RuntimeInit.java revision ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3
19066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/* 29066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Copyright (C) 2006 The Android Open Source Project 39066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 49066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 59066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * you may not use this file except in compliance with the License. 69066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * You may obtain a copy of the License at 79066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 89066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 99066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * See the License for the specific language governing permissions and 149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * limitations under the License. 159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpackage com.android.internal.os; 189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.app.ActivityManagerNative; 20b7f0367cec1c744aa66ef397b0244e25d507491cDan Egnorimport android.app.ApplicationErrorReport; 21b7f0367cec1c744aa66ef397b0244e25d507491cDan Egnorimport android.os.Build; 229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Debug; 239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.IBinder; 249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.Process; 259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.os.SystemProperties; 269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 27c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackbornimport android.util.Slog; 289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.logging.AndroidConfig; 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport dalvik.system.VMRuntime; 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.reflect.Method; 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.reflect.Modifier; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.logging.LogManager; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.TimeZone; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.luni.internal.util.TimezoneGetter; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Main entry point for runtime initialization. Not for 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public consumption. 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class RuntimeInit { 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final static String TAG = "AndroidRuntime"; 47ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown private final static boolean DEBUG = false; 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** true if commonInit() has been called */ 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static boolean initialized; 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor private static IBinder mApplicationObject; 5360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 5460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor private static volatile boolean mCrashing = false; 5560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use this to log a message when a thread exits due to an uncaught 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * exception. The framework catches these for the main threads, so 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this should only matter for threads created by applications. 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static class UncaughtHandler implements Thread.UncaughtExceptionHandler { 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void uncaughtException(Thread t, Throwable e) { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Don't re-enter -- avoid infinite loops if crash-reporting crashes. 6560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (mCrashing) return; 6660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mCrashing = true; 6760d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 6860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (mApplicationObject == null) { 69c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "*** FATAL EXCEPTION IN SYSTEM PROCESS: " + t.getName(), e); 7060d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } else { 71c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "FATAL EXCEPTION: " + t.getName(), e); 7260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } 7360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 7460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Bring up crash dialog, wait for it to be dismissed 7560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor ActivityManagerNative.getDefault().handleApplicationCrash( 7660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mApplicationObject, new ApplicationErrorReport.CrashInfo(e)); 7760d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t2) { 7860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor try { 79c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "Error reporting crash", t2); 8060d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t3) { 81c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn // Even Slog.e() fails! Oh well. 8260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } 8360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } finally { 8460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Try everything to make sure this process goes away. 8560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor Process.killProcess(Process.myPid()); 8660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor System.exit(10); 879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final void commonInit() { 92ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "Entered RuntimeInit!"); 939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* set default handler; this applies to all threads in the VM */ 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Thread.setDefaultUncaughtExceptionHandler(new UncaughtHandler()); 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int hasQwerty = getQwertyKeyboard(); 98e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 99ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, ">>>>> qwerty keyboard = " + hasQwerty); 1009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (hasQwerty == 1) { 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.setProperty("qwerty", "1"); 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Install a TimezoneGetter subclass for ZoneInfo.db 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TimezoneGetter.setInstance(new TimezoneGetter() { 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getId() { 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SystemProperties.get("persist.sys.timezone"); 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }); 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TimeZone.setDefault(null); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets handler for java.util.logging to use Android log facilities. 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The odd "new instance-and-then-throw-away" is a mirror of how 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the "java.util.logging.config.class" system property works. We 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can't use the system property here since the logger has almost 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * certainly already been initialized. 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LogManager.getLogManager().reset(); 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new AndroidConfig(); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 126d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * Sets the default HTTP User-Agent used by HttpURLConnection. 127d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson */ 128d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String userAgent = getDefaultUserAgent(); 129d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson System.setProperty("http.agent", userAgent); 130d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 131d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson /* 1329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If we're running in an emulator launched with "-trace", put the 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * VM into emulator trace profiling mode so that the user can hit 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * F9/F10 at any time to capture traces. This has performance 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * consequences, so it's not something you want to do always. 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String trace = SystemProperties.get("ro.kernel.android.tracing"); 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (trace.equals("1")) { 139c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.i(TAG, "NOTE: emulator trace profiling enabled"); 1409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Debug.enableEmulatorTraceOutput(); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initialized = true; 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 147d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * Returns an HTTP user agent of the form 148d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * "Dalvik/1.1.0 (Linux; U; Android Eclair Build/MASTER)". 149d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson */ 150d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson private static String getDefaultUserAgent() { 151d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson StringBuilder result = new StringBuilder(64); 152d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append("Dalvik/"); 153d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(System.getProperty("java.vm.version")); // such as 1.1.0 154d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(" (Linux; U; Android "); 155d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 156d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String version = Build.VERSION.RELEASE; // "1.0" or "3.4b5" 157d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(version.length() > 0 ? version : "1.0"); 158d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 159d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson // add the model for the release build 160d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if ("REL".equals(Build.VERSION.CODENAME)) { 161d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String model = Build.MODEL; 162d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if (model.length() > 0) { 163d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append("; "); 164d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(model); 165d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 166d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 167d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String id = Build.ID; // "MASTER" or "M4-rc20" 168d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if (id.length() > 0) { 169d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(" Build/"); 170d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(id); 171d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 172d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(")"); 173d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson return result.toString(); 174d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 175d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 176d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson /** 1779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Invokes a static "main(argv[]) method on class "className". 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Converts various failing exceptions into RuntimeExceptions, with 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the assumption that they will then cause the VM instance to exit. 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param className Fully-qualified class name 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param argv Argument vector for main() 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 184e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee private static void invokeStaticMain(String className, String[] argv) 1859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws ZygoteInit.MethodAndArgsCaller { 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Class<?> cl; 1879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project cl = Class.forName(className); 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (ClassNotFoundException ex) { 1919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Missing class when invoking static main " + className, 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ex); 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Method m; 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project m = cl.getMethod("main", new Class[] { String[].class }); 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (NoSuchMethodException ex) { 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Missing static main on " + className, ex); 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (SecurityException ex) { 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Problem getting static main on " + className, ex); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int modifiers = m.getModifiers(); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (! (Modifier.isStatic(modifiers) && Modifier.isPublic(modifiers))) { 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Main method is not public and static on " + className); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This throw gets caught in ZygoteInit.main(), which responds 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by invoking the exception's run() method. This arrangement 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * clears up all the stack frames that were required in setting 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * up the process. 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new ZygoteInit.MethodAndArgsCaller(m, argv); 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final void main(String[] argv) { 223ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (argv.length == 2 && argv[1].equals("application")) { 224ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting application"); 225ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown redirectLogStreams(); 226ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } else { 227ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting tool"); 228ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 229ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 2309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project commonInit(); 231e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Now that we're running in interpreted code, call back into native code 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to run the system. 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project finishInit(); 2379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 238ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "Leaving RuntimeInit!"); 2399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 240e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void finishInit(); 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The main function called when started through the zygote process. This 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * could be unified with main(), if the native code in finishInit() 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * were rationalized with Zygote startup.<p> 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Current recognized args: 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 2509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> <code> [--] <start class name> <args> 2519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * </ul> 2529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param argv arg strings 2549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final void zygoteInit(String[] argv) 2569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws ZygoteInit.MethodAndArgsCaller { 257ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting application from zygote"); 258ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 259ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown redirectLogStreams(); 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project commonInit(); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project zygoteInitNative(); 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 264ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown applicationInit(argv); 265ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 267ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** 268ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * The main function called when an application is started through a 269ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * wrapper process. 270ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * 271ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * When the wrapper starts, the runtime starts {@link RuntimeInit#main} 272ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * which calls {@link WrapperInit#main} which then calls this method. 273ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * So we don't need to call commonInit() here. 274ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * 275ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * @param argv arg strings 276ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown */ 277ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown public static void wrapperInit(String[] argv) 278ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown throws ZygoteInit.MethodAndArgsCaller { 279ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting application from wrapper"); 280ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 281ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown applicationInit(argv); 282ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 283ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 284ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown private static void applicationInit(String[] argv) 285ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown throws ZygoteInit.MethodAndArgsCaller { 286ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown // We want to be fairly aggressive about heap utilization, to avoid 287ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown // holding on to a lot of memory that isn't needed. 288ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown VMRuntime.getRuntime().setTargetHeapUtilization(0.75f); 289ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 290ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown final Arguments args; 291ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown try { 292ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown args = new Arguments(argv); 293ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } catch (IllegalArgumentException ex) { 294ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown Slog.e(TAG, ex.getMessage()); 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // let the process exit 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Remaining arguments are passed to the start class's static main 300ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown invokeStaticMain(args.startClass, args.startArgs); 301ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 302e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 303ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** 304ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * Redirect System.out and System.err to the Android log. 305ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown */ 306ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown public static void redirectLogStreams() { 307ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown System.out.close(); 308ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown System.setOut(new AndroidPrintStream(Log.INFO, "System.out")); 309ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown System.err.close(); 310ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown System.setErr(new AndroidPrintStream(Log.WARN, "System.err")); 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void zygoteInitNative(); 314e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 3159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Returns 1 if the computer is on. If the computer isn't on, the value returned by this method is undefined. 3179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native int isComputerOn(); 3199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 321e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * Turns the computer on if the computer is off. If the computer is on, the behavior of this method is undefined. 3229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void turnComputerOn(); 3249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 326e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return 1 if the device has a qwerty keyboard 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static native int getQwertyKeyboard(); 330e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 33260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * Report a serious error in the current process. May or may not cause 33360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * the process to terminate (depends on system settings). 334e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * 33560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * @param tag to record with the error 33660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * @param t exception describing the error site and conditions 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 33860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor public static void wtf(String tag, Throwable t) { 33960d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor try { 34060d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (ActivityManagerNative.getDefault().handleApplicationWtf( 34160d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mApplicationObject, tag, new ApplicationErrorReport.CrashInfo(t))) { 34260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // The Activity Manager has already written us off -- now exit. 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Process.killProcess(Process.myPid()); 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.exit(10); 3459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 34660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t2) { 347c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "Error reporting WTF", t2); 3489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the object identifying this application/process, for reporting VM 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * errors. 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final void setApplicationObject(IBinder app) { 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mApplicationObject = app; 3579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 359438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick public static final IBinder getApplicationObject() { 360438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick return mApplicationObject; 361438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick } 362438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick 3639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable debugging features. 3659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static { 3679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Register handlers for DDM messages. 3689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android.ddm.DdmRegister.registerHandlers(); 3699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 370ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 371ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** 372ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * Handles argument parsing for args related to the runtime. 373ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * 374ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * Current recognized args: 375ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * <ul> 376ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * <li> <code> [--] <start class name> <args> 377ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * </ul> 378ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown */ 379ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown static class Arguments { 380ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** first non-option argument */ 381ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown String startClass; 382ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 383ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** all following arguments */ 384ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown String[] startArgs; 385ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 386ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** 387ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * Constructs instance and parses args 388ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * @param args runtime command-line args 389ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * @throws IllegalArgumentException 390ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown */ 391ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown Arguments(String args[]) throws IllegalArgumentException { 392ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown parseArgs(args); 393ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 394ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 395ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown /** 396ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown * Parses the commandline arguments intended for the Runtime. 397ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown */ 398ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown private void parseArgs(String args[]) 399ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown throws IllegalArgumentException { 400ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown int curArg = 0; 401ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown for (; curArg < args.length; curArg++) { 402ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown String arg = args[curArg]; 403ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 404ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (arg.equals("--")) { 405ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown curArg++; 406ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown break; 407ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } else if (!arg.startsWith("--")) { 408ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown break; 409ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 410ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 411ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 412ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown if (curArg == args.length) { 413ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown throw new IllegalArgumentException("Missing classname argument to RuntimeInit!"); 414ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 415ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown 416ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown startClass = args[curArg++]; 417ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown startArgs = new String[args.length - curArg]; 418ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown System.arraycopy(args, curArg, startArgs, 0, startArgs.length); 419ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 420ebed7d6e35f7f960e6e6add2b8ab7c7a31a511c3Jeff Brown } 4219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 422