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Commit 61221290 authored by Fyodor Kupolov's avatar Fyodor Kupolov
Browse files

API for accessing preloaded files cache 

Added @SystemAPI method Context.getPreloadsFileCache.

Bug: 31008665
Test: manual
Change-Id: Id61ab5e1b78d8bfbd40f61985406a8de4082b30f
parent a722a2ea

api/system-current.txt

+3 −0
Original line number Diff line number Diff line
@@ -8990,6 +8990,7 @@ package android.content { 
    method public abstract android.content.pm.PackageManager getPackageManager();

    method public abstract java.lang.String getPackageName();

    method public abstract java.lang.String getPackageResourcePath();

    method public abstract java.io.File getPreloadsFileCache();

    method public abstract android.content.res.Resources getResources();

    method public abstract android.content.SharedPreferences getSharedPreferences(java.lang.String, int);

    method public final java.lang.String getString(int);
@@ -9201,6 +9202,7 @@ package android.content { 
    method public android.content.pm.PackageManager getPackageManager();

    method public java.lang.String getPackageName();

    method public java.lang.String getPackageResourcePath();

    method public java.io.File getPreloadsFileCache();

    method public android.content.res.Resources getResources();

    method public android.content.SharedPreferences getSharedPreferences(java.lang.String, int);

    method public java.lang.Object getSystemService(java.lang.String);
@@ -43387,6 +43389,7 @@ package android.test.mock { 
    method public android.content.pm.PackageManager getPackageManager();

    method public java.lang.String getPackageName();

    method public java.lang.String getPackageResourcePath();

    method public java.io.File getPreloadsFileCache();

    method public android.content.res.Resources getResources();

    method public android.content.SharedPreferences getSharedPreferences(java.lang.String, int);

    method public java.lang.Object getSystemService(java.lang.String);

core/java/android/app/ContextImpl.java

+9 −0
Original line number Diff line number Diff line
@@ -638,6 +638,15 @@ class ContextImpl extends Context { 
        }

    }



    /**

     * @hide

     */

    @Nullable

    @Override

    public File getPreloadsFileCache() {

        return Environment.getDataPreloadsFileCacheDirectory(getPackageName());

    }



    @Override

    public File getFileStreamPath(String name) {

        return makeFilename(getFilesDir(), name);

core/java/android/content/Context.java

+10 −0
Original line number Diff line number Diff line
@@ -1229,6 +1229,16 @@ public abstract class Context { 
    @Nullable

    public abstract File getExternalCacheDir();



    /**

     * Returns absolute path to application-specific directory in the preloaded cache.

     * <p>Files stored in the cache directory can be deleted when the device runs low on storage.

     * There is no guarantee when these files will be deleted.

     * @hide

     */

    @Nullable

    @SystemApi

    public abstract File getPreloadsFileCache();



    /**

     * Returns absolute paths to application-specific directories on all

     * shared/external storage devices where the application can place cache

core/java/android/content/ContextWrapper.java

+7 −0
Original line number Diff line number Diff line
@@ -281,6 +281,13 @@ public class ContextWrapper extends Context { 
        return mBase.getDir(name, mode);

    }





    /** @hide **/

    @Override

    public File getPreloadsFileCache() {

        return mBase.getPreloadsFileCache();

    }



    @Override

    public SQLiteDatabase openOrCreateDatabase(String name, int mode, CursorFactory factory) {

        return mBase.openOrCreateDatabase(name, mode, factory);

test-runner/src/android/test/mock/MockContext.java

+4 −0
Original line number Diff line number Diff line
@@ -759,6 +759,10 @@ public class MockContext extends Context { 
        throw new UnsupportedOperationException();

    }



    /** @hide **/

    @Override

    public File getPreloadsFileCache() { throw new UnsupportedOperationException(); }



    @Override

    public Context createDeviceProtectedStorageContext() {

        throw new UnsupportedOperationException();