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Commit 360b2c44 authored by Robert Benea's avatar Robert Benea Committed by Brad Ebinger
Browse files

Replace HashMap with ArrayMap for services 

The number of services is pretty limited (100ish), use the more
memory efficient Map.

Test: tested on android go
Merged-In: I092c6816afba77fde4195c68a211804d4a561b77
Change-Id: I092c6816afba77fde4195c68a211804d4a561b77
parent a6874fcc

core/java/android/app/SystemServiceRegistry.java

+6 −5
Original line number Diff line number Diff line
@@ -150,6 +150,7 @@ import android.telephony.TelephonyManager; 
import android.telephony.euicc.EuiccCardManager;

import android.telephony.euicc.EuiccManager;

import android.telephony.ims.RcsManager;

import android.util.ArrayMap;

import android.util.Log;

import android.view.ContextThemeWrapper;

import android.view.LayoutInflater;
@@ -171,7 +172,7 @@ import com.android.internal.net.INetworkWatchlistManager; 
import com.android.internal.os.IDropBoxManagerService;

import com.android.internal.policy.PhoneLayoutInflater;



import java.util.HashMap;

import java.util.Map;



/**

 * Manages all of the system services that can be returned by {@link Context#getSystemService}.
@@ -182,10 +183,10 @@ final class SystemServiceRegistry { 


    // Service registry information.

    // This information is never changed once static initialization has completed.

    private static final HashMap<Class<?>, String> SYSTEM_SERVICE_NAMES =

            new HashMap<Class<?>, String>();

    private static final HashMap<String, ServiceFetcher<?>> SYSTEM_SERVICE_FETCHERS =

            new HashMap<String, ServiceFetcher<?>>();

    private static final Map<Class<?>, String> SYSTEM_SERVICE_NAMES =

            new ArrayMap<Class<?>, String>();

    private static final Map<String, ServiceFetcher<?>> SYSTEM_SERVICE_FETCHERS =

            new ArrayMap<String, ServiceFetcher<?>>();

    private static int sServiceCacheSize;



    // Not instantiable.

core/java/android/os/ServiceManager.java

+2 −2
Original line number Diff line number Diff line
@@ -17,13 +17,13 @@ 
package android.os;



import android.annotation.UnsupportedAppUsage;

import android.util.ArrayMap;

import android.util.Log;



import com.android.internal.annotations.GuardedBy;

import com.android.internal.os.BinderInternal;

import com.android.internal.util.StatLogger;



import java.util.HashMap;

import java.util.Map;



/** @hide */
@@ -38,7 +38,7 @@ public final class ServiceManager { 
     * Cache for the "well known" services, such as WM and AM.

     */

    @UnsupportedAppUsage

    private static HashMap<String, IBinder> sCache = new HashMap<String, IBinder>();

    private static Map<String, IBinder> sCache = new ArrayMap<String, IBinder>();



    /**

     * We do the "slow log" at most once every this interval.