diff options
Diffstat (limited to 'qpid/java/broker/src/main/java/org/apache/qpid/server/store/StoredMemoryMessage.java')
-rwxr-xr-x | qpid/java/broker/src/main/java/org/apache/qpid/server/store/StoredMemoryMessage.java | 80 |
1 files changed, 80 insertions, 0 deletions
diff --git a/qpid/java/broker/src/main/java/org/apache/qpid/server/store/StoredMemoryMessage.java b/qpid/java/broker/src/main/java/org/apache/qpid/server/store/StoredMemoryMessage.java new file mode 100755 index 0000000000..1f5b027b80 --- /dev/null +++ b/qpid/java/broker/src/main/java/org/apache/qpid/server/store/StoredMemoryMessage.java @@ -0,0 +1,80 @@ +/* + * + * 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.store; + +import java.nio.ByteBuffer; + +public class StoredMemoryMessage implements StoredMessage +{ + private final long _messageNumber; + private final ByteBuffer _content; + private final StorableMessageMetaData _metaData; + + public StoredMemoryMessage(long messageNumber, StorableMessageMetaData metaData) + { + _messageNumber = messageNumber; + _metaData = metaData; + _content = ByteBuffer.allocate(metaData.getContentSize()); + + } + + public long getMessageNumber() + { + return _messageNumber; + } + + public void addContent(int offsetInMessage, ByteBuffer src) + { + src = src.duplicate(); + ByteBuffer dst = _content.duplicate(); + dst.position(offsetInMessage); + dst.put(src); + } + + public int getContent(int offset, ByteBuffer dst) + { + ByteBuffer src = _content.duplicate(); + src.position(offset); + src = src.slice(); + if(dst.remaining() < src.limit()) + { + src.limit(dst.remaining()); + } + dst.put(src); + return src.limit(); + } + + public TransactionLog.StoreFuture flushToStore() + { + return MessageStore.IMMEDIATE_FUTURE; + } + + + public StorableMessageMetaData getMetaData() + { + return _metaData; + } + + public void remove() + { + } +} |