| /* |
| * 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.geode; |
| |
| import static org.apache.geode.distributed.ConfigurationProperties.LOCATORS; |
| import static org.apache.geode.distributed.ConfigurationProperties.MCAST_PORT; |
| import static org.apache.geode.distributed.ConfigurationProperties.STATISTIC_SAMPLING_ENABLED; |
| import static org.junit.Assert.fail; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.Properties; |
| |
| import org.junit.After; |
| import org.junit.AfterClass; |
| import org.junit.BeforeClass; |
| import org.junit.Test; |
| |
| import org.apache.geode.cache.AttributesFactory; |
| import org.apache.geode.cache.Cache; |
| import org.apache.geode.cache.CacheException; |
| import org.apache.geode.cache.CacheFactory; |
| import org.apache.geode.cache.DataPolicy; |
| import org.apache.geode.cache.Region; |
| import org.apache.geode.cache.Scope; |
| import org.apache.geode.distributed.DistributedSystem; |
| import org.apache.geode.internal.InternalInstantiator; |
| |
| /** |
| * This class makes sure that instantatiors are persisted to disk and can be recovered. |
| */ |
| @SuppressWarnings("deprecation") |
| public class DiskInstantiatorsJUnitTest { |
| |
| private DistributedSystem ds = null; |
| private Cache c = null; |
| private Region r = null; |
| |
| @BeforeClass |
| public static void beforeClass() { |
| Instantiator.register(new Instantiator(Payload.class, (byte) 22) { |
| @Override |
| public DataSerializable newInstance() { |
| return new Payload(); |
| } |
| }); |
| Instantiator.register(new Instantiator(Key.class, (byte) 21) { |
| @Override |
| public DataSerializable newInstance() { |
| return new Key(); |
| } |
| }); |
| } |
| |
| @AfterClass |
| public static void afterClass() { |
| InternalInstantiator.unregister(Payload.class, (byte) 22); |
| InternalInstantiator.unregister(Key.class, (byte) 21); |
| } |
| |
| @After |
| public void after() { |
| disconnect(); |
| } |
| |
| private void connect() throws CacheException { |
| Properties cfg = new Properties(); |
| cfg.setProperty(MCAST_PORT, "0"); |
| cfg.setProperty(LOCATORS, ""); |
| cfg.setProperty(STATISTIC_SAMPLING_ENABLED, "false"); |
| |
| this.ds = DistributedSystem.connect(cfg); |
| this.c = CacheFactory.create(ds); |
| AttributesFactory factory = new AttributesFactory(); |
| factory.setScope(Scope.LOCAL); |
| factory.setDataPolicy(DataPolicy.PERSISTENT_REPLICATE); |
| factory.setDiskSynchronous(true); |
| factory.setDiskStoreName( |
| this.c.createDiskStoreFactory().create("DiskInstantiatorsJUnitTest").getName()); |
| |
| this.r = this.c.createRegion("DiskInstantiatorsJUnitTest", factory.create()); |
| } |
| |
| private void disconnect() throws CacheException { |
| this.r = null; |
| if (this.c != null) { |
| this.c.close(); |
| this.c = null; |
| } |
| if (this.ds != null) { |
| this.ds.disconnect(); |
| this.ds = null; |
| } |
| } |
| |
| @Test |
| public void testDiskInstantiators() throws CacheException { |
| try { |
| connect(); |
| int size = this.r.entrySet(false).size(); |
| if (size != 0) { |
| fail("expected 0 entries but had " + size); |
| } |
| this.ds.getLogWriter().info("adding entry"); |
| r.put(new Key(1), new Payload(100)); |
| disconnect(); |
| // now unregister and make sure we can restore |
| InternalInstantiator.unregister(Payload.class, (byte) 22); |
| InternalInstantiator.unregister(Key.class, (byte) 21); |
| connect(); |
| size = this.r.entrySet(false).size(); |
| if (size != 1) { |
| fail("expected 1 entry but had " + size); |
| } |
| Object value = r.get(new Key(1)); |
| this.ds.getLogWriter().info("found entry"); |
| if (!(value instanceof Payload)) { |
| fail("Expected value to be an instance of Payload but it was " + value.getClass()); |
| } |
| disconnect(); |
| } finally { |
| try { |
| if (this.ds == null) { |
| connect(); |
| } |
| if (this.r != null) { |
| this.ds.getLogWriter().info("destroying region"); |
| this.r.localDestroyRegion(); |
| } |
| } finally { |
| disconnect(); |
| } |
| } |
| } |
| |
| private static class Payload implements DataSerializable { |
| private byte[] data; |
| |
| public Payload() {} |
| |
| public Payload(int size) { |
| this.data = new byte[size]; |
| } |
| |
| @Override |
| public void toData(DataOutput dataOutput) throws IOException { |
| DataSerializer.writeByteArray(this.data, dataOutput); |
| } |
| |
| @Override |
| public void fromData(DataInput dataInput) throws IOException { |
| this.data = DataSerializer.readByteArray(dataInput); |
| } |
| } |
| private static class Key implements DataSerializable { |
| public int hashCode() { |
| return this.key.hashCode(); |
| } |
| |
| public boolean equals(Object obj) { |
| if (obj instanceof Key) { |
| return this.key.equals(((Key) obj).key); |
| } else { |
| return false; |
| } |
| } |
| |
| private Long key; |
| |
| public Key() {} |
| |
| public Key(long k) { |
| this.key = new Long(k); |
| } |
| |
| @Override |
| public void toData(DataOutput dataOutput) throws IOException { |
| dataOutput.writeLong(this.key.longValue()); |
| } |
| |
| @Override |
| public void fromData(DataInput dataInput) throws IOException { |
| this.key = new Long(dataInput.readLong()); |
| } |
| } |
| } |