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/**
* Description: Global package for comparison.
*
* @ Author Create/Modi Note
* Xiaofeng Xie Jun 15, 2002 xiaofengxie@tsinghua.org.cn
*
*
* @version 1.0
* @Since MAOS1.0
*/
package net.adaptivebox.global;
public class GlobalCompare {
/* compare the data1 and data2, if data1=data2, return 0
* if data1 < data2, return LESS_THAN, else if data1 > data2, LARGER_THAN
**/
static public int compare(double data1, double data2) {
if (data1 < data2)
return CompareValue.LESS_THAN;
else if (data1 > data2)
return CompareValue.LARGER_THAN;
else
return CompareValue.EQUAL_TO;
}
/* check the magnitude of two array, the frontial is more important
**/
public static int compareArray(double[] fit1, double[] fit2) {
if (fit1.length!=fit2.length) {
return CompareValue.INVALID; //error
}
for (int i=0; i<fit1.length; i++) {
if (fit1[i]>fit2[i]) {
return CompareValue.LARGER_THAN; //Large than
} else if (fit1[i]<fit2[i]){
return CompareValue.LESS_THAN; //Less than
}
}
return CompareValue.EQUAL_TO; //same
}
}
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