com.domeastudio.util.JarClassLoader.java Source code

Introduction

Here is the source code for com.domeastudio.util.JarClassLoader.java

Source

package com.domeastudio.util;

import com.domeastudio.config.faultcode.SystemCode;
import com.domeastudio.util.gis.GeometryFormateHelper;
import com.domeastudio.util.gis.SpatialOperationHelper;
import com.vividsolutions.jts.geom.Geometry;
import org.springframework.stereotype.Component;

import java.io.File;
import java.lang.reflect.Method;
import java.net.MalformedURLException;
import java.net.URL;
import java.net.URLClassLoader;

/**
 * Created by domea on 16-4-16.
 */
public class JarClassLoader extends URLClassLoader {
    public JarClassLoader(URL[] urls) {
        super(urls);
    }

    public JarClassLoader(URL[] urls, ClassLoader parent) {
        super(urls, parent);
    }

    public void addJar(String jarName) throws MalformedURLException {
        URL url = (new File(getPath(jarName))).toURI().toURL();
        this.addURL(url);
    }

    private String getPath(String jarName) {
        //JarClassLoader.class .getClassLoader().getResource("").getFile();
        return this.getClass().getResource("/").getPath().replace("classes", "lib") + jarName;
    }

    public static void main(String[] args) {
        URL[] urls = new URL[] {};
        JarClassLoader jarClassLoader = new JarClassLoader(urls, Thread.currentThread().getContextClassLoader());
        try {
            Geometry geometrySource = GeometryFormateHelper.getGeometry("POLYGON((1 1,3 4,6 7,10 45,1 1))");
            Geometry geometryTarget = GeometryFormateHelper.getGeometry("POINT(1 1)");
            //String path=jarClassLoader.getPath("lib/utility-1.0-SNAPSHOT.jar");
            jarClassLoader.addJar("utility-1.0-SNAPSHOT.jar");
            Class<?> clazz = jarClassLoader.loadClass("com.domeastudio.util.gis.SpatialOperationHelper");
            Class[] parameterTypes = new Class[] { Geometry.class, Geometry.class };
            Method method = clazz.getMethod("touches", parameterTypes);
            Boolean f = (Boolean) method.invoke(null, geometrySource, geometryTarget);
            System.out.println(f);
            jarClassLoader.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
        // System.out.println("null:" + readWriteLicense.getLicenseName());
        // System.out.println("" + StringHelper.isEmptyAndBlank(""));
        //System.out.println("" + StringHelper.isEmptyAndBlank(" "));
    }
}