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annotate src/luan/LuanJavaFunction.java @ 60:a68ccb7aaa9c

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implement setting java field values git-svn-id: https://luan-java.googlecode.com/svn/trunk@61 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Mon, 07 Jan 2013 05:41:59 +0000
parents 19ca9c4c6c7f
children 177cfdc2bdb3
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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1 package luan;
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3 import java.lang.reflect.Array;
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4 import java.lang.reflect.Method;
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5 import java.lang.reflect.Constructor;
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6 import java.lang.reflect.InvocationTargetException;
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7 import java.util.List;
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8 import java.util.Map;
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9 import java.util.Set;
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10 import java.util.Arrays;
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13 public final class LuanJavaFunction extends LuanFunction {
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14 private final JavaMethod method;
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15 private final Object obj;
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16 private final RtnConverter rtnConverter;
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17 private final boolean takesLuaState;
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18 private final ArgConverter[] argConverters;
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19 private final Class<?> varArgCls;
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21 public LuanJavaFunction(Method method,Object obj) {
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22 this( JavaMethod.of(method), obj );
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23 }
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25 public LuanJavaFunction(Constructor constr,Object obj) {
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26 this( JavaMethod.of(constr), obj );
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27 }
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29 LuanJavaFunction(JavaMethod method,Object obj) {
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30 this.method = method;
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31 this.obj = obj;
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32 this.rtnConverter = getRtnConverter(method);
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33 this.takesLuaState = takesLuaState(method);
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34 this.argConverters = getArgConverters(takesLuaState,method);
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35 if( method.isVarArgs() ) {
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36 Class<?>[] paramTypes = method.getParameterTypes();
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37 this.varArgCls = paramTypes[paramTypes.length-1].getComponentType();
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38 } else {
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39 this.varArgCls = null;
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40 }
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41 }
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43 @Override public String toString() {
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44 return "java-function: " + method;
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45 }
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47 public Class<?>[] getParameterTypes() {
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48 return method.getParameterTypes();
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49 }
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51 @Override public Object[] call(LuanState luan,Object[] args) throws LuanException {
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52 try {
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53 return rawCall(luan,args);
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54 } catch(IllegalArgumentException e) {
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55 checkArgs(luan,args);
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56 throw e;
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57 }
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58 }
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60 public Object[] rawCall(LuanState luan,Object[] args) throws LuanException {
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61 args = fixArgs(luan,args);
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62 Object rtn;
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63 try {
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64 rtn = method.invoke(obj,args);
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65 } catch(IllegalAccessException e) {
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66 throw new RuntimeException(e);
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67 } catch(InvocationTargetException e) {
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68 Throwable cause = e.getCause();
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69 if( cause instanceof Error )
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70 throw (Error)cause;
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71 if( cause instanceof RuntimeException )
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72 throw new LuanException(luan,LuanElement.JAVA,cause);
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73 if( cause instanceof LuanException )
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74 throw (LuanException)cause;
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75 throw new RuntimeException(e);
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76 } catch(InstantiationException e) {
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77 throw new RuntimeException(e);
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78 }
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79 return rtnConverter.convert(rtn);
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80 }
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81
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82 private void checkArgs(LuanState luan,Object[] args) throws LuanException {
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83 Class<?>[] a = getParameterTypes();
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84 for( int i=0; i<a.length; i++ ) {
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85 if( !a[i].isInstance(args[i]) ) {
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86 String got = args[i].getClass().getName();
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87 String expected = a[i].getName();
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88 if( !takesLuaState )
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89 i++;
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90 throw new LuanException(luan,LuanElement.JAVA,"bad argument #"+i+" ("+expected+" expected, got "+got+")");
47
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91 }
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92 }
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93 }
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94
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95 private Object[] fixArgs(LuanState luan,Object[] args) {
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96 int n = argConverters.length;
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97 Object[] rtn;
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98 int start = 0;
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99 if( !takesLuaState && varArgCls==null && args.length == n ) {
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100 rtn = args;
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101 } else {
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102 if( takesLuaState )
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103 n++;
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104 rtn = new Object[n];
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105 if( takesLuaState ) {
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106 rtn[start++] = luan;
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107 }
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108 n = argConverters.length;
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109 if( varArgCls != null ) {
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110 n--;
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111 if( args.length < argConverters.length ) {
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112 rtn[rtn.length-1] = Array.newInstance(varArgCls,0);
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113 } else {
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114 int len = args.length - n;
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115 Object varArgs = Array.newInstance(varArgCls,len);
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116 ArgConverter ac = argConverters[n];
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117 for( int i=0; i<len; i++ ) {
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118 Array.set( varArgs, i, ac.convert(args[n+i]) );
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119 }
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120 rtn[rtn.length-1] = varArgs;
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121 }
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122 }
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123 System.arraycopy(args,0,rtn,start,Math.min(args.length,n));
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124 }
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125 for( int i=0; i<n; i++ ) {
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126 rtn[start+i] = argConverters[i].convert(rtn[start+i]);
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127 }
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128 return rtn;
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129 }
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130
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131
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132 private interface RtnConverter {
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133 public Object[] convert(Object obj);
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134 }
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135
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136 private static final RtnConverter RTN_EMPTY = new RtnConverter() {
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137 public Object[] convert(Object obj) {
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138 return EMPTY_RTN;
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139 }
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140 };
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141
12
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142 private static final RtnConverter RTN_ARRAY = new RtnConverter() {
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143 public Object[] convert(Object obj) {
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144 if( obj == null )
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145 return NULL_RTN;
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146 return (Object[])obj;
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147 }
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148 };
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149
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150 private static final RtnConverter RTN_ONE = new RtnConverter() {
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151 public Object[] convert(Object obj) {
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152 return new Object[]{obj};
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153 }
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154 };
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155
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156 private static final Object[] NULL_RTN = new Object[1];
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157
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158 private static final RtnConverter RTN_NUMBER_ARRAY = new RtnConverter() {
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159 public Object[] convert(Object obj) {
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160 if( obj == null )
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161 return NULL_RTN;
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162 Object[] rtn = new Object[Array.getLength(obj)];
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163 for( int i=0; i<rtn.length; i++ ) {
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164 rtn[i] = Array.get(obj,i);
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165 }
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166 return rtn;
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167 }
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168 };
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169
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170 private static RtnConverter getRtnConverter(JavaMethod m) {
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171 Class<?> rtnType = m.getReturnType();
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172 if( rtnType == Void.TYPE )
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173 return RTN_EMPTY;
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174 if( rtnType.isArray() ) {
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175 rtnType = rtnType.getComponentType();
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176 if( isNumber(rtnType) )
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177 return RTN_NUMBER_ARRAY;
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178 return RTN_ARRAY;
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179 }
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180 return RTN_ONE;
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181 }
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182
47
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183 private static boolean isNumber(Class<?> rtnType) {
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184 return rtnType == Byte.TYPE
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185 || rtnType == Short.TYPE
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186 || rtnType == Integer.TYPE
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187 || rtnType == Long.TYPE
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188 || rtnType == Float.TYPE
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189 || rtnType == Double.TYPE
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190 ;
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191 }
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192
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193 private interface ArgConverter {
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194 public Object convert(Object obj);
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195 }
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196
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197 private static final ArgConverter ARG_SAME = new ArgConverter() {
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198 public Object convert(Object obj) {
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199 return obj;
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200 }
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201 };
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202
47
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203 private static final ArgConverter ARG_DOUBLE = new ArgConverter() {
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204 public Object convert(Object obj) {
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205 if( obj instanceof Double )
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206 return obj;
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207 if( obj instanceof Number ) {
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208 Number n = (Number)obj;
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209 return n.doubleValue();
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210 }
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diff changeset
211 if( obj instanceof String ) {
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diff changeset
212 String s = (String)obj;
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diff changeset
213 try {
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diff changeset
214 return Double.valueOf(s);
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diff changeset
215 } catch(NumberFormatException e) {}
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diff changeset
216 }
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217 return obj;
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218 }
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diff changeset
219 };
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220
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diff changeset
221 private static final ArgConverter ARG_FLOAT = new ArgConverter() {
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222 public Object convert(Object obj) {
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diff changeset
223 if( obj instanceof Float )
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224 return obj;
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225 if( obj instanceof Number ) {
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226 Number n = (Number)obj;
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diff changeset
227 float r = n.floatValue();
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diff changeset
228 if( r==n.doubleValue() )
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diff changeset
229 return r;
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230 }
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diff changeset
231 if( obj instanceof String ) {
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diff changeset
232 String s = (String)obj;
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diff changeset
233 try {
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diff changeset
234 return Float.valueOf(s);
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diff changeset
235 } catch(NumberFormatException e) {}
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diff changeset
236 }
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237 return obj;
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238 }
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diff changeset
239 };
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240
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diff changeset
241 private static final ArgConverter ARG_LONG = new ArgConverter() {
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diff changeset
242 public Object convert(Object obj) {
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diff changeset
243 if( obj instanceof Long )
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diff changeset
244 return obj;
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diff changeset
245 if( obj instanceof Number ) {
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diff changeset
246 Number n = (Number)obj;
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diff changeset
247 long r = n.longValue();
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diff changeset
248 if( r==n.doubleValue() )
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diff changeset
249 return r;
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diff changeset
250 }
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diff changeset
251 else if( obj instanceof String ) {
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diff changeset
252 String s = (String)obj;
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diff changeset
253 try {
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diff changeset
254 return Long.valueOf(s);
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diff changeset
255 } catch(NumberFormatException e) {}
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diff changeset
256 }
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diff changeset
257 return obj;
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diff changeset
258 }
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diff changeset
259 };
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diff changeset
260
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diff changeset
261 private static final ArgConverter ARG_INTEGER = new ArgConverter() {
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diff changeset
262 public Object convert(Object obj) {
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diff changeset
263 if( obj instanceof Integer )
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diff changeset
264 return obj;
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diff changeset
265 if( obj instanceof Number ) {
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diff changeset
266 Number n = (Number)obj;
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diff changeset
267 int r = n.intValue();
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diff changeset
268 if( r==n.doubleValue() )
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diff changeset
269 return r;
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diff changeset
270 }
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diff changeset
271 else if( obj instanceof String ) {
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diff changeset
272 String s = (String)obj;
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diff changeset
273 try {
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diff changeset
274 return Integer.valueOf(s);
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diff changeset
275 } catch(NumberFormatException e) {}
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diff changeset
276 }
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diff changeset
277 return obj;
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diff changeset
278 }
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diff changeset
279 };
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diff changeset
280
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diff changeset
281 private static final ArgConverter ARG_SHORT = new ArgConverter() {
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diff changeset
282 public Object convert(Object obj) {
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diff changeset
283 if( obj instanceof Short )
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diff changeset
284 return obj;
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diff changeset
285 if( obj instanceof Number ) {
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diff changeset
286 Number n = (Number)obj;
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diff changeset
287 short r = n.shortValue();
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diff changeset
288 if( r==n.doubleValue() )
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diff changeset
289 return r;
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diff changeset
290 }
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diff changeset
291 else if( obj instanceof String ) {
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diff changeset
292 String s = (String)obj;
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diff changeset
293 try {
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diff changeset
294 return Short.valueOf(s);
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diff changeset
295 } catch(NumberFormatException e) {}
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diff changeset
296 }
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diff changeset
297 return obj;
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diff changeset
298 }
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diff changeset
299 };
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diff changeset
300
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diff changeset
301 private static final ArgConverter ARG_BYTE = new ArgConverter() {
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diff changeset
302 public Object convert(Object obj) {
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diff changeset
303 if( obj instanceof Byte )
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diff changeset
304 return obj;
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diff changeset
305 if( obj instanceof Number ) {
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diff changeset
306 Number n = (Number)obj;
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diff changeset
307 byte r = n.byteValue();
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parents: 46
diff changeset
308 if( r==n.doubleValue() )
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diff changeset
309 return r;
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diff changeset
310 }
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parents: 46
diff changeset
311 else if( obj instanceof String ) {
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diff changeset
312 String s = (String)obj;
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diff changeset
313 try {
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diff changeset
314 return Byte.valueOf(s);
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diff changeset
315 } catch(NumberFormatException e) {}
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diff changeset
316 }
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diff changeset
317 return obj;
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diff changeset
318 }
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diff changeset
319 };
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diff changeset
320
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
321 private static final ArgConverter ARG_TABLE = new ArgConverter() {
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diff changeset
322 public Object convert(Object obj) {
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323 if( obj instanceof List ) {
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324 @SuppressWarnings("unchecked")
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325 List<Object> list = (List<Object>)obj;
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326 return new LuanTable(list);
47
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327 }
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diff changeset
328 if( obj instanceof Map ) {
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diff changeset
329 @SuppressWarnings("unchecked")
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330 Map<Object,Object> map = (Map<Object,Object>)obj;
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331 return new LuanTable(map);
47
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332 }
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333 if( obj instanceof Set ) {
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334 @SuppressWarnings("unchecked")
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335 Set<Object> set = (Set<Object>)obj;
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336 return new LuanTable(set);
47
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337 }
55
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diff changeset
338 Class cls = obj.getClass();
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diff changeset
339 if( cls.isArray() && !cls.getComponentType().isPrimitive() ) {
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diff changeset
340 Object[] a = (Object[])obj;
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diff changeset
341 return new LuanTable(Arrays.asList(a));
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342 }
47
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343 return obj;
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344 }
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diff changeset
345 };
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346
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347 private static final ArgConverter ARG_MAP = new ArgConverter() {
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348 public Object convert(Object obj) {
48
64ecb7a3aad7 rename Lua to Luan
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diff changeset
349 if( obj instanceof LuanTable ) {
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350 LuanTable t = (LuanTable)obj;
47
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diff changeset
351 return t.asMap();
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352 }
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diff changeset
353 return obj;
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354 }
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diff changeset
355 };
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diff changeset
356
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diff changeset
357 private static final ArgConverter ARG_LIST = new ArgConverter() {
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diff changeset
358 public Object convert(Object obj) {
48
64ecb7a3aad7 rename Lua to Luan
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diff changeset
359 if( obj instanceof LuanTable ) {
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diff changeset
360 LuanTable t = (LuanTable)obj;
47
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diff changeset
361 if( t.isList() )
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diff changeset
362 return t.asList();
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diff changeset
363 }
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diff changeset
364 return obj;
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diff changeset
365 }
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diff changeset
366 };
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diff changeset
367
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diff changeset
368 private static final ArgConverter ARG_SET = new ArgConverter() {
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diff changeset
369 public Object convert(Object obj) {
48
64ecb7a3aad7 rename Lua to Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
370 if( obj instanceof LuanTable ) {
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diff changeset
371 LuanTable t = (LuanTable)obj;
47
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diff changeset
372 if( t.isSet() )
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diff changeset
373 return t.asSet();
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diff changeset
374 }
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diff changeset
375 return obj;
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diff changeset
376 }
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diff changeset
377 };
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diff changeset
378
57
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diff changeset
379 private static class ArgArray implements ArgConverter {
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diff changeset
380 private final Object[] a;
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diff changeset
381
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diff changeset
382 ArgArray(Class cls) {
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diff changeset
383 a = (Object[])Array.newInstance(cls.getComponentType(),0);
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diff changeset
384 }
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diff changeset
385
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diff changeset
386 public Object convert(Object obj) {
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parents: 56
diff changeset
387 if( obj instanceof LuanTable ) {
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parents: 56
diff changeset
388 LuanTable t = (LuanTable)obj;
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parents: 56
diff changeset
389 if( t.isList() ) {
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parents: 56
diff changeset
390 try {
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parents: 56
diff changeset
391 return t.asList().toArray(a);
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diff changeset
392 } catch(ArrayStoreException e) {}
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diff changeset
393 }
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diff changeset
394 }
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diff changeset
395 return obj;
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diff changeset
396 }
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diff changeset
397 }
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parents: 56
diff changeset
398
37
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parents: 21
diff changeset
399 private static boolean takesLuaState(JavaMethod m) {
21
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diff changeset
400 Class<?>[] paramTypes = m.getParameterTypes();
48
64ecb7a3aad7 rename Lua to Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
401 return paramTypes.length > 0 && paramTypes[0].equals(LuanState.class);
21
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diff changeset
402 }
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parents: 12
diff changeset
403
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
404 private static ArgConverter[] getArgConverters(boolean takesLuaState,JavaMethod m) {
4
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
405 final boolean isVarArgs = m.isVarArgs();
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
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diff changeset
406 Class<?>[] paramTypes = m.getParameterTypes();
21
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
407 if( takesLuaState ) {
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parents: 12
diff changeset
408 Class<?>[] t = new Class<?>[paramTypes.length-1];
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
409 System.arraycopy(paramTypes,1,t,0,t.length);
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
410 paramTypes = t;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
411 }
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
412 ArgConverter[] a = new ArgConverter[paramTypes.length];
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
413 for( int i=0; i<a.length; i++ ) {
4
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
414 Class<?> paramType = paramTypes[i];
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
415 if( isVarArgs && i == a.length-1 )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
416 paramType = paramType.getComponentType();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
417 a[i] = getArgConverter(paramType);
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
418 }
2df768b926aa start Luan
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diff changeset
419 return a;
2df768b926aa start Luan
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parents:
diff changeset
420 }
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
421
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
422 private static ArgConverter getArgConverter(Class<?> cls) {
47
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
423 if( cls == Double.TYPE || cls.equals(Double.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
424 return ARG_DOUBLE;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
425 if( cls == Float.TYPE || cls.equals(Float.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
426 return ARG_FLOAT;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
427 if( cls == Long.TYPE || cls.equals(Long.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
428 return ARG_LONG;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
429 if( cls == Integer.TYPE || cls.equals(Integer.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
430 return ARG_INTEGER;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
431 if( cls == Short.TYPE || cls.equals(Short.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
432 return ARG_SHORT;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
433 if( cls == Byte.TYPE || cls.equals(Byte.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
434 return ARG_BYTE;
48
64ecb7a3aad7 rename Lua to Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 47
diff changeset
435 if( cls.equals(LuanTable.class) )
47
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
436 return ARG_TABLE;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
437 if( cls.equals(Map.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
438 return ARG_MAP;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
439 if( cls.equals(List.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
440 return ARG_LIST;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
441 if( cls.equals(Set.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
442 return ARG_SET;
57
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
443 if( cls.isArray() && !cls.getComponentType().isPrimitive() )
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
444 return new ArgArray(cls);
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
445 return ARG_SAME;
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
446 }
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
447
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
448
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
449
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
450 private static abstract class JavaMethod {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
451 abstract boolean isVarArgs();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
452 abstract Class<?>[] getParameterTypes();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
453 abstract Object invoke(Object obj,Object... args)
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
454 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException;
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
455 abstract Class<?> getReturnType();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
456
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
457 static JavaMethod of(final Method m) {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
458 return new JavaMethod() {
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
459 @Override boolean isVarArgs() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
460 return m.isVarArgs();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
461 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
462 @Override Class<?>[] getParameterTypes() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
463 return m.getParameterTypes();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
464 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
465 @Override Object invoke(Object obj,Object... args)
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
466 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
467 {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
468 return m.invoke(obj,args);
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
469 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
470 @Override Class<?> getReturnType() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
471 return m.getReturnType();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
472 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
473 @Override public String toString() {
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
474 return m.toString();
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
475 }
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
476 };
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
477 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
478
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
479 static JavaMethod of(final Constructor c) {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
480 return new JavaMethod() {
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
481 @Override boolean isVarArgs() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
482 return c.isVarArgs();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
483 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
484 @Override Class<?>[] getParameterTypes() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
485 return c.getParameterTypes();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
486 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
487 @Override Object invoke(Object obj,Object... args)
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
488 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
489 {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
490 return c.newInstance(args);
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
491 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
492 @Override Class<?> getReturnType() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
493 return c.getDeclaringClass();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
494 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
495 @Override public String toString() {
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
496 return c.toString();
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
497 }
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
498 };
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
499 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
500
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
501 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
502
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
503 }