org.apache.activemq.artemis.core.postoffice.impl.ByteArray Maven / Gradle / Ivy

/*
 * 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.apache.activemq.artemis.core.postoffice.impl;

import org.apache.activemq.artemis.utils.ByteUtil;

final class ByteArray {

   final byte[] bytes;

   private int hash;

   ByteArray(final byte[] bytes) {
      this.bytes = bytes;
   }

   @Override
   public boolean equals(final Object other) {
      if (other instanceof ByteArray) {
         ByteArray s = (ByteArray) other;

         return ByteUtil.equals(bytes, s.bytes);
      } else {
         return false;
      }
   }

   @Override
   public int hashCode() {
      if (hash == 0) {
         hash = ByteUtil.hashCode(bytes);
      }

      return hash;
   }
}