SmartPathMatcher.java

package org.theonefx.wcframework.mvc.wcweb;

import java.util.HashMap;
import java.util.Map;
import java.util.regex.Matcher;

import javax.servlet.http.HttpServletRequest;

public class SmartPathMatcher extends PathMatcher {

	private final Map<String, Map<String, String>> pathValues = new HashMap<String, Map<String,String>>();
	
	public SmartPathMatcher(String expression) {
		super(expression);
	}

	@Override
	protected int getLevel() {
		return 2;
	}

	@Override
	public boolean match(String name, HttpServletRequest req) {
		if (pathValues.containsKey(name)) {
			return true;
		}
		String[] splitedPath = name.split("/");
		if (split.length == splitedPath.length) {
			for (int i = 0; i < split.length; i++) {
				if (patterns[i] != null) {
					Matcher matcher = patterns[i].matcher(splitedPath[i]);
					if (!matcher.find()) {
						return false;
					} else {
						Map<String, String> paramsMap = pathValues.get(name);
						if (paramsMap == null) {
							paramsMap = new HashMap<String, String>();
							pathValues.put(name, paramsMap);
						}
						for (int j = 1; j <= matcher.groupCount(); j++) {
							String paramName = paramterNames[i][j - 1];
							String value = matcher.group(j);
							paramsMap.put(paramName, value);
						}
					}
				} else {
					if (!split[i].equals(splitedPath[i])) {
						return false;
					}
				}
			}
			return true;
		} else {
			return false;
		}
	}
	
	public Map<String, String> getParamsMap(String key) {
		return pathValues.get(key);
	}
}