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      1 /*
      2  * Copyright (C) 2011 The Android Open Source Project
      3  *
      4  * Licensed under the Apache License, Version 2.0 (the "License");
      5  * you may not use this file except in compliance with the License.
      6  * You may obtain a copy of the License at
      7  *
      8  *      http://www.apache.org/licenses/LICENSE-2.0
      9  *
     10  * Unless required by applicable law or agreed to in writing, software
     11  * distributed under the License is distributed on an "AS IS" BASIS,
     12  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
     13  * See the License for the specific language governing permissions and
     14  * limitations under the License.
     15  */
     16 
     17 package com.android.sdklib;
     18 
     19 import java.io.File;
     20 
     21 
     22 /**
     23  * Describes a system image as used by an {@link IAndroidTarget}.
     24  * A system image has an installation path, a location type and an ABI type.
     25  */
     26 public interface ISystemImage extends Comparable<ISystemImage> {
     27 
     28     /** Indicates the type of location for the system image folder in the SDK. */
     29     public enum LocationType {
     30         /**
     31          * The system image is located in the legacy platform's {@link SdkConstants#FD_IMAGES}
     32          * folder.
     33          * <p/>
     34          * Used by both platform and add-ons.
     35          */
     36         IN_PLATFORM_LEGACY,
     37 
     38         /**
     39          * The system image is located in a sub-directory of the platform's
     40          * {@link SdkConstants#FD_IMAGES} folder, allowing for multiple system
     41          * images within the platform.
     42          * <p/>
     43          * Used by both platform and add-ons.
     44          */
     45         IN_PLATFORM_SUBFOLDER,
     46 
     47         /**
     48          * The system image is located in the new SDK's {@link SdkConstants#FD_SYSTEM_IMAGES}
     49          * folder. Supported as of Tools R14 and Repository XSD version 5.
     50          * <p/>
     51          * Used <em>only</em> by both platform. This is not supported for add-ons yet.
     52          */
     53         IN_SYSTEM_IMAGE,
     54     }
     55 
     56     /** Returns the actual location of an installed system image. */
     57     public abstract File getLocation();
     58 
     59     /** Indicates the location strategy for this system image in the SDK. */
     60     public abstract LocationType getLocationType();
     61 
     62     /**
     63      * Returns the ABI type. For example, one of {@link SdkConstants#ABI_ARMEABI},
     64      * {@link SdkConstants#ABI_ARMEABI_V7A} or  {@link SdkConstants#ABI_INTEL_ATOM}.
     65      * Cannot be null nor empty.
     66      */
     67     public abstract String getAbiType();
     68 }
     69