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annotate src/luan/modules/IoLuan.java @ 1349:0cceff521abb

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IO error handling
author Franklin Schmidt <fschmidt@gmail.com>
date Wed, 27 Feb 2019 12:30:46 -0700
parents e0cf0d108a77
children 836e00bf7ce2
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167
4c0131c2b650 merge luan/lib into modules
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1 package luan.modules;
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2
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3 import java.io.InputStream;
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4 import java.io.OutputStream;
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5 import java.io.PrintStream;
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6 import java.io.Reader;
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7 import java.io.Writer;
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8 import java.io.StringReader;
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9 import java.io.BufferedReader;
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10 import java.io.BufferedWriter;
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11 import java.io.BufferedInputStream;
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12 import java.io.BufferedOutputStream;
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13 import java.io.File;
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14 import java.io.FileInputStream;
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15 import java.io.FileOutputStream;
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16 import java.io.InputStreamReader;
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17 import java.io.OutputStreamWriter;
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18 import java.io.ByteArrayInputStream;
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19 import java.io.StringWriter;
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20 import java.io.IOException;
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21 import java.io.FileNotFoundException;
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22 import java.net.URL;
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23 import java.net.InetAddress;
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24 import java.net.Inet4Address;
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25 import java.net.NetworkInterface;
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26 import java.net.MalformedURLException;
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27 import java.net.UnknownHostException;
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28 import java.nio.file.Files;
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29 import java.util.Enumeration;
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30 import java.util.Map;
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31 import luan.Luan;
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32 import luan.LuanTable;
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33 import luan.LuanFunction;
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34 import luan.LuanException;
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35 import luan.modules.url.LuanUrl;
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37
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38 public final class IoLuan {
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40 public static String read_console_line(String prompt) throws IOException {
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41 if( prompt==null )
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42 prompt = "> ";
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43 return System.console().readLine(prompt);
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44 }
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47 public interface LuanWriter {
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48 public Object out();
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49 public void write(Object... args) throws LuanException, IOException;
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50 public void close() throws IOException;
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51 }
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52
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53 public static LuanWriter luanWriter(final PrintStream out) {
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54 return new LuanWriter() {
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55
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56 public Object out() {
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57 return out;
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58 }
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59
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60 public void write(Object... args) throws LuanException {
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61 for( Object obj : args ) {
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62 out.print( Luan.luanToString(obj) );
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63 }
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64 }
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65
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66 public void close() {
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67 out.close();
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68 }
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69 };
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70 }
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71
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72 public static LuanWriter luanWriter(final Writer out) {
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73 return new LuanWriter() {
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74
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75 public Object out() {
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76 return out;
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77 }
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78
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79 public void write(Object... args) throws LuanException, IOException {
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80 for( Object obj : args ) {
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81 out.write( Luan.luanToString(obj) );
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82 }
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83 }
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85 public void close() throws IOException {
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86 out.close();
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87 }
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88 };
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89 }
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90
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91 static LuanFunction lines(final BufferedReader in) {
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92 return new LuanFunction(false) {
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93 @Override public Object call(Object[] args) throws LuanException {
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94 try {
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95 if( args.length > 0 ) {
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96 if( args.length > 1 || !"close".equals(args[0]) )
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97 throw new LuanException( "the only argument allowed is 'close'" );
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98 in.close();
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99 return null;
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100 }
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101 String rtn = in.readLine();
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102 if( rtn==null )
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103 in.close();
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104 return rtn;
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105 } catch(IOException e) {
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106 throw new LuanException(e);
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107 }
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108 }
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109 };
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110 }
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112 static LuanFunction blocks(final InputStream in,final int blockSize) {
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113 return new LuanFunction(false) {
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114 final byte[] a = new byte[blockSize];
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115
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116 @Override public Object call(Object[] args) throws LuanException {
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117 try {
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118 if( args.length > 0 ) {
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119 if( args.length > 1 || !"close".equals(args[0]) )
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120 throw new LuanException( "the only argument allowed is 'close'" );
116
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121 in.close();
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122 return null;
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123 }
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124 if( in.read(a) == -1 ) {
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125 in.close();
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126 return null;
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127 }
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128 return a;
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129 } catch(IOException e) {
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130 throw new LuanException(e);
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131 }
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132 }
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133 };
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134 }
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135
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136
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137 private static File objToFile(Object obj) {
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138 if( obj instanceof String ) {
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139 return new File((String)obj);
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140 }
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141 if( obj instanceof LuanTable ) {
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142 LuanTable t = (LuanTable)obj;
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143 Object java = t.rawGet("java");
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144 if( java instanceof LuanFile ) {
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145 LuanFile luanFile = (LuanFile)java;
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146 return luanFile.file;
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147 }
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148 }
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149 return null;
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150 }
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151
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152
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153 public static abstract class LuanIn {
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154 protected String charset = null;
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155
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156 public abstract InputStream inputStream() throws IOException, LuanException;
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157 public abstract String to_string();
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158 public abstract String to_uri_string();
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159
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160 public Reader reader() throws IOException, LuanException {
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161 InputStream in = inputStream();
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162 return charset==null ? new InputStreamReader(in) : new InputStreamReader(in,charset);
314
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163 }
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164
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165 public String read_text() throws IOException, LuanException {
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166 Reader in = reader();
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167 String s = Utils.readAll(in);
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168 in.close();
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169 return s;
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170 }
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171
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172 public byte[] read_binary() throws IOException, LuanException {
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173 InputStream in = inputStream();
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174 byte[] a = Utils.readAll(in);
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175 in.close();
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176 return a;
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177 }
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178
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179 public LuanFunction read_lines() throws IOException, LuanException {
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180 return lines(new BufferedReader(reader()));
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181 }
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182
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183 public LuanFunction read_blocks(Integer blockSize) throws IOException, LuanException {
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184 int n = blockSize!=null ? blockSize : Utils.bufSize;
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185 return blocks(inputStream(),n);
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186 }
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187
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188 public boolean exists() throws IOException, LuanException {
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189 try {
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190 inputStream().close();
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191 return true;
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192 } catch(FileNotFoundException e) {
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193 return false;
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194 } catch(UnknownHostException e) {
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195 return false;
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196 } catch(LuanException e) {
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197 if( e.getCause() instanceof FileNotFoundException )
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198 return false;
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199 throw e;
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200 }
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201 }
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202
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203 public long checksum() throws IOException, LuanException {
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204 long cs = 0;
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205 InputStream in = new BufferedInputStream(inputStream());
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206 int c;
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207 while( (c=in.read()) != -1 ) {
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208 cs = 31 * cs + c;
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209 }
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210 in.close();
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211 return cs;
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212 }
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213
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214 public String charset() {
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215 return charset;
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216 }
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217
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218 public void set_charset(String charset) {
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219 this.charset = charset;
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220 }
125
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221 }
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222
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223 public static final LuanIn defaultStdin = new LuanIn() {
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224
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225 @Override public InputStream inputStream() {
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226 return System.in;
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227 }
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228
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229 @Override public String to_string() {
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230 return "<stdin>";
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231 }
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232
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233 @Override public String to_uri_string() {
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234 return "stdin:";
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235 }
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236
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237 @Override public String read_text() throws IOException {
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238 return Utils.readAll(new InputStreamReader(System.in));
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239 }
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240
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241 @Override public byte[] read_binary() throws IOException {
261
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242 return Utils.readAll(System.in);
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243 }
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244
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245 @Override public boolean exists() {
265
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246 return true;
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247 }
261
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248 };
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249
125
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250 public static abstract class LuanIO extends LuanIn {
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251 abstract OutputStream outputStream() throws IOException;
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252
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253 private Writer writer() throws IOException {
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254 OutputStream out = outputStream();
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255 return charset==null ? new OutputStreamWriter(out) : new OutputStreamWriter(out,charset);
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256 }
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257
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258 public void write(Object obj) throws LuanException, IOException {
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259 if( obj instanceof String ) {
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260 String s = (String)obj;
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261 Writer out = writer();
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262 out.write(s);
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263 out.close();
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264 return;
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265 }
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266 if( obj instanceof byte[] ) {
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267 byte[] a = (byte[])obj;
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268 OutputStream out = outputStream();
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269 Utils.copyAll(new ByteArrayInputStream(a),out);
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270 out.close();
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271 return;
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272 }
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273 if( obj instanceof LuanTable ) {
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274 LuanTable t = (LuanTable)obj;
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275 Object java = t.rawGet("java");
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276 if( java instanceof LuanIn ) {
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277 LuanIn luanIn = (LuanIn)java;
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278 InputStream in = luanIn.inputStream();
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279 OutputStream out = outputStream();
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280 Utils.copyAll(in,out);
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281 out.close();
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282 in.close();
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283 return;
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284 }
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285 }
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286 throw new LuanException( "bad argument #1 to 'write' (string or binary or Io.uri expected)" );
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287 }
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288
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289 public LuanWriter text_writer() throws IOException {
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290 return luanWriter(new BufferedWriter(writer()));
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291 }
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292
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293 public OutputStream binary_writer() throws IOException {
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294 return new BufferedOutputStream(outputStream());
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295 }
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296
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297 public void write_text(Object... args) throws LuanException, IOException {
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298 LuanWriter luanWriter = luanWriter(new BufferedWriter(writer()));
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299 luanWriter.write(args);
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300 luanWriter.close();
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301 }
125
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302 }
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303
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304 public static final LuanIO nullIO = new LuanIO() {
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305 private final InputStream in = new InputStream() {
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306 @Override public int read() {
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307 return -1;
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308 }
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309 };
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310 private final OutputStream out = new OutputStream() {
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311 @Override public void write(int b) {}
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312 };
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313
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314 @Override public InputStream inputStream() {
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315 return in;
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316 }
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317
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318 @Override OutputStream outputStream() {
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319 return out;
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320 }
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321
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322 @Override public String to_string() {
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323 return "<null>";
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324 }
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325
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326 @Override public String to_uri_string() {
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327 return "null:";
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328 }
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329
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330 };
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331
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332 public static final class LuanString extends LuanIO {
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333 private String s;
314
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334
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335 public LuanString(String s) throws LuanException {
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336 Utils.checkNotNull(s);
314
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337 this.s = s;
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338 }
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339
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340 @Override public InputStream inputStream() {
421
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341 throw new UnsupportedOperationException();
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342 }
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343
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344 @Override OutputStream outputStream() {
314
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345 throw new UnsupportedOperationException();
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346 }
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347
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348 @Override public String to_string() {
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349 return "<string>";
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350 }
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351
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352 @Override public String to_uri_string() {
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353 return "string:" + s;
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354 }
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355
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356 @Override public Reader reader() {
314
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357 return new StringReader(s);
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358 }
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359
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360 @Override public String read_text() {
314
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361 return s;
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362 }
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diff changeset
363
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364 @Override public boolean exists() {
314
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365 return true;
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diff changeset
366 }
421
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diff changeset
367
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368 @Override public LuanWriter text_writer() {
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369 return new LuanWriter() {
421
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370 private final Writer out = new StringWriter();
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371
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372 public Object out() {
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373 return out;
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374 }
421
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375
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376 public void write(Object... args) throws LuanException, IOException {
421
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diff changeset
377 for( Object obj : args ) {
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Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
378 out.write( Luan.luanToString(obj) );
421
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
379 }
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
380 }
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
381
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
382 public void close() throws IOException {
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
383 s = out.toString();
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
384 }
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
385 };
b31d614343e8 add Io.LuanString.text_writer();
Franklin Schmidt <fschmidt@gmail.com>
parents: 411
diff changeset
386 }
314
7c4f52262213 add Io.schemes.string
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 310
diff changeset
387 }
7c4f52262213 add Io.schemes.string
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 310
diff changeset
388
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
389 public static final class LuanFile extends LuanIO {
710
63cda9eec9a0 make LuanFile.file public
Franklin Schmidt <fschmidt@gmail.com>
parents: 706
diff changeset
390 public final File file;
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
391
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
392 public LuanFile(Luan luan,String path) throws LuanException {
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
393 this(luan,new File(path));
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
394 }
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
395
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
396 private LuanFile(Luan luan,File file) throws LuanException {
203
99eef1d0e706 IO security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 202
diff changeset
397 this(file);
301
a6bf8ff720f8 add java security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 299
diff changeset
398 check(luan,"file:"+file.toString());
145
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
399 }
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
400
202
75750ceb45ee add LuanState.registry
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 171
diff changeset
401 private LuanFile(File file) {
145
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
402 this.file = file;
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
403 }
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
404
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
405 @Override public InputStream inputStream() throws IOException {
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
406 return new FileInputStream(file);
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
407 }
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
408
144
2e92f0a6fcac add Reactionary.luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 143
diff changeset
409 @Override OutputStream outputStream() throws IOException {
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
410 return new FileOutputStream(file);
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
411 }
143
fcb81fa2df0d handle urls and java resources as files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 142
diff changeset
412
147
cc3a0578edac fix Io.reverse_pickle
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 145
diff changeset
413 @Override public String to_string() {
143
fcb81fa2df0d handle urls and java resources as files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 142
diff changeset
414 return file.toString();
fcb81fa2df0d handle urls and java resources as files
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 142
diff changeset
415 }
145
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
416
705
52ecb629a634 add to_uri_string()
Franklin Schmidt <fschmidt@gmail.com>
parents: 701
diff changeset
417 @Override public String to_uri_string() {
52ecb629a634 add to_uri_string()
Franklin Schmidt <fschmidt@gmail.com>
parents: 701
diff changeset
418 return "file:" + file.toString();
52ecb629a634 add to_uri_string()
Franklin Schmidt <fschmidt@gmail.com>
parents: 701
diff changeset
419 }
52ecb629a634 add to_uri_string()
Franklin Schmidt <fschmidt@gmail.com>
parents: 701
diff changeset
420
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
421 public LuanFile child(Luan luan,String name) throws LuanException {
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
422 return new LuanFile(luan,new File(file,name));
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
423 }
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
424
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
425 public LuanTable children(Luan luan) throws LuanException {
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
426 File[] files = file.listFiles();
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
427 if( files==null )
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
428 return null;
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
429 LuanTable list = new LuanTable(luan);
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
430 for( File f : files ) {
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
431 list.rawPut(list.rawLength()+1,new LuanFile(luan,f));
164
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
432 }
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
433 return list;
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
434 }
78ba371ea1e9 merge Os.File into Io.File and remove Os
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 147
diff changeset
435
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
436 public LuanFile parent(Luan luan) throws LuanException, IOException {
323
cd2924a1052c improve testing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 314
diff changeset
437 File parent = file.getParentFile();
cd2924a1052c improve testing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 314
diff changeset
438 if( parent==null )
cd2924a1052c improve testing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 314
diff changeset
439 parent = file.getCanonicalFile().getParentFile();
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
440 return new LuanFile(luan,parent);
323
cd2924a1052c improve testing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 314
diff changeset
441 }
cd2924a1052c improve testing
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 314
diff changeset
442
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
443 @Override public boolean exists() {
237
97d175772fed implement mmake
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
444 return file.exists();
145
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
445 }
90f38a5d0e0a add Os.File
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 144
diff changeset
446
758
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
447 public void rename_to(Object destObj) throws LuanException {
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
448 File dest = objToFile(destObj);
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
449 if( dest==null )
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
450 throw new LuanException( "bad argument #1 to 'objToFile' (string or file table expected)" );
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
451 if( !file.renameTo(dest) )
c29d11d675fd added Json.toString() and rpc now sends tables as json
Franklin Schmidt <fschmidt@gmail.com>
parents: 755
diff changeset
452 throw new LuanException("couldn't rename file "+file+" to "+dest);
293
a50e88d3547c add Web_server.init();
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 283
diff changeset
453 }
a50e88d3547c add Web_server.init();
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 283
diff changeset
454
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
455 public LuanFile canonical(Luan luan) throws LuanException, IOException {
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
456 return new LuanFile(luan,file.getCanonicalFile());
310
9e9bb358b2df add File.canonical()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 301
diff changeset
457 }
9e9bb358b2df add File.canonical()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 301
diff changeset
458
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
459 public LuanFile create_temp_file(Luan luan,String prefix,String suffix) throws LuanException, IOException {
749
85f5444fb7d4 add rcp lucene backup
Franklin Schmidt <fschmidt@gmail.com>
parents: 748
diff changeset
460 File tmp = File.createTempFile(prefix,suffix,file);
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
461 return new LuanFile(luan,tmp);
749
85f5444fb7d4 add rcp lucene backup
Franklin Schmidt <fschmidt@gmail.com>
parents: 748
diff changeset
462 }
85f5444fb7d4 add rcp lucene backup
Franklin Schmidt <fschmidt@gmail.com>
parents: 748
diff changeset
463
751
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
464 public void delete() throws LuanException {
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
465 if( file.exists() )
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
466 delete(file);
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
467 }
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
468
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
469 private static void delete(File file) throws LuanException {
1313
Franklin Schmidt <fschmidt@gmail.com>
parents: 1311
diff changeset
470 File[] children = file.listFiles();
Franklin Schmidt <fschmidt@gmail.com>
parents: 1311
diff changeset
471 if( children != null && !isSymbolicLink(file) ) {
Franklin Schmidt <fschmidt@gmail.com>
parents: 1311
diff changeset
472 for( File child : children ) {
Franklin Schmidt <fschmidt@gmail.com>
parents: 1311
diff changeset
473 delete(child);
751
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
474 }
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
475 }
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
476 if( !file.delete() )
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
477 throw new LuanException("couldn't delete file "+file);
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
478 }
558740169005 improve file delete()
Franklin Schmidt <fschmidt@gmail.com>
parents: 749
diff changeset
479
752
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
480 public void mkdir() throws LuanException {
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
481 if( !file.isDirectory() ) {
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
482 if( !file.mkdirs() )
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
483 throw new LuanException("couldn't make directory "+file);
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
484 }
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
485 }
ea5f3a254b76 improve file mkdir()
Franklin Schmidt <fschmidt@gmail.com>
parents: 751
diff changeset
486
768
ef0fc9ad30c1 add file.set_last_modified()
Franklin Schmidt <fschmidt@gmail.com>
parents: 765
diff changeset
487 public void set_last_modified(long time) throws LuanException {
ef0fc9ad30c1 add file.set_last_modified()
Franklin Schmidt <fschmidt@gmail.com>
parents: 765
diff changeset
488 if( !file.setLastModified(time) )
ef0fc9ad30c1 add file.set_last_modified()
Franklin Schmidt <fschmidt@gmail.com>
parents: 765
diff changeset
489 throw new LuanException("couldn't set_last_modified on "+file);
ef0fc9ad30c1 add file.set_last_modified()
Franklin Schmidt <fschmidt@gmail.com>
parents: 765
diff changeset
490 }
1311
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
491
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
492 private static boolean isSymbolicLink(File file) {
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
493 return Files.isSymbolicLink(file.toPath());
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
494 }
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
495
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
496 public boolean is_symbolic_link() {
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
497 return isSymbolicLink(file);
ca742d51b31f don't delete into symbolic links
Franklin Schmidt <fschmidt@gmail.com>
parents: 1280
diff changeset
498 }
125
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
499 }
0cd559a16758 add sockets
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 124
diff changeset
500
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
501 public static LuanUrl classpath(Luan luan,String name) throws LuanException {
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
502 if( name.contains("//") )
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
503 return null;
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
504 String path = name;
301
a6bf8ff720f8 add java security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 299
diff changeset
505 check(luan,"classpath:"+path);
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
506 URL url;
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
507 if( !path.contains("#") ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
508 url = ClassLoader.getSystemResource(path);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
509 } else {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
510 String[] a = path.split("#");
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
511 url = ClassLoader.getSystemResource(a[0]);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
512 if( url==null ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
513 for( int i=1; i<a.length; i++ ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
514 url = ClassLoader.getSystemResource(a[0]+"/"+a[i]);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
515 if( url != null ) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
516 try {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
517 url = new URL(url,".");
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
518 } catch(MalformedURLException e) {
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
519 throw new RuntimeException(e);
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
520 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
521 break;
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
522 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
523 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
524 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
525 }
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
526 if( url != null )
1280
781ec0a92bb5 add Boot.luan
Franklin Schmidt <fschmidt@gmail.com>
parents: 1278
diff changeset
527 return new LuanUrl(url,null);
264
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
528
9e0d4452e649 implement URL style module names
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 263
diff changeset
529 return null;
260
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
530 }
f1f7d8c7e94e add Io.protocols
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 237
diff changeset
531
203
99eef1d0e706 IO security
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 202
diff changeset
532
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
533 public static class BaseOs extends LuanIO {
761
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
534 private final String cmd;
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
535 final File dir;
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
536 Process proc;
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
537
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
538 private BaseOs(String cmd,LuanTable options) throws IOException, LuanException {
761
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
539 this.cmd = cmd;
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
540 File dir = null;
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
541 if( options != null ) {
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
542 Map map = options.asMap();
761
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
543 Object obj = map.remove("dir");
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
544 dir = objToFile(obj);
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
545 if( dir==null )
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
546 throw new LuanException( "bad option 'dir' (string or file table expected)" );
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
547 if( !map.isEmpty() )
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
548 throw new LuanException( "unrecognized options: "+map );
99356cfde2f0 remove horrible java zip
Franklin Schmidt <fschmidt@gmail.com>
parents: 759
diff changeset
549 }
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
550 this.dir = dir;
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
551 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
552
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
553 @Override public InputStream inputStream() throws IOException {
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
554 return proc.getInputStream();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
555 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
556
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
557 @Override OutputStream outputStream() throws IOException {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
558 return proc.getOutputStream();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
559 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
560
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
561 @Override public String to_string() {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
562 return proc.toString();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
563 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
564
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
565 @Override public String to_uri_string() {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
566 throw new UnsupportedOperationException();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
567 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
568
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
569 @Override public boolean exists() {
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
570 return true;
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
571 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
572
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
573 public void wait_for()
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
574 throws IOException, LuanException
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
575 {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
576 try {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
577 proc.waitFor();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
578 } catch(InterruptedException e) {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
579 throw new RuntimeException(e);
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
580 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
581 int exitVal = proc.exitValue();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
582 if( exitVal != 0 ) {
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
583 Reader err = new InputStreamReader(proc.getErrorStream());
1107
Franklin Schmidt <fschmidt@gmail.com>
parents: 1105
diff changeset
584 String error = "exit value "+exitVal+" in: "+cmd+"\n"+Utils.readAll(err);
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
585 err.close();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
586 throw new LuanException(error);
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
587 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
588 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
589
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
590 @Override public String read_text() throws IOException, LuanException {
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
591 String s = super.read_text();
734
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
592 wait_for();
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
593 return s;
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
594 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
595 }
e44e98fe9de8 add scheme "os:..."
Franklin Schmidt <fschmidt@gmail.com>
parents: 725
diff changeset
596
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
597 public static final class LuanOs extends BaseOs {
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
598 public LuanOs(Luan luan,String cmd,LuanTable options) throws IOException, LuanException {
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
599 super(cmd,options);
1128
34dfed3b5cb0 fix security
Franklin Schmidt <fschmidt@gmail.com>
parents: 1127
diff changeset
600 check(luan,"os:"+cmd);
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
601 this.proc = Runtime.getRuntime().exec(cmd,null,dir);
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
602 }
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
603 }
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
604
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
605 public static final class LuanBash extends BaseOs {
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
606 public LuanBash(Luan luan,String cmd,LuanTable options) throws IOException, LuanException {
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
607 super(cmd,options);
1128
34dfed3b5cb0 fix security
Franklin Schmidt <fschmidt@gmail.com>
parents: 1127
diff changeset
608 check(luan,"bash:"+cmd);
1105
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
609 this.proc = Runtime.getRuntime().exec(new String[]{"bash","-c",cmd},null,dir);
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
610 }
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
611 }
27bf094f0ae3 add "bash" Io scheme
Franklin Schmidt <fschmidt@gmail.com>
parents: 1083
diff changeset
612
1120
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
613
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
614 public static class LuanInput extends LuanIn {
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
615 private final InputStream in;
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
616
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
617 public LuanInput(InputStream in) {
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
618 this.in = in;
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
619 }
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
620
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
621 @Override public InputStream inputStream() {
1120
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
622 return in;
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
623 }
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
624
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
625 @Override public String to_string() {
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
626 return "<input_stream>";
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
627 }
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
628
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
629 @Override public String to_uri_string() {
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
630 throw new UnsupportedOperationException();
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
631 }
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
632
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1334
diff changeset
633 @Override public boolean exists() {
1120
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
634 return true;
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
635 }
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
636 };
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
637
e8fc6712b468 luan Rpc uses luan.lib.rpc
Franklin Schmidt <fschmidt@gmail.com>
parents: 1107
diff changeset
638
701
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
639 public static String ip(String domain) {
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
640 try {
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
641 return InetAddress.getByName(domain).getHostAddress();
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
642 } catch(UnknownHostException e) {
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
643 return null;
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
644 }
d0280c7fdc3a add Io.ip()
Franklin Schmidt <fschmidt@gmail.com>
parents: 693
diff changeset
645 }
765
55983a476a21 add back Io.my_ips()
Franklin Schmidt <fschmidt@gmail.com>
parents: 764
diff changeset
646
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1330
diff changeset
647 public static LuanTable my_ips(Luan luan) throws IOException, LuanException {
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1257
diff changeset
648 LuanTable tbl = new LuanTable(luan);
735
2486fa6490c6 add Io.my_ips()
Franklin Schmidt <fschmidt@gmail.com>
parents: 734
diff changeset
649 for( Enumeration<NetworkInterface> e1 = NetworkInterface.getNetworkInterfaces(); e1.hasMoreElements(); ) {
2486fa6490c6 add Io.my_ips()
Franklin Schmidt <fschmidt@gmail.com>
parents: 734
diff changeset
650 NetworkInterface ni = e1.nextElement();
2486fa6490c6 add Io.my_ips()
Franklin Schmidt <fschmidt@gmail.com>
parents: 734
diff changeset
651 for( Enumeration<InetAddress> e2 = ni.getInetAddresses(); e2.hasMoreElements(); ) {
2486fa6490c6 add Io.my_ips()
Franklin Schmidt <fschmidt@gmail.com>
parents: 734
diff changeset
652 InetAddress ia = e2.nextElement();
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653 if( ia instanceof Inet4Address )
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654 tbl.put(ia.getHostAddress(),true);
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655 }
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656 }
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657 return tbl;
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658 }
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659
706
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660
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661 private static void check(Luan luan,String name) throws LuanException {
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662 Luan.checkSecurity(luan,"uri",name);
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663 }
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664
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665
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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666 private void IoLuan() {} // never
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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667 }