| /* |
| * 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.io.File; |
| import java.util.UUID; |
| |
| import org.apache.qpid.server.model.ConfiguredObject; |
| import org.apache.qpid.server.store.handler.ConfiguredObjectRecordHandler; |
| import org.apache.qpid.server.store.handler.DistributedTransactionHandler; |
| import org.apache.qpid.server.store.handler.MessageHandler; |
| import org.apache.qpid.server.store.handler.MessageInstanceHandler; |
| |
| public abstract class NullMessageStore implements MessageStore, DurableConfigurationStore, MessageStoreProvider, MessageStore.MessageStoreReader |
| { |
| |
| @Override |
| public MessageStore getMessageStore() |
| { |
| return this; |
| } |
| |
| @Override |
| public void init(ConfiguredObject<?> parent) |
| { |
| } |
| |
| @Override |
| public void update(boolean createIfNecessary, ConfiguredObjectRecord... records) |
| { |
| } |
| |
| @Override |
| public UUID[] remove(final ConfiguredObjectRecord... objects) |
| { |
| final UUID[] removed = new UUID[objects.length]; |
| for(int i = 0; i < objects.length; i++) |
| { |
| removed[i] = objects[i].getId(); |
| } |
| return removed; |
| } |
| |
| @Override |
| public void create(ConfiguredObjectRecord record) |
| { |
| } |
| |
| @Override |
| public void openMessageStore(ConfiguredObject<?> parent) |
| { |
| } |
| |
| @Override |
| public void upgradeStoreStructure() throws StoreException |
| { |
| |
| } |
| |
| @Override |
| public void closeMessageStore() |
| { |
| } |
| |
| @Override |
| public void closeConfigurationStore() |
| { |
| } |
| |
| @Override |
| public <T extends StorableMessageMetaData> MessageHandle<T> addMessage(T metaData) |
| { |
| return null; |
| } |
| |
| @Override |
| public boolean isPersistent() |
| { |
| return false; |
| } |
| |
| @Override |
| public long getInMemorySize() |
| { |
| return 0; |
| } |
| |
| @Override |
| public long getBytesEvacuatedFromMemory() |
| { |
| return 0L; |
| } |
| |
| @Override |
| public Transaction newTransaction() |
| { |
| return null; |
| } |
| |
| @Override |
| public void addEventListener(EventListener eventListener, Event... events) |
| { |
| } |
| |
| @Override |
| public String getStoreLocation() |
| { |
| return null; |
| } |
| |
| @Override |
| public File getStoreLocationAsFile() |
| { |
| return null; |
| } |
| |
| @Override |
| public void onDelete(ConfiguredObject<?> parent) |
| { |
| } |
| |
| @Override |
| public boolean openConfigurationStore(ConfiguredObjectRecordHandler handler, |
| final ConfiguredObjectRecord... initialRecords) throws StoreException |
| { |
| if(initialRecords != null) |
| { |
| for(ConfiguredObjectRecord record : initialRecords) |
| { |
| handler.handle(record); |
| } |
| } |
| return true; |
| } |
| |
| @Override |
| public void reload(final ConfiguredObjectRecordHandler handler) throws StoreException |
| { |
| } |
| |
| @Override |
| public void visitMessages(MessageHandler handler) throws StoreException |
| { |
| } |
| |
| @Override |
| public void visitMessageInstances(TransactionLogResource queue, MessageInstanceHandler handler) throws StoreException |
| { |
| } |
| |
| @Override |
| public void visitMessageInstances(MessageInstanceHandler handler) throws StoreException |
| { |
| } |
| |
| @Override |
| public void visitDistributedTransactions(DistributedTransactionHandler handler) throws StoreException |
| { |
| } |
| |
| @Override |
| public long getNextMessageId() |
| { |
| return 0; |
| } |
| |
| @Override |
| public StoredMessage<?> getMessage(final long messageId) |
| { |
| return null; |
| } |
| |
| @Override |
| public MessageStoreReader newMessageStoreReader() |
| { |
| return this; |
| } |
| |
| @Override |
| public void close() |
| { |
| |
| } |
| |
| @Override |
| public void addMessageDeleteListener(final MessageDeleteListener listener) |
| { |
| |
| } |
| |
| @Override |
| public void removeMessageDeleteListener(final MessageDeleteListener listener) |
| { |
| |
| } |
| } |