implement passing a URI to open inside the application

Supported URI schemes will also be added to the .desktop file for --install

The URI is passed as named parameter --uri. This allows us to use unnamed parameters
for split APK apps in the future

src/api-impl/android/content/IntentFilter.java

@@ -9,6 +9,7 @@ public class IntentFilter {
 	
 	private List<String> actions = new ArrayList<>();
 	private Set<String> categories = new HashSet<>();
+	private List<String> dataSchemes = new ArrayList<>();
 
 	public IntentFilter() {}
 	public IntentFilter(String action) {
@@ -42,4 +43,20 @@ public class IntentFilter {
 	}
 
 	public void setPriority(int priority) {}
+
+	public void addDataScheme(String dataScheme) {
+		dataSchemes.add(dataScheme);
+	}
+
+	public boolean hasDataScheme(String dataScheme) {
+		return dataSchemes.contains(dataScheme);
+	}
+
+	public int countDataSchemes() {
+		return dataSchemes.size();
+	}
+
+	public String getDataScheme(int index) {
+		return dataSchemes.get(index);
+	}
 }

src/api-impl/android/content/pm/PackageParser.java

@@ -28,6 +28,7 @@ import android.os.Build;
 import android.os.Bundle;
 import android.os.PatternMatcher;
 import android.os.UserHandle;
+import android.text.TextUtils;
 import android.util.AttributeSet;
 import android.util.Base64;
 import android.util.DisplayMetrics;
@@ -2247,6 +2248,10 @@ public class PackageParser {
 				XmlUtils.skipCurrentTag(parser);
 				outInfo.addCategory(value);
 			} else if (nodeName.equals("data")) {
+				String scheme = parser.getAttributeValue(
+						ANDROID_RESOURCES, "scheme");
+				if (!TextUtils.isEmpty(scheme))
+					outInfo.addDataScheme(scheme);
 				XmlUtils.skipCurrentTag(parser);
 			} else if (!RIGID_PARSER) {
 				Slog.w(TAG, "Unknown element under <intent-filter>: "