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1
22 package org.jboss.aop.util;
23
24 import org.jboss.aop.AspectManager;
25
26 import javassist.CtBehavior;
27 import javassist.CtClass;
28 import javassist.CtMethod;
29 import javassist.NotFoundException;
30
31
37 public class JavassistToReflect
38 {
39 public static String  getParameterClassArrayString(String arrayName, CtBehavior behavior)throws NotFoundException
40 {
41 CtClass[] params = behavior.getParameterTypes();
42 return getParameterClassArrayString(params, arrayName);
43 }
44
45 public static String getParameterClassArrayString(CtClass[] params, String arrayName) throws NotFoundException
46 {
47 StringBuffer arr = new StringBuffer (" new java.lang.Class[" + params.length + "];");
48
49 for (int i = 0 ; i < params.length ; i++)
50 {
51 arr.append(arrayName + "["+ i + "] = ");
52
53 if (params[i].isArray())
54 {
55 arr.append(getClassObjectString(params[i], true));
56 }
57 else
58 {
59 arr.append(getClassObjectString(params[i]));
60 }
61 arr.append(";");
62 }
63 return arr.toString();
64 }
65
66 public static String getClassObjectString(CtClass clazz)
67 {
68 return getClassObjectString(clazz, false);
72 }
73
74 public static String getClassObjectString(CtClass clazz, boolean isArray)
75 {
76
80 if (!isArray)
81 {
82 if (clazz.isPrimitive())
83 {
84 return getClassName(clazz);
85 }
86 else
87 {
88 return "java.lang.Class.forName(\"" + getClassName(clazz) + "\")";
89 }
90 }
91 else
92 {
93 if (AspectManager.debugClasses)
95 {
96 return "new " + getArrayClassName(clazz) + "[0].getClass()";
97 }
98 else
99 {
100 return getArrayClassName(clazz) + "[].class";
101 }
102 }
103 }
104
105 public static String getArrayClassName(CtClass clazz)
106 {
107 String name = clazz.getName();
108 int ind = name.indexOf("[");
109 return name.substring(0, ind);
110 }
111
112 public static String getClassName(CtClass clazz)
113 {
114 if (!clazz.isPrimitive())
115 {
116 return clazz.getName();
117 }
118 else
119 {
120 if (clazz == CtClass.booleanType) return "java.lang.Boolean.TYPE";
121 else if (clazz == CtClass.byteType) return "java.lang.Byte.TYPE";
122 else if (clazz == CtClass.charType) return "java.lang.Character.TYPE";
123 else if (clazz == CtClass.doubleType)return "java.lang.Double.TYPE";
124 else if (clazz == CtClass.floatType) return "java.lang.Float.TYPE";
125 else if (clazz == CtClass.intType) return "java.lang.Integer.TYPE";
126 else if (clazz == CtClass.longType) return "java.lang.Long.TYPE";
127 else if (clazz == CtClass.shortType) return "java.lang.Short.TYPE";
128 else throw new RuntimeException ("Unsupported type " + clazz.getName());
129 }
130 }
131
132 public static String castInvocationValueToTypeString(CtClass type)
133 {
134 return castInvocationValueToTypeString(type, "value");
135 }
136
137 public static String castInvocationValueToTypeString(CtClass type, String valueName)
138 {
139 String cast = null;
140 if (type.isPrimitive())
141 {
142 if (type.equals(CtClass.booleanType))
143 {
144 cast = "((Boolean)" + valueName +").booleanValue();";
145 }
146 else if (type.equals(CtClass.byteType))
147 {
148 cast = "((Byte)" + valueName +").byteValue();";
149 }
150 else if (type.equals(CtClass.charType))
151 {
152 cast = "((Character)" + valueName +").charValue();";
153 }
154 else if (type.equals(CtClass.doubleType))
155 {
156 cast = "((Double)" + valueName +").doubleValue();";
157 }
158 else if (type.equals(CtClass.floatType))
159 {
160 cast = "((Float)" + valueName +").floatValue();";
161 }
162 else if (type.equals(CtClass.intType))
163 {
164 cast = "((Integer)" + valueName +").intValue();";
165 }
166 else if (type.equals(CtClass.longType))
167 {
168 cast = "((Long)" + valueName +").longValue();";
169 }
170 else if (type.equals(CtClass.shortType))
171 {
172 cast = "((Short)" + valueName +").shortValue();";
173 }
174 }
175 else if (type.isArray())
176 {
177 cast = "(" + type.getName() + ")" + valueName +";";
178 }
179 else
180 {
181 cast = "(" + type.getName() + ")" + valueName +";";
182 }
183
184 return cast;
185 }
186
187 }
188 |
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