Merge "Cache application info." into jb-dev (7707e045) · Commits · e / os / android_packages_inputmethods_LatinIME

java/src/com/android/inputmethod/latin/LatinIME.java

+6 −3

Original line number	Diff line number	Diff line
		@@ -667,9 +667,12 @@ public class LatinIME extends InputMethodService implements KeyboardActionListen
		Log.w(TAG, "Use EditorInfo.IME_FLAG_FORCE_ASCII flag instead");
		}

		mTargetApplicationInfo = null;
		mTargetApplicationInfo =
		TargetApplicationGetter.getCachedApplicationInfo(editorInfo.packageName);
		if (null == mTargetApplicationInfo) {
		new TargetApplicationGetter(this /* context /, this / listener */)
		.execute(editorInfo.packageName);
		}

		LatinImeLogger.onStartInputView(editorInfo);
		// In landscape mode, this method gets called without the input view being created.

+11 −1

Original line number	Diff line number	Diff line
		@@ -20,9 +20,19 @@ import android.content.Context;
		import android.content.pm.ApplicationInfo;
		import android.content.pm.PackageManager;
		import android.os.AsyncTask;
		import android.util.LruCache;

		public class TargetApplicationGetter extends AsyncTask<String, Void, ApplicationInfo> {

		private static final int MAX_CACHE_ENTRIES = 64; // arbitrary
		private static LruCache<String, ApplicationInfo> sCache =
		new LruCache<String, ApplicationInfo>(MAX_CACHE_ENTRIES);

		public static ApplicationInfo getCachedApplicationInfo(final String packageName) {
		return sCache.get(packageName);
		}
		// TODO: Wipe the cache when new packages are installed.

		public interface OnTargetApplicationKnownListener {
		public void onTargetApplicationKnown(final ApplicationInfo info);
		}
		@@ -38,12 +48,12 @@ public class TargetApplicationGetter extends AsyncTask<String, Void, Application

		@Override
		protected ApplicationInfo doInBackground(final String... packageName) {
		// TODO: cache app info. Wipe the cache when new packages are installed.
		final PackageManager pm = mContext.getPackageManager();
		mContext = null; // Bazooka-powered anti-leak device
		try {
		final ApplicationInfo targetAppInfo =
		pm.getApplicationInfo(packageName[0], 0 /* flags */);
		sCache.put(packageName[0], targetAppInfo);
		return targetAppInfo;
		} catch (android.content.pm.PackageManager.NameNotFoundException e) {
		return null;