Update process importance documentation. (c5bf7584) · Commits · e / os / android_frameworks_base

api/current.txt

+1 −1

Original line number	Diff line number	Diff line
		@@ -5713,7 +5713,7 @@ package android.content {
		field public static final java.lang.String ACTION_USER_PRESENT = "android.intent.action.USER_PRESENT";
		field public static final java.lang.String ACTION_VIEW = "android.intent.action.VIEW";
		field public static final java.lang.String ACTION_VOICE_COMMAND = "android.intent.action.VOICE_COMMAND";
		field public static final java.lang.String ACTION_WALLPAPER_CHANGED = "android.intent.action.WALLPAPER_CHANGED";
		field public static final deprecated java.lang.String ACTION_WALLPAPER_CHANGED = "android.intent.action.WALLPAPER_CHANGED";
		field public static final java.lang.String ACTION_WEB_SEARCH = "android.intent.action.WEB_SEARCH";
		field public static final java.lang.String CATEGORY_ALTERNATIVE = "android.intent.category.ALTERNATIVE";
		field public static final java.lang.String CATEGORY_APP_BROWSER = "android.intent.category.APP_BROWSER";

core/java/android/app/ActivityManager.java

+44 −4

Original line number	Diff line number	Diff line
		@@ -503,6 +503,15 @@ public class ActivityManager {
		* Return a list of the tasks that the user has recently launched, with
		* the most recent being first and older ones after in order.
		*
		* <p><b>Note: this method is only intended for debugging and presenting
		* task management user interfaces</b>. This should never be used for
		* core logic in an application, such as deciding between different
		* behaviors based on the information found here. Such uses are
		* <em>not</em> supported, and will likely break in the future. For
		* example, if multiple applications can be actively running at the
		* same time, assumptions made about the meaning of the data here for
		* purposes of control flow will be incorrect.</p>
		*
		* @param maxNum The maximum number of entries to return in the list. The
		* actual number returned may be smaller, depending on how many tasks the
		* user has started and the maximum number the system can remember.
		@@ -669,6 +678,15 @@ public class ActivityManager {
		* can be restarted in its previous state when next brought to the
		* foreground.
		*
		* <p><b>Note: this method is only intended for debugging and presenting
		* task management user interfaces</b>. This should never be used for
		* core logic in an application, such as deciding between different
		* behaviors based on the information found here. Such uses are
		* <em>not</em> supported, and will likely break in the future. For
		* example, if multiple applications can be actively running at the
		* same time, assumptions made about the meaning of the data here for
		* purposes of control flow will be incorrect.</p>
		*
		* @param maxNum The maximum number of entries to return in the list. The
		* actual number returned may be smaller, depending on how many tasks the
		* user has started.
		@@ -1017,6 +1035,9 @@ public class ActivityManager {
		/**
		* Return a list of the services that are currently running.
		*
		* <p><b>Note: this method is only intended for debugging or implementing
		* service management type user interfaces.</b></p>
		*
		* @param maxNum The maximum number of entries to return in the list. The
		* actual number returned may be smaller, depending on how many services
		* are running.
		@@ -1128,6 +1149,16 @@ public class ActivityManager {
		}
		}

		/**
		* Return general information about the memory state of the system. This
		* can be used to help decide how to manage your own memory, though note
		* that polling is not recommended and
		* {@link android.content.ComponentCallbacks2#onTrimMemory(int)
		* ComponentCallbacks2.onTrimMemory(int)} is the preferred way to do this.
		* Also see {@link #getMyMemoryState} for how to retrieve the current trim
		* level of your process as needed, which gives a better hint for how to
		* manage its memory.
		*/
		public void getMemoryInfo(MemoryInfo outInfo) {
		try {
		ActivityManagerNative.getDefault().getMemoryInfo(outInfo);
		@@ -1497,6 +1528,9 @@ public class ActivityManager {
		* Returns a list of application processes installed on external media
		* that are running on the device.
		*
		* <p><b>Note: this method is only intended for debugging or building
		* a user-facing process management UI.</b></p>
		*
		* @return Returns a list of ApplicationInfo records, or null if none
		* This list ordering is not specified.
		* @hide
		@@ -1512,6 +1546,9 @@ public class ActivityManager {
		/**
		* Returns a list of application processes that are running on the device.
		*
		* <p><b>Note: this method is only intended for debugging or building
		* a user-facing process management UI.</b></p>
		*
		* @return Returns a list of RunningAppProcessInfo records, or null if there are no
		* running processes (it will not return an empty list). This list ordering is not
		* specified.
		@@ -1545,6 +1582,9 @@ public class ActivityManager {
		/**
		* Return information about the memory usage of one or more processes.
		*
		* <p><b>Note: this method is only intended for debugging or building
		* a user-facing process management UI.</b></p>
		*
		* @param pids The pids of the processes whose memory usage is to be
		* retrieved.
		* @return Returns an array of memory information, one for each

core/java/android/app/WallpaperManager.java

+8 −0

Original line number	Diff line number	Diff line
		@@ -637,6 +637,14 @@ public class WallpaperManager {
		* wallpaper it would like to use. This allows such applications to have
		* a virtual wallpaper that is larger than the physical screen, matching
		* the size of their workspace.
		*
		* <p>Note developers, who don't seem to be reading this. This is
		* for <em>home screens</em> to tell what size wallpaper they would like.
		* Nobody else should be calling this! Certainly not other non-home-screen
		* apps that change the wallpaper. Those apps are supposed to
		* <b>retrieve</b> the suggested size so they can construct a wallpaper
		* that matches it.
		*
		* @param minimumWidth Desired minimum width
		* @param minimumHeight Desired minimum height
		*/

core/java/android/content/ComponentCallbacks2.java

+5 −1

Original line number	Diff line number	Diff line
		@@ -89,6 +89,10 @@ public interface ComponentCallbacks2 extends ComponentCallbacks {
		* values may be added -- you will typically want to compare if the value
		* is greater or equal to a level you are interested in.
		*
		* <p>To retrieve the processes current trim level at any point, you can
		* use {@link android.app.ActivityManager#getMyMemoryState
		* ActivityManager.getMyMemoryState(RunningAppProcessInfo)}.
		*
		* @param level The context of the trim, giving a hint of the amount of
		* trimming the application may like to perform. May be
		* {@link #TRIM_MEMORY_COMPLETE}, {@link #TRIM_MEMORY_MODERATE},

core/java/android/content/Intent.java

+14 −2

Original line number	Diff line number	Diff line
		@@ -1624,8 +1624,20 @@ public class Intent implements Parcelable, Cloneable {
		/**
		* Broadcast Action: The current system wallpaper has changed. See
		* {@link android.app.WallpaperManager} for retrieving the new wallpaper.
		*/
		@SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
		* This should <em>only</em> be used to determine when the wallpaper
		* has changed to show the new wallpaper to the user. You should certainly
		* never, in response to this, change the wallpaper or other attributes of
		* it such as the suggested size. That would be crazy, right? You'd cause
		* all kinds of loops, especially if other apps are doing similar things,
		* right? Of course. So please don't do this.
		*
		* @deprecated Modern applications should use
		* {@link android.view.WindowManager.LayoutParams#FLAG_SHOW_WALLPAPER
		* WindowManager.LayoutParams.FLAG_SHOW_WALLPAPER} to have the wallpaper
		* shown behind their UI, rather than watching for this broadcast and
		* rendering the wallpaper on their own.
		*/
		@Deprecated @SdkConstant(SdkConstantType.BROADCAST_INTENT_ACTION)
		public static final String ACTION_WALLPAPER_CHANGED = "android.intent.action.WALLPAPER_CHANGED";
		/**
		* Broadcast Action: The current device {@link android.content.res.Configuration}