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/*
* Copyright (C) 2010 The Android Open Source Project
*
* 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.android.dumprendertree2.forwarder;
import java.net.MalformedURLException;
import java.net.URL;
import android.util.Log;
import java.util.HashSet;
import java.util.Set;
/**
* A simple class to start and stop Forwarders running on some ports.
*
* It uses a singleton pattern and is thread safe.
*/
public class ForwarderManager {
private static final String LOG_TAG = "ForwarderManager";
/**
* The IP address of the server serving the tests.
*/
private static final String HOST_IP = "127.0.0.1";
/**
* We use these ports because other webkit platforms do. They are set up in
* external/webkit/LayoutTests/http/conf/apache2-debian-httpd.conf
*/
public static final int HTTP_PORT = 8000;
public static final int HTTPS_PORT = 8443;
private static ForwarderManager forwarderManager;
private Set<Forwarder> mForwarders;
private boolean mIsStarted;
private ForwarderManager() {
mForwarders = new HashSet<Forwarder>(2);
mForwarders.add(new Forwarder(HTTP_PORT, HOST_IP));
mForwarders.add(new Forwarder(HTTPS_PORT, HOST_IP));
}
/**
* Returns the main part of the URL with the trailing slash
*
* @param isHttps
* @return
*/
public static final String getHostSchemePort(boolean isHttps) {
int port;
String protocol;
if (isHttps) {
protocol = "https";
port = HTTPS_PORT;
} else {
protocol = "http";
port = HTTP_PORT;
}
URL url = null;
try {
url = new URL(protocol, HOST_IP, port, "/");
} catch (MalformedURLException e) {
assert false : "isHttps=" + isHttps;
}
return url.toString();
}
public static synchronized ForwarderManager getForwarderManager() {
if (forwarderManager == null) {
forwarderManager = new ForwarderManager();
}
return forwarderManager;
}
@Override
public Object clone() throws CloneNotSupportedException {
throw new CloneNotSupportedException();
}
public synchronized void start() {
if (mIsStarted) {
Log.w(LOG_TAG, "start(): ForwarderManager already running! NOOP.");
return;
}
for (Forwarder forwarder : mForwarders) {
forwarder.start();
}
mIsStarted = true;
Log.i(LOG_TAG, "ForwarderManager started.");
}
public synchronized void stop() {
if (!mIsStarted) {
Log.w(LOG_TAG, "stop(): ForwarderManager already stopped! NOOP.");
return;
}
for (Forwarder forwarder : mForwarders) {
forwarder.finish();
}
mIsStarted = false;
Log.i(LOG_TAG, "ForwarderManager stopped.");
}
}
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