MockServer.java

package com.github.jaceko.circuitswitcher.it.util.mock;

import static java.text.MessageFormat.format;

import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.List;

import org.eclipse.jetty.server.Server;
import org.eclipse.jetty.webapp.WebAppContext;

public class MockServer {
	Server jettyServer;
	private int port;

	public MockServer(int port) {
		this.port = port;
		jettyServer = new Server(port);

		WebAppContext soapRestMockWebApp = new WebAppContext();
		soapRestMockWebApp.setExtraClasspath("src/test/resources/mock-config");
		soapRestMockWebApp.setWar("../external-wars/soaprest-mock-service.war");
		soapRestMockWebApp.setContextPath("/mock");
		jettyServer.setHandler(soapRestMockWebApp);
	}

	public void start() throws Exception {
		System.out.println("Starting server on port "+port);
		jettyServer.start();
		System.out.println("Server started on port "+port);
	}

	public void stop() throws Exception {
		jettyServer.stop();
		jettyServer.join();
	}

	public static Process startNewProcess(String port) throws IOException {
		List<String> argumentsList = new ArrayList<String>();
		argumentsList.add("java");
		argumentsList.add("-classpath");
		argumentsList
				.add(format(
						".{0}../jetty/jetty-all.jar{0}../jetty/javax.servlet-api.jar{0}../../src/test/resources/mock-config/",
						System.getProperty("path.separator")));

		argumentsList.add("com.github.jaceko.circuitswitcher.it.util.mock.MockServer");
		argumentsList.add(port);

		ProcessBuilder processBuilder = new ProcessBuilder(argumentsList.toArray(new String[argumentsList.size()]));
		processBuilder.redirectErrorStream(true);
		processBuilder.directory(new File("target/test-classes"));
			
		Process process = processBuilder.start();
		InputStream inputStream = process.getInputStream();
		BufferedReader in = new BufferedReader(new InputStreamReader(inputStream));
		String line = null;
		int lineCounter = 0;
		while((line = in.readLine()) != null) {
			lineCounter ++;
		    System.out.println(line);
		    if (line.contains("Server started")) {
		    	in.close();
		    	break;
		    }
		    if (lineCounter > 200) {
		    	in.close();
		    	System.out.println("Error starting mock server");
		    	break;
		    }
		}
		return process;
	}

	public static void main(String[] args) throws Exception {
		MockServer mockServer = new MockServer(Integer.valueOf(args[0]));
		mockServer.start();

	}

}