package com.epam.wilma.stubconfig.condition.checker.general.operator;
/*==========================================================================
Copyright 2013-2017 EPAM Systems
This file is part of Wilma.
Wilma is free software: you can redistribute it and/or modify
it under the terms of the GNU General Public License as published by
the Free Software Foundation, either version 3 of the License, or
(at your option) any later version.
Wilma is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU General Public License for more details.
You should have received a copy of the GNU General Public License
along with Wilma. If not, see <http://www.gnu.org/licenses/>.
===========================================================================*/
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.stereotype.Component;
import com.epam.wilma.stubconfig.condition.checker.general.operator.helper.RegExpPatternFactory;
import com.epam.wilma.domain.stubconfig.exception.RegularExpressionEvaluationException;
/**
* Class for checking existence of a regular expression match in the given {@link String}.
* @author Tamas_Bihari
*
*/
@Component
public class RegExpConditionCheckerOperator implements ConditionCheckerOperator {
@Autowired
private RegExpPatternFactory patternFactory;
@Override
public boolean checkTarget(final String regExp, final String target) {
boolean result = false;
if (!"".equals(regExp)) {
try {
Pattern pattern = patternFactory.createPattern(regExp);
Matcher matcher = pattern.matcher(target);
if (matcher.find()) {
result = true;
}
} catch (Exception e) {
throw new RegularExpressionEvaluationException("Regular expression evaluation failed with the expression: " + regExp, e);
}
}
return result;
}
}