diff options
Diffstat (limited to 'trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/type/Binary.java')
| -rw-r--r-- | trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/type/Binary.java | 162 |
1 files changed, 0 insertions, 162 deletions
diff --git a/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/type/Binary.java b/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/type/Binary.java deleted file mode 100644 index 343280ca4b..0000000000 --- a/trunk/qpid/java/management/client/src/main/java/org/apache/qpid/management/domain/model/type/Binary.java +++ /dev/null @@ -1,162 +0,0 @@ -/* - * - * 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.qpid.management.domain.model.type; - -import java.io.Serializable; -import java.util.Arrays; -import java.util.UUID; - -import org.apache.qpid.transport.codec.Encoder; - -/** - * It is a simple wrapper for a byte array (for example a 128bin). - * It is used to let QMan deal with an object instead of an array. - * - * @author Andrea Gazzarini - */ -public final class Binary implements Serializable -{ - private static final long serialVersionUID = -6865585077320637567L; - - // Marker internal (empty) interface - private interface State extends Serializable{} - - /** - * Internal state of this object used to denote the situation when the hashcode() method has never been called. - * After the hashcode has been computed this class switches the state of the outer object to the next state. - */ - State hashCodeNotYetComputed = new State() - { - private static final long serialVersionUID = 221632033761266959L; - - @Override - public int hashCode () - { - hashCode = Arrays.hashCode(_bytes); - state = hashCodeAlreadyComputed; - return hashCode; - } - }; - - /** - * Internal state of this object used to denote the situation where the hashcode() method has already been computed. - * Simply it returns the just computed value for the hashcode. - */ - State hashCodeAlreadyComputed = new State() - { - private static final long serialVersionUID = 221632033761266959L; - - @Override - public int hashCode () - { - return hashCode; - } - }; - - private final UUID uuid; - private final byte [] _bytes; - private long _first; - private int hashCode; - - /** Current state (hashcode computation). */ - State state = hashCodeNotYetComputed; - - /** - * Builds a new binary with the given byte array. - * - * @param bytes the wrapped data. - */ - public Binary(byte [] bytes) - { - this._bytes = bytes; - byte [] array = new byte [8]; - System.arraycopy(_bytes, 0, array, 0, 8); - _first = unpack64(array); - uuid = UUID.randomUUID(); - } - - @Override - public int hashCode () - { - return state.hashCode(); - } - - @Override - public boolean equals (Object obj) - { - try - { - Binary binary = (Binary)obj; - return Arrays.equals(_bytes, binary._bytes); - } catch (Exception exception) - { - return false; - } - } - - /** - * Encodes the content (wrapped byte array) of this instance using the given encoder. - * - * @param encoder the encoder used to encode instance content. - */ - public void encode(Encoder encoder) - { - encoder.writeBin128(_bytes); - } - - @Override - public String toString () - { - return uuid.toString(); - } - - /** - * Returns the bank identifier derived from this object identifier. - * - * @return the bank identifier derived from this object identifier. - */ - public long getBankId() - { - return _first & 0x000000000FFFFFFF; - } - - /** - * Returns the broker identifier derived from this object identifier. - * - * @return the broker identifier derived from this object identifier. - */ - public long getBrokerId() - { - return (_first & 281474708275200L) >> 28; - } - - public final long unpack64(byte data[]) { - return ( - ((long) (data[0] & 0xff) << 56) | - ((long)(data[1] & 0xff) << 48) | - ((long)(data[2] & 0xff) << 40) | - ((long)(data[3] & 0xff) << 32) | - ((long)(data[4] & 0xff) << 24) | - ((long)(data[5] & 0xff) << 16) | - ((long)(data[6] & 0xff) << 8) | - (long) data[7] & 0xff); - } -} |