M7350/base/core/java/android/content/SyncAdaptersCache.java

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2024-09-09 08:52:07 +00:00
/*
* Copyright (C) 2009 The Android Open Source Project
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package android.content;
import android.content.pm.RegisteredServicesCache;
import android.content.pm.XmlSerializerAndParser;
import android.content.res.Resources;
import android.content.res.TypedArray;
import android.util.AttributeSet;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlSerializer;
import org.xmlpull.v1.XmlPullParserException;
import java.io.IOException;
/**
* A cache of services that export the {@link android.content.ISyncAdapter} interface.
* @hide
*/
/* package private */ class SyncAdaptersCache extends RegisteredServicesCache<SyncAdapterType> {
private static final String TAG = "Account";
private static final String SERVICE_INTERFACE = "android.content.SyncAdapter";
private static final String SERVICE_META_DATA = "android.content.SyncAdapter";
private static final String ATTRIBUTES_NAME = "sync-adapter";
private static final MySerializer sSerializer = new MySerializer();
SyncAdaptersCache(Context context) {
super(context, SERVICE_INTERFACE, SERVICE_META_DATA, ATTRIBUTES_NAME, sSerializer);
}
public SyncAdapterType parseServiceAttributes(Resources res,
String packageName, AttributeSet attrs) {
TypedArray sa = res.obtainAttributes(attrs,
com.android.internal.R.styleable.SyncAdapter);
try {
final String authority =
sa.getString(com.android.internal.R.styleable.SyncAdapter_contentAuthority);
final String accountType =
sa.getString(com.android.internal.R.styleable.SyncAdapter_accountType);
if (authority == null || accountType == null) {
return null;
}
final boolean userVisible =
sa.getBoolean(com.android.internal.R.styleable.SyncAdapter_userVisible, true);
final boolean supportsUploading =
sa.getBoolean(com.android.internal.R.styleable.SyncAdapter_supportsUploading,
true);
return new SyncAdapterType(authority, accountType, userVisible, supportsUploading);
} finally {
sa.recycle();
}
}
static class MySerializer implements XmlSerializerAndParser<SyncAdapterType> {
public void writeAsXml(SyncAdapterType item, XmlSerializer out) throws IOException {
out.attribute(null, "authority", item.authority);
out.attribute(null, "accountType", item.accountType);
}
public SyncAdapterType createFromXml(XmlPullParser parser)
throws IOException, XmlPullParserException {
final String authority = parser.getAttributeValue(null, "authority");
final String accountType = parser.getAttributeValue(null, "accountType");
return SyncAdapterType.newKey(authority, accountType);
}
}
}