001/*
002 * Copyright 2011 The Kuali Foundation.
003 * 
004 * Licensed under the Educational Community License, Version 1.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 * 
008 * http://www.opensource.org/licenses/ecl1.php
009 * 
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 */
016package org.kuali.ole.sys.batch;
017
018import java.util.regex.Pattern;
019
020import org.apache.commons.lang.StringUtils;
021
022/**
023 * FlatFileObjectSpecification for files which match lines to objects via regular expression patterns
024 */
025public class FlatFileRegexObjectSpecification extends AbstractFlatFileObjectSpecification {
026    protected String regexPattern;
027    protected Pattern pattern;
028    
029    /**
030     * @return the regular expression pattern to match lines with
031     */
032    public String getRegexPattern() {
033        return regexPattern;
034    }
035    /**
036     * Sets a regex pattern to match lines with
037     * @param regexPattern the regular expression pattern to match lines with
038     */
039    public void setRegexPattern(String regexPattern) {
040        this.regexPattern = regexPattern;
041    }
042    /**
043     * @return the Pattern to match lines for this object specification
044     */
045    public Pattern getPattern() {
046        if (pattern == null && !StringUtils.isBlank(regexPattern)) {
047            pattern = Pattern.compile(regexPattern);
048        }
049        return pattern;
050    }
051    
052    
053}