EclipseASTAdapterWithTypeDepth.java

/*
 * Copyright © 2011-2012 Philipp Eichhorn
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package lombok.eclipse.handlers;

import lombok.*;
import lombok.eclipse.EclipseASTAdapter;
import lombok.eclipse.EclipseNode;

import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;

@RequiredArgsConstructor
public class EclipseASTAdapterWithTypeDepth extends EclipseASTAdapter {
	private final int maxTypeDepth;
	private int typeDepth;

	@Override
	public void visitType(final EclipseNode typeNode, final TypeDeclaration type) {
		typeDepth++;
	}

	@Override
	public void endVisitType(final EclipseNode typeNode, final TypeDeclaration type) {
		typeDepth--;
	}

	public boolean isOfInterest() {
		return typeDepth <= maxTypeDepth;
	}
}