AstBarrierNode.java

/**
 * Copyright 2007-2015, Kaazing Corporation. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.kaazing.k3po.lang.internal.ast;

import static org.kaazing.k3po.lang.internal.ast.util.AstUtil.equivalent;

public abstract class AstBarrierNode extends AstStreamableNode {

    private String barrierName;

    public String getBarrierName() {
        return barrierName;
    }

    public void setBarrierName(String barrierName) {
        this.barrierName = barrierName;
    }

    protected int hashTo() {
        int hashCode = getClass().hashCode();

        if (barrierName != null) {
            hashCode <<= 4;
            hashCode ^= barrierName.hashCode();
        }

        return hashCode;
    }

    protected boolean equalTo(AstBarrierNode that) {
        return equivalent(this.barrierName, that.barrierName);
    }
}