org.holoeverywhere.internal.ContentResolverCompat Maven / Gradle / Ivy
package org.holoeverywhere.internal;
import java.io.FileNotFoundException;
import java.util.List;
import android.content.Context;
import android.content.pm.PackageManager.NameNotFoundException;
import android.content.res.Resources;
import android.net.Uri;
import android.text.TextUtils;
public class ContentResolverCompat {
public static class OpenResourceIdResult {
public int id;
public Resources r;
}
public static OpenResourceIdResult getResourceId(Context context, Uri uri)
throws FileNotFoundException {
String authority = uri.getAuthority();
Resources r;
if (TextUtils.isEmpty(authority)) {
throw new FileNotFoundException("No authority: " + uri);
} else {
try {
r = context.getPackageManager().getResourcesForApplication(
authority);
} catch (NameNotFoundException ex) {
throw new FileNotFoundException(
"No package found for authority: " + uri);
}
}
List path = uri.getPathSegments();
if (path == null) {
throw new FileNotFoundException("No path: " + uri);
}
int len = path.size();
int id;
if (len == 1) {
try {
id = Integer.parseInt(path.get(0));
} catch (NumberFormatException e) {
throw new FileNotFoundException(
"Single path segment is not a resource ID: " + uri);
}
} else if (len == 2) {
id = r.getIdentifier(path.get(1), path.get(0), authority);
} else {
throw new FileNotFoundException("More than two path segments: "
+ uri);
}
if (id == 0) {
throw new FileNotFoundException("No resource found for: " + uri);
}
OpenResourceIdResult res = new OpenResourceIdResult();
res.r = r;
res.id = id;
return res;
}
private ContentResolverCompat() {
}
}