org.apache.hadoop.io.FloatWritable Maven / Gradle / Ivy
/**
* 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.hadoop.io;
import java.io.*;
/** A WritableComparable for floats. */
public class FloatWritable implements WritableComparable {
private float value;
public FloatWritable() {}
public FloatWritable(float value) { set(value); }
/** Set the value of this FloatWritable. */
public void set(float value) { this.value = value; }
/** Return the value of this FloatWritable. */
public float get() { return value; }
public void readFields(DataInput in) throws IOException {
value = in.readFloat();
}
public void write(DataOutput out) throws IOException {
out.writeFloat(value);
}
/** Returns true iff o is a FloatWritable with the same value. */
public boolean equals(Object o) {
if (!(o instanceof FloatWritable))
return false;
FloatWritable other = (FloatWritable)o;
return this.value == other.value;
}
public int hashCode() {
return Float.floatToIntBits(value);
}
/** Compares two FloatWritables. */
public int compareTo(Object o) {
float thisValue = this.value;
float thatValue = ((FloatWritable)o).value;
return (thisValue