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Commit 3b95621e authored by Eric Holk's avatar Eric Holk
Browse files

[layout precompilation] Add testing hook for precompiled layouts 

We want to be able to control at a fine grained level whether precompiled
layouts are enabled so we can compare inflation results with and without. This
changes adds a @TestApi method that supports this.

Bug: 111895153
Merged-In: Ib6b62d79a9ca7aefefff8639752aa5838e491038
Change-Id: I2f28f6912499825e52c17cc163be9c0fe93855cb
parent 34b11c92

api/test-current.txt

+4 −0
Original line number Diff line number Diff line
@@ -1790,6 +1790,10 @@ package android.view { 
    method public boolean isSystemGroup();

  }



  public abstract class LayoutInflater {

    method public void setPrecompiledLayoutsEnabledForTesting(boolean);

  }



  public final class MotionEvent extends android.view.InputEvent implements android.os.Parcelable {

    method public void setActionButton(int);

    method public void setButtonState(int);

core/java/android/view/LayoutInflater.java

+18 −2
Original line number Diff line number Diff line
@@ -20,6 +20,7 @@ import android.annotation.LayoutRes; 
import android.annotation.NonNull;

import android.annotation.Nullable;

import android.annotation.SystemService;

import android.annotation.TestApi;

import android.annotation.UnsupportedAppUsage;

import android.content.Context;

import android.content.res.Resources;
@@ -389,9 +390,13 @@ public abstract class LayoutInflater { 
    }



    private void initPrecompiledViews() {

        initPrecompiledViews(

                SystemProperties.getBoolean(USE_PRECOMPILED_LAYOUT_SYSTEM_PROPERTY, false));

    }



    private void initPrecompiledViews(boolean enablePrecompiledViews) {

        mUseCompiledView = enablePrecompiledViews;

        try {

            mUseCompiledView =

                SystemProperties.getBoolean(USE_PRECOMPILED_LAYOUT_SYSTEM_PROPERTY, false);

            if (mUseCompiledView) {

                mPrecompiledClassLoader = mContext.getClassLoader();

                String dexFile = mContext.getCodeCacheDir() + COMPILED_VIEW_DEX_FILE_NAME;
@@ -409,6 +414,17 @@ public abstract class LayoutInflater { 
            }

            mUseCompiledView = false;

        }

        if (!mUseCompiledView) {

            mPrecompiledClassLoader = null;

        }

    }



    /**

     * @hide for use by CTS tests

     */

    @TestApi

    public void setPrecompiledLayoutsEnabledForTesting(boolean enablePrecompiledLayouts) {

        initPrecompiledViews(enablePrecompiledLayouts);

    }



    /**