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/*
* Copyright (c) 2001-2004 Ant-Contrib project. All rights reserved.
*
* 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 net.sf.antcontrib.logic.condition;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.taskdefs.condition.Equals;
/**
* Extends Equals condition to test if the first argument is greater than the
* second argument. Will deal with base 10 integer and decimal numbers, otherwise,
* treats arguments as Strings.
* <p>Developed for use with Antelope, migrated to ant-contrib Oct 2003.
*
* @author Dale Anson, danson@germane-software.com
* @version $Revision: 1.4 $
*/
public class IsGreaterThan extends Equals {
private String arg1, arg2;
private boolean trim = false;
private boolean caseSensitive = true;
public void setArg1(String a1) {
arg1 = a1;
}
public void setArg2(String a2) {
arg2 = a2;
}
/**
* Should we want to trim the arguments before comparing them?
*
* @since Revision: 1.3, Ant 1.5
*/
public void setTrim(boolean b) {
trim = b;
}
/**
* Should the comparison be case sensitive?
*
* @since Revision: 1.3, Ant 1.5
*/
public void setCasesensitive(boolean b) {
caseSensitive = b;
}
public boolean eval() throws BuildException {
if (arg1 == null || arg2 == null) {
throw new BuildException("both arg1 and arg2 are required in "
+ "greater than");
}
if (trim) {
arg1 = arg1.trim();
arg2 = arg2.trim();
}
// check if args are numbers
try {
double num1 = Double.parseDouble(arg1);
double num2 = Double.parseDouble(arg2);
return num1 > num2;
}
catch(NumberFormatException nfe) {
// ignored, fall thru to string comparision
}
return caseSensitive ? arg1.compareTo(arg2) > 0 : arg1.compareToIgnoreCase(arg2) > 0;
}
}
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