compiler/org/eclipse/jdt/internal/compiler/ast/AnonymousLocalTypeDeclaration.java

package org.eclipse.jdt.internal.compiler.ast;

/*
 * (c) Copyright IBM Corp. 2000, 2001.
 * All Rights Reserved.
 */
import org.eclipse.jdt.internal.compiler.IAbstractSyntaxTreeVisitor;
import org.eclipse.jdt.internal.compiler.lookup.*;
import org.eclipse.jdt.internal.compiler.problem.*;

public class AnonymousLocalTypeDeclaration extends LocalTypeDeclaration {
	//a temporal default name
	public static final char[] ANONYMOUS_EMPTY_NAME = new char[]{} ;
	public QualifiedAllocationExpression allocation;
public AnonymousLocalTypeDeclaration(){
	super();
	modifiers = AccDefault ;
	name = ANONYMOUS_EMPTY_NAME; } // use a default name in order to th name lookup 
									// to operate juat like a regular type (which has a name)
									//without checking systematically if the naem is null .... 
public MethodBinding createsInternalConstructorWithBinding(MethodBinding inheritedConstructorBinding) {
	//Add to method'set, the default constuctor that just recall the
	//super constructor with the same arguments

	String baseName = "$anonymous"/*nonNLS*/;
	TypeBinding[] argumentTypes = inheritedConstructorBinding.parameters;
	int argumentsLength = argumentTypes.length;
	//the constructor
	ConstructorDeclaration cd = new ConstructorDeclaration();
	cd.selector = new char[] {'x'}; //no maining
	cd.sourceStart = sourceStart;
	cd.sourceEnd = sourceEnd;
	cd.modifiers = modifiers & AccVisibilityMASK;

	if (argumentsLength > 0) {
		Argument[] arguments = (cd.arguments = new Argument[argumentsLength]);
		for (int i = argumentsLength; --i >= 0;) {
			arguments[i] = 
				new Argument(
					(baseName + i).toCharArray(), 
					0L, 
			//toCharArray() could be optimized ....
			null, //no meaning (a TypeReference)
			AccDefault);
		}
	}

	//the super call inside the constructor
	cd.constructorCall = 
		new ExplicitConstructorCall(ExplicitConstructorCall.ImplicitSuper); 
	cd.constructorCall.sourceStart = sourceStart;
	cd.constructorCall.sourceEnd = sourceEnd;

	if (argumentsLength > 0) {
		Expression[] args;
		args = cd.constructorCall.arguments = new Expression[argumentsLength];
		for (int i = argumentsLength; --i >= 0;) {
			args[i] = new SingleNameReference((baseName + i).toCharArray(), 0L);
		}
	}

	//adding the constructor in the methods list
	if (methods == null) {
		methods = new AbstractMethodDeclaration[] {cd};
	} else {
		AbstractMethodDeclaration[] newMethods;
		System.arraycopy(
			methods, 
			0, 
			newMethods = new AbstractMethodDeclaration[methods.length + 1], 
			1, 
			methods.length); 
		newMethods[0] = cd;
		methods = newMethods;
	}

	//============BINDING UPDATE==========================
	cd.binding = new MethodBinding(
		cd.modifiers, //methodDeclaration
		argumentsLength == 0 ? NoParameters : argumentTypes, //arguments bindings
		inheritedConstructorBinding.thrownExceptions, //exceptions
		binding); //declaringClass
	cd.scope = new MethodScope(scope, this, true);
	cd.bindArguments();
	cd.constructorCall.resolve(cd.scope);
	if (binding.methods == null) {
		binding.methods = new MethodBinding[] {cd.binding};
	} else {
		MethodBinding[] newMethods;
		System.arraycopy(
			binding.methods, 
			0, 
			newMethods = new MethodBinding[binding.methods.length + 1], 
			1, 
			binding.methods.length); 
		newMethods[0] = cd.binding;
		binding.methods = newMethods;
	}
	//===================================================

	return cd.binding;

}
public void resolve(BlockScope scope) {
	// scope and binding are provided in updateBindingSuperclass 

	resolve();
	updateMaxFieldCount();
}
public String toString(int tab ){
	/*slow code */

	return toStringBody(tab);
	}
/**
 *	Iteration for a local anonymous innertype
 *
 */
public void traverse(IAbstractSyntaxTreeVisitor visitor, BlockScope blockScope) {
	if (ignoreFurtherInvestigation)
		return;
	try {
		if (visitor.visit(this, blockScope)) {

			int fieldsLength;
			int methodsLength;
			int memberTypesLength;

			// <superclass> is bound to the actual type from the allocation expression
			// therefore it has already been iterated at this point.

			if (memberTypes != null) {
				memberTypesLength = memberTypes.length;
				for (int i = 0; i < memberTypesLength; i++)
					memberTypes[i].traverse(visitor, scope);
			}
			if (fields != null) {
				fieldsLength = fields.length;
				for (int i = 0; i < fieldsLength; i++) {
					FieldDeclaration field;
					if ((field = fields[i]).isStatic()) {
						// local type cannot have static fields
					} else {
						field.traverse(visitor, initializerScope);
					}
				}
			}
			if (methods != null) {
				methodsLength = methods.length;
				for (int i = 0; i < methodsLength; i++)
					methods[i].traverse(visitor, scope);
			}
		}
		visitor.endVisit(this, blockScope);
	} catch (AbortType e) {
	}
}
}