\u7576\u521d\u70ba\u4e86\u9054\u5230\u81ea\u52d5\u5b89\u88ddAPK\uff0c\u800c\u4e0d\u6703\u8df3\u51fa\u4efb\u4f55\u8a0a\u606f\uff0c\u4e14\u53c8\u4e0d\u80fd\u4f7f\u7528\u975e\u6cd5\u7684API\u6216Java Reflection\u3002
\n\u7814\u7a76\u8d85\u4e45\uff0c\u8a66\u4e86\u7db2\u8def\u4e0a\u597d\u591a\u4eba\u7684\u505a\u6cd5\uff0c\u4e00\u76f4\u7121\u6cd5\u6210\u529f\uff0c\u76f4\u5230\u4ee5\u4e0b\u7684\u65b9\u6cd5\u624d\u6709\u6548\u9054\u5230\u6211\u60f3\u8981\u7684\u6548\u679c\u3002
\n\u7531\u65bc\u662f\u5f88\u4e45\u4ee5\u524d\u8a66\u51fa\u4f86\u7684\uff0c\u6211\u4e5f\u5fd8\u8a18\u51fa\u8655\u5728\u54ea\u4e86\uff0c\u70ba\u4e86\u9810\u9632\u54ea\u5929\u6211\u5beb\u7684\u7684\u6e2c\u8a66\u7a0b\u5f0f\u4e0d\u5c0f\u5fc3\u88ab\u6211\u6e05\u6389\u3002\u56e0\u6b64\u5728\u9019\u88e1\u5099\u4efd\u4e00\u4e0b\u7a0b\u5f0f\u78bc\u3002
\n
\n[java]
\nprivate void autoInstall(Context context) {
\n\tString apkfile = context.getFilesDir() + "\/MyTest.apk";
\n\tString ACTION_INSTALL_COMPLETE = "cm.android.intent.action.INSTALL_COMPLETE";
\n\ttry {
\n\t\tPackageInstaller pi = context.getPackageManager().getPackageInstaller();
\n\t\t\/\/\u7d66\u5b9a\u6a21\u5f0f\uff0c\u5275\u5efa\u65b0\u7684\u53c3\u6578\uff0c\u5275\u5efa\u65b0\u5b89\u88dd\u6703\u8a71\uff0c\u8fd4\u56de\u552f\u4e00 Id
\n\t\tint sessionId= pi.createSession(new PackageInstaller.SessionParams(PackageInstaller.SessionParams.MODE_FULL_INSTALL));
\n\t\t\/\/\u6253\u958b\u73fe\u6709\u6703\u8a71\uff0c\u4e3b\u52d5\u57f7\u884c\u5de5\u4f5c
\n\t\tPackageInstaller.Session session = pi.openSession(sessionId);
\n\t\tlong sizeBytes = 0;
\n\t\tfinal File file = new File(apkfile);
\n\t\tif (file.isFile()) {
\n\t\t\tsizeBytes = file.length();
\n\t\t}
\n\t\tInputStream in = null;
\n\t\tOutputStream out = null;
\n\t\tin = new FileInputStream(apkfile);
\n\t\t\/\/\u6253\u958b\u4e00\u500b\u6d41\uff0c\u5c07\u4e00\u500bAPK\u6587\u4ef6\u5beb\u5165\u6703\u8a71
\n\t\t\/\/\u6307\u5b9a\u6709\u6548\u9577\u5ea6\u7cfb\u7d71\u5c07\u9810\u5148\u5206\u914d\u5e95\u5c64\u78c1\u76e4\u7a7a\u9593\u4ee5\u512a\u5316\u78c1\u76e4\u4e0a\u7684\u653e\u7f6e
\n\t\tout = session.openWrite("app_store_session", 0, sizeBytes);
\n\t\tint total = 0;
\n\t\tbyte[] buffer = new byte[65536];
\n\t\tint len;
\n\t\twhile ((len= in.read(buffer)) != -1) {
\n\t\t\ttotal += len;
\n\t\t\tout.write(buffer, 0, len);
\n\t\t}
\n\t\t\/\/\u6839\u64da\u9700\u8981\u8abf\u7528\uff0c\u7528\u4f86\u78ba\u4fdd\u5b57\u7bc0\u5df2\u4fdd\u7559\u5230\u78c1\u76e4
\n\t\tsession.fsync(out);
\n\t\tin.close();
\n\t\tout.close();
\n\t\tLog.d(TAG,"InstallApkViaPackageInstaller – Success: streamed apk " + total + " bytes");
\n\t\tPendingIntent broadCastTest = PendingIntent.getBroadcast(
\n\t\t\t\tcontext,
\n\t\t\t\tsessionId,
\n\t\t\t\tnew Intent(ACTION_INSTALL_COMPLETE),
\n\t\t\t\tPendingIntent.FLAG_UPDATE_CURRENT);
\n\t\t\/\/\u63d0\u4ea4\u4e4b\u524d\u5fc5\u9808\u95dc\u9589\u6240\u6709\u6d41
\n\t\tsession.commit(broadCastTest.getIntentSender());
\n\t\tsession.close();
\n\t} catch (Exception ex) {
\n\t\tex.printStackTrace();
\n\t}
\n}
\n[\/java]
\n\u7531\u65bcapk\u9808\u653e\u7f6e\u5728\u4f60\u57f7\u884c\u7684APP\u4e0b\uff0c\u56e0\u6b64\u8981\u5728\u57f7\u884c\u7684app\u5efa\u7acbassets\uff0c\u8907\u88fd\u5230\/data\/data\/< package name >\/files\/\u2026
\n\u505a\u6cd5\u5982\u4e0b\uff1b
\n[java]
\nprivate void copyAssets(Context context) {
\n\tLog.d(TAG, "Do copyAssets");
\n\tAssetManager assetManager = context.getAssets();
\n\tString[] files = null;
\n\ttry {
\n\t\tfiles = assetManager.list("");
\n\t} catch (IOException e) {
\n\t\tLog.e(TAG, "Failed to get asset file list.", e);
\n\t}
\n\tif (files != null) for (String filename : files) {
\n\t\tInputStream in = null;
\n\t\tOutputStream out = null;
\n\t\ttry {
\n\t\t\tLog.d(TAG, "Copy " + filename + "……");
\n\t\t\tin = assetManager.open(filename);
\n\t\t\t\/\/File outFile = new File(context.getExternalFilesDir(null), filename);
\n\t\t\t\/\/File outFile = new File(Environment.getExternalStorageDirectory().getAbsolutePath() + "\/", filename);
\n\t\t\tFile outFile = new File(context.getFilesDir(), filename);
\n\t\t\tLog.d(TAG, "outFile:" + outFile);
\n\t\t\tout = new FileOutputStream(outFile);
\n\t\t\tcopyFile(in, out);
\n\t\t} catch(IOException e) {
\n\t\t\tLog.e(TAG, "Failed to copy asset file: " + filename, e);
\n\t\t}
\n\t\tfinally {
\n\t\t\tif (in != null) {
\n\t\t\t\ttry {
\n\t\t\t\t\tin.close();
\n\t\t\t\t} catch (IOException e) {
\n\t\t\t\t\t\/\/ NOOP
\n\t\t\t\t}
\n\t\t\t}
\n\t\t\tif (out != null) {
\n\t\t\t\ttry {
\n\t\t\t\t\tout.close();
\n\t\t\t\t} catch (IOException e) {
\n\t\t\t\t\t\/\/ NOOP
\n\t\t\t\t}
\n\t\t\t}
\n\t\t}
\n\t}
\n\tLog.d(TAG, "Finished copyAssets");
\n}<\/p>\n
private void copyFile(InputStream in, OutputStream out) throws IOException {
\n\tbyte[] buffer = new byte[1024];
\n\tint read;
\n\twhile((read = in.read(buffer)) != -1){
\n\t\tout.write(buffer, 0, read);
\n\t}
\n}
\n[\/java]<\/p>\n","protected":false},"excerpt":{"rendered":"
\u7576\u521d\u70ba\u4e86\u9054\u5230\u81ea\u52d5\u5b89\u88ddAPK\uff0c\u800c\u4e0d\u6703\u8df3\u51fa\u4efb\u4f55\u8a0a\u606f\uff0c\u4e14\u53c8\u4e0d\u80fd\u4f7f\u7528\u975e\u6cd5\u7684API\u6216Java Reflection\u3002 \u7814…<\/span><\/p>\n