Copyright (c) 2000, 2009 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
/*******************************************************************************
 * Copyright (c) 2000, 2009 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *******************************************************************************/
package org.eclipse.jdt.core.dom;

import org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.eclipse.jdt.internal.compiler.ast.ConstructorDeclaration;
import org.eclipse.jdt.internal.compiler.ast.FieldDeclaration;
import org.eclipse.jdt.internal.compiler.ast.Initializer;
import org.eclipse.jdt.internal.compiler.ast.MethodDeclaration;
import org.eclipse.jdt.internal.compiler.ast.TypeDeclaration;
import org.eclipse.jdt.internal.compiler.lookup.ClassScope;
import org.eclipse.jdt.internal.compiler.lookup.CompilationUnitScope;
import org.eclipse.jdt.internal.compiler.lookup.MethodScope;

class NodeSearcher extends ASTVisitor {
	public org.eclipse.jdt.internal.compiler.ast.ASTNode found;
	public TypeDeclaration enclosingType;
	public int position;

	NodeSearcher(int position) {
		this.position = position;
	}

	@Override
	public boolean visit(
		ConstructorDeclaration constructorDeclaration,
		ClassScope scope) {

		if (constructorDeclaration.declarationSourceStart <= this.position
			&& this.position <= constructorDeclaration.declarationSourceEnd) {
				this.found = constructorDeclaration;
				return false;
		}
		return true;
	}

	@Override
	public boolean visit(
		FieldDeclaration fieldDeclaration,
		MethodScope scope) {
			if (fieldDeclaration.declarationSourceStart <= this.position
				&& this.position <= fieldDeclaration.declarationSourceEnd) {
					this.found = fieldDeclaration;
					return false;
			}
			return true;
	}

	@Override
	public boolean visit(Initializer initializer, MethodScope scope) {
		if (initializer.declarationSourceStart <= this.position
			&& this.position <= initializer.declarationSourceEnd) {
				this.found = initializer;
				return false;
		}
		return true;
	}

	@Override
	public boolean visit(
		TypeDeclaration memberTypeDeclaration,
		ClassScope scope) {
			if (memberTypeDeclaration.declarationSourceStart <= this.position
				&& this.position <= memberTypeDeclaration.declarationSourceEnd) {
					this.enclosingType = memberTypeDeclaration;
					return true;

			}
			return false;
	}

	@Override
	public boolean visit(
		MethodDeclaration methodDeclaration,
		ClassScope scope) {

		if (methodDeclaration.declarationSourceStart <= this.position
			&& this.position <= methodDeclaration.declarationSourceEnd) {
				this.found = methodDeclaration;
				return false;
		}
		return true;
	}

	@Override
	public boolean visit(
		TypeDeclaration typeDeclaration,
		CompilationUnitScope scope) {
			if (typeDeclaration.declarationSourceStart <= this.position
				&& this.position <= typeDeclaration.declarationSourceEnd) {
					this.enclosingType = typeDeclaration;
					return true;
			}
			return false;
	}

}