anonymous class handling

handles the class.new Class syntax for inner classes


git-svn-id: https://svn.code.sf.net/p/jode/code/trunk@742 379699f6-c40d-0410-875b-85095c16579e

jode/jode/expr/ConstructorOperator.java

@@ -19,25 +19,41 @@
 
 package jode.expr;
 import jode.type.Type;
+import jode.type.NullType;
+import jode.type.ClassInterfacesType;
 import jode.type.MethodType;
+import jode.bytecode.ClassInfo;
+import jode.bytecode.InnerClassInfo;
+import jode.Decompiler;
+import jode.decompiler.CodeAnalyzer;
+import jode.decompiler.ClassAnalyzer;
 import jode.decompiler.TabbedPrintWriter;
+import jode.decompiler.Scope;
 
 public class ConstructorOperator extends Operator 
     implements MatchableOperator {
     MethodType methodType;
     Type classType;
-
-    public ConstructorOperator(Type type, MethodType methodType, 
-                               boolean isVoid) {
-        super(isVoid ? Type.tVoid : type, 0);
-        this.classType  = type;
-        this.methodType = methodType;
+    CodeAnalyzer codeAnalyzer;
+    ClassAnalyzer anonymousClass = null;
+    boolean removedCheckNull = false;
+
+    public ConstructorOperator(InvokeOperator invoke, boolean isVoid) {
+        super(isVoid ? Type.tVoid : invoke.getClassType(), 0);
+        this.classType  = invoke.getClassType();
+        this.methodType = invoke.getMethodType();
+	this.codeAnalyzer = invoke.codeAnalyzer;
+	checkAnonymousClasses();
     }
 
     public MethodType getMethodType() {
         return methodType;
     }
 
+    public CodeAnalyzer getCodeAnalyzer() {
+	return codeAnalyzer;
+    }
+
     /**
      * Checks if the value of the given expression can change, due to
      * side effects in this expression.  If this returns false, the 
@@ -85,14 +101,84 @@ public class ConstructorOperator extends Operator
             ? EMPTYSTRING : null;
     }
 
+    public ClassInfo getClassInfo() {
+	if (classType instanceof ClassInterfacesType) {
+	    return ((ClassInterfacesType) classType).getClassInfo();
+	}
+	return null;
+    }
+
+    public InnerClassInfo getOuterClassInfo() {
+	ClassInfo ci = getClassInfo();
+	if (ci != null && ci.getName().indexOf('$') >= 0) {
+	    InnerClassInfo[] outers = ci.getOuterClasses();
+	    if (outers != null)
+		return outers[0];
+	}
+	return null;
+    }
+
+    public void checkAnonymousClasses() {
+	if ((Decompiler.options & Decompiler.OPTION_ANON) == 0)
+	    return;
+	InnerClassInfo outer = getOuterClassInfo();
+	if (outer != null && outer.outer == null) {
+	    ClassInfo clazz = getClassInfo();
+	    anonymousClass = codeAnalyzer.addAnonymousClass(clazz);
+	    
+	    if (anonymousClass.getName() == null) {
+		if (clazz.getInterfaces().length > 0)
+		    type = Type.tClass(clazz.getInterfaces()[0]);
+		else
+		    type = Type.tClass(clazz.getSuperclass());
+	    }
+	}
+    }
+
     public void dumpExpression(TabbedPrintWriter writer,
 			       Expression[] operands) 
 	throws java.io.IOException {
+
+	int arg = 0;
+	if (anonymousClass != null) {
+	    writer.print("new ");
+	    anonymousClass.dumpSource(writer);
+	    return;
+	}
+	InnerClassInfo outer = getOuterClassInfo();
+	if (outer != null && outer.name != null) {
+	    Expression outExpr = operands[arg++];
+	    if (!removedCheckNull && !(outExpr instanceof ThisOperator))
+		writer.print("MISSING CHECKNULL");
+	    if (outExpr instanceof ThisOperator) {
+		Scope scope = writer.getScope
+		    (((ThisOperator) outExpr).getClassInfo(), 
+		     Scope.CLASSSCOPE);
+		if (writer.conflicts(outer.name, scope, Scope.CLASSNAME)) {
+		    outExpr.dumpExpression(writer, 950);
+		    writer.print(".");
+		}
+	    } else {
+		int minPriority = 950; /* field access */
+		if (outExpr.getType() instanceof NullType) {
+		    writer.print("((");
+		    writer.printType(classType);
+		    writer.print(") ");
+		    outExpr.dumpExpression(writer, 700);
+		    writer.print(")");
+		} else 
+		    outExpr.dumpExpression(writer, 950);
+		writer.print(".");
+	    }
+	}
 	writer.print("new ");
-	writer.printType(classType);
+	if (outer != null && outer.name != null)
+	    writer.print(outer.name);
+	else
+	    writer.printType(classType);
 	writer.print("(");
-        for (int i=0; i < methodType.getParameterTypes().length; i++) {
-            if (i>0)
+        for (int i = arg; i < methodType.getParameterTypes().length; i++) {
+            if (i>arg)
 		writer.print(", ");
             operands[i].dumpExpression(writer, 0);
         }