diff options
Diffstat (limited to 'qpid/java/broker-core/src/main/java/org/apache/qpid/server/message/internal/InternalMessageMetaData.java')
-rw-r--r-- | qpid/java/broker-core/src/main/java/org/apache/qpid/server/message/internal/InternalMessageMetaData.java | 95 |
1 files changed, 95 insertions, 0 deletions
diff --git a/qpid/java/broker-core/src/main/java/org/apache/qpid/server/message/internal/InternalMessageMetaData.java b/qpid/java/broker-core/src/main/java/org/apache/qpid/server/message/internal/InternalMessageMetaData.java new file mode 100644 index 0000000000..d7772657a2 --- /dev/null +++ b/qpid/java/broker-core/src/main/java/org/apache/qpid/server/message/internal/InternalMessageMetaData.java @@ -0,0 +1,95 @@ +/* + * + * 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.server.message.internal; + +import org.apache.qpid.server.store.StorableMessageMetaData; + +import java.io.ByteArrayOutputStream; +import java.io.IOException; +import java.io.ObjectOutputStream; +import java.nio.ByteBuffer; + +public class InternalMessageMetaData implements StorableMessageMetaData +{ + + + private boolean _isPersistent; + private byte[] _headerBytes; + private int _contentSize; + + public InternalMessageMetaData(final boolean isPersistent, final byte[] headerBytes, final int contentSize) + { + _isPersistent = isPersistent; + _headerBytes = headerBytes; + _contentSize = contentSize; + } + + @Override + public InternalMessageMetaDataType getType() + { + return InternalMessageMetaDataType.INSTANCE; + } + + @Override + public int getStorableSize() + { + return _headerBytes.length; + } + + @Override + public int writeToBuffer(final ByteBuffer dest) + { + dest.put(_headerBytes); + return _headerBytes.length; + } + + @Override + public int getContentSize() + { + return _contentSize; + } + + @Override + public boolean isPersistent() + { + return _isPersistent; + } + + static InternalMessageMetaData create(boolean persistent, final InternalMessageHeader header, int contentSize) + { + ByteArrayOutputStream bytesOut = new ByteArrayOutputStream(); + try + { + ObjectOutputStream os = new ObjectOutputStream(bytesOut); + os.writeObject(header); + byte[] bytes = bytesOut.toByteArray(); + + return new InternalMessageMetaData(persistent, bytes, contentSize); + + } + catch (IOException e) + { + throw new RuntimeException(e); + } + } + + +} |