massive refactoring of method-body-printing; see Type.Class.Method.Body

[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 95d9394..492986d 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
 
@@ -44,6 +44,7 @@ public class Type {
     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); }
 
     public Type.Ref    asRef()       { throw new RuntimeException("attempted to use "+this+" as a Type.Ref, which it is not"); }
     public Type.Class  asClass()     { throw new RuntimeException("attempted to use "+this+" as a Type.Class, which it is not"); }
@@ -75,6 +76,7 @@ public class Type {
         public Type.Array asArray() { return this; }
         public boolean isArray() { return true; }
         public int dimension() { return getDescriptor().lastIndexOf('['); }
+        public Type getElementType() { return Type.instance(getDescriptor().substring(0, getDescriptor().length()-1)); }
     }
 
     public static class Class extends Type.Ref {
@@ -139,12 +141,16 @@ 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 Type getType() { return type; }
+            public String debugToString() { return getDeclaringClass()+"."+name+"["+type+"]"; }
         }
 
         public class Method extends Member {
@@ -152,6 +158,7 @@ public class Type {
             public final Type   returnType;
             public Type getArgType(int i) { return argTypes[i]; }
             public int  getNumArgs()      { return argTypes.length; }
+            public Type getReturnType()   { return returnType; }
             public String debugToString() {
                 StringBuffer sb = new StringBuffer();
                 if (name.equals("<clinit>")) sb.append("static ");
@@ -180,6 +187,30 @@ public class Type {
                 sb.append(returnType.getDescriptor());
                 return sb.toString();
             }
+            public abstract class Body implements 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(";");
+                    }
+                }
+            }
         }
     }