Member.getDescriptor

[org.ibex.classgen.git] / src / org / ibex / classgen / Type.java

diff --git a/src/org/ibex/classgen/Type.java b/src/org/ibex/classgen/Type.java
index 7445f9c..f136d84 100644 (file)
--- a/src/org/ibex/classgen/Type.java
+++ b/src/org/ibex/classgen/Type.java
@@ -3,7 +3,7 @@ package org.ibex.classgen;
 import java.util.StringTokenizer;
 import java.util.Hashtable;
 
-public class Type {
+public class Type implements CGConst {
 
     private static Hashtable instances = new Hashtable();  // this has to appear at the top of the file
 
@@ -40,8 +40,6 @@ public class Type {
     public       String  toString() { return toString; }
     public       String  debugToString() { return toString; }
     public final String  getDescriptor() { return descriptor; }
-    public       int     hashCode() { return descriptor.hashCode(); }
-    public       boolean equals(java.lang.Object o) { return this==o; }
 
     public Type.Array  makeArray() { return (Type.Array)instance("["+descriptor); }
     public Type.Array  makeArray(int i) { return i==0 ? (Type.Array)this : makeArray().makeArray(i-1); }
@@ -84,6 +82,8 @@ public class Type {
         public Type.Class asClass() { return this; }
         public boolean isClass() { return true; }
         public String getShortName() { return toString.substring(toString.lastIndexOf('.')+1); }
+        public String getName() { return toString(); }
+        //public boolean extendsOrImplements(Type.Class c, Context cx) { }
         String internalForm() { return descriptor.substring(1, descriptor.length()-1); }
         private static String _initHelper(String s) {
             if (!s.startsWith("L") || !s.endsWith(";")) s = "L" + s.replace('.', '/') + ";";
@@ -102,11 +102,10 @@ public class Type {
 
         public Field  field(String name, Type type) { return new Field(name, type); }
         public Method method(String name, Type returnType, Type[] argTypes) { return new Method(name, returnType, argTypes); }
-        public Method method(String signature) {
+        public Method method(String name, String typeDescriptor) {
             // FEATURE: This parser is ugly but it works (and shouldn't be a problem) might want to clean it up though
-            String s = signature;
-            String name = s.startsWith("(") ? "" : s.substring(0, s.indexOf('('));
-            s = s.substring(s.indexOf('('));
+            String s = typeDescriptor;
+            if(!s.startsWith("(")) throw new IllegalArgumentException("invalid method type descriptor");
             int p = s.indexOf(')');
             if(p == -1) throw new IllegalArgumentException("invalid method type descriptor");
             String argsDesc = s.substring(1,p);
@@ -141,21 +140,37 @@ public class Type {
                     o.getDescriptor().equals(getDescriptor());
             }
             public int hashCode() { return getDeclaringClass().hashCode() ^ name.hashCode() ^ getDescriptor().hashCode(); }
+            public String toString() { return debugToString(); }
+            public abstract String debugToString();
         }
     
         public class Field extends Member {
             public final Type type;
             private Field(String name, Type t) { super(name); this.type = t; }
-            public String getDescriptor() { return name; }
+            public String getTypeDescriptor() { return type.getDescriptor(); }
             public Type getType() { return type; }
+            public String debugToString() { return getDeclaringClass()+"."+name+"["+type+"]"; }
+            public class Body extends HasFlags {
+                public final int flags;
+                public Body(int flags) { this.flags = flags; }
+                public int getFlags() { return flags; }
+            }
         }
 
         public class Method extends Member {
             final Type[] argTypes;
             public final Type   returnType;
-            public Type getArgType(int i) { return argTypes[i]; }
-            public int  getNumArgs()      { return argTypes.length; }
             public Type getReturnType()   { return returnType; }
+            public int  getNumArgs()      { return argTypes.length; }
+            public Type getArgType(int i) { return argTypes[i]; }
+            public Type[] getArgTypes()   {
+                Type[] ret = new Type[argTypes.length];
+                System.arraycopy(argTypes, 0, ret, 0, ret.length);
+                return ret;
+            }
+
+            public boolean isConstructor() { return getName().equals("<init>"); }
+            public boolean isClassInitializer() { return getName().equals("<clinit>"); }
             public String debugToString() {
                 StringBuffer sb = new StringBuffer();
                 if (name.equals("<clinit>")) sb.append("static ");
@@ -184,6 +199,30 @@ public class Type {
                 sb.append(returnType.getDescriptor());
                 return sb.toString();
             }
+            public abstract class Body extends HasFlags {
+                public abstract java.util.Hashtable getThrownExceptions();
+                public abstract void debugBodyToString(StringBuffer sb);
+                public void debugToString(StringBuffer sb, String constructorName) {
+                    int flags = getFlags();
+                    sb.append("  ").append(ClassFile.flagsToString(flags,false));
+                    sb.append(Method.this.debugToString());
+                    java.util.Hashtable thrownExceptions = getThrownExceptions();
+                    if (thrownExceptions.size() > 0) {
+                        sb.append("throws");
+                        for(java.util.Enumeration e = thrownExceptions.keys();e.hasMoreElements();)
+                            sb.append(" ").append(((Type.Class)e.nextElement()).debugToString()).append(",");
+                        sb.setLength(sb.length()-1);
+                        sb.append(" ");
+                    }
+                    if ((flags & (NATIVE|ABSTRACT))==0) {
+                        sb.append("{\n");
+                        debugBodyToString(sb);
+                        sb.append("  }\n");
+                    } else {
+                        sb.append(";");
+                    }
+                }
+            }
         }
     }