Main.java Source code

Introduction

Here is the source code for Main.java

Source

//package com.java2s;
import android.annotation.SuppressLint;

import android.content.Context;
import android.content.Intent;
import android.net.Proxy;

import android.os.Parcelable;

import android.util.Log;
import android.webkit.WebView;
import java.lang.reflect.Constructor;
import java.lang.reflect.Field;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.util.Map;

public class Main {
    private static final String LOG_TAG = "ProxyUtils";

    @SuppressLint("NewApi")
    @SuppressWarnings("all")
    private static boolean setProxyKK(WebView webView, String host, int port, String applicationClassName) {
        Context appContext = webView.getContext().getApplicationContext();
        if (null == host) {
            System.clearProperty("http.proxyHost");
            System.clearProperty("http.proxyPort");
            System.clearProperty("https.proxyHost");
            System.clearProperty("https.proxyPort");
        } else {
            System.setProperty("http.proxyHost", host);
            System.setProperty("http.proxyPort", port + "");
            System.setProperty("https.proxyHost", host);
            System.setProperty("https.proxyPort", port + "");
        }
        try {
            Class applictionCls = Class.forName(applicationClassName);
            Field loadedApkField = applictionCls.getField("mLoadedApk");
            loadedApkField.setAccessible(true);
            Object loadedApk = loadedApkField.get(appContext);
            Class loadedApkCls = Class.forName("android.app.LoadedApk");
            Field receiversField = loadedApkCls.getDeclaredField("mReceivers");
            receiversField.setAccessible(true);
            Map receivers = (Map) receiversField.get(loadedApk);
            for (Object receiverMap : receivers.values()) {
                for (Object rec : ((Map) receiverMap).keySet()) {
                    Class clazz = rec.getClass();
                    if (clazz.getName().contains("ProxyChangeListener")) {
                        Method onReceiveMethod = clazz.getDeclaredMethod("onReceive", Context.class, Intent.class);
                        Intent intent = new Intent(Proxy.PROXY_CHANGE_ACTION);

                        /*********** optional, may be need in future *************/
                        final String CLASS_NAME = "android.net.ProxyProperties";
                        Class cls = Class.forName(CLASS_NAME);
                        Constructor constructor = cls.getConstructor(String.class, Integer.TYPE, String.class);
                        constructor.setAccessible(true);
                        Object proxyProperties = constructor.newInstance(host, port, null);
                        intent.putExtra("proxy", (Parcelable) proxyProperties);
                        /*********** optional, may be need in future *************/

                        onReceiveMethod.invoke(rec, appContext, intent);
                    }
                }
            }
            Log.d(LOG_TAG, "Setting proxy with >= 4.4 API successful!");
            return true;
        } catch (ClassNotFoundException e) {
            e.printStackTrace();
        } catch (NoSuchFieldException e) {
            e.printStackTrace();
        } catch (IllegalAccessException e) {
            e.printStackTrace();
        } catch (IllegalArgumentException e) {
            e.printStackTrace();
        } catch (NoSuchMethodException e) {
            e.printStackTrace();
        } catch (InvocationTargetException e) {
            e.printStackTrace();
        } catch (InstantiationException e) {
            e.printStackTrace();
        }
        return false;
    }
}