网络变化监听过滤掉多次回调的问题

NetworkReceiver.java

package com.netease.cc.dhsdkcore.utils;

import android.content.BroadcastReceiver;
import android.content.Context;
import android.content.Intent;
import android.net.ConnectivityManager;
import android.net.NetworkInfo;
import android.support.v4.content.LocalBroadcastManager;
import android.widget.Toast;

import com.netease.cc.dhsdkcore.config.CCRecordConfig;
import com.netease.cc.dhsdkcore.service.UploadService;


/**
 * Created by Bruce too
 * On 2016/4/5
 * At 16:45
 * 网络变化监听receiver
 */
public class NetworkReceiver extends BroadcastReceiver {

    NetworkInfo.State wifiState = null;
    NetworkInfo.State mobileState = null;
    public static final String ACTION = "android.net.conn.CONNECTIVITY_CHANGE";
    private static int lastType = -1;//make sure we only get one notification when 2-3 comes
    //http://stackoverflow.com/questions/8412714/broadcastreceiver-receives-multiple-identical-messages-for-one-event

    @Override
    public void onReceive(Context context, Intent intent) {
        if (ACTION.equals(intent.getAction())) {

            ConnectivityManager cm = (ConnectivityManager) context.getSystemService(Context.CONNECTIVITY_SERVICE);
            wifiState = cm.getNetworkInfo(ConnectivityManager.TYPE_WIFI).getState();
            mobileState = cm.getNetworkInfo(ConnectivityManager.TYPE_MOBILE).getState();
            NetworkInfo activeNetworkInfo = cm.getActiveNetworkInfo();

            int currentType = activeNetworkInfo.getType();
            Intent netIntent = new Intent(CCRecordConfig.INTENT_NETWORK_STATE_CHANGE);
            if (wifiState != null && mobileState != null && NetworkInfo.State.CONNECTED != wifiState && NetworkInfo.State.CONNECTED == mobileState) {
                if(UploadService.service == null && lastType != currentType) {
                    LogUtils.info("NetworkReceiver","移动网络开启");
                    UIHelper.makeToast(context, "切换为移动网络", Toast.LENGTH_SHORT);
                }
                netIntent.putExtra("networkstate", 1);// 1 表示有移动网情况
            } else if (wifiState != null && mobileState != null && NetworkInfo.State.CONNECTED == wifiState && NetworkInfo.State.CONNECTED != mobileState) {
                if(lastType != currentType) {
                    LogUtils.info("NetworkReceiver", "wifi网络开启");
                    UIHelper.makeToast(context, "切换为WIFI网络", Toast.LENGTH_SHORT);
                }
                netIntent.putExtra("networkstate", 2);// 2 表示有wifi网情况
            } else if (wifiState != null && mobileState != null && NetworkInfo.State.CONNECTED != wifiState && NetworkInfo.State.CONNECTED != mobileState) {
                netIntent.putExtra("networkstate", -1);// -1 表示无网情况
            }
            if(lastType != currentType) {
                LocalBroadcastManager.getInstance(context).sendBroadcast(netIntent);
            }
            lastType = currentType;
        }
    }
}