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annotate src/luan/LuanJavaFunction.java @ 1563:8fbcc4747091

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remove LuanFunction.luan
author Franklin Schmidt <fschmidt@gmail.com>
date Mon, 09 Nov 2020 01:37:57 -0700
parents 71f067287642
children 8dd8c556c449
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1 package luan;
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2
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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.ArrayList;
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9 import java.util.Map;
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10 import java.util.HashMap;
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11 import java.util.Set;
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12 import java.util.Arrays;
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13 import java.util.Collection;
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15
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16 public final class LuanJavaFunction extends LuanFunction {
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17 private final JavaMethod method;
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18 private Object obj;
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19 private final RtnConverter rtnConverter;
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20 private final boolean takesLuan;
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21 private final ArgConverter[] argConverters;
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22 private final Class varArgCls;
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23
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24 public LuanJavaFunction(Method method,Object obj) {
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25 this( JavaMethod.of(method), obj );
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26 }
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28 public LuanJavaFunction(Constructor constr,Object obj) {
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29 this( JavaMethod.of(constr), obj );
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30 }
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31
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32 private LuanJavaFunction(JavaMethod method,Object obj) {
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33 this.method = method;
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34 this.obj = obj;
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35 this.rtnConverter = getRtnConverter(method);
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36 this.takesLuan = takesLuan(method);
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37 this.argConverters = getArgConverters(takesLuan,method);
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38 if( method.isVarArgs() ) {
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39 Class[] paramTypes = method.getParameterTypes();
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40 this.varArgCls = paramTypes[paramTypes.length-1].getComponentType();
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41 } else {
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42 this.varArgCls = null;
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43 }
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44 }
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46 @Override public String toString() {
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47 return "java-function: " + method;
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48 }
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49
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50 public int getParameterCount() {
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51 return argConverters.length;
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52 }
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54 public boolean isVarArgs() {
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55 return method.isVarArgs();
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56 }
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57
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58 @Override public Object call(Luan luan,Object[] args) throws LuanException {
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59 try {
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60 args = fixArgs(luan,args);
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61 return doCall(args);
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62 } catch(IllegalArgumentException e) {
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63 checkArgs(args);
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64 throw e;
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65 }
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66 }
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67
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68 public Object rawCall(Luan luan,Object[] args) throws LuanException {
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69 args = fixArgs(luan,args);
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70 return doCall(args);
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71 }
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72
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73 private Object doCall(Object[] args) throws LuanException {
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74 Object rtn;
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75 try {
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76 rtn = method.invoke(obj,args);
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77 } catch(IllegalAccessException e) {
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78 throw new RuntimeException("method = "+method,e);
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79 } catch(InvocationTargetException e) {
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80 Throwable cause = e.getCause();
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81 if( cause instanceof Error )
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82 throw (Error)cause;
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83 if( cause instanceof LuanException )
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84 throw (LuanException)cause;
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85 throw new LuanException(cause);
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86 } catch(InstantiationException e) {
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87 throw new RuntimeException(e);
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88 }
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89 return rtnConverter.convert(rtn);
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90 }
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91
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92 private static final Map primitiveMap = new HashMap();
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93 static {
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94 primitiveMap.put(Boolean.TYPE,Boolean.class);
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95 primitiveMap.put(Character.TYPE,Character.class);
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96 primitiveMap.put(Byte.TYPE,Byte.class);
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97 primitiveMap.put(Short.TYPE,Short.class);
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98 primitiveMap.put(Integer.TYPE,Integer.class);
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99 primitiveMap.put(Long.TYPE,Long.class);
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100 primitiveMap.put(Float.TYPE,Float.class);
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101 primitiveMap.put(Double.TYPE,Double.class);
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102 primitiveMap.put(Void.TYPE,Void.class);
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103 }
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104
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105 private void checkArgs(Object[] args) throws LuanException {
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106 Class[] a = method.getParameterTypes();
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107 int start = takesLuan ? 1 : 0;
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108 for( int i=start; i<a.length; i++ ) {
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109 Class paramType = a[i];
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110 Class type = paramType;
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111 if( type.isPrimitive() )
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112 type = (Class)primitiveMap.get(type);
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113 Object arg = args[i];
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114 if( !type.isInstance(arg) ) {
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115 String expected;
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116 if( i==a.length-1 && method.isVarArgs() )
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117 expected = fixType(paramType.getComponentType().getSimpleName())+"...";
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118 else
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119 expected = fixType(paramType.getSimpleName());
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120 if( arg==null ) {
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121 if( paramType.isPrimitive() )
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122 throw new LuanException("bad argument #"+(i+1-start)+" ("+expected+" expected, got nil)");
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123 } else {
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124 String got;
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125 if( arg instanceof LuanFunction ) {
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126 got = "function";
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127 } else {
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128 got = fixType(arg.getClass().getSimpleName());
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129 if( got.equals("") )
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130 got = arg.getClass().toString();
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131 }
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132 throw new LuanException("bad argument #"+(i+1-start)+" ("+expected+" expected, got "+got+")");
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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
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138 private static String fixType(String type) {
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139 if( type.equals("byte[]") )
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140 return "binary";
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141 if( type.equals("Double") )
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142 return "number";
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143 if( type.equals("LuanTable") )
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144 return "table";
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145 if( type.equals("Boolean") )
861
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146 return "boolean";
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147 if( type.equals("String") )
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148 return "string";
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149 if( type.equals("LuanClosure") )
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150 return "function";
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151 if( type.equals("LuanJavaFunction") )
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152 return "function";
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153 return type;
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154 }
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155
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156 private Object[] fixArgs(Luan luan,Object[] args) throws LuanException {
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157 int n = argConverters.length;
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158 Object[] rtn;
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159 int start = 0;
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160 if( !takesLuan && varArgCls==null && args.length == n ) {
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161 rtn = args;
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162 } else {
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163 if( takesLuan )
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164 n++;
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165 rtn = new Object[n];
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166 if( takesLuan ) {
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167 rtn[start++] = luan;
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168 }
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169 n = argConverters.length;
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170 if( varArgCls == null ) {
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171 for( int i=n; i<args.length; i++ ) {
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172 if( args[i] != null )
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173 throw new LuanException("too many arguments");
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174 }
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175 } else {
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176 n--;
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177 if( args.length < argConverters.length ) {
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178 rtn[rtn.length-1] = Array.newInstance(varArgCls,0);
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179 } else {
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180 int len = args.length - n;
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181 Object varArgs = Array.newInstance(varArgCls,len);
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182 ArgConverter ac = argConverters[n];
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183 for( int i=0; i<len; i++ ) {
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184 Array.set( varArgs, i, ac.convert(args[n+i]) );
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185 }
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186 rtn[rtn.length-1] = varArgs;
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187 }
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188 }
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189 System.arraycopy(args,0,rtn,start,Math.min(args.length,n));
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190 }
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191 for( int i=0; i<n; i++ ) {
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192 rtn[start+i] = argConverters[i].convert(rtn[start+i]);
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193 }
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194 return rtn;
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195 }
2df768b926aa start Luan
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196
2df768b926aa start Luan
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197
2df768b926aa start Luan
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198 private interface RtnConverter {
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199 public Object convert(Object obj);
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200 }
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201
123
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202 private static final RtnConverter RTN_NOTHING = new RtnConverter() {
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203 @Override public Object[] convert(Object obj) {
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204 return NOTHING;
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205 }
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206 };
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207
111
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208 private static final RtnConverter RTN_SAME = new RtnConverter() {
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209 @Override public Object convert(Object obj) {
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210 return obj;
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211 }
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212 };
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213 /*
209
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diff changeset
214 private static final RtnConverter RTN_ARRAY = new RtnConverter() {
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diff changeset
215 @Override public Object convert(Luan luan,Object obj) {
209
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diff changeset
216 if( obj == null )
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diff changeset
217 return null;
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218 Object[] a = new Object[Array.getLength(obj)];
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diff changeset
219 for( int i=0; i<a.length; i++ ) {
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220 a[i] = Array.get(obj,i);
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diff changeset
221 }
1267
9fa8b8389578 add LuanTable.luan;
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222 return new LuanTable(luan,new ArrayList<Object>(Arrays.asList(a)));
209
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223 }
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diff changeset
224 };
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225 */
297
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diff changeset
226 private static RtnConverter getRtnConverter(JavaMethod m) {
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diff changeset
227 Class rtnType = m.getReturnType();
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228 if( rtnType == Void.TYPE )
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diff changeset
229 return RTN_NOTHING;
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diff changeset
230 /*
297
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diff changeset
231 if( !m.isLuan() && rtnType.isArray() && !rtnType.getComponentType().isPrimitive() ) {
209
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diff changeset
232 return RTN_ARRAY;
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diff changeset
233 }
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234 */
111
2428ecfed375 change LuanFunction.call() from returning Object[] to returning Object, to reduce garbage collection
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diff changeset
235 return RTN_SAME;
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236 }
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237
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238 private interface ArgConverter {
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239 public Object convert(Object obj) throws LuanException;
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240 }
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241
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242 private static final ArgConverter ARG_SAME = new ArgConverter() {
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243 @Override public Object convert(Object obj) {
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244 return obj;
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245 }
244
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246 @Override public String toString() {
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247 return "ARG_SAME";
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248 }
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249 };
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250
47
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251 private static final ArgConverter ARG_DOUBLE = new ArgConverter() {
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252 @Override public Object convert(Object obj) {
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253 if( obj instanceof Double )
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254 return obj;
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255 if( obj instanceof Number ) {
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256 Number n = (Number)obj;
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257 return n.doubleValue();
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258 }
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259 return obj;
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260 }
244
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261 @Override public String toString() {
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262 return "ARG_DOUBLE";
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263 }
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264 };
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265
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266 private static final ArgConverter ARG_FLOAT = new ArgConverter() {
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267 @Override public Object convert(Object obj) {
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268 if( obj instanceof Float )
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269 return obj;
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270 if( obj instanceof Number ) {
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271 Number n = (Number)obj;
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272 return n.floatValue();
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273 }
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274 return obj;
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275 }
244
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276 @Override public String toString() {
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277 return "ARG_FLOAT";
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278 }
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279 };
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280
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281 private static final ArgConverter ARG_LONG = new ArgConverter() {
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282 @Override public Object convert(Object obj) {
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283 if( obj instanceof Long )
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284 return obj;
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285 if( obj instanceof Number ) {
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286 Number n = (Number)obj;
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287 long r = n.longValue();
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288 if( r==n.doubleValue() )
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289 return r;
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290 }
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291 return obj;
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292 }
244
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293 @Override public String toString() {
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294 return "ARG_LONG";
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295 }
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296 };
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297
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298 private static final ArgConverter ARG_INTEGER = new ArgConverter() {
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299 @Override public Object convert(Object obj) {
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300 if( obj instanceof Integer )
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301 return obj;
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302 if( obj instanceof Number ) {
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303 Number n = (Number)obj;
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304 int r = n.intValue();
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305 if( r==n.doubleValue() )
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306 return r;
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307 }
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308 return obj;
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309 }
244
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310 @Override public String toString() {
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311 return "ARG_INTEGER";
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312 }
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313 };
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314
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315 private static final ArgConverter ARG_SHORT = new ArgConverter() {
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316 @Override public Object convert(Object obj) {
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317 if( obj instanceof Short )
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318 return obj;
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319 if( obj instanceof Number ) {
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320 Number n = (Number)obj;
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321 short r = n.shortValue();
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322 if( r==n.doubleValue() )
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323 return r;
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324 }
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325 return obj;
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326 }
244
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327 @Override public String toString() {
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328 return "ARG_SHORT";
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329 }
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330 };
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331
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332 private static final ArgConverter ARG_BYTE = new ArgConverter() {
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333 @Override public Object convert(Object obj) {
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334 if( obj instanceof Byte )
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335 return obj;
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336 if( obj instanceof Number ) {
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337 Number n = (Number)obj;
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338 byte r = n.byteValue();
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339 if( r==n.doubleValue() )
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340 return r;
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341 }
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342 return obj;
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343 }
244
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344 @Override public String toString() {
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345 return "ARG_BYTE";
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346 }
47
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347 };
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348 /*
47
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349 private static final ArgConverter ARG_TABLE = new ArgConverter() {
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350 @Override public Object convert(Luan luan,Object obj) {
1267
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351 LuanTable tbl = luan.toTable(obj);
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352 return tbl!=null ? tbl : obj;
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353 }
244
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diff changeset
354 @Override public String toString() {
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parents: 221
diff changeset
355 return "ARG_TABLE";
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356 }
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357 };
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parents: 1333
diff changeset
358 */
47
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diff changeset
359 private static final ArgConverter ARG_MAP = new ArgConverter() {
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diff changeset
360 @Override public Object convert(Object obj) throws LuanException {
408
1b38de2b1845 merge LuanTableImpl into LuanTable
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parents: 396
diff changeset
361 if( obj instanceof LuanTable ) {
1b38de2b1845 merge LuanTableImpl into LuanTable
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parents: 396
diff changeset
362 LuanTable t = (LuanTable)obj;
1267
9fa8b8389578 add LuanTable.luan;
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diff changeset
363 return t.asMap();
47
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parents: 46
diff changeset
364 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
365 return obj;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
366 }
244
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
367 @Override public String toString() {
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
368 return "ARG_MAP";
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
369 }
47
659c7139e903 better conversion
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parents: 46
diff changeset
370 };
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
371
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
372 private static final ArgConverter ARG_LIST = new ArgConverter() {
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parents: 1333
diff changeset
373 @Override public Object convert(Object obj) {
408
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
374 if( obj instanceof LuanTable ) {
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
375 LuanTable t = (LuanTable)obj;
47
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
376 if( t.isList() )
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
377 return t.asList();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
378 }
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
379 return obj;
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parents: 46
diff changeset
380 }
244
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
381 @Override public String toString() {
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
382 return "ARG_LIST";
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
383 }
47
659c7139e903 better conversion
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parents: 46
diff changeset
384 };
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
385
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
386 private static final ArgConverter ARG_SET = new ArgConverter() {
1335
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Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
387 @Override public Object convert(Object obj) throws LuanException {
408
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
388 if( obj instanceof LuanTable ) {
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
389 LuanTable t = (LuanTable)obj;
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1259
diff changeset
390 if( t.isSet() )
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1259
diff changeset
391 return t.asSet();
47
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
392 }
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
393 return obj;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
394 }
244
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
395 @Override public String toString() {
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
396 return "ARG_SET";
0a8e6fdb62f0 fix Math.random()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 221
diff changeset
397 }
47
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
398 };
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
399
396
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
400 private static final ArgConverter ARG_COLLECTION = new ArgConverter() {
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
401 @Override public Object convert(Object obj) throws LuanException {
408
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
402 if( obj instanceof LuanTable ) {
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
403 LuanTable t = (LuanTable)obj;
396
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
404 if( t.isList() )
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
405 return t.asList();
1267
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1259
diff changeset
406 if( t.isSet() )
9fa8b8389578 add LuanTable.luan;
Franklin Schmidt <fschmidt@gmail.com>
parents: 1259
diff changeset
407 return t.asSet();
396
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
408 }
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
409 return obj;
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
410 }
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
411 @Override public String toString() {
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
412 return "ARG_COLLECTION";
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
413 }
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
414 };
ba8b0aae6453 work on manual;
Franklin Schmidt <fschmidt@gmail.com>
parents: 297
diff changeset
415
57
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
416 private static class ArgArray implements ArgConverter {
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
417 private final Object[] a;
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
418
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
419 ArgArray(Class cls) {
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
420 a = (Object[])Array.newInstance(cls.getComponentType(),0);
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
421 }
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
422
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
423 @Override public Object convert(Object obj) {
408
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
424 if( obj instanceof LuanTable ) {
1b38de2b1845 merge LuanTableImpl into LuanTable
Franklin Schmidt <fschmidt@gmail.com>
parents: 396
diff changeset
425 LuanTable t = (LuanTable)obj;
57
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
426 if( t.isList() ) {
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
427 try {
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
428 return t.asList().toArray(a);
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
429 } catch(ArrayStoreException e) {}
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
430 }
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
431 }
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
432 return obj;
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
433 }
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
434 }
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
435
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
436 private static boolean takesLuan(JavaMethod m) {
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
437 Class[] paramTypes = m.getParameterTypes();
1333
25746915a241 merge Luan and LuanState
Franklin Schmidt <fschmidt@gmail.com>
parents: 1267
diff changeset
438 return paramTypes.length > 0 && paramTypes[0].equals(Luan.class);
21
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
439 }
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
440
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
441 private static ArgConverter[] getArgConverters(boolean takesLuan,JavaMethod m) {
4
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
442 final boolean isVarArgs = m.isVarArgs();
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
443 Class[] paramTypes = m.getParameterTypes();
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
444 if( takesLuan ) {
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
445 Class[] t = new Class[paramTypes.length-1];
21
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
446 System.arraycopy(paramTypes,1,t,0,t.length);
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
447 paramTypes = t;
c93d8c781853 add functions
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 12
diff changeset
448 }
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
449 ArgConverter[] a = new ArgConverter[paramTypes.length];
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
450 for( int i=0; i<a.length; i++ ) {
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
451 Class paramType = paramTypes[i];
4
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
452 if( isVarArgs && i == a.length-1 )
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
453 paramType = paramType.getComponentType();
24fd6381caca add to interp
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 2
diff changeset
454 a[i] = getArgConverter(paramType);
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
455 }
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
456 return a;
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
457 }
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
458
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
459 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
460 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
461 return ARG_DOUBLE;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
462 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
463 return ARG_FLOAT;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
464 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
465 return ARG_LONG;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
466 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
467 return ARG_INTEGER;
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
468 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
469 return ARG_SHORT;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
470 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
471 return ARG_BYTE;
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parents: 1333
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472 // if( cls.equals(LuanTable.class) )
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parents: 1333
diff changeset
473 // return ARG_TABLE;
47
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
474 if( cls.equals(Map.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
475 return ARG_MAP;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
476 if( cls.equals(List.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
477 return ARG_LIST;
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
478 if( cls.equals(Set.class) )
659c7139e903 better conversion
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 46
diff changeset
479 return ARG_SET;
396
ba8b0aae6453 work on manual;
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diff changeset
480 if( cls.equals(Collection.class) )
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parents: 297
diff changeset
481 return ARG_COLLECTION;
57
19ca9c4c6c7f auto-convert table to java array
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 56
diff changeset
482 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
483 return new ArgArray(cls);
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
484 return ARG_SAME;
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
485 }
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
486
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
487
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
488
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
489 private static abstract class JavaMethod {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
490 abstract boolean isVarArgs();
434
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parents: 432
diff changeset
491 abstract Class[] getParameterTypes();
37
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
492 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
493 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException;
434
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diff changeset
494 abstract Class getReturnType();
1335
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parents: 1333
diff changeset
495 abstract String getName();
37
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
496
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
497 static JavaMethod of(final Method m) {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
498 return new JavaMethod() {
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
499 @Override boolean isVarArgs() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
500 return m.isVarArgs();
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fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
501 }
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
502 @Override Class[] getParameterTypes() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
503 return m.getParameterTypes();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
504 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
505 @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
506 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
507 {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
508 return m.invoke(obj,args);
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
509 }
434
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Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
510 @Override Class getReturnType() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
511 return m.getReturnType();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
512 }
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parents: 1333
diff changeset
513 @Override public String getName() {
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
514 return m.getName();
297
899253043270 remove PackageLuan.load_lib()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 249
diff changeset
515 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
516 @Override public String toString() {
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
517 return m.toString();
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
518 }
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
519 };
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
520 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
521
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
522 static JavaMethod of(final Constructor c) {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
523 return new JavaMethod() {
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
524 @Override boolean isVarArgs() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
525 return c.isVarArgs();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
526 }
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
527 @Override Class[] getParameterTypes() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
528 return c.getParameterTypes();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
529 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
530 @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
531 throws IllegalAccessException, IllegalArgumentException, InvocationTargetException, InstantiationException
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
532 {
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
533 return c.newInstance(args);
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
534 }
434
472fc70853cd remove more generics
Franklin Schmidt <fschmidt@gmail.com>
parents: 432
diff changeset
535 @Override Class getReturnType() {
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
536 return c.getDeclaringClass();
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
537 }
1335
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
538 @Override public String getName() {
e0cf0d108a77 major cleanup
Franklin Schmidt <fschmidt@gmail.com>
parents: 1333
diff changeset
539 return c.getName();
297
899253043270 remove PackageLuan.load_lib()
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 249
diff changeset
540 }
43
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
541 @Override public String toString() {
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
542 return c.toString();
80b67b1a653c implement string lib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 40
diff changeset
543 }
37
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
544 };
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
545 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
546
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
547 }
8a57ebfdfd78 add JavaLib
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents: 21
diff changeset
548
1
2df768b926aa start Luan
fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
parents:
diff changeset
549 }