?? floatarraycomparator.java
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/*
* This software is OSI Certified Open Source Software.
* OSI Certified is a certification mark of the Open Source Initiative.
*
* This file is part of the AutoSummary package.
* AutoSummary is licensed under the terms of the BSD License.
*
* Copyright (c) 2005, Charles F. Greenbacker III
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without modification,
* are permitted provided that the following conditions are met:
*
* * Redistributions of source code must retain the above copyright notice,
* this list of conditions and the following disclaimer.
* * Redistributions in binary form must reproduce the above copyright notice,
* this list of conditions and the following disclaimer in the documentation
* and/or other materials provided with the distribution.
* * Neither the name of AutoSummary nor the names of its contributors
* may be used to endorse or promote products derived from this software without
* specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY
* EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT
* SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT
* OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
* HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
* SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
*/
package net.artificialminds.AutoSummary;
import java.util.Comparator;
/**
* Comparator used to sort 2D array of possible part-of-speech combinations in JPhrase.
* Counterintuitively, it will cause the array to be sorted in DESCENDING order, because
* the combinations with the higher scores are the ones we are interested in, and therefore
* we want them on top.
*
* @author Charlie Greenbacker
* @version 0.1.0a 20050816
* @since AutoSummary 0.1.0a
*/
public class FloatArrayComparator implements Comparator
{
/**
* Sole method. Creates a comparator used to sort 2D arrays.
*
* @param o1 first object to be compared
* @param o2 second object to be compared
* @return 1 if cumulative POS score of o1 is greater than o2, -1 is less than, 0 if equal
* @since AutoSummary 0.1.0a
*/
public int compare(Object o1, Object o2)
{
float[] a1 = (float[])o1;
float[] a2 = (float[])o2;
int lastItem = a1.length - 1;
if (a1[lastItem] < a2[lastItem])
return 1;
else if (a1[lastItem] > a2[lastItem])
return -1;
else return 0;
}
}
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