1. 這裡會採用兩個開源專案的檔案
2. 這是對安裝程式的簡單的測試和demo

package com.example.demoinstall;
   用於判斷是否為系統的運用


import android.app.ActivityManager;
import android.app.ActivityManager.RunningTaskInfo;
import android.content.Context;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageInfo;
import
 
 android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;
import android.os.Build;
import android.provider.Settings;
import android.text.TextUtils;
import android.util.Log;

import java.io.File;
import java.util.List;

/**
 * PackageUtils
 * <ul>
 * <strong>Install package</strong>
 * <li>{@link PackageUtils#installNormal(Context, String)}</li>
 * <li>{@link PackageUtils#installSilent(Context, String)}</li>
 * <li>{@link PackageUtils#install(Context, String)}</li>
 * </ul>
 * <ul>
 * <strong>Uninstall package</strong>
 * <li>{@link PackageUtils#uninstallNormal(Context, String)}</li>
 * <li>{@link PackageUtils#uninstallSilent(Context, String)}</li>
 * <li>{@link PackageUtils#uninstall(Context, String)}</li>
 * </ul>
 * <ul>
 * <strong>Is system application</strong>
 * <li>{@link PackageUtils#isSystemApplication(Context)}</li>
 * <li>{@link PackageUtils#isSystemApplication(Context, String)}</li>
 * <li>{@link PackageUtils#isSystemApplication(PackageManager, String)}</li>
 * </ul>
 * <ul>
 * <strong>Others</strong>
 * <li>{@link PackageUtils#getInstallLocation()} get system install location</li>
 * <li>{@link PackageUtils#isTopActivity(Context, String)} whether the app whost package's name is packageName is on the
 * top of the stack</li>
 * <li>{@link PackageUtils#startInstalledAppDetails(Context, String)} start InstalledAppDetails Activity</li>
 * </ul>
 *
 * @author
 
 <a href="http://www.trinea.cn" target="_blank">Trinea</a> 2013-5-15
 */
public class PackageUtils {

    public static final String TAG = "PackageUtils";

    private PackageUtils() {
        throw new AssertionError();
    }

    /**
     * App installation location settings values, same to {@link #PackageHelper}
     */
 

    public static final int APP_INSTALL_AUTO     = 0;
    public static final int APP_INSTALL_INTERNAL = 1;
    public static final int APP_INSTALL_EXTERNAL = 2;

    /**
     * install according conditions
     * <ul>
     * <li>if system application or rooted, see {@link #installSilent(Context, String)}</li>
     * <li>else see {@link #installNormal(Context, String)}</li>
     * </ul>
     *
     * @param context
     * @param filePath
     * @return
     */
    public static final int install(Context context, String filePath) {
        if (PackageUtils.isSystemApplication(context) || ShellUtils.checkRootPermission()) {
            return installSilent(context, filePath);
        }
        return installNormal(context, filePath) ? INSTALL_SUCCEEDED : INSTALL_FAILED_INVALID_URI;
    }

    /**
     * install package normal by system intent
     *
     * @param context
     * @param filePath file path of package
     * @return whether apk exist
     */
    public static boolean installNormal(Context context, String filePath) {
        Intent i = new Intent(Intent.ACTION_VIEW);
        File file = new File(filePath);
        if (file == null || !file.exists() || !file.isFile() || file.length() <= 0) {
            return false;
        }

        i.setDataAndType(Uri.parse("file://" + filePath), "application/vnd.android.package-archive");
        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(i);
        return true;
    }

    /**
     * install package silent by root
     * <ul>
     * <strong>Attentions:</strong>
     * <li>Don't call this on the ui thread, it may costs some times.</li>
     * <li>You should add <strong>android.permission.INSTALL_PACKAGES</strong> in manifest, so no need to request root
     * permission, if you are system app.</li>
     * <li>Default pm install params is "-r".</li>
     * </ul>
     *
     * @param context
     * @param filePath file path of package
     * @return {@link PackageUtils#INSTALL_SUCCEEDED} means install success, other means failed. details see
     *         {@link PackageUtils}.INSTALL_FAILED_*. same to {@link PackageManager}.INSTALL_*
     * @see #installSilent(Context, String, String)
     */
    public static int installSilent(Context context, String filePath) {
        return installSilent(context, filePath, " -r " + getInstallLocationParams());
    }

    /**
     * install package silent by root
     * <ul>
     * <strong>Attentions:</strong>
     * <li>Don't call this on the ui thread, it may costs some times.</li>
     * <li>You should add <strong>android.permission.INSTALL_PACKAGES</strong> in manifest, so no need to request root
     * permission, if you are system app.</li>
     * </ul>
     *
     * @param context
     * @param filePath file path of package
     * @param pmParams pm install params
     * @return {@link PackageUtils#INSTALL_SUCCEEDED} means install success, other means failed. details see
     *         {@link PackageUtils}.INSTALL_FAILED_*. same to {@link PackageManager}.INSTALL_*
     */
    public static int installSilent(Context context, String filePath, String pmParams) {
        if (filePath == null || filePath.length() == 0) {
            return INSTALL_FAILED_INVALID_URI;
        }

        File file = new File(filePath);
        if (file == null || file.length() <= 0 || !file.exists() || !file.isFile()) {
            return INSTALL_FAILED_INVALID_URI;
        }

        /**
         * if context is system app, don't need root permission, but should add <uses-permission
         * android:name="android.permission.INSTALL_PACKAGES" /> in mainfest
         **/
        StringBuilder command = new StringBuilder().append("LD_LIBRARY_PATH=/vendor/lib:/system/lib pm install ")
                .append(pmParams == null ? "" : pmParams).append(" ").append(filePath.replace(" ", "\\ "));
        ShellUtils.CommandResult commandResult = ShellUtils.execCommand(command.toString(), !isSystemApplication(context), true);
        if (commandResult.successMsg != null
                && (commandResult.successMsg.contains("Success") || commandResult.successMsg.contains("success"))) {
            return INSTALL_SUCCEEDED;
        }

        Log.e(TAG,
                new StringBuilder().append("installSilent successMsg:").append(commandResult.successMsg)
                        .append(", ErrorMsg:").append(commandResult.errorMsg).toString());
        if (commandResult.errorMsg == null) {
            return INSTALL_FAILED_OTHER;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_ALREADY_EXISTS")) {
            return INSTALL_FAILED_ALREADY_EXISTS;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_INVALID_APK")) {
            return INSTALL_FAILED_INVALID_APK;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_INVALID_URI")) {
            return INSTALL_FAILED_INVALID_URI;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_INSUFFICIENT_STORAGE")) {
            return INSTALL_FAILED_INSUFFICIENT_STORAGE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_DUPLICATE_PACKAGE")) {
            return INSTALL_FAILED_DUPLICATE_PACKAGE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_NO_SHARED_USER")) {
            return INSTALL_FAILED_NO_SHARED_USER;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_UPDATE_INCOMPATIBLE")) {
            return INSTALL_FAILED_UPDATE_INCOMPATIBLE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_SHARED_USER_INCOMPATIBLE")) {
            return INSTALL_FAILED_SHARED_USER_INCOMPATIBLE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_MISSING_SHARED_LIBRARY")) {
            return INSTALL_FAILED_MISSING_SHARED_LIBRARY;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_REPLACE_COULDNT_DELETE")) {
            return INSTALL_FAILED_REPLACE_COULDNT_DELETE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_DEXOPT")) {
            return INSTALL_FAILED_DEXOPT;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_OLDER_SDK")) {
            return INSTALL_FAILED_OLDER_SDK;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_CONFLICTING_PROVIDER")) {
            return INSTALL_FAILED_CONFLICTING_PROVIDER;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_NEWER_SDK")) {
            return INSTALL_FAILED_NEWER_SDK;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_TEST_ONLY")) {
            return INSTALL_FAILED_TEST_ONLY;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_CPU_ABI_INCOMPATIBLE")) {
            return INSTALL_FAILED_CPU_ABI_INCOMPATIBLE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_MISSING_FEATURE")) {
            return INSTALL_FAILED_MISSING_FEATURE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_CONTAINER_ERROR")) {
            return INSTALL_FAILED_CONTAINER_ERROR;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_INVALID_INSTALL_LOCATION")) {
            return INSTALL_FAILED_INVALID_INSTALL_LOCATION;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_MEDIA_UNAVAILABLE")) {
            return INSTALL_FAILED_MEDIA_UNAVAILABLE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_VERIFICATION_TIMEOUT")) {
            return INSTALL_FAILED_VERIFICATION_TIMEOUT;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_VERIFICATION_FAILURE")) {
            return INSTALL_FAILED_VERIFICATION_FAILURE;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_PACKAGE_CHANGED")) {
            return INSTALL_FAILED_PACKAGE_CHANGED;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_UID_CHANGED")) {
            return INSTALL_FAILED_UID_CHANGED;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_NOT_APK")) {
            return INSTALL_PARSE_FAILED_NOT_APK;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_BAD_MANIFEST")) {
            return INSTALL_PARSE_FAILED_BAD_MANIFEST;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION")) {
            return INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_NO_CERTIFICATES")) {
            return INSTALL_PARSE_FAILED_NO_CERTIFICATES;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES")) {
            return INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING")) {
            return INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME")) {
            return INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID")) {
            return INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_MANIFEST_MALFORMED")) {
            return INSTALL_PARSE_FAILED_MANIFEST_MALFORMED;
        }
        if (commandResult.errorMsg.contains("INSTALL_PARSE_FAILED_MANIFEST_EMPTY")) {
            return INSTALL_PARSE_FAILED_MANIFEST_EMPTY;
        }
        if (commandResult.errorMsg.contains("INSTALL_FAILED_INTERNAL_ERROR")) {
            return INSTALL_FAILED_INTERNAL_ERROR;
        }
        if(commandResult.errorMsg.contains("Unallowed user")){
            return INSTALL_UNALLOWED_USER_ERROR;
        }
        return INSTALL_FAILED_OTHER;
    }

    /**
     * uninstall according conditions
     * <ul>
     * <li>if system application or rooted, see {@link #uninstallSilent(Context, String)}</li>
     * <li>else see {@link #uninstallNormal(Context, String)}</li>
     * </ul>
     *
     * @param context
     * @param packageName package name of app
     * @return whether package name is empty
     * @return
     */
    public static final int uninstall(Context context, String packageName) {
        if (PackageUtils.isSystemApplication(context) || ShellUtils.checkRootPermission()) {
            return uninstallSilent(context, packageName);
        }
        return uninstallNormal(context, packageName) ? DELETE_SUCCEEDED : DELETE_FAILED_INVALID_PACKAGE;
    }

    /**
     * uninstall package normal by system intent
     *
     * @param context
     * @param packageName package name of app
     * @return whether package name is empty
     */
    public static boolean uninstallNormal(Context context, String packageName) {
        if (packageName == null || packageName.length() == 0) {
            return false;
        }

        Intent i = new Intent(Intent.ACTION_DELETE, Uri.parse(new StringBuilder(32).append("package:")
                .append(packageName).toString()));
        i.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(i);
        return true;
    }

    /**
     * uninstall package and clear data of app silent by root
     *
     * @param context
     * @param packageName package name of app
     * @return
     * @see #uninstallSilent(Context, String, boolean)
     */
    public static int uninstallSilent(Context context, String packageName) {
        return uninstallSilent(context, packageName, true);
    }

    /**
     * uninstall package silent by root
     * <ul>
     * <strong>Attentions:</strong>
     * <li>Don't call this on the ui thread, it may costs some times.</li>
     * <li>You should add <strong>android.permission.DELETE_PACKAGES</strong> in manifest, so no need to request root
     * permission, if you are system app.</li>
     * </ul>
     *
     * @param context file path of package
     * @param packageName package name of app
     * @param isKeepData whether keep the data and cache directories around after package removal
     * @return <ul>
     *         <li>{@link #DELETE_SUCCEEDED} means uninstall success</li>
     *         <li>{@link #DELETE_FAILED_INTERNAL_ERROR} means internal error</li>
     *         <li>{@link #DELETE_FAILED_INVALID_PACKAGE} means package name error</li>
     *         <li>{@link #DELETE_FAILED_PERMISSION_DENIED} means permission denied</li>
     */
    public static int uninstallSilent(Context context, String packageName, boolean isKeepData) {
        if (packageName == null || packageName.length() == 0) {
            return DELETE_FAILED_INVALID_PACKAGE;
        }

        /**
         * if context is system app, don't need root permission, but should add <uses-permission
         * android:name="android.permission.DELETE_PACKAGES" /> in mainfest
         **/
        StringBuilder command = new StringBuilder().append("LD_LIBRARY_PATH=/vendor/lib:/system/lib pm uninstall")
                .append(isKeepData ? " -k " : " ").append(packageName.replace(" ", "\\ "));
        ShellUtils.CommandResult commandResult = ShellUtils.execCommand(command.toString(), !isSystemApplication(context), true);
        if (commandResult.successMsg != null
                && (commandResult.successMsg.contains("Success") || commandResult.successMsg.contains("success"))) {
            return DELETE_SUCCEEDED;
        }
        Log.e(TAG,
                new StringBuilder().append("uninstallSilent successMsg:").append(commandResult.successMsg)
                        .append(", ErrorMsg:").append(commandResult.errorMsg).toString());
        if (commandResult.errorMsg == null) {
            return DELETE_FAILED_INTERNAL_ERROR;
        }
        if (commandResult.errorMsg.contains("Permission denied")) {
            return DELETE_FAILED_PERMISSION_DENIED;
        }
        return DELETE_FAILED_INTERNAL_ERROR;
    }

    /**
     * whether context is system application
     *
     * @param context
     * @return
     */
    public static boolean isSystemApplication(Context context) {
        if (context == null) {
            return false;
        }

        return isSystemApplication(context, context.getPackageName());
    }

    /**
     * whether packageName is system application
     *
     * @param context
     * @param packageName
     * @return
     */
    public static boolean isSystemApplication(Context context, String packageName) {
        if (context == null) {
            return false;
        }

        return isSystemApplication(context.getPackageManager(), packageName);
    }

    /**
     * whether packageName is system application
     *
     * @param packageManager
     * @param packageName
     * @return <ul>
     *         <li>if packageManager is null, return false</li>
     *         <li>if package name is null or is empty, return false</li>
     *         <li>if package name not exit, return false</li>
     *         <li>if package name exit, but not system app, return false</li>
     *         <li>else return true</li>
     *         </ul>
     */
    public static boolean isSystemApplication(PackageManager packageManager, String packageName) {
        if (packageManager == null || packageName == null || packageName.length() == 0) {
            return false;
        }

        try {
            ApplicationInfo app = packageManager.getApplicationInfo(packageName, 0);
            return (app != null && (app.flags & ApplicationInfo.FLAG_SYSTEM) > 0);
        } catch (NameNotFoundException e) {
            e.printStackTrace();
        }
        return false;
    }

    /**
     * whether the app whost package's name is packageName is on the top of the stack
     * <ul>
     * <strong>Attentions:</strong>
     * <li>You should add <strong>android.permission.GET_TASKS</strong> in manifest</li>
     * </ul>
     *
     * @param context
     * @param packageName
     * @return if params error or task stack is null, return null, otherwise retun whether the app is on the top of
     *         stack
     */
    public static Boolean isTopActivity(Context context, String packageName) {
        if (context == null || TextUtils.isEmpty(packageName)) {
            return null;
        }

        ActivityManager activityManager = (ActivityManager)context.getSystemService(Context.ACTIVITY_SERVICE);
        List<RunningTaskInfo> tasksInfo = activityManager.getRunningTasks(1);
        if (isEmpty(tasksInfo)) {
            return null;
        }
        try {
            return packageName.equals(tasksInfo.get(0).topActivity.getPackageName());
        } catch (Exception e) {
            e.printStackTrace();
            return false;
        }
    }

    public static <V> boolean isEmpty(List<V> sourceList) {
        return (sourceList == null || sourceList.size() == 0);
    }

    /**
     * get app version code
     *
     * @param context
     * @return
     */
    public static int getAppVersionCode(Context context) {
        if (context != null) {
            PackageManager pm = context.getPackageManager();
            if (pm != null) {
                PackageInfo pi;
                try {
                    pi = pm.getPackageInfo(context.getPackageName(), 0);
                    if (pi != null) {
                        return pi.versionCode;
                    }
                } catch (NameNotFoundException e) {
                    e.printStackTrace();
                }
            }
        }
        return -1;
    }

    /**
     * get system install location<br/>
     * can be set by System Menu Setting->Storage->Prefered install location
     *
     * @return
     * @see {@link IPackageManager#getInstallLocation()}
     */
    public static int getInstallLocation() {
        ShellUtils.CommandResult commandResult = ShellUtils.execCommand(
                "LD_LIBRARY_PATH=/vendor/lib:/system/lib pm get-install-location", false, true);
        if (commandResult.result == 0 && commandResult.successMsg != null && commandResult.successMsg.length() > 0) {
            try {
                int location = Integer.parseInt(commandResult.successMsg.substring(0, 1));
                switch (location) {
                    case APP_INSTALL_INTERNAL:
                        return APP_INSTALL_INTERNAL;
                    case APP_INSTALL_EXTERNAL:
                        return APP_INSTALL_EXTERNAL;
                }
            } catch (NumberFormatException e) {
                e.printStackTrace();
                Log.e(TAG, "pm get-install-location error");
            }
        }
        return APP_INSTALL_AUTO;
    }

    /**
     * get params for pm install location
     *
     * @return
     */
    private static String getInstallLocationParams() {
        int location = getInstallLocation();
        switch (location) {
            case APP_INSTALL_INTERNAL:
                return "-f";
            case APP_INSTALL_EXTERNAL:
                return "-s";
        }
        return "";
    }

    /**
     * start InstalledAppDetails Activity
     *
     * @param context
     * @param packageName
     */
    public static void startInstalledAppDetails(Context context, String packageName) {
        Intent intent = new Intent();
        int sdkVersion = Build.VERSION.SDK_INT;
        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.GINGERBREAD) {
            intent.setAction(Settings.ACTION_APPLICATION_DETAILS_SETTINGS);
            intent.setData(Uri.fromParts("package", packageName, null));
        } else {
            intent.setAction(Intent.ACTION_VIEW);
            intent.setClassName("com.android.settings", "com.android.settings.InstalledAppDetails");
            intent.putExtra((sdkVersion == Build.VERSION_CODES.FROYO ? "pkg"
                    : "com.android.settings.ApplicationPkgName"), packageName);
        }
        intent.addFlags(Intent.FLAG_ACTIVITY_NEW_TASK);
        context.startActivity(intent);
    }

    /**
     * Installation return code<br/>
     * install success.
     */
    public static final int INSTALL_SUCCEEDED                              = 1;
    /**
     * Installation return code<br/>
     * the package is already installed.
     */
    public static final int INSTALL_FAILED_ALREADY_EXISTS                  = -1;

    /**
     * Installation return code<br/>
     * the package archive file is invalid.
     */
    public static final int INSTALL_FAILED_INVALID_APK                     = -2;

    /**
     * Installation return code<br/>
     * the URI passed in is invalid.
     */
    public static final int INSTALL_FAILED_INVALID_URI                     = -3;

    /**
     * Installation return code<br/>
     * the package manager service found that the device didn't have enough storage space to install the app.
     */
    public static final int INSTALL_FAILED_INSUFFICIENT_STORAGE            = -4;

    /**
     * Installation return code<br/>
     * a package is already installed with the same name.
     */
    public static final int INSTALL_FAILED_DUPLICATE_PACKAGE               = -5;

    /**
     * Installation return code<br/>
     * the requested shared user does not exist.
     */
    public static final int INSTALL_FAILED_NO_SHARED_USER                  = -6;

    /**
     * Installation return code<br/>
     * a previously installed package of the same name has a different signature than the new package (and the old
     * package's data was not removed).
     */
    public static final int INSTALL_FAILED_UPDATE_INCOMPATIBLE             = -7;

    /**
     * Installation return code<br/>
     * the new package is requested a shared user which is already installed on the device and does not have matching
     * signature.
     */
    public static final int INSTALL_FAILED_SHARED_USER_INCOMPATIBLE        = -8;

    /**
     * Installation return code<br/>
     * the new package uses a shared library that is not available.
     */
    public static final int INSTALL_FAILED_MISSING_SHARED_LIBRARY          = -9;

    /**
     * Installation return code<br/>
     * the new package uses a shared library that is not available.
     */
    public static final int INSTALL_FAILED_REPLACE_COULDNT_DELETE          = -10;

    /**
     * Installation return code<br/>
     * the new package failed while optimizing and validating its dex files, either because there was not enough storage
     * or the validation failed.
     */
    public static final int INSTALL_FAILED_DEXOPT                          = -11;

    /**
     * Installation return code<br/>
     * the new package failed because the current SDK version is older than that required by the package.
     */
    public static final int INSTALL_FAILED_OLDER_SDK                       = -12;

    /**
     * Installation return code<br/>
     * the new package failed because it contains a content provider with the same authority as a provider already
     * installed in the system.
     */
    public static final int INSTALL_FAILED_CONFLICTING_PROVIDER            = -13;

    /**
     * Installation return code<br/>
     * the new package failed because the current SDK version is newer than that required by the package.
     */
    public static final int INSTALL_FAILED_NEWER_SDK                       = -14;

    /**
     * Installation return code<br/>
     * the new package failed because it has specified that it is a test-only package and the caller has not supplied
     * the {@link #INSTALL_ALLOW_TEST} flag.
     */
    public static final int INSTALL_FAILED_TEST_ONLY                       = -15;

    /**
     * Installation return code<br/>
     * the package being installed contains native code, but none that is compatible with the the device's CPU_ABI.
     */
    public static final int INSTALL_FAILED_CPU_ABI_INCOMPATIBLE            = -16;

    /**
     * Installation return code<br/>
     * the new package uses a feature that is not available.
     */
    public static final int INSTALL_FAILED_MISSING_FEATURE                 = -17;

    /**
     * Installation return code<br/>
     * a secure container mount point couldn't be accessed on external media.
     */
    public static final int INSTALL_FAILED_CONTAINER_ERROR                 = -18;

    /**
     * Installation return code<br/>
     * the new package couldn't be installed in the specified install location.
     */
    public static final int INSTALL_FAILED_INVALID_INSTALL_LOCATION        = -19;

    /**
     * Installation return code<br/>
     * the new package couldn't be installed in the specified install location because the media is not available.
     */
    public static final int INSTALL_FAILED_MEDIA_UNAVAILABLE               = -20;

    /**
     * Installation return code<br/>
     * the new package couldn't be installed because the verification timed out.
     */
    public static final int INSTALL_FAILED_VERIFICATION_TIMEOUT            = -21;

    /**
     * Installation return code<br/>
     * the new package couldn't be installed because the verification did not succeed.
     */
    public static final int INSTALL_FAILED_VERIFICATION_FAILURE            = -22;

    /**
     * Installation return code<br/>
     * the package changed from what the calling program expected.
     */
    public static final int INSTALL_FAILED_PACKAGE_CHANGED                 = -23;

    /**
     * Installation return code<br/>
     * the new package is assigned a different UID than it previously held.
     */
    public static final int INSTALL_FAILED_UID_CHANGED                     = -24;

    /**
     * Installation return code<br/>
     * if the parser was given a path that is not a file, or does not end with the expected '.apk' extension.
     */
    public static final int INSTALL_PARSE_FAILED_NOT_APK                   = -100;

    /**
     * Installation return code<br/>
     * if the parser was unable to retrieve the AndroidManifest.xml file.
     */
    public static final int INSTALL_PARSE_FAILED_BAD_MANIFEST              = -101;

    /**
     * Installation return code<br/>
     * if the parser encountered an unexpected exception.
     */
    public static final int INSTALL_PARSE_FAILED_UNEXPECTED_EXCEPTION      = -102;

    /**
     * Installation return code<br/>
     * if the parser did not find any certificates in the .apk.
     */
    public static final int INSTALL_PARSE_FAILED_NO_CERTIFICATES           = -103;

    /**
     * Installation return code<br/>
     * if the parser found inconsistent certificates on the files in the .apk.
     */
    public static final int INSTALL_PARSE_FAILED_INCONSISTENT_CERTIFICATES = -104;

    /**
     * Installation return code<br/>
     * if the parser encountered a CertificateEncodingException in one of the files in the .apk.
     */
    public static final int INSTALL_PARSE_FAILED_CERTIFICATE_ENCODING      = -105;

    /**
     * Installation return code<br/>
     * if the parser encountered a bad or missing package name in the manifest.
     */
    public static final int INSTALL_PARSE_FAILED_BAD_PACKAGE_NAME          = -106;

    /**
     * Installation return code<br/>
     * if the parser encountered a bad shared user id name in the manifest.
     */
    public static final int INSTALL_PARSE_FAILED_BAD_SHARED_USER_ID        = -107;

    /**
     * Installation return code<br/>
     * if the parser encountered some structural problem in the manifest.
     */
    public static final int INSTALL_PARSE_FAILED_MANIFEST_MALFORMED        = -108;

    /**
     * Installation return code<br/>
     * if the parser did not find any actionable tags (instrumentation or application) in the manifest.
     */
    public static final int INSTALL_PARSE_FAILED_MANIFEST_EMPTY            = -109;

    /**
     * Installation return code<br/>
     * 濡傛灉榪欎笉鏄竴涓郴緇熷簲鐢�涔熸病鏈夎幏寰梤oot鏉冮檺 鍒欒繑鍥濽nallowed user閿欒
     */
    public static final int INSTALL_UNALLOWED_USER_ERROR                  = -110;

    /**
     * Installation return code<br/>
     * if the system failed to install the package because of system issues.
     */
    public static final int INSTALL_FAILED_INTERNAL_ERROR                  = -111;
    /**
     * Installation return code<br/>
     * other reason
     */
    public static final int INSTALL_FAILED_OTHER                           = -1000000;

    /**
     * Uninstall return code<br/>
     * uninstall success.
     */
    public static final int DELETE_SUCCEEDED                               = 1;

    /**
     * Uninstall return code<br/>
     * uninstall fail if the system failed to delete the package for an unspecified reason.
     */
    public static final int DELETE_FAILED_INTERNAL_ERROR                   = -1;

    /**
     * Uninstall return code<br/>
     * uninstall fail if the system failed to delete the package because it is the active DevicePolicy manager.
     */
    public static final int DELETE_FAILED_DEVICE_POLICY_MANAGER            = -2;

    /**
     * Uninstall return code<br/>
     * uninstall fail if pcakge name is invalid
     */
    public static final int DELETE_FAILED_INVALID_PACKAGE                  = -3;

    /**
     * Uninstall return code<br/>
     * uninstall fail if permission denied
     */
    public static final int DELETE_FAILED_PERMISSION_DENIED                = -4;
}

package com.example.demoinstall;



import java.io.BufferedReader;
import java.io.DataOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.List;

/**
 * ShellUtils
 * <ul>
 * <strong>Check root</strong>
 * <li>{@link ShellUtils#checkRootPermission()}</li>
 * </ul>
 * <ul>
 * <strong>Execte command</strong>
 * <li>{@link ShellUtils#execCommand(String, boolean)}</li>
 * <li>{@link ShellUtils#execCommand(String, boolean, boolean)}</li>
 * <li>{@link ShellUtils#execCommand(List, boolean)}</li>
 * <li>{@link ShellUtils#execCommand(List, boolean, boolean)}</li>
 * <li>{@link ShellUtils#execCommand(String[], boolean)}</li>
 * <li>{@link ShellUtils#execCommand(String[], boolean, boolean)}</li>
 * </ul>
 *
 * @author <a href="http://www.trinea.cn" target="_blank">Trinea</a> 2013-5-16
 * 用來檢查手機是不是已經root 過啦
 */
public class ShellUtils {

    public static final String COMMAND_SU       = "su";
    public static final String COMMAND_SH       = "sh";
    public static final String COMMAND_EXIT     = "exit\n";
    public static final String COMMAND_LINE_END = "\n";

    private ShellUtils() {
        throw new AssertionError();
    }

    /**
     * check whether has root permission
     *
     * @return
     */
    public static boolean checkRootPermission() {
        return execCommand("echo root", true, false).result == 0;
    }

    /**
     * execute shell command, default return result msg
     *
     * @param command command
     * @param isRoot whether need to run with root
     * @return
     * @see ShellUtils#execCommand(String[], boolean, boolean)
     */
    public static CommandResult execCommand(String command, boolean isRoot) {
        return execCommand(new String[] {command}, isRoot, true);
    }

    /**
     * execute shell commands, default return result msg
     *
     * @param commands command list
     * @param isRoot whether need to run with root
     * @return
     * @see ShellUtils#execCommand(String[], boolean, boolean)
     */
    public static CommandResult execCommand(List<String> commands, boolean isRoot) {
        return execCommand(commands == null ? null : commands.toArray(new String[] {}), isRoot, true);
    }

    /**
     * execute shell commands, default return result msg
     *
     * @param commands command array
     * @param isRoot whether need to run with root
     * @return
     * @see ShellUtils#execCommand(String[], boolean, boolean)
     */
    public static CommandResult execCommand(String[] commands, boolean isRoot) {
        return execCommand(commands, isRoot, true);
    }

    /**
     * execute shell command
     *
     * @param command command
     * @param isRoot whether need to run with root
     * @param isNeedResultMsg whether need result msg
     * @return
     * @see ShellUtils#execCommand(String[], boolean, boolean)
     */
    public static CommandResult execCommand(String command, boolean isRoot, boolean isNeedResultMsg) {
        return execCommand(new String[] {command}, isRoot, isNeedResultMsg);
    }

    /**
     * execute shell commands
     *
     * @param commands command list
     * @param isRoot whether need to run with root
     * @param isNeedResultMsg whether need result msg
     * @return
     * @see ShellUtils#execCommand(String[], boolean, boolean)
     */
    public static CommandResult execCommand(List<String> commands, boolean isRoot, boolean isNeedResultMsg) {
        return execCommand(commands == null ? null : commands.toArray(new String[] {}), isRoot, isNeedResultMsg);
    }

    /**
     * execute shell commands
     *
     * @param commands command array
     * @param isRoot whether need to run with root
     * @param isNeedResultMsg whether need result msg
     * @return <ul>
     *         <li>if isNeedResultMsg is false, {@link CommandResult#successMsg} is null and
     *         {@link CommandResult#errorMsg} is null.</li>
     *         <li>if {@link CommandRe