diff options
Diffstat (limited to 'core/java/com/android/internal/os')
| -rwxr-xr-x | core/java/com/android/internal/os/PkgUsageStats.java | 22 | ||||
| -rw-r--r-- | core/java/com/android/internal/os/RuntimeInit.java | 13 | ||||
| -rw-r--r-- | core/java/com/android/internal/os/WrapperInit.java | 23 | ||||
| -rw-r--r-- | core/java/com/android/internal/os/ZygoteConnection.java | 22 | ||||
| -rw-r--r-- | core/java/com/android/internal/os/ZygoteInit.java | 11 |
5 files changed, 71 insertions, 20 deletions
diff --git a/core/java/com/android/internal/os/PkgUsageStats.java b/core/java/com/android/internal/os/PkgUsageStats.java index 1ac191b..8c2c405 100755 --- a/core/java/com/android/internal/os/PkgUsageStats.java +++ b/core/java/com/android/internal/os/PkgUsageStats.java @@ -19,6 +19,9 @@ package com.android.internal.os; import android.os.Parcel; import android.os.Parcelable; +import java.util.HashMap; +import java.util.Map; + /** * implementation of PkgUsageStats associated with an * application package. @@ -28,6 +31,7 @@ public class PkgUsageStats implements Parcelable { public String packageName; public int launchCount; public long usageTime; + public Map<String, Long> componentResumeTimes; public static final Parcelable.Creator<PkgUsageStats> CREATOR = new Parcelable.Creator<PkgUsageStats>() { @@ -46,31 +50,45 @@ public class PkgUsageStats implements Parcelable { + " " + packageName + "}"; } - public PkgUsageStats(String pkgName, int count, long time) { + public PkgUsageStats(String pkgName, int count, long time, Map<String, Long> lastResumeTimes) { packageName = pkgName; launchCount = count; usageTime = time; + componentResumeTimes = new HashMap<String, Long>(lastResumeTimes); } public PkgUsageStats(Parcel source) { packageName = source.readString(); launchCount = source.readInt(); usageTime = source.readLong(); + final int N = source.readInt(); + componentResumeTimes = new HashMap<String, Long>(N); + for (int i = 0; i < N; i++) { + String component = source.readString(); + long lastResumeTime = source.readLong(); + componentResumeTimes.put(component, lastResumeTime); + } } public PkgUsageStats(PkgUsageStats pStats) { packageName = pStats.packageName; launchCount = pStats.launchCount; usageTime = pStats.usageTime; + componentResumeTimes = new HashMap<String, Long>(pStats.componentResumeTimes); } public int describeContents() { return 0; } - public void writeToParcel(Parcel dest, int parcelableFlags){ + public void writeToParcel(Parcel dest, int parcelableFlags) { dest.writeString(packageName); dest.writeInt(launchCount); dest.writeLong(usageTime); + dest.writeInt(componentResumeTimes.size()); + for (Map.Entry<String, Long> ent : componentResumeTimes.entrySet()) { + dest.writeString(ent.getKey()); + dest.writeLong(ent.getValue()); + } } } diff --git a/core/java/com/android/internal/os/RuntimeInit.java b/core/java/com/android/internal/os/RuntimeInit.java index f13e770..53516c0 100644 --- a/core/java/com/android/internal/os/RuntimeInit.java +++ b/core/java/com/android/internal/os/RuntimeInit.java @@ -252,9 +252,10 @@ public class RuntimeInit { * <li> <code> [--] <start class name> <args> * </ul> * + * @param targetSdkVersion target SDK version * @param argv arg strings */ - public static final void zygoteInit(String[] argv) + public static final void zygoteInit(int targetSdkVersion, String[] argv) throws ZygoteInit.MethodAndArgsCaller { if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting application from zygote"); @@ -263,7 +264,7 @@ public class RuntimeInit { commonInit(); zygoteInitNative(); - applicationInit(argv); + applicationInit(targetSdkVersion, argv); } /** @@ -274,20 +275,22 @@ public class RuntimeInit { * which calls {@link WrapperInit#main} which then calls this method. * So we don't need to call commonInit() here. * + * @param targetSdkVersion target SDK version * @param argv arg strings */ - public static void wrapperInit(String[] argv) + public static void wrapperInit(int targetSdkVersion, String[] argv) throws ZygoteInit.MethodAndArgsCaller { if (DEBUG) Slog.d(TAG, "RuntimeInit: Starting application from wrapper"); - applicationInit(argv); + applicationInit(targetSdkVersion, argv); } - private static void applicationInit(String[] argv) + private static void applicationInit(int targetSdkVersion, String[] argv) throws ZygoteInit.MethodAndArgsCaller { // We want to be fairly aggressive about heap utilization, to avoid // holding on to a lot of memory that isn't needed. VMRuntime.getRuntime().setTargetHeapUtilization(0.75f); + VMRuntime.getRuntime().setTargetSdkVersion(targetSdkVersion); final Arguments args; try { diff --git a/core/java/com/android/internal/os/WrapperInit.java b/core/java/com/android/internal/os/WrapperInit.java index 860a08c..c6b3e7c 100644 --- a/core/java/com/android/internal/os/WrapperInit.java +++ b/core/java/com/android/internal/os/WrapperInit.java @@ -47,16 +47,22 @@ public class WrapperInit { * wrapper process instead of by forking Zygote. * * The first argument specifies the file descriptor for a pipe that should receive - * the pid of this process, or 0 if none. The remaining arguments are passed to - * the runtime. + * the pid of this process, or 0 if none. + * + * The second argument is the target SDK version for the app. + * + * The remaining arguments are passed to the runtime. * * @param args The command-line arguments. */ public static void main(String[] args) { try { + // Parse our mandatory arguments. + int fdNum = Integer.parseInt(args[0], 10); + int targetSdkVersion = Integer.parseInt(args[1], 10); + // Tell the Zygote what our actual PID is (since it only knows about the // wrapper that it directly forked). - int fdNum = Integer.parseInt(args[0], 10); if (fdNum != 0) { try { FileDescriptor fd = ZygoteInit.createFileDescriptor(fdNum); @@ -73,9 +79,9 @@ public class WrapperInit { ZygoteInit.preload(); // Launch the application. - String[] runtimeArgs = new String[args.length - 1]; - System.arraycopy(args, 1, runtimeArgs, 0, runtimeArgs.length); - RuntimeInit.wrapperInit(runtimeArgs); + String[] runtimeArgs = new String[args.length - 2]; + System.arraycopy(args, 2, runtimeArgs, 0, runtimeArgs.length); + RuntimeInit.wrapperInit(targetSdkVersion, runtimeArgs); } catch (ZygoteInit.MethodAndArgsCaller caller) { caller.run(); } @@ -87,11 +93,12 @@ public class WrapperInit { * * @param invokeWith The wrapper command. * @param niceName The nice name for the application, or null if none. + * @param targetSdkVersion The target SDK version for the app. * @param pipeFd The pipe to which the application's pid should be written, or null if none. * @param args Arguments for {@link RuntimeInit.main}. */ public static void execApplication(String invokeWith, String niceName, - FileDescriptor pipeFd, String[] args) { + int targetSdkVersion, FileDescriptor pipeFd, String[] args) { StringBuilder command = new StringBuilder(invokeWith); command.append(" /system/bin/app_process /system/bin --application"); if (niceName != null) { @@ -99,6 +106,8 @@ public class WrapperInit { } command.append(" com.android.internal.os.WrapperInit "); command.append(pipeFd != null ? pipeFd.getInt$() : 0); + command.append(' '); + command.append(targetSdkVersion); Zygote.appendQuotedShellArgs(command, args); Zygote.execShell(command.toString()); } diff --git a/core/java/com/android/internal/os/ZygoteConnection.java b/core/java/com/android/internal/os/ZygoteConnection.java index 7cb002c..9af7e96 100644 --- a/core/java/com/android/internal/os/ZygoteConnection.java +++ b/core/java/com/android/internal/os/ZygoteConnection.java @@ -18,6 +18,7 @@ package com.android.internal.os; import android.net.Credentials; import android.net.LocalSocket; +import android.os.Build; import android.os.Process; import android.os.SystemProperties; import android.util.Log; @@ -333,6 +334,10 @@ class ZygoteConnection { */ int debugFlags; + /** from --target-sdk-version. */ + int targetSdkVersion; + boolean targetSdkVersionSpecified; + /** from --classpath */ String classpath; @@ -402,6 +407,14 @@ class ZygoteConnection { gidSpecified = true; gid = Integer.parseInt( arg.substring(arg.indexOf('=') + 1)); + } else if (arg.startsWith("--target-sdk-version=")) { + if (targetSdkVersionSpecified) { + throw new IllegalArgumentException( + "Duplicate target-sdk-version specified"); + } + targetSdkVersionSpecified = true; + targetSdkVersion = Integer.parseInt( + arg.substring(arg.indexOf('=') + 1)); } else if (arg.equals("--enable-debugger")) { debugFlags |= Zygote.DEBUG_ENABLE_DEBUGGER; } else if (arg.equals("--enable-safemode")) { @@ -821,9 +834,11 @@ class ZygoteConnection { if (parsedArgs.runtimeInit) { if (parsedArgs.invokeWith != null) { WrapperInit.execApplication(parsedArgs.invokeWith, - parsedArgs.niceName, pipeFd, parsedArgs.remainingArgs); + parsedArgs.niceName, parsedArgs.targetSdkVersion, + pipeFd, parsedArgs.remainingArgs); } else { - RuntimeInit.zygoteInit(parsedArgs.remainingArgs); + RuntimeInit.zygoteInit(parsedArgs.targetSdkVersion, + parsedArgs.remainingArgs); } } else { String className; @@ -885,6 +900,7 @@ class ZygoteConnection { } } + boolean usingWrapper = false; if (pipeFd != null && pid > 0) { DataInputStream is = new DataInputStream(new FileInputStream(pipeFd)); int innerPid = -1; @@ -909,6 +925,7 @@ class ZygoteConnection { if (parentPid > 0) { Log.i(TAG, "Wrapped process has pid " + innerPid); pid = innerPid; + usingWrapper = true; } else { Log.w(TAG, "Wrapped process reported a pid that is not a child of " + "the process that we forked: childPid=" + pid @@ -919,6 +936,7 @@ class ZygoteConnection { try { mSocketOutStream.writeInt(pid); + mSocketOutStream.writeBoolean(usingWrapper); } catch (IOException ex) { Log.e(TAG, "Error reading from command socket", ex); return true; diff --git a/core/java/com/android/internal/os/ZygoteInit.java b/core/java/com/android/internal/os/ZygoteInit.java index b4a7e52..6ec186d 100644 --- a/core/java/com/android/internal/os/ZygoteInit.java +++ b/core/java/com/android/internal/os/ZygoteInit.java @@ -48,7 +48,7 @@ import java.util.ArrayList; * Startup class for the zygote process. * * Pre-initializes some classes, and then waits for commands on a UNIX domain - * socket. Based on these commands, forks of child processes that inherit + * socket. Based on these commands, forks off child processes that inherit * the initial state of the VM. * * Please see {@link ZygoteConnection.Arguments} for documentation on the @@ -453,12 +453,13 @@ public class ZygoteInit { if (parsedArgs.invokeWith != null) { WrapperInit.execApplication(parsedArgs.invokeWith, - parsedArgs.niceName, null, parsedArgs.remainingArgs); + parsedArgs.niceName, parsedArgs.targetSdkVersion, + null, parsedArgs.remainingArgs); } else { /* * Pass the remaining arguments to SystemServer. */ - RuntimeInit.zygoteInit(parsedArgs.remainingArgs); + RuntimeInit.zygoteInit(parsedArgs.targetSdkVersion, parsedArgs.remainingArgs); } /* should never reach here */ @@ -491,7 +492,9 @@ public class ZygoteInit { /* Request to fork the system server process */ pid = Zygote.forkSystemServer( parsedArgs.uid, parsedArgs.gid, - parsedArgs.gids, parsedArgs.debugFlags, null, + parsedArgs.gids, + parsedArgs.debugFlags, + null, parsedArgs.permittedCapabilities, parsedArgs.effectiveCapabilities); } catch (IllegalArgumentException ex) { |