| /* |
| * |
| * 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 org.apache.qpid.server.bytebuffer.QpidByteBuffer; |
| |
| public interface StoredMessage<M extends StorableMessageMetaData> |
| { |
| M getMetaData(); |
| |
| long getMessageNumber(); |
| |
| /** |
| * Returns length bytes of message content beginning from the given offset. Caller is responsible |
| * for the disposal of the returned buffer. If length is {@link Integer#MAX_VALUE}, length is not |
| * constrained. |
| */ |
| QpidByteBuffer getContent(int offset, int length); |
| |
| int getContentSize(); |
| |
| int getMetadataSize(); |
| |
| void remove(); |
| |
| boolean isInContentInMemory(); |
| |
| long getInMemorySize(); |
| |
| boolean flowToDisk(); |
| |
| void reallocate(); |
| } |