| /* |
| * 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.carbondata.hadoop; |
| |
| import java.io.ByteArrayInputStream; |
| import java.io.DataInputStream; |
| import java.io.DataOutputStream; |
| import java.io.IOException; |
| import java.io.Serializable; |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| import org.apache.carbondata.core.stream.ExtendedByteArrayOutputStream; |
| import org.apache.carbondata.core.util.CarbonUtil; |
| |
| public class CarbonInputSplitWrapper implements Serializable { |
| private byte[] data; |
| private int size; |
| |
| public CarbonInputSplitWrapper(List<CarbonInputSplit> inputSplitList) { |
| ExtendedByteArrayOutputStream stream = new ExtendedByteArrayOutputStream(); |
| DataOutputStream dos = new DataOutputStream(stream); |
| try { |
| for (CarbonInputSplit carbonInputSplit : inputSplitList) { |
| carbonInputSplit.write(dos); |
| } |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } finally { |
| CarbonUtil.closeStreams(dos); |
| } |
| this.data = stream.getBuffer(); |
| this.size = inputSplitList.size(); |
| } |
| |
| public List<CarbonInputSplit> getInputSplit() { |
| ByteArrayInputStream stream = new ByteArrayInputStream(data); |
| DataInputStream dis = new DataInputStream(stream); |
| List<CarbonInputSplit> splits = new ArrayList<>(); |
| try { |
| for (int i = 0; i < size; i++) { |
| CarbonInputSplit split = new CarbonInputSplit(); |
| split.readFields(dis); |
| splits.add(split); |
| } |
| } catch (IOException e) { |
| throw new RuntimeException(e); |
| } finally { |
| CarbonUtil.closeStreams(dis); |
| } |
| return splits; |
| } |
| } |