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Various Java Utils
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/**
 * commons - Various Java Utils
 * Copyright (C) 2009  Adrian Cristian Ionescu - https://github.com/acionescu
 *
 * 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 net.segoia.util.bootstrap;

import java.io.File;
import java.io.FileInputStream;
import java.io.FilenameFilter;
import java.net.URL;
import java.util.ArrayList;
import java.util.List;
import java.util.Properties;

import net.segoia.util.logging.Logger;
import net.segoia.util.logging.MasterLogManager;

public class GenericBootstrapConfig {
    private static Logger logger = MasterLogManager.getLogger(GenericBootstrapConfig.class.getName());
    private URL[] urls;
    private String mainClass;
    private String[] args;
    private String[] resourcesToCheckFor;

    public static GenericBootstrapConfig loadFromFile(File f) throws Exception {
	Properties p = new Properties();
	p.load(new FileInputStream(f));
	String locations = p.getProperty("locations");
	String[] locationsArray = locations.split(",");

	GenericBootstrapConfig config = new GenericBootstrapConfig();
	config.setUrls(config.locationsToURLs(locationsArray).toArray(new URL[0]));
	config.setMainClass(p.getProperty("mainClass"));

	config.setArgs(p.getProperty("args").split(","));

	String resourcesToCheckFor = p.getProperty("resourcesToCheckFor");
	if (resourcesToCheckFor != null) {
	    config.setResourcesToCheckFor(resourcesToCheckFor.split(","));
	}

	return config;

    }

    private List locationsToURLs(String[] locations) throws Exception {
	ArrayList l = new ArrayList();
	for (String location : locations) {

	    int index = location.lastIndexOf("*.jar");

	    if (index > 0) {
		String sourceDir = location.substring(0, index);
		
		File source = new File(new URL(sourceDir).toURI());
		
		String[] jarsArray = source.list(new FilenameFilter() {

		    @Override
		    public boolean accept(File dir, String name) {
			return name.endsWith(".jar");
		    }
		});

		for (String jarName : jarsArray) {
		    if(logger.isDebugEnabled()) {
			logger.debug("Adding jar "+jarName);
		    }
		    l.add(new URL(sourceDir+jarName));
		}
	    } else {
		l.add(new URL(location));
	    }
	}
	return l;
    }
    
    public static void main(String[] args) throws Exception {
	String location = "file:///media/netcell-node/target/dependency/*.jar";
   
	 int index = location.lastIndexOf("*.jar");

	    if (index > 0) {
		String sourceDir = location.substring(0, index);
		
		File source = new File(new URL(sourceDir).toURI());
		
		String[] jarsArray = source.list(new FilenameFilter() {

		    @Override
		    public boolean accept(File dir, String name) {
			return name.endsWith(".jar");
		    }
		});

		for (String jarName : jarsArray) {
		    if(logger.isDebugEnabled()) {
			logger.debug("Adding jar "+jarName);
		    }
		    System.out.println(new URL(sourceDir+jarName));
		}
	    }
    }
    

    /**
     * @return the urls
     */
    public URL[] getUrls() {
	return urls;
    }

    /**
     * @return the mainClass
     */
    public String getMainClass() {
	return mainClass;
    }

    /**
     * @param urls
     *            the urls to set
     */
    public void setUrls(URL[] urls) {
	this.urls = urls;
    }

    /**
     * @param mainClass
     *            the mainClass to set
     */
    public void setMainClass(String mainClass) {
	this.mainClass = mainClass;
    }

    /**
     * @return the args
     */
    public String[] getArgs() {
	return args;
    }

    /**
     * @param args
     *            the args to set
     */
    public void setArgs(String[] args) {
	this.args = args;
    }

    /**
     * @return the resourcesToCheckFor
     */
    public String[] getResourcesToCheckFor() {
	return resourcesToCheckFor;
    }

    /**
     * @param resourcesToCheckFor
     *            the resourcesToCheckFor to set
     */
    public void setResourcesToCheckFor(String[] resourcesToCheckFor) {
	this.resourcesToCheckFor = resourcesToCheckFor;
    }

}