com.cloudera.impala.hive.executor.ImpalaFloatWritable.java Source code

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Here is the source code for com.cloudera.impala.hive.executor.ImpalaFloatWritable.java

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// Copyright 2012 Cloudera Inc.
//
// Licensed 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 com.cloudera.impala.hive.executor;

import org.apache.hadoop.io.FloatWritable;

import com.cloudera.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);
    }
}