Android 更新实现

    compile 'com.qiangxi.checkupdatelibrary:checkupdatelibrary:1.1.3@aar'

public class ForceUpdateDialog extends Dialog {
    private Context context;
    private View view;
    private TextView forceUpdateTitle;//标题
    private TextView forceUpdateTime; //发布时间
    private TextView forceUpdateVersion;//版本名
    private TextView forceUpdateSize;//软件大小
    private TextView forceUpdateDesc;//更新日志
    private LinearLayout forceUpdateDescLayout;//更新日志根布局
    private TextView forceUpdateNetworkState;//网络状况
    private NumberProgressBar forceUpdateProgress;//下载进度
    private Button forceUpdate;//开始更新
    private Button exitApp;//退出应用

    private String mDownloadUrl;//软件下载地址
    private String mTitle;//标题
    private String mAppTime;//发布时间
    private String mVersionName;//版本名
    private float mAppSize;//软件大小
    private String mAppDesc;//更新日志
    private String mFilePath;//文件存储路径
    private String mFileName;//自定义的文件名
    private long timeRange;//时间间隔

    private Fragment mCompatFragmentCallback;//兼容v4版本fragment
    private android.app.Fragment mFragmentCallback;//兼容3.0的fragment
    public boolean isForce=false;

    public boolean isForce() {
        return isForce;
    }

    public void setForce(boolean force) {
        isForce = force;
    }

    public static final int FORCE_UPDATE_DIALOG_PERMISSION_REQUEST_CODE = 1;//权限请求码

    /**
     * 在activity中动态请求权限使用这个构造方法
     */
    public ForceUpdateDialog(Context context) {
        super(context);
        setDialogTheme();
        setCanceledOnTouchOutside(false);
        this.context = context;
    }

    /**
     * 在v4包的Fragment中动态请求权限使用这个构造方法
     */
    public ForceUpdateDialog(Context context, @NonNull Fragment fragment) {
        this(context);
        mCompatFragmentCallback = fragment;
    }

    /**
     * 在app包的Fragment中动态请求权限使用这个构造方法
     */
    public ForceUpdateDialog(Context context, @NonNull android.app.Fragment fragment) {
        this(context);
        mFragmentCallback = fragment;
    }

    /**
     * set dialog theme(设置对话框主题)
     */
    private void setDialogTheme() {
        requestWindowFeature(Window.FEATURE_NO_TITLE);// android:windowNoTitle
        getWindow().addFlags(WindowManager.LayoutParams.FLAG_DIM_BEHIND);// android:backgroundDimEnabled默认是true的
        getWindow().setBackgroundDrawable(new ColorDrawable(Color.TRANSPARENT));// android:windowBackground
    }

    @Override
    protected void onCreate(Bundle savedInstanceState) {
        super.onCreate(savedInstanceState);
        view = LayoutInflater.from(context).inflate(R.layout.checkupdatelibrary_force_update_dialog_layout, null);
        setContentView(view);
        initView();
        initData();
        initEvent();
    }

    private void initData() {
        //标题
        if (TextUtils.isEmpty(mTitle)) {
            forceUpdateTitle.setVisibility(View.GONE);
        } else {
            forceUpdateTitle.setText(mTitle);
        }
        //发布时间
        if (TextUtils.isEmpty(mAppTime)) {
            forceUpdateTime.setVisibility(View.GONE);
        } else {
            forceUpdateTime.setText("发布时间:" + mAppTime);
        }
        //新版版本名,eg:2.2.1
        if (TextUtils.isEmpty(mVersionName)) {
            forceUpdateVersion.setVisibility(View.GONE);
        } else {
            forceUpdateVersion.setText("版本:" + mVersionName);
        }
        //新版本app大小
        if (mAppSize == 0) {
            forceUpdateSize.setVisibility(View.GONE);
        } else {
            forceUpdateSize.setText("大小:" + mAppSize + "M");
        }
        //更新日志
        if (TextUtils.isEmpty(mAppDesc)) {
            forceUpdateDescLayout.setVisibility(View.GONE);
        } else {
            forceUpdateDesc.setText(mAppDesc);
            forceUpdateDesc.setMovementMethod(ScrollingMovementMethod.getInstance());
        }
        setNetWorkState();
    }

    /**
     * 设置网络状态
     */
    private void setNetWorkState() {
        if (NetWorkUtil.isWifiConnection(context)) {
            forceUpdateNetworkState.setText("当前为WiFi网络环境,可放心下载.");
            forceUpdateNetworkState.setTextColor(Color.parseColor("#629755"));
        } else if (NetWorkUtil.isMobileConnection(context)) {
            forceUpdateNetworkState.setText("当前为移动网络环境,下载将会消耗流量!");
            forceUpdateNetworkState.setTextColor(Color.parseColor("#BAA029"));
        } else if (!NetWorkUtil.hasNetConnection(context)) {
            forceUpdateNetworkState.setText("当前无网络连接,请打开网络后重试!");
            forceUpdateNetworkState.setTextColor(Color.RED);
        } else {
            forceUpdateNetworkState.setVisibility(View.GONE);
        }
    }

    private void initEvent() {
        exitApp.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                if(isForce){
                    ((Activity) context).finish();
                    System.exit(0);
                }else {
                    dismiss();
                }

            }
        });
        forceUpdate.setOnClickListener(new View.OnClickListener() {
            @Override
            public void onClick(View v) {
                int permissionStatus = ContextCompat.checkSelfPermission(context, Manifest.permission_group.STORAGE);
                if (context.getApplicationInfo().targetSdkVersion < Build.VERSION_CODES.M
                        || Build.VERSION.SDK_INT < Build.VERSION_CODES.M
                        || permissionStatus == PackageManager.PERMISSION_GRANTED) {
                    download();
                } else {
                    if (mCompatFragmentCallback != null) {
                        mCompatFragmentCallback.requestPermissions(new String[]{Manifest.permission.
                                WRITE_EXTERNAL_STORAGE}, UPDATE_DIALOG_PERMISSION_REQUEST_CODE);
                    } else if (mFragmentCallback != null) {
                        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.M) {
                            mFragmentCallback.requestPermissions(new String[]{Manifest.permission.
                                    WRITE_EXTERNAL_STORAGE}, UPDATE_DIALOG_PERMISSION_REQUEST_CODE);
                        }
                    } else {
                        ActivityCompat.requestPermissions((Activity) context, new String[]{Manifest.permission.
                                WRITE_EXTERNAL_STORAGE}, UPDATE_DIALOG_PERMISSION_REQUEST_CODE);
                    }
                }
            }
        });
    }

    public void download() {
        //防抖动,两次点击间隔小于500ms都return;
        if (System.currentTimeMillis() - timeRange < 500) {
            return;
        }
        timeRange = System.currentTimeMillis();
        setNetWorkState();
        if (!NetWorkUtil.hasNetConnection(context)) {
            Toast.makeText(context, "当前无网络连接", Toast.LENGTH_SHORT).show();
            return;
        }
        if ("点击安装".equals(forceUpdate.getText().toString().trim())) {
            File file = new File(mFilePath, mFileName);
            if (file.exists()) {
                ApplicationUtil.installApk(context, file);
            } else {
                download();
            }
            return;
        }
        forceUpdateProgress.setVisibility(View.VISIBLE);


        HttpRequest.download(mDownloadUrl, mFilePath, mFileName, new DownloadCallback() {
            @Override
            public void onDownloadSuccess(File file) {
                forceUpdate.setEnabled(true);
                exitApp.setEnabled(true);
                forceUpdate.setText("点击安装");
                ApplicationUtil.installApk(context, file);
            }

            @Override
            public void onProgress(long currentProgress, long totalProgress) {
                exitApp.setEnabled(false);
                forceUpdate.setEnabled(false);
                forceUpdate.setText("正在下载");
                forceUpdateProgress.setProgress((int) (currentProgress));
                forceUpdateProgress.setMax((int) (totalProgress));
            }

            @Override
            public void onDownloadFailure(String failureMessage) {
                forceUpdate.setEnabled(true);
                exitApp.setEnabled(true);
                forceUpdate.setText("重新下载");
            }
        });
    }

    private void initView() {
        forceUpdateTitle = (TextView) view.findViewById(R.id.forceUpdateTitle);
        forceUpdateTime = (TextView) view.findViewById(R.id.forceUpdateTime);
        forceUpdateVersion = (TextView) view.findViewById(R.id.forceUpdateVersion);
        forceUpdateSize = (TextView) view.findViewById(R.id.forceUpdateSize);
        forceUpdateDesc = (TextView) view.findViewById(R.id.forceUpdateDesc);
        forceUpdateDescLayout = (LinearLayout) view.findViewById(R.id.forceUpdateDescLayout);
        forceUpdateNetworkState = (TextView) view.findViewById(R.id.forceUpdateNetworkState);
        forceUpdateProgress = (NumberProgressBar) view.findViewById(R.id.forceUpdateProgress);
        exitApp = (Button) view.findViewById(R.id.exitApp);
        forceUpdate = (Button) view.findViewById(R.id.forceUpdate);
    }

    @Override
    public void onBackPressed() {
        //强制更新时,按返回键不隐藏dialog,方法体置空即可
    }

    /**
     * 设置文件下载地址
     */
    public ForceUpdateDialog setDownloadUrl(String downloadUrl) {
        this.mDownloadUrl = downloadUrl;
        return this;
    }

    /**
     * 设置dialog显示标题
     */
    public ForceUpdateDialog setTitle(String title) {
        this.mTitle = title;
        return this;
    }

    /**
     * 设置发布时间
     */
    public ForceUpdateDialog setReleaseTime(String releaseTime) {
        this.mAppTime = releaseTime;
        return this;
    }

    /**
     * 设置版本名,如2.2.1
     */
    public ForceUpdateDialog setVersionName(String versionName) {
        this.mVersionName = versionName;
        return this;
    }

    /**
     * 设置更新日志,需要自己分好段落
     */
    public ForceUpdateDialog setUpdateDesc(String updateDesc) {
        this.mAppDesc = updateDesc;
        return this;
    }

    /**
     * 设置软件大小
     */
    public ForceUpdateDialog setAppSize(float appSize) {
        this.mAppSize = appSize;
        return this;
    }

    /**
     * 设置文件存储路径
     */
    public ForceUpdateDialog setFilePath(String filePath) {
        this.mFilePath = filePath;
        return this;
    }

    /**
     * 设置下载文件名
     */
    public ForceUpdateDialog setFileName(String fileName) {
        this.mFileName = fileName;
        return this;
    }
}

 private void loadUpdate(){
        ApiUtils.getTqgApi(ApiUrls.tqgApiUrl)
                .getUpdateInfo()
                .unsubscribeOn(Schedulers.io())
                .subscribeOn(Schedulers.io())
                .observeOn(AndroidSchedulers.mainThread())
                .subscribe(new Observer<UpdateBean>() {
                    Disposable d;
                    @Override
                    public void onSubscribe(@NonNull Disposable d) {
                        this.d =d;
                    }

                    @Override
                    public void onNext(@NonNull UpdateBean updateBean) {
                        if (getVersionCode(getApplicationContext())<updateBean.getUpdate_ver_code()) {
                            if(update_switch) {
                                mCheckUpdateInfo = new CheckUpdateInfo();
                                mCheckUpdateInfo.setAppName(updateBean.getUpdate_app_name())
                                        // .setIsForceUpdate(1)//设置是否强制更新,该方法的参数只要和服务端商定好什么数字代表强制更新即可
                                        .setNewAppReleaseTime(updateBean.getUpdate_Time())//软件发布时间
                                        // .setNewAppSize(12.3f)//单位为M
                                        .setNewAppSize(Float.parseFloat(updateBean.getUpdate_app_size()))
                                        .setNewAppUrl(updateBean.getUpdate_url())
                                        .setNewAppVersionCode(updateBean.getUpdate_ver_code())//新app的VersionCode
                                        .setNewAppVersionName(updateBean.getUpdate_ver_name())
                                        .setNewAppUpdateDesc(updateBean.getUpdate_content());
                                forceUpdateDialogClick(updateBean.isIgnore_able());
                            }
                        }
                    }

                    @Override
                    public void onError(@NonNull Throwable e) {
                        onComplete();
                    }

                    @Override
                    public void onComplete() {
                        d.dispose();
                    }
                });
    }

    /**
     * setForce(true);
     * 强制更新,checkupdatelibrary中提供的默认强制更新Dialog,您完全可以自定义自己的Dialog,
     */
    public void forceUpdateDialogClick(boolean isForce ) {
        mForceUpdateDialog = new ForceUpdateDialog(MainActivity.this);
        mForceUpdateDialog.setForce(isForce);
        mForceUpdateDialog.setAppSize(mCheckUpdateInfo.getNewAppSize())
                .setDownloadUrl(mCheckUpdateInfo.getNewAppUrl())
                .setTitle(mCheckUpdateInfo.getAppName() + "有更新啦")
                .setReleaseTime(mCheckUpdateInfo.getNewAppReleaseTime())
                .setVersionName(mCheckUpdateInfo.getNewAppVersionName())
                .setUpdateDesc(mCheckUpdateInfo.getNewAppUpdateDesc())
                .setFileName("taoxiang.apk")
                .setFilePath(Environment.getExternalStorageDirectory().getPath() + "/checkupdatelib").show();
    }

    public int getVersionCode(Context context){
        PackageManager packageManager=context.getPackageManager();
        PackageInfo packageInfo;
        int versionCode = 0;
        try {
            packageInfo=packageManager.getPackageInfo(context.getPackageName(),0);
            versionCode=packageInfo.versionCode;
        } catch (PackageManager.NameNotFoundException e) {
            e.printStackTrace();
        }
        return versionCode;
    }

{
    "update_url": "http://taoxiang.hwwwwh.cn/taoxiang.apk",
	"share_text":"\u6dd8\u4eab\u4e0b\u8f7d\u5730\u5740\uff1ahttp://taoxiang.hwwwwh.cn/taoxiang.apk\uff0c\u590d\u5236\u6d4f\u89c8\u5668\u6253\u5f00",
    "update_content": "1,\u65b0\u589e\u5e94\u7528\u8bbe\u7f6e\u754c\u9762\n2,\u5e94\u7528\u5916\u89c2\u7f8e\u5316\n3,\u5e94\u7528\u64cd\u4f5c\u529f\u80fd\u6539\u8fdb\n4,\u4fee\u590d\u82e5\u5e72Bug,\u96c6\u6210\u5e94\u7528\u70ed\u66f4\u65b0",
    "update_ver_code": 2,
    "update_ver_name": "1.0.0",
    "update_Time": "2017-10-01 00: 00",
    "update_app_name": "\u6dd8\u4eab",
    "ignore_able": false,
    "update_app_size": "6.96"
}