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/*
 * 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.zeppelin.interpreter.util;

import java.nio.ByteBuffer;
import java.nio.charset.Charset;

public class ByteBufferUtils {
  public static ByteBuffer stringToByteBuffer(String msg, Charset charset){
    return ByteBuffer.wrap(msg.getBytes(charset));
  }

  public static String ByteBufferToString(ByteBuffer buffer, Charset charset){
    byte[] bytes;
    if(buffer.hasArray()) {
      bytes = buffer.array();
    } else {
      bytes = new byte[buffer.remaining()];
      buffer.get(bytes);
    }
    return new String(bytes, charset);
  }
}