/*
Copyright (C) 2011 maik.jablonski@jease.org
This program 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.
This program 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 this program. If not, see <http://www.gnu.org/licenses/>.
*/
package jease.cms.domain;
import java.util.Date;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import jfix.db4o.Persistent;
public class Redirect extends Persistent {
private String source;
private String target;
private Date timestamp;
private transient Pattern pattern;
public Redirect() {
}
public Redirect(String source, String target) {
this.source = source;
this.target = target;
this.timestamp = new Date();
}
public String getSource() {
return source;
}
public void setSource(String source) {
this.source = source;
this.pattern = null;
}
public String getTarget() {
return target;
}
public void setTarget(String target) {
this.target = target;
}
public Date getTimestamp() {
return timestamp;
}
public void setTimestamp(Date timestamp) {
this.timestamp = timestamp;
}
public String transform(String input) {
if (pattern == null) {
pattern = Pattern.compile(source);
}
Matcher matcher = pattern.matcher(input);
if (matcher.matches()) {
return matcher.replaceFirst(target);
} else {
return input;
}
}
public String toString() {
return source;
}
}