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comparison src/luan/LuanJavaFunction.java @ 49:8ede219cd111

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add WebShell git-svn-id: https://luan-java.googlecode.com/svn/trunk@50 21e917c8-12df-6dd8-5cb6-c86387c605b9
author fschmidt@gmail.com <fschmidt@gmail.com@21e917c8-12df-6dd8-5cb6-c86387c605b9>
date Fri, 28 Dec 2012 19:35:04 +0000
parents 64ecb7a3aad7
children 9381b23ea9e1
comparison
equal deleted inserted replaced
48:64ecb7a3aad7 49:8ede219cd111
41 41
42 public Class<?>[] getParameterTypes() { 42 public Class<?>[] getParameterTypes() {
43 return method.getParameterTypes(); 43 return method.getParameterTypes();
44 } 44 }
45 45
46 @Override public Object[] call(LuanState lua,Object[] args) throws LuanException { 46 @Override public Object[] call(LuanState luan,Object[] args) throws LuanException {
47 args = fixArgs(lua,args); 47 args = fixArgs(luan,args);
48 Object rtn; 48 Object rtn;
49 try { 49 try {
50 rtn = method.invoke(obj,args); 50 rtn = method.invoke(obj,args);
51 } catch(IllegalArgumentException e) { 51 } catch(IllegalArgumentException e) {
52 checkArgs(lua,args); 52 checkArgs(luan,args);
53 throw e; 53 throw e;
54 } catch(IllegalAccessException e) { 54 } catch(IllegalAccessException e) {
55 throw new RuntimeException(e); 55 throw new RuntimeException(e);
56 } catch(InvocationTargetException e) { 56 } catch(InvocationTargetException e) {
57 Throwable cause = e.getCause(); 57 Throwable cause = e.getCause();
66 throw new RuntimeException(e); 66 throw new RuntimeException(e);
67 } 67 }
68 return rtnConverter.convert(rtn); 68 return rtnConverter.convert(rtn);
69 } 69 }
70 70
71 private void checkArgs(LuanState lua,Object[] args) throws LuanException { 71 private void checkArgs(LuanState luan,Object[] args) throws LuanException {
72 Class<?>[] a = getParameterTypes(); 72 Class<?>[] a = getParameterTypes();
73 for( int i=0; i<a.length; i++ ) { 73 for( int i=0; i<a.length; i++ ) {
74 if( !a[i].isInstance(args[i]) ) { 74 if( !a[i].isInstance(args[i]) ) {
75 String got = args[i].getClass().getName(); 75 String got = args[i].getClass().getName();
76 String expected = a[i].getName(); 76 String expected = a[i].getName();
77 if( !takesLuaState ) 77 if( !takesLuaState )
78 i++; 78 i++;
79 throw new LuanException(lua,LuanElement.JAVA,"bad argument #"+i+" ("+expected+" expected, got "+got+")"); 79 throw new LuanException(luan,LuanElement.JAVA,"bad argument #"+i+" ("+expected+" expected, got "+got+")");
80 } 80 }
81 } 81 }
82 } 82 }
83 83
84 private Object[] fixArgs(LuanState lua,Object[] args) { 84 private Object[] fixArgs(LuanState luan,Object[] args) {
85 int n = argConverters.length; 85 int n = argConverters.length;
86 Object[] rtn; 86 Object[] rtn;
87 int start = 0; 87 int start = 0;
88 if( !takesLuaState && varArgCls==null && args.length == n ) { 88 if( !takesLuaState && varArgCls==null && args.length == n ) {
89 rtn = args; 89 rtn = args;
90 } else { 90 } else {
91 if( takesLuaState ) 91 if( takesLuaState )
92 n++; 92 n++;
93 rtn = new Object[n]; 93 rtn = new Object[n];
94 if( takesLuaState ) { 94 if( takesLuaState ) {
95 rtn[start++] = lua; 95 rtn[start++] = luan;
96 } 96 }
97 n = argConverters.length; 97 n = argConverters.length;
98 if( varArgCls != null ) { 98 if( varArgCls != null ) {
99 n--; 99 n--;
100 if( args.length < argConverters.length ) { 100 if( args.length < argConverters.length ) {