URITransformer.java example

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/*
 * Copyright 2008-2011 the original author or authors.
 * 
 * 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 com.nominanuda.urispec;

import java.util.Map;


public class URITransformer {
	private URISpec<Map<String,Object>> match;
	private URISpec<Map<String,Object>> template;
	private final StringListModelAdapter adapter = new StringListModelAdapter();

	/*@Nullable*/ public String transform(String source) {
		Map<String,Object> o = match.match(source);
		return o == null ? null : 
			template.template(o);
	}

	public void setMatch(String match) {
		this.match = new URISpec<Map<String,Object>>(
			match, adapter);
	}

	public void setTemplate(String template) {
		this.template = new URISpec<Map<String,Object>>(
			template, adapter);
	}

}