content: /*
   * 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.kafka.common.protocol;
  
  import org.apache.kafka.common.utils.ByteUtils;
  import org.apache.kafka.common.utils.Utils;
  
  import java.io.Closeable;
  import java.io.DataOutputStream;
  import java.io.IOException;
  import java.nio.ByteBuffer;
  
  public class DataOutputStreamWritable implements Writable, Closeable {
      protected final DataOutputStream out;
  
      public DataOutputStreamWritable(DataOutputStream out) {
          this.out = out;
      }
  
      @Override
      public void writeByte(byte val) {
          try {
              out.writeByte(val);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeShort(short val) {
          try {
              out.writeShort(val);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeInt(int val) {
          try {
              out.writeInt(val);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeLong(long val) {
          try {
              out.writeLong(val);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeDouble(double val) {
          try {
              out.writeDouble(val);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeByteArray(byte[] arr) {
          try {
              out.write(arr);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeUnsignedVarint(int i) {
          try {
              ByteUtils.writeUnsignedVarint(i, out);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeByteBuffer(ByteBuffer buf) {
          try {
              if (buf.hasArray()) {
                  out.write(buf.array(), buf.arrayOffset() + buf.position(), buf.remaining());
              } else {
                  byte[] bytes = Utils.toArray(buf);
                  out.write(bytes);
              }
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeVarint(int i) {
          try {
              ByteUtils.writeVarint(i, out);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void writeVarlong(long i) {
          try {
              ByteUtils.writeVarlong(i, out);
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      public void flush() {
          try {
              out.flush();
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  
      @Override
      public void close() {
          try {
              out.close();
          } catch (IOException e) {
              throw new RuntimeException(e);
          }
      }
  }
  