RuntimeInit.java revision 438d0595121a7a2cdf19741e76e3c0e21a5c173d
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.Config; 279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport android.util.Log; 28c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackbornimport android.util.Slog; 299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 309066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport com.android.internal.logging.AndroidConfig; 319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport dalvik.system.VMRuntime; 339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.reflect.Method; 359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.lang.reflect.Modifier; 369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.concurrent.atomic.AtomicInteger; 379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.logging.LogManager; 389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport java.util.TimeZone; 399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectimport org.apache.harmony.luni.internal.util.TimezoneGetter; 419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project/** 439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Main entry point for runtime initialization. Not for 449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * public consumption. 459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @hide 469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Projectpublic class RuntimeInit { 489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private final static String TAG = "AndroidRuntime"; 499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** true if commonInit() has been called */ 519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static boolean initialized; 529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 5360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor private static IBinder mApplicationObject; 5460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 5560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor private static volatile boolean mCrashing = false; 5660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Use this to log a message when a thread exits due to an uncaught 599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * exception. The framework catches these for the main threads, so 609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * this should only matter for threads created by applications. 619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static class UncaughtHandler implements Thread.UncaughtExceptionHandler { 639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public void uncaughtException(Thread t, Throwable e) { 649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 6560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Don't re-enter -- avoid infinite loops if crash-reporting crashes. 6660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (mCrashing) return; 6760d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mCrashing = true; 6860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 6960d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (mApplicationObject == null) { 70c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "*** FATAL EXCEPTION IN SYSTEM PROCESS: " + t.getName(), e); 7160d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } else { 72c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "FATAL EXCEPTION: " + t.getName(), e); 7360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } 7460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor 7560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Bring up crash dialog, wait for it to be dismissed 7660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor ActivityManagerNative.getDefault().handleApplicationCrash( 7760d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mApplicationObject, new ApplicationErrorReport.CrashInfo(e)); 7860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t2) { 7960d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor try { 80c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "Error reporting crash", t2); 8160d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t3) { 82c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn // Even Slog.e() fails! Oh well. 8360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } 8460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } finally { 8560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // Try everything to make sure this process goes away. 8660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor Process.killProcess(Process.myPid()); 8760d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor System.exit(10); 889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final void commonInit() { 93c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn if (Config.LOGV) Slog.d(TAG, "Entered RuntimeInit!"); 949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* set default handler; this applies to all threads in the VM */ 969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Thread.setDefaultUncaughtExceptionHandler(new UncaughtHandler()); 979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int hasQwerty = getQwertyKeyboard(); 99e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 100c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn if (Config.LOGV) Slog.d(TAG, ">>>>> qwerty keyboard = " + hasQwerty); 1019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (hasQwerty == 1) { 1029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.setProperty("qwerty", "1"); 1039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Install a TimezoneGetter subclass for ZoneInfo.db 1079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TimezoneGetter.setInstance(new TimezoneGetter() { 1099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project @Override 1109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public String getId() { 1119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return SystemProperties.get("persist.sys.timezone"); 1129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project }); 1149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project TimeZone.setDefault(null); 1159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 1179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Sets handler for java.util.logging to use Android log facilities. 1189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The odd "new instance-and-then-throw-away" is a mirror of how 1199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the "java.util.logging.config.class" system property works. We 1209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * can't use the system property here since the logger has almost 1219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * certainly already been initialized. 1229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project LogManager.getLogManager().reset(); 1249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project new AndroidConfig(); 1259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 127d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * Sets the default HTTP User-Agent used by HttpURLConnection. 128d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson */ 129d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String userAgent = getDefaultUserAgent(); 130d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson System.setProperty("http.agent", userAgent); 131d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 132d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson /* 1339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * If we're running in an emulator launched with "-trace", put the 1349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * VM into emulator trace profiling mode so that the user can hit 1359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * F9/F10 at any time to capture traces. This has performance 1369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * consequences, so it's not something you want to do always. 1379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 1389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String trace = SystemProperties.get("ro.kernel.android.tracing"); 1399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (trace.equals("1")) { 140c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.i(TAG, "NOTE: emulator trace profiling enabled"); 1419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Debug.enableEmulatorTraceOutput(); 1429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project initialized = true; 1459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 1469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 148d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * Returns an HTTP user agent of the form 149d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson * "Dalvik/1.1.0 (Linux; U; Android Eclair Build/MASTER)". 150d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson */ 151d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson private static String getDefaultUserAgent() { 152d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson StringBuilder result = new StringBuilder(64); 153d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append("Dalvik/"); 154d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(System.getProperty("java.vm.version")); // such as 1.1.0 155d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(" (Linux; U; Android "); 156d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 157d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String version = Build.VERSION.RELEASE; // "1.0" or "3.4b5" 158d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(version.length() > 0 ? version : "1.0"); 159d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 160d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson // add the model for the release build 161d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if ("REL".equals(Build.VERSION.CODENAME)) { 162d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String model = Build.MODEL; 163d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if (model.length() > 0) { 164d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append("; "); 165d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(model); 166d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 167d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 168d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson String id = Build.ID; // "MASTER" or "M4-rc20" 169d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson if (id.length() > 0) { 170d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(" Build/"); 171d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(id); 172d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 173d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson result.append(")"); 174d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson return result.toString(); 175d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson } 176d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson 177d0f80d445644bfc08b62339f01766b924e42dc4dJesse Wilson /** 1789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Invokes a static "main(argv[]) method on class "className". 1799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Converts various failing exceptions into RuntimeExceptions, with 1809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * the assumption that they will then cause the VM instance to exit. 1819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 1829066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param className Fully-qualified class name 1839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @param argv Argument vector for main() 1849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 185e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee private static void invokeStaticMain(String className, String[] argv) 1869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throws ZygoteInit.MethodAndArgsCaller { 187e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 1889066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // We want to be fairly aggressive about heap utilization, to avoid 1899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // holding on to a lot of memory that isn't needed. 1909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project VMRuntime.getRuntime().setTargetHeapUtilization(0.75f); 191e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 1929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Class<?> cl; 1939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 1949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 1959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project cl = Class.forName(className); 1969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (ClassNotFoundException ex) { 1979066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 1989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Missing class when invoking static main " + className, 1999066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project ex); 2009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Method m; 2039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project try { 2049066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project m = cl.getMethod("main", new Class[] { String[].class }); 2059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (NoSuchMethodException ex) { 2069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Missing static main on " + className, ex); 2089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } catch (SecurityException ex) { 2099066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Problem getting static main on " + className, ex); 2119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2139066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int modifiers = m.getModifiers(); 2149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (! (Modifier.isStatic(modifiers) && Modifier.isPublic(modifiers))) { 2159066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new RuntimeException( 2169066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project "Main method is not public and static on " + className); 2179066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2189066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2199066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * This throw gets caught in ZygoteInit.main(), which responds 2219066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * by invoking the exception's run() method. This arrangement 2229066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * clears up all the stack frames that were required in setting 2239066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * up the process. 2249066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2259066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project throw new ZygoteInit.MethodAndArgsCaller(m, argv); 2269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final void main(String[] argv) { 2299066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project commonInit(); 230e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /* 2329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Now that we're running in interpreted code, call back into native code 2339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * to run the system. 2349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 2359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project finishInit(); 2369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 237c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn if (Config.LOGV) Slog.d(TAG, "Leaving RuntimeInit!"); 2389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 239e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void finishInit(); 2419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * The main function called when started through the zygote process. This 2449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * could be unified with main(), if the native code in finishInit() 2459066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * were rationalized with Zygote startup.<p> 2469066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * 2479066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Current recognized args: 2489066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <ul> 2499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * <li> --nice-name=<i>nice name to appear in ps</i> 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 { 2579066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // TODO: Doing this here works, but it seems kind of arbitrary. Find 2589066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // a better place. The goal is to set it up for applications, but not 2599066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // tools like am. 2609066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.setOut(new AndroidPrintStream(Log.INFO, "System.out")); 2619066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.setErr(new AndroidPrintStream(Log.WARN, "System.err")); 2629066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2639066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project commonInit(); 2649066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project zygoteInitNative(); 2659066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2669066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project int curArg = 0; 2679066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project for ( /* curArg */ ; curArg < argv.length; curArg++) { 2689066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String arg = argv[curArg]; 2699066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2709066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (arg.equals("--")) { 2719066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project curArg++; 2729066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2739066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (!arg.startsWith("--")) { 2749066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project break; 2759066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } else if (arg.startsWith("--nice-name=")) { 2769066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String niceName = arg.substring(arg.indexOf('=') + 1); 2779066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Process.setArgV0(niceName); 2789066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2799066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2809066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2819066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project if (curArg == argv.length) { 282c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "Missing classname argument to RuntimeInit!"); 2839066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // let the process exit 2849066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project return; 2859066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2869066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2879066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Remaining arguments are passed to the start class's static main 288e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2899066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String startClass = argv[curArg++]; 2909066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project String[] startArgs = new String[argv.length - curArg]; 2919066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2929066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.arraycopy(argv, curArg, startArgs, 0, startArgs.length); 2939066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project invokeStaticMain(startClass, startArgs); 2949066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 2959066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 2969066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void zygoteInitNative(); 297e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 2989066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 2999066cfe9886ac131c34d59ed0e2d287b0e3c0087The 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. 3009066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3019066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native int isComputerOn(); 3029066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3039066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 304e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * Turns the computer on if the computer is off. If the computer is on, the behavior of this method is undefined. 3059066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3069066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final native void turnComputerOn(); 3079066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3089066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 309e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * 3109066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * @return 1 if the device has a qwerty keyboard 3119066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3129066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static native int getQwertyKeyboard(); 313e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee 3149066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 31560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * Report a serious error in the current process. May or may not cause 31660d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * the process to terminate (depends on system settings). 317e540833fdff4d58e37c9ba859388e24e2945ed45Bob Lee * 31860d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * @param tag to record with the error 31960d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor * @param t exception describing the error site and conditions 3209066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 32160d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor public static void wtf(String tag, Throwable t) { 32260d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor try { 32360d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor if (ActivityManagerNative.getDefault().handleApplicationWtf( 32460d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor mApplicationObject, tag, new ApplicationErrorReport.CrashInfo(t))) { 32560d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor // The Activity Manager has already written us off -- now exit. 3269066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project Process.killProcess(Process.myPid()); 3279066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project System.exit(10); 3289066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 32960d8762413e8daba5f73559786312a9ec5e3b827Dan Egnor } catch (Throwable t2) { 330c9421ba1f46d9f9aeee833e1fde2cc263b058411Dianne Hackborn Slog.e(TAG, "Error reporting WTF", t2); 3319066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3329066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3339066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3349066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** Counter used to prevent reentrancy in {@link #reportException}. */ 3359066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project private static final AtomicInteger sInReportException = new AtomicInteger(); 3369066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 3379066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3389066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Set the object identifying this application/process, for reporting VM 3399066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * errors. 3409066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3419066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project public static final void setApplicationObject(IBinder app) { 3429066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project mApplicationObject = app; 3439066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3449066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project 345438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick public static final IBinder getApplicationObject() { 346438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick return mApplicationObject; 347438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick } 348438d0595121a7a2cdf19741e76e3c0e21a5c173dBrad Fitzpatrick 3499066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project /** 3509066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project * Enable debugging features. 3519066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project */ 3529066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project static { 3539066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project // Register handlers for DDM messages. 3549066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project android.ddm.DdmRegister.registerHandlers(); 3559066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project } 3569066cfe9886ac131c34d59ed0e2d287b0e3c0087The Android Open Source Project} 357