fe/src/main/java/org/apache/impala/hive/executor/ImpalaFloatWritable.java

// Licensed to the Apache Software Foundation (ASF) under one
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// 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,
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package org.apache.impala.hive.executor;

import org.apache.hadoop.io.FloatWritable;

import org.apache.impala.util.UnsafeUtil;

@SuppressWarnings("restriction")
public class ImpalaFloatWritable extends FloatWritable {
  // Ptr (to native heap) where the value should be read from and written to.
  private final long ptr_;

  public ImpalaFloatWritable(long ptr) {
    ptr_ = ptr;
  }

  @Override
  public float get() { return UnsafeUtil.UNSAFE.getFloat(ptr_); }

  @Override
  public void set(float v) { UnsafeUtil.UNSAFE.putFloat(ptr_, v); }
}