| /* |
| * 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.cassandra; |
| |
| import org.apache.cassandra.io.IVersionedSerializer; |
| import org.apache.cassandra.io.util.DataInputPlus; |
| import org.apache.cassandra.io.util.DataInputPlus.DataInputStreamPlus; |
| import org.apache.cassandra.io.util.DataOutputBuffer; |
| import org.apache.cassandra.io.util.DataOutputStreamPlus; |
| import org.apache.cassandra.io.util.BufferedDataOutputStreamPlus; |
| import org.apache.cassandra.net.MessagingService; |
| |
| import java.io.File; |
| import java.io.FileInputStream; |
| import java.io.FileOutputStream; |
| import java.io.IOException; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class AbstractSerializationsTester |
| { |
| protected static final String CUR_VER = System.getProperty("cassandra.version", "4.0"); |
| protected static final Map<String, Integer> VERSION_MAP = new HashMap<String, Integer> () |
| {{ |
| put("3.0", MessagingService.VERSION_30); |
| put("4.0", MessagingService.VERSION_40); |
| }}; |
| |
| protected static final boolean EXECUTE_WRITES = Boolean.getBoolean("cassandra.test-serialization-writes"); |
| |
| protected static int getVersion() |
| { |
| return VERSION_MAP.get(CUR_VER); |
| } |
| |
| protected <T> void testSerializedSize(T obj, IVersionedSerializer<T> serializer) throws IOException |
| { |
| DataOutputBuffer out = new DataOutputBuffer(); |
| serializer.serialize(obj, out, getVersion()); |
| assert out.getLength() == serializer.serializedSize(obj, getVersion()); |
| } |
| |
| protected static DataInputStreamPlus getInput(String name) throws IOException |
| { |
| return getInput(CUR_VER, name); |
| } |
| |
| protected static DataInputStreamPlus getInput(String version, String name) throws IOException |
| { |
| File f = new File("test/data/serialization/" + version + '/' + name); |
| assert f.exists() : f.getPath(); |
| return new DataInputPlus.DataInputStreamPlus(new FileInputStream(f)); |
| } |
| |
| @SuppressWarnings("resource") |
| protected static DataOutputStreamPlus getOutput(String name) throws IOException |
| { |
| return getOutput(CUR_VER, name); |
| } |
| |
| @SuppressWarnings("resource") |
| protected static DataOutputStreamPlus getOutput(String version, String name) throws IOException |
| { |
| File f = new File("test/data/serialization/" + version + '/' + name); |
| f.getParentFile().mkdirs(); |
| return new BufferedDataOutputStreamPlus(new FileOutputStream(f).getChannel()); |
| } |
| } |