TwistInfo.java

/*
 * This file is part of Mockey, a tool for testing application 
 * interactions over HTTP, with a focus on testing web services, 
 * specifically web applications that consume XML, JSON, and HTML.
 *  
 * Copyright (C) 2009-2010  Authors:
 * 
 * chad.lafontaine (chad.lafontaine AT gmail DOT com)
 * neil.cronin (neil AT rackle DOT com) 
 * lorin.kobashigawa (lkb AT kgawa DOT com)
 * rob.meyer (rob AT bigdis DOT com)
 * 
 * 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 2
 * 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, write to the Free Software
 * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
 *
 */
package com.mockey.model;

import java.util.ArrayList;
import java.util.List;

import com.mockey.ui.PatternPair;

/**
 * Provides information for pattern match and replace - if X matches anything in
 * the origination pattern match list, then replace it with destination pattern.
 * 
 * Why is this needed? This is useful when an application is making requests to
 * URLs belonging to <i>User Acceptance Testing Environment A</i> but one really
 * wants to be pointing to <i>Developer Sandbox Environment</i>.
 * 
 * @author chadlafontaine
 * 
 */
public class TwistInfo implements PersistableItem {

	private Long id;
	private String name;
	private List<PatternPair> patternPairList = new ArrayList<PatternPair>();

	public Long getId() {
		return id;
	}

	public void setId(Long id) {
		this.id = id;
	}

	public String getName() {
		return name;
	}

	public void setName(String name) {
		this.name = name;
	}

	public List<PatternPair> getPatternPairList() {
		return patternPairList;
	}

	public void setPatternPairList(List<PatternPair> patternPairList) {
		this.patternPairList = patternPairList;
	}

	public void addPatternPair(PatternPair patternPair) {
		this.patternPairList.add(patternPair);
	}

	/**
	 * 
	 * 
	 * @param incoming
	 *            - value to be twisted
	 * @return If no matching origination value (from the pattern list) found in
	 *         the incoming argument, then returns incoming value as is,
	 *         otherwise returns the new value.
	 */
	public String getTwistedValue(String incoming) {
		String outgoing = incoming;
		for (PatternPair patternPair : getPatternPairList()) {
			if (incoming != null && incoming.indexOf(patternPair.getOrigination()) > -1) {
				if (patternPair.getOrigination() != null && patternPair.getDestination() != null) {
					outgoing = incoming.replaceAll(patternPair.getOrigination(), patternPair.getDestination());
				}
				break;
			}
		}
		return outgoing;
	}

	public static void main(String[] args) {
		TwistInfo twistInfo = new TwistInfo();

		twistInfo.addPatternPair(new PatternPair("qa1", "qa2"));
		System.out.println(twistInfo.getTwistedValue("http://qa2.google.com"));

		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));
		twistInfo.addPatternPair(new PatternPair("uat.google.com", "qa.google.com"));
		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));

		twistInfo = new TwistInfo();
		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));
		twistInfo.addPatternPair(new PatternPair("uat.google.com", null));
		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));

		twistInfo = new TwistInfo();
		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));
		twistInfo.addPatternPair(new PatternPair("qa3.google.com", "qa4.google.com"));
		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));

		twistInfo = new TwistInfo();
		twistInfo.addPatternPair(new PatternPair("qa3.google.com", "qa4.google.com"));
		twistInfo.addPatternPair(new PatternPair("uat.google.com", "qa4.google.com"));
		twistInfo.addPatternPair(new PatternPair(null, "qa4.google.com"));

		System.out.println(twistInfo.getTwistedValue("http://uat.google.com"));

	}

}