| /* |
| * 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.iotdb.commons.consensus.index; |
| |
| import org.apache.iotdb.commons.consensus.index.impl.HybridProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.IoTProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.MetaProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.MinimumProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.RecoverProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.SimpleProgressIndex; |
| import org.apache.iotdb.commons.consensus.index.impl.TimeWindowStateProgressIndex; |
| |
| import org.apache.tsfile.utils.ReadWriteIOUtils; |
| |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.OutputStream; |
| import java.nio.ByteBuffer; |
| |
| public enum ProgressIndexType { |
| MINIMUM_PROGRESS_INDEX((short) 1), |
| IOT_PROGRESS_INDEX((short) 2), |
| SIMPLE_PROGRESS_INDEX((short) 3), |
| RECOVER_PROGRESS_INDEX((short) 4), |
| HYBRID_PROGRESS_INDEX((short) 5), |
| META_PROGRESS_INDEX((short) 6), |
| TIME_WINDOW_STATE_PROGRESS_INDEX((short) 7), |
| ; |
| |
| private final short type; |
| |
| ProgressIndexType(short type) { |
| this.type = type; |
| } |
| |
| public short getType() { |
| return type; |
| } |
| |
| public void serialize(ByteBuffer byteBuffer) { |
| ReadWriteIOUtils.write(type, byteBuffer); |
| } |
| |
| public void serialize(OutputStream stream) throws IOException { |
| ReadWriteIOUtils.write(type, stream); |
| } |
| |
| public static ProgressIndex deserializeFrom(ByteBuffer byteBuffer) { |
| final short indexType = ReadWriteIOUtils.readShort(byteBuffer); |
| switch (indexType) { |
| case 1: |
| return MinimumProgressIndex.deserializeFrom(byteBuffer); |
| case 2: |
| return IoTProgressIndex.deserializeFrom(byteBuffer); |
| case 3: |
| return SimpleProgressIndex.deserializeFrom(byteBuffer); |
| case 4: |
| return RecoverProgressIndex.deserializeFrom(byteBuffer); |
| case 5: |
| return HybridProgressIndex.deserializeFrom(byteBuffer); |
| case 6: |
| return MetaProgressIndex.deserializeFrom(byteBuffer); |
| case 7: |
| return TimeWindowStateProgressIndex.deserializeFrom(byteBuffer); |
| default: |
| throw new UnsupportedOperationException( |
| String.format("Unsupported progress index type %s.", indexType)); |
| } |
| } |
| |
| public static ProgressIndex deserializeFrom(InputStream stream) throws IOException { |
| final short indexType = ReadWriteIOUtils.readShort(stream); |
| switch (indexType) { |
| case 1: |
| return MinimumProgressIndex.deserializeFrom(stream); |
| case 2: |
| return IoTProgressIndex.deserializeFrom(stream); |
| case 3: |
| return SimpleProgressIndex.deserializeFrom(stream); |
| case 4: |
| return RecoverProgressIndex.deserializeFrom(stream); |
| case 5: |
| return HybridProgressIndex.deserializeFrom(stream); |
| case 6: |
| return MetaProgressIndex.deserializeFrom(stream); |
| case 7: |
| return TimeWindowStateProgressIndex.deserializeFrom(stream); |
| default: |
| throw new UnsupportedOperationException( |
| String.format("Unsupported progress index type %s.", indexType)); |
| } |
| } |
| } |