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Add <autofill-service> that declares AutoFillService metadata.

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The initial version of <autofill-service> may contain a settingsActivity
attribute.

Test: Manual verification
Change-Id: I63a67aa4b7110fbf21d0b01ee53add712bfb0364
This commit is contained in:
Jason Long
2017-01-18 03:16:04 -08:00
parent c100962d9c
commit 4b93f46130
7 changed files with 103 additions and 10 deletions
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13
core/java/android/service/autofill/AutoFillService.java
View File

@@ -61,6 +61,19 @@ public abstract class AutoFillService extends Service {
@SdkConstant(SdkConstant.SdkConstantType.SERVICE_ACTION)
public static final String SERVICE_INTERFACE = "android.service.autofill.AutoFillService";
/**
* Name under which a AutoFillService component publishes information about itself.
* This meta-data should reference an XML resource containing a
* <code>&lt;{@link
* android.R.styleable#AutoFillService autofill-service}&gt;</code> tag.
* This is a a sample XML file configuring an AutoFillService:
* <pre> &lt;autofill-service
* android:settingsActivity="foo.bar.SettingsActivity"
* . . .
* /&gt;</pre>
*/
public static final String SERVICE_META_DATA = "android.autofill";
// Internal bundle keys.
/** @hide */ public static final String KEY_CALLBACK = "callback";
/** @hide */ public static final String KEY_SAVABLE_IDS = "savable_ids";

78
core/java/android/service/autofill/AutoFillServiceInfo.java
View File

@@ -16,20 +16,34 @@
package android.service.autofill;
import android.Manifest;
import android.annotation.Nullable;
import android.app.AppGlobals;
import android.content.ComponentName;
import android.content.pm.PackageManager;
import android.content.pm.ServiceInfo;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.content.res.XmlResourceParser;
import android.os.RemoteException;
import android.util.AttributeSet;
import android.util.Log;
import android.util.Xml;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;
import java.io.IOException;
/** @hide */
public final class AutoFillServiceInfo {
static final String TAG = "AutoFillServiceInfo";
private static ServiceInfo getServiceInfoOrThrow(ComponentName comp, int userHandle)
throws PackageManager.NameNotFoundException {
try {
final ServiceInfo si =
AppGlobals.getPackageManager().getServiceInfo(comp, 0, userHandle);
ServiceInfo si = AppGlobals.getPackageManager().getServiceInfo(
comp,
PackageManager.GET_META_DATA,
userHandle);
if (si != null) {
return si;
}
@@ -38,11 +52,21 @@ public final class AutoFillServiceInfo {
throw new PackageManager.NameNotFoundException(comp.toString());
}
@Nullable
private String mParseError;
@Nullable
private ServiceInfo mServiceInfo;
@Nullable
private String mSettingsActivity;
private AutoFillServiceInfo(ServiceInfo si) {
public AutoFillServiceInfo(PackageManager pm, ComponentName comp, int userHandle)
throws PackageManager.NameNotFoundException {
this(pm, getServiceInfoOrThrow(comp, userHandle));
}
public AutoFillServiceInfo(PackageManager pm, ServiceInfo si)
throws PackageManager.NameNotFoundException{
if (si == null) {
mParseError = "Service not available";
return;
@@ -53,19 +77,57 @@ public final class AutoFillServiceInfo {
return;
}
XmlResourceParser parser = null;
try {
parser = si.loadXmlMetaData(pm, AutoFillService.SERVICE_META_DATA);
if (parser == null) {
mParseError = "No " + AutoFillService.SERVICE_META_DATA
+ " meta-data for " + si.packageName;
return;
}
Resources res = pm.getResourcesForApplication(si.applicationInfo);
AttributeSet attrs = Xml.asAttributeSet(parser);
int type;
while ((type=parser.next()) != XmlPullParser.END_DOCUMENT
&& type != XmlPullParser.START_TAG) {
}
String nodeName = parser.getName();
if (!"autofill-service".equals(nodeName)) {
mParseError = "Meta-data does not start with autofill-service tag";
return;
}
TypedArray array = res.obtainAttributes(attrs,
com.android.internal.R.styleable.AutoFillService);
mSettingsActivity = array.getString(
com.android.internal.R.styleable.AutoFillService_settingsActivity);
array.recycle();
} catch (XmlPullParserException | IOException | PackageManager.NameNotFoundException e) {
mParseError = "Error parsing auto fill service meta-data: " + e;
Log.w(TAG, "error parsing auto fill service meta-data", e);
return;
} finally {
if (parser != null) parser.close();
}
mServiceInfo = si;
}
public AutoFillServiceInfo(ComponentName comp, int userHandle)
throws PackageManager.NameNotFoundException {
this(getServiceInfoOrThrow(comp, userHandle));
}
@Nullable
public String getParseError() {
return mParseError;
}
@Nullable
public ServiceInfo getServiceInfo() {
return mServiceInfo;
}
@Nullable
public String getSettingsActivity() {
return mSettingsActivity;
}
}