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/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.netbeans.lib.profiler.heap;


/**
 *
 * @author Tomas Hurka
 */
abstract class HprofObject {
    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    final long fileOffset;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    HprofObject(long offset) {
        fileOffset = offset;
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public boolean equals(Object obj) {
        if (obj instanceof HprofObject) {
            HprofObject hprofObject = (HprofObject) obj;

            return hprofObject.fileOffset == fileOffset;
        } else {
            return false;
        }
    }

    public int hashCode() {
        return (int) (fileOffset ^ (fileOffset >>> 32));
    }
}