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annotate src/org/eclipse/jetty/io/AbstractBuffer.java @ 804:9f5ba30722bb

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remove org.eclipse.jetty.util.ajax
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 07 Sep 2016 21:28:02 -0600
parents 3428c60d7cfc
children 8e9db0bbf4f9
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rev   line source
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1 //
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2 // ========================================================================
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3 // Copyright (c) 1995-2014 Mort Bay Consulting Pty. Ltd.
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4 // ------------------------------------------------------------------------
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5 // All rights reserved. This program and the accompanying materials
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6 // are made available under the terms of the Eclipse Public License v1.0
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7 // and Apache License v2.0 which accompanies this distribution.
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8 //
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9 // The Eclipse Public License is available at
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10 // http://www.eclipse.org/legal/epl-v10.html
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11 //
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12 // The Apache License v2.0 is available at
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13 // http://www.opensource.org/licenses/apache2.0.php
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14 //
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15 // You may elect to redistribute this code under either of these licenses.
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16 // ========================================================================
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17 //
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18
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19 package org.eclipse.jetty.io;
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20
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21 import java.io.IOException;
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22 import java.io.InputStream;
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23 import java.io.OutputStream;
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24 import java.nio.charset.Charset;
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25
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26 import org.eclipse.jetty.util.TypeUtil;
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27 import org.eclipse.jetty.util.log.Log;
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28 import org.eclipse.jetty.util.log.Logger;
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29
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30 /**
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31 *
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32 *
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33 */
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34 public abstract class AbstractBuffer implements Buffer
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35 {
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36 private static final Logger LOG = Log.getLogger(AbstractBuffer.class);
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37
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38 private final static boolean __boundsChecking = Boolean.getBoolean("org.eclipse.jetty.io.AbstractBuffer.boundsChecking");
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39
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40 protected final static String
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41 __IMMUTABLE = "IMMUTABLE",
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42 __READONLY = "READONLY",
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43 __READWRITE = "READWRITE",
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44 __VOLATILE = "VOLATILE";
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45
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46 protected int _access;
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47 protected boolean _volatile;
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48
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49 protected int _get;
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50 protected int _put;
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51 protected int _hash;
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52 protected int _hashGet;
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53 protected int _hashPut;
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54 protected int _mark;
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55 protected String _string;
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56 protected View _view;
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57
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58 /**
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59 * Constructor for BufferView
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60 *
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61 * @param access 0==IMMUTABLE, 1==READONLY, 2==READWRITE
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62 */
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63 public AbstractBuffer(int access, boolean isVolatile)
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64 {
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65 if (access == IMMUTABLE && isVolatile)
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66 throw new IllegalArgumentException("IMMUTABLE && VOLATILE");
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67 setMarkIndex(-1);
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68 _access = access;
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69 _volatile = isVolatile;
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70 }
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71
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72 /*
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73 * @see org.eclipse.io.Buffer#toArray()
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74 */
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75 public byte[] asArray()
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76 {
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77 byte[] bytes = new byte[length()];
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78 byte[] array = array();
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79 if (array != null)
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80 System.arraycopy(array, getIndex(), bytes, 0, bytes.length);
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81 else
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82 peek(getIndex(), bytes, 0, length());
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83 return bytes;
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84 }
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85
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86 public ByteArrayBuffer duplicate(int access)
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87 {
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88 Buffer b=this.buffer();
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89 if (this instanceof Buffer.CaseInsensitve || b instanceof Buffer.CaseInsensitve)
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90 return new ByteArrayBuffer.CaseInsensitive(asArray(), 0, length(),access);
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91 else
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92 return new ByteArrayBuffer(asArray(), 0, length(), access);
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93 }
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94
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95 /*
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96 * @see org.eclipse.io.Buffer#asNonVolatile()
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97 */
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98 public Buffer asNonVolatileBuffer()
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99 {
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100 if (!isVolatile()) return this;
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101 return duplicate(_access);
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102 }
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103
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104 public Buffer asImmutableBuffer()
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105 {
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106 if (isImmutable()) return this;
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107 return duplicate(IMMUTABLE);
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108 }
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109
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110 /*
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111 * @see org.eclipse.util.Buffer#asReadOnlyBuffer()
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112 */
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113 public Buffer asReadOnlyBuffer()
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114 {
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115 if (isReadOnly()) return this;
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116 return new View(this, markIndex(), getIndex(), putIndex(), READONLY);
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117 }
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118
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119 public Buffer asMutableBuffer()
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120 {
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121 if (!isImmutable()) return this;
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122
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123 Buffer b=this.buffer();
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124 if (b.isReadOnly())
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125 {
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126 return duplicate(READWRITE);
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127 }
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128 return new View(b, markIndex(), getIndex(), putIndex(), _access);
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129 }
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130
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131 public Buffer buffer()
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132 {
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133 return this;
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134 }
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135
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136 public void clear()
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137 {
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138 setMarkIndex(-1);
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139 setGetIndex(0);
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140 setPutIndex(0);
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141 }
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142
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143 public void compact()
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144 {
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145 if (isReadOnly()) throw new IllegalStateException(__READONLY);
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146 int s = markIndex() >= 0 ? markIndex() : getIndex();
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147 if (s > 0)
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148 {
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149 byte array[] = array();
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150 int length = putIndex() - s;
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151 if (length > 0)
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152 {
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153 if (array != null)
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154 System.arraycopy(array(), s, array(), 0, length);
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155 else
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156 poke(0, peek(s, length));
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157 }
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158 if (markIndex() > 0) setMarkIndex(markIndex() - s);
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159 setGetIndex(getIndex() - s);
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160 setPutIndex(putIndex() - s);
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161 }
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162 }
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163
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164 @Override
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165 public boolean equals(Object obj)
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166 {
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167 if (obj==this)
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168 return true;
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169
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170 // reject non buffers;
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171 if (obj == null || !(obj instanceof Buffer)) return false;
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diff changeset
172 Buffer b = (Buffer) obj;
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173
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174 if (this instanceof Buffer.CaseInsensitve || b instanceof Buffer.CaseInsensitve)
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diff changeset
175 return equalsIgnoreCase(b);
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176
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177 // reject different lengths
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178 if (b.length() != length()) return false;
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179
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180 // reject AbstractBuffer with different hash value
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181 if (_hash != 0 && obj instanceof AbstractBuffer)
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182 {
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183 AbstractBuffer ab = (AbstractBuffer) obj;
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184 if (ab._hash != 0 && _hash != ab._hash) return false;
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185 }
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186
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diff changeset
187 // Nothing for it but to do the hard grind.
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188 int get=getIndex();
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189 int bi=b.putIndex();
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190 for (int i = putIndex(); i-->get;)
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191 {
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192 byte b1 = peek(i);
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193 byte b2 = b.peek(--bi);
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194 if (b1 != b2) return false;
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195 }
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196 return true;
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197 }
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198
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199 public boolean equalsIgnoreCase(Buffer b)
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200 {
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201 if (b==this)
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202 return true;
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203
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204 // reject different lengths
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205 if (b.length() != length()) return false;
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206
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207 // reject AbstractBuffer with different hash value
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208 if (_hash != 0 && b instanceof AbstractBuffer)
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209 {
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210 AbstractBuffer ab = (AbstractBuffer) b;
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211 if (ab._hash != 0 && _hash != ab._hash) return false;
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diff changeset
212 }
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parents:
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213
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
214 // Nothing for it but to do the hard grind.
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parents:
diff changeset
215 int get=getIndex();
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parents:
diff changeset
216 int bi=b.putIndex();
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
217
3428c60d7cfc replace jetty jars with source
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diff changeset
218 byte[] array = array();
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diff changeset
219 byte[] barray= b.array();
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220 if (array!=null && barray!=null)
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parents:
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221 {
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222 for (int i = putIndex(); i-->get;)
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223 {
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diff changeset
224 byte b1 = array[i];
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parents:
diff changeset
225 byte b2 = barray[--bi];
3428c60d7cfc replace jetty jars with source
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diff changeset
226 if (b1 != b2)
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diff changeset
227 {
3428c60d7cfc replace jetty jars with source
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diff changeset
228 if ('a' <= b1 && b1 <= 'z') b1 = (byte) (b1 - 'a' + 'A');
3428c60d7cfc replace jetty jars with source
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diff changeset
229 if ('a' <= b2 && b2 <= 'z') b2 = (byte) (b2 - 'a' + 'A');
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diff changeset
230 if (b1 != b2) return false;
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diff changeset
231 }
3428c60d7cfc replace jetty jars with source
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diff changeset
232 }
3428c60d7cfc replace jetty jars with source
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parents:
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233 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
234 else
3428c60d7cfc replace jetty jars with source
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diff changeset
235 {
3428c60d7cfc replace jetty jars with source
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diff changeset
236 for (int i = putIndex(); i-->get;)
3428c60d7cfc replace jetty jars with source
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parents:
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237 {
3428c60d7cfc replace jetty jars with source
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diff changeset
238 byte b1 = peek(i);
3428c60d7cfc replace jetty jars with source
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diff changeset
239 byte b2 = b.peek(--bi);
3428c60d7cfc replace jetty jars with source
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diff changeset
240 if (b1 != b2)
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parents:
diff changeset
241 {
3428c60d7cfc replace jetty jars with source
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diff changeset
242 if ('a' <= b1 && b1 <= 'z') b1 = (byte) (b1 - 'a' + 'A');
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diff changeset
243 if ('a' <= b2 && b2 <= 'z') b2 = (byte) (b2 - 'a' + 'A');
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244 if (b1 != b2) return false;
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245 }
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parents:
diff changeset
246 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
247 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
248 return true;
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parents:
diff changeset
249 }
3428c60d7cfc replace jetty jars with source
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diff changeset
250
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
251 public byte get()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
252 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
253 return peek(_get++);
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parents:
diff changeset
254 }
3428c60d7cfc replace jetty jars with source
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diff changeset
255
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
256 public int get(byte[] b, int offset, int length)
3428c60d7cfc replace jetty jars with source
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diff changeset
257 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
258 int gi = getIndex();
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
259 int l=length();
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
260 if (l==0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
261 return -1;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
262
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
263 if (length>l)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
264 length=l;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
265
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
266 length = peek(gi, b, offset, length);
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
267 if (length>0)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
268 setGetIndex(gi + length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
269 return length;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
270 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
271
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
272 public Buffer get(int length)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
273 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
274 int gi = getIndex();
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
275 Buffer view = peek(gi, length);
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
276 setGetIndex(gi + length);
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
277 return view;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
278 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
279
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
280 public final int getIndex()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
281 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
282 return _get;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
283 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
284
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
285 public boolean hasContent()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
286 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
287 return _put > _get;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
288 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
289
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
290 @Override
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
291 public int hashCode()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
292 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
293 if (_hash == 0 || _hashGet!=_get || _hashPut!=_put)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
294 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
295 int get=getIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
296 byte[] array = array();
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
297 if (array==null)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
298 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
299 for (int i = putIndex(); i-- >get;)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
300 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
301 byte b = peek(i);
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
302 if ('a' <= b && b <= 'z')
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
303 b = (byte) (b - 'a' + 'A');
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
304 _hash = 31 * _hash + b;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
305 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
306 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
307 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
308 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
309 for (int i = putIndex(); i-- >get;)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
310 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
311 byte b = array[i];
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
312 if ('a' <= b && b <= 'z')
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
313 b = (byte) (b - 'a' + 'A');
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parents:
diff changeset
314 _hash = 31 * _hash + b;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
315 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
316 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
317 if (_hash == 0)
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
318 _hash = -1;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
319 _hashGet=_get;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
320 _hashPut=_put;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
321
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
322 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
323 return _hash;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
324 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
325
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
326 public boolean isImmutable()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
327 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
328 return _access <= IMMUTABLE;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
329 }
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
330
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
331 public boolean isReadOnly()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
332 {
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
333 return _access <= READONLY;
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
334 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
335
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
336 public boolean isVolatile()
3428c60d7cfc replace jetty jars with source
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parents:
diff changeset
337 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
338 return _volatile;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
339 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
340
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
341 public int length()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
342 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
343 return _put - _get;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
344 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
345
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
346 public void mark()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
347 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
348 setMarkIndex(_get - 1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
349 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
350
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
351 public void mark(int offset)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
352 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
353 setMarkIndex(_get + offset);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
354 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
355
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
356 public int markIndex()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
357 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
358 return _mark;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
359 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
360
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
361 public byte peek()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
362 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
363 return peek(_get);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
364 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
365
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
366 public Buffer peek(int index, int length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
367 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
368 if (_view == null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
369 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
370 _view = new View(this, -1, index, index + length, isReadOnly() ? READONLY : READWRITE);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
371 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
372 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
373 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
374 _view.update(this.buffer());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
375 _view.setMarkIndex(-1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
376 _view.setGetIndex(0);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
377 _view.setPutIndex(index + length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
378 _view.setGetIndex(index);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
379
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
380 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
381 return _view;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
382 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
383
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
384 public int poke(int index, Buffer src)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
385 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
386 _hash=0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
387 /*
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
388 if (isReadOnly())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
389 throw new IllegalStateException(__READONLY);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
390 if (index < 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
391 throw new IllegalArgumentException("index<0: " + index + "<0");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
392 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
393
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
394 int length=src.length();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
395 if (index + length > capacity())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
396 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
397 length=capacity()-index;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
398 /*
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
399 if (length<0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
400 throw new IllegalArgumentException("index>capacity(): " + index + ">" + capacity());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
401 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
402 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
403
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
404 byte[] src_array = src.array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
405 byte[] dst_array = array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
406 if (src_array != null && dst_array != null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
407 System.arraycopy(src_array, src.getIndex(), dst_array, index, length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
408 else if (src_array != null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
409 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
410 int s=src.getIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
411 for (int i=0;i<length;i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
412 poke(index++,src_array[s++]);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
413 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
414 else if (dst_array != null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
415 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
416 int s=src.getIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
417 for (int i=0;i<length;i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
418 dst_array[index++]=src.peek(s++);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
419 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
420 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
421 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
422 int s=src.getIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
423 for (int i=0;i<length;i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
424 poke(index++,src.peek(s++));
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
425 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
426
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
427 return length;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
428 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
429
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
430
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
431 public int poke(int index, byte[] b, int offset, int length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
432 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
433 _hash=0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
434 /*
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
435 if (isReadOnly())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
436 throw new IllegalStateException(__READONLY);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
437 if (index < 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
438 throw new IllegalArgumentException("index<0: " + index + "<0");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
439 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
440 if (index + length > capacity())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
441 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
442 length=capacity()-index;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
443 /* if (length<0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
444 throw new IllegalArgumentException("index>capacity(): " + index + ">" + capacity());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
445 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
446 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
447
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
448 byte[] dst_array = array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
449 if (dst_array != null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
450 System.arraycopy(b, offset, dst_array, index, length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
451 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
452 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
453 int s=offset;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
454 for (int i=0;i<length;i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
455 poke(index++,b[s++]);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
456 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
457 return length;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
458 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
459
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
460 public int put(Buffer src)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
461 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
462 int pi = putIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
463 int l=poke(pi, src);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
464 setPutIndex(pi + l);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
465 return l;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
466 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
467
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
468 public void put(byte b)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
469 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
470 int pi = putIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
471 poke(pi, b);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
472 setPutIndex(pi + 1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
473 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
474
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
475 public int put(byte[] b, int offset, int length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
476 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
477 int pi = putIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
478 int l = poke(pi, b, offset, length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
479 setPutIndex(pi + l);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
480 return l;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
481 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
482
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
483 public int put(byte[] b)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
484 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
485 int pi = putIndex();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
486 int l = poke(pi, b, 0, b.length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
487 setPutIndex(pi + l);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
488 return l;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
489 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
490
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
491 public final int putIndex()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
492 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
493 return _put;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
494 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
495
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
496 public void reset()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
497 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
498 if (markIndex() >= 0) setGetIndex(markIndex());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
499 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
500
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
501 public void rewind()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
502 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
503 setGetIndex(0);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
504 setMarkIndex(-1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
505 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
506
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
507 public void setGetIndex(int getIndex)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
508 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
509 /* bounds checking
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
510 if (isImmutable())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
511 throw new IllegalStateException(__IMMUTABLE);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
512 if (getIndex < 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
513 throw new IllegalArgumentException("getIndex<0: " + getIndex + "<0");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
514 if (getIndex > putIndex())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
515 throw new IllegalArgumentException("getIndex>putIndex: " + getIndex + ">" + putIndex());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
516 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
517 _get = getIndex;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
518 _hash=0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
519 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
520
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
521 public void setMarkIndex(int index)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
522 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
523 /*
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
524 if (index>=0 && isImmutable())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
525 throw new IllegalStateException(__IMMUTABLE);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
526 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
527 _mark = index;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
528 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
529
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
530 public void setPutIndex(int putIndex)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
531 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
532 /* bounds checking
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
533 if (isImmutable())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
534 throw new IllegalStateException(__IMMUTABLE);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
535 if (putIndex > capacity())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
536 throw new IllegalArgumentException("putIndex>capacity: " + putIndex + ">" + capacity());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
537 if (getIndex() > putIndex)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
538 throw new IllegalArgumentException("getIndex>putIndex: " + getIndex() + ">" + putIndex);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
539 */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
540 _put = putIndex;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
541 _hash=0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
542 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
543
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
544 public int skip(int n)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
545 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
546 if (length() < n) n = length();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
547 setGetIndex(getIndex() + n);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
548 return n;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
549 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
550
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
551 public Buffer slice()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
552 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
553 return peek(getIndex(), length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
554 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
555
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
556 public Buffer sliceFromMark()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
557 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
558 return sliceFromMark(getIndex() - markIndex() - 1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
559 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
560
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
561 public Buffer sliceFromMark(int length)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
562 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
563 if (markIndex() < 0) return null;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
564 Buffer view = peek(markIndex(), length);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
565 setMarkIndex(-1);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
566 return view;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
567 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
568
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
569 public int space()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
570 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
571 return capacity() - _put;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
572 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
573
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
574 public String toDetailString()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
575 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
576 StringBuilder buf = new StringBuilder();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
577 buf.append("[");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
578 buf.append(super.hashCode());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
579 buf.append(",");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
580 buf.append(this.buffer().hashCode());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
581 buf.append(",m=");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
582 buf.append(markIndex());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
583 buf.append(",g=");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
584 buf.append(getIndex());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
585 buf.append(",p=");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
586 buf.append(putIndex());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
587 buf.append(",c=");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
588 buf.append(capacity());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
589 buf.append("]={");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
590 if (markIndex() >= 0)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
591 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
592 for (int i = markIndex(); i < getIndex(); i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
593 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
594 byte b = peek(i);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
595 TypeUtil.toHex(b,buf);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
596 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
597 buf.append("}{");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
598 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
599 int count = 0;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
600 for (int i = getIndex(); i < putIndex(); i++)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
601 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
602 byte b = peek(i);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
603 TypeUtil.toHex(b,buf);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
604 if (count++ == 50)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
605 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
606 if (putIndex() - i > 20)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
607 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
608 buf.append(" ... ");
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
609 i = putIndex() - 20;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
610 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
611 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
612 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
613 buf.append('}');
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
614 return buf.toString();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
615 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
616
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
617 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
618 @Override
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
619 public String toString()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
620 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
621 if (isImmutable())
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
622 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
623 if (_string == null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
624 _string = new String(asArray(), 0, length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
625 return _string;
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
626 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
627 return new String(asArray(), 0, length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
628 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
629
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
630 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
631 public String toString(String charset)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
632 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
633 try
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
634 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
635 byte[] bytes=array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
636 if (bytes!=null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
637 return new String(bytes,getIndex(),length(),charset);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
638 return new String(asArray(), 0, length(),charset);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
639
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
640 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
641 catch(Exception e)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
642 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
643 LOG.warn(e);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
644 return new String(asArray(), 0, length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
645 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
646 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
647
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
648 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
649 public String toString(Charset charset)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
650 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
651 try
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
652 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
653 byte[] bytes=array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
654 if (bytes!=null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
655 return new String(bytes,getIndex(),length(),charset);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
656 return new String(asArray(), 0, length(),charset);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
657 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
658 catch(Exception e)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
659 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
660 LOG.warn(e);
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
661 return new String(asArray(), 0, length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
662 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
663 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
664
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
665 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
666 public String toDebugString()
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
667 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
668 return getClass()+"@"+super.hashCode();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
669 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
670
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
671 /* ------------------------------------------------------------ */
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
672 public void writeTo(OutputStream out)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
673 throws IOException
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
674 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
675 byte[] array = array();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
676
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
677 if (array!=null)
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
678 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
679 out.write(array,getIndex(),length());
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
680 }
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
681 else
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
682 {
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
683 int len = this.length();
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
684 byte[] buf=new byte[len>1024?1024:len];
3428c60d7cfc replace jetty jars with source
Franklin Schmidt <fschmidt@gmail.com>
parents:
diff changeset
685 int offset=_get;
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686 while (len>0)
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687 {
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688 int l=peek(offset,buf,0,len>buf.length?buf.length:len);
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689 out.write(buf,0,l);
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690 offset+=l;
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691 len-=l;
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692 }
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693 }
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694 clear();
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695 }
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696
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697 /* ------------------------------------------------------------ */
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698 public int readFrom(InputStream in,int max) throws IOException
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699 {
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700 byte[] array = array();
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701 int s=space();
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702 if (s>max)
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703 s=max;
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704
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705 if (array!=null)
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706 {
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707 int l=in.read(array,_put,s);
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708 if (l>0)
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709 _put+=l;
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710 return l;
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711 }
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712 else
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713 {
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714 byte[] buf=new byte[s>1024?1024:s];
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715 int total=0;
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716 while (s>0)
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717 {
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718 int l=in.read(buf,0,buf.length);
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719 if (l<0)
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720 return total>0?total:-1;
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721 int p=put(buf,0,l);
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722 assert l==p;
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723 s-=l;
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724 }
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parents:
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725 return total;
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parents:
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726 }
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parents:
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727 }
3428c60d7cfc replace jetty jars with source
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parents:
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728 }