ADT #1825491: Provide default choices for <uses-library>

We currently hardcode a list in the PlatformTarget and propagate
it to the UI via the AndroidTargetParser. This way we can later
decide to actually get the info from some kind of manifest.

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/sdk/AndroidTargetData.java

@@ -29,6 +29,7 @@ import com.android.layoutlib.api.ILayoutBridge;
 import com.android.sdklib.IAndroidTarget;
 import com.android.sdklib.IAndroidTarget.IOptionalLibrary;
 
+import java.util.ArrayList;
 import java.util.Hashtable;
 import java.util.Map;
 
@@ -97,6 +98,7 @@ public class AndroidTargetData {
     
     /**
      * Creates an AndroidTargetData object.
+     * @param platformLibraries 
      * @param optionalLibraries 
      */
     void setExtraData(IResourceRepository systemResourceRepository,
@@ -110,6 +112,7 @@ public class AndroidTargetData {
             String[] broadcastIntentActionValues,
             String[] serviceIntentActionValues,
             String[] intentCategoryValues,
+            String[] platformLibraries,
             IOptionalLibrary[] optionalLibraries,
             ProjectResources resources,
             LayoutBridge layoutBridge) {
@@ -126,7 +129,7 @@ public class AndroidTargetData {
         setPermissions(permissionValues);
         setIntentFilterActionsAndCategories(activityIntentActionValues, broadcastIntentActionValues,
                 serviceIntentActionValues, intentCategoryValues);
-        setOptionalLibraries(optionalLibraries);
+        setOptionalLibraries(platformLibraries, optionalLibraries);
     }
 
     public DexWrapper getDexWrapper() {
@@ -293,18 +296,23 @@ public class AndroidTargetData {
         setValues("(category,android:name)", intentCategoryValues);          //$NON-NLS-1$
     }
     
-    private void setOptionalLibraries(IOptionalLibrary[] optionalLibraries) {
-        String[] values;
+    private void setOptionalLibraries(String[] platformLibraries,
+            IOptionalLibrary[] optionalLibraries) {
         
-        if (optionalLibraries == null) {
-            values = new String[0];
-        } else {
-            values = new String[optionalLibraries.length];
+        ArrayList<String> libs = new ArrayList<String>();
+        
+        if (platformLibraries != null) {
+            for (String name : platformLibraries) {
+                libs.add(name);
+            }
+        }
+        
+        if (optionalLibraries != null) {
             for (int i = 0; i < optionalLibraries.length; i++) {
-                values[i] = optionalLibraries[i].getName();
+                libs.add(optionalLibraries[i].getName());
             }
         }
-        setValues("(uses-library,android:name)", values);
+        setValues("(uses-library,android:name)",  libs.toArray(new String[libs.size()]));
     }
 
     /**

tools/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/sdk/AndroidTargetParser.java

@@ -267,6 +267,7 @@ public final class AndroidTargetParser {
                     broadcast_actions.toArray(new String[broadcast_actions.size()]),
                     service_actions.toArray(new String[service_actions.size()]),
                     categories.toArray(new String[categories.size()]),
+                    mAndroidTarget.getPlatformLibraries(),
                     mAndroidTarget.getOptionalLibraries(),
                     resources,
                     layoutBridge);

tools/sdkmanager/libs/sdklib/src/com/android/sdklib/AddOnTarget.java

@@ -192,6 +192,15 @@ final class AddOnTarget implements IAndroidTarget {
         return mLibraries;
     }
     
+    /**
+     * Returns the list of libraries of the underlying platform.
+     * 
+     * {@inheritDoc}
+     */
+    public String[] getPlatformLibraries() {
+        return mBasePlatform.getPlatformLibraries();
+    }
+    
     public boolean isCompatibleBaseFor(IAndroidTarget target) {
         // basic test
         if (target == this) {

tools/sdkmanager/libs/sdklib/src/com/android/sdklib/IAndroidTarget.java

@@ -150,6 +150,13 @@ public interface IAndroidTarget extends Comparable<IAndroidTarget> {
      */
     IOptionalLibrary[] getOptionalLibraries();
 
+    /**
+     * Returns the list of libraries available for a given platform.
+     * 
+     * @return an array of libraries provided by the platform or <code>null</code> if there is none.
+     */
+    String[] getPlatformLibraries();
+
     /**
      * Returns whether the given target is compatible with the receiver.
      * <p/>A target is considered compatible if applications developed for the receiver can run on

tools/sdkmanager/libs/sdklib/src/com/android/sdklib/PlatformTarget.java

@@ -149,16 +149,26 @@ final class PlatformTarget implements IAndroidTarget {
         return "HVGA";
     }
 
-    /*
-     * Always returns null, as a standard platforms have no optional libraries.
+    /**
+     * Always returns null, as a standard platform ha no optional libraries.
      * 
-     * (non-Javadoc)
+     * {@inheritDoc}
      * @see com.android.sdklib.IAndroidTarget#getOptionalLibraries()
      */
     public IOptionalLibrary[] getOptionalLibraries() {
         return null;
     }
 
+    /**
+     * Currently always return a fixed list with "android.test.runner" in it.
+     * <p/>
+     * TODO change the fixed library list to be build-dependent later.
+     * {@inheritDoc}
+     */
+    public String[] getPlatformLibraries() {
+        return new String[] { SdkConstants.ANDROID_TEST_RUNNER_LIB };
+    }
+    
     public boolean isCompatibleBaseFor(IAndroidTarget target) {
         // basic test
         if (target == this) {

tools/sdkmanager/libs/sdklib/src/com/android/sdklib/SdkConstants.java

@@ -167,6 +167,9 @@ public final class SdkConstants {
     /** Namespace for the resource XML, i.e. "http://schemas.android.com/apk/res/android" */
     public final static String NS_RESOURCES = "http://schemas.android.com/apk/res/android";
 
+    /** The name of the uses-library that provides "android.test.runner" */
+    public final static String ANDROID_TEST_RUNNER_LIB = "android.test.runner";
+    
     /* Folder path relative to the SDK root */
     /** Path of the documentation directory relative to the sdk folder.
      *  This is an OS path, ending with a separator. */