[Java][Android] アプリからAPKをインストール/アンインストールするクラス

ApkManager.java

/**
 * 動作確認：Android 2.2系 OK
 *                  2.3系 未確認
 *                  4.0系 未確認
 *
 * TODO
 * インストール完了待ちとアンインストール完了待ちのタイムアウトが
 * "infinite"なので、時間で区切りたい。
 */

import android.app.Activity;
import android.content.Intent;
import android.content.pm.ApplicationInfo;
import android.content.pm.PackageManager;
import android.content.pm.PackageManager.NameNotFoundException;
import android.net.Uri;

import java.io.File;

public class ApkManager {
    private final static String TAG = "ApkManager";

    private PackageManager mPm = null;
    private Activity mCurrentActivity = null;

    public ApkManager(PackageManager pm, Activity currentActivity) {
        mPm = pm;
        mCurrentActivity = currentActivity;
    }

    /**
     * @param packageName Full package name.
     * @return If exist the apk return true, otherwise false.
     */
    public boolean IsExistApk(String packageName) {
        try {
            mPm.getApplicationInfo(packageName, 0);
            // Package is already installed.
            return true;
        } catch(NameNotFoundException nnfe) {
            // Package is not installed.
            return false;
        }
    }

    /**
     * @param apkFullPath Full path to install apk.
     * @param packageName Full package name.
     * @return If success return true, otherwise false.
     * @see This api call startActivity() and wait completion of install activity.
     */
    public boolean InstallApkAndWaitComplete(String apkFullPath, String packageName) {
        if ((apkFullPath == null)||(apkFullPath.length() <= 0)
                ||(packageName == null)||(packageName.length() <= 0)) {
            return false;
        }

        InstallApk(apkFullPath);

        boolean isFind = false;
        while (isFind != true) { // TODO: Set timeout
            try {
                final ApplicationInfo ai = mPm.getApplicationInfo(packageName, 0);
                isFind = true;
            } catch(NameNotFoundException nnfe) {
                // continue
            }
        }
        return true;
    }

    /**
     * @param packageName Full package name.
     * @return If success return true, otherwise false.
     * @see This api call startActivity() and wait completion of uninstall activity.
     */
    public boolean UninstallApkAndWaitComplete(String packageName) {
        if ((packageName == null)||(packageName.length() <= 0)) {
            return false;
        }

        UninstallApk(packageName);

        boolean isFind = true;
        while (isFind != false) { // TODO: Set timeout
            try {
                final ApplicationInfo ai = mPm.getApplicationInfo(packageName, 0);
                isFind = true;
                continue;
            } catch(NameNotFoundException nnfe) {
                // Uninstall completed.
                break;
            }
        }
        return true;
    }

    /**
     * @param apkFullPath Full path to install apk.
     * @return If success return true, otherwise false.
     * @see This api only call startActivity() and start install activity.
     * It doesn't wait install completion.
     */
    public boolean InstallApk(String apkFullPath) {
        if ((apkFullPath == null)||(apkFullPath.length() <= 0)) {
            return false;
        }

        Intent intent = new Intent(Intent.ACTION_VIEW);
        intent.setDataAndType(Uri.fromFile(new File(apkFullPath)), "application/vnd.android.package-archive" );
        mCurrentActivity.startActivity(intent);
        return true;
    }

    /**
     * @param packageName Full package name.
     * @return If success return true, otherwise false.
     * @see This api only call startActivity() and start uninstall activity.
     * It doesn't wait uninstall completion.
     */
    public boolean UninstallApk(String packageName) {
        if ((packageName == null)||(packageName.length() <= 0)) {
            return false;
        }

        Uri uri = Uri.fromParts("package", packageName, null);
        Intent intent = new Intent(Intent.ACTION_DELETE, uri);
        mCurrentActivity.startActivity(intent);
        return true;
    }
}

作ったのが古いので、Android 4.x系で動作するかわかりません

TODO
4.x系での動作確認