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Vaadin is a web application framework for Rich Internet Applications (RIA). Vaadin enables easy development and maintenance of fast and secure rich web applications with a stunning look and feel and a wide browser support. It features a server-side architecture with the majority of the logic running on the server. Ajax technology is used at the browser-side to ensure a rich and interactive user experience.

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/*******************************************************************************
 * Copyright (c) 2000, 2006 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.lookup;

/**
 * Specific local variable location used to:
 * - either provide emulation for outer local variables used from within innerclass constructs,
 * - or provide emulation to enclosing instances. 
 * When it is mapping to an outer local variable, this actual outer local is accessible through 
 * the public field #actualOuterLocalVariable.
 *
 * Such a synthetic argument binding will be inserted in all constructors of local innertypes before
 * the user arguments.
 */

import org.eclipse.jdt.core.compiler.CharOperation;
import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants;

public class SyntheticArgumentBinding extends LocalVariableBinding {

	{	
		this.tagBits |= TagBits.IsArgument;
		this.useFlag = USED;
	}
	
	// if the argument is mapping to an outer local variable, this denotes the outer actual variable
	public LocalVariableBinding actualOuterLocalVariable;
	// if the argument has a matching synthetic field
	public FieldBinding matchingField;
	
	public SyntheticArgumentBinding(LocalVariableBinding actualOuterLocalVariable) {

		super(
			CharOperation.concat(TypeConstants.SYNTHETIC_OUTER_LOCAL_PREFIX, actualOuterLocalVariable.name), 
			actualOuterLocalVariable.type, 
			ClassFileConstants.AccFinal,
			true);
		this.actualOuterLocalVariable = actualOuterLocalVariable;
	}

	public SyntheticArgumentBinding(ReferenceBinding enclosingType) {

		super(
			CharOperation.concat(
				TypeConstants.SYNTHETIC_ENCLOSING_INSTANCE_PREFIX,
				String.valueOf(enclosingType.depth()).toCharArray()),
			enclosingType, 
			ClassFileConstants.AccFinal,
			true);
	}
}