84 lines
4.1 KiB
Java
84 lines
4.1 KiB
Java
/**
|
|
*
|
|
* Copyright 2020 Paul Schaub
|
|
*
|
|
* 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 org.jivesoftware.smackx.stateless_file_sharing.provider;
|
|
|
|
import java.io.IOException;
|
|
import java.util.ArrayList;
|
|
import java.util.List;
|
|
|
|
import org.jivesoftware.smack.packet.NamedElement;
|
|
import org.jivesoftware.smack.packet.XmlEnvironment;
|
|
import org.jivesoftware.smack.parsing.SmackParsingException;
|
|
import org.jivesoftware.smack.parsing.StandardExtensionElementProvider;
|
|
import org.jivesoftware.smack.provider.ExtensionElementProvider;
|
|
import org.jivesoftware.smack.provider.ProviderManager;
|
|
import org.jivesoftware.smack.xml.XmlPullParser;
|
|
import org.jivesoftware.smack.xml.XmlPullParserException;
|
|
import org.jivesoftware.smackx.file_metadata.element.FileMetadataElement;
|
|
import org.jivesoftware.smackx.file_metadata.provider.FileMetadataElementProvider;
|
|
import org.jivesoftware.smackx.stateless_file_sharing.element.FileSharingElement;
|
|
import org.jivesoftware.smackx.stateless_file_sharing.element.SourcesElement;
|
|
import org.jivesoftware.smackx.urldata.element.UrlDataElement;
|
|
import org.jivesoftware.smackx.urldata.provider.UrlDataElementProvider;
|
|
|
|
|
|
public class FileSharingElementProvider extends ExtensionElementProvider<FileSharingElement> {
|
|
|
|
public static final FileSharingElementProvider INSTANCE = new FileSharingElementProvider();
|
|
|
|
@Override
|
|
public FileSharingElement parse(XmlPullParser parser, int initialDepth, XmlEnvironment xmlEnvironment)
|
|
throws XmlPullParserException, IOException, SmackParsingException {
|
|
FileMetadataElement fileMetadataElement = null;
|
|
SourcesElement sourcesElement = null;
|
|
List<UrlDataElement> urlDataElements = new ArrayList<>();
|
|
List<NamedElement> otherSourceElements = new ArrayList<>();
|
|
do {
|
|
XmlPullParser.TagEvent event = parser.nextTag();
|
|
String name = parser.getName();
|
|
|
|
if (event == XmlPullParser.TagEvent.START_ELEMENT) {
|
|
if (name.equals(FileMetadataElement.ELEMENT)) {
|
|
fileMetadataElement = new FileMetadataElementProvider().parse(parser, xmlEnvironment);
|
|
} else if (name.equals(SourcesElement.ELEMENT)) {
|
|
int innerDepth = parser.getDepth();
|
|
do {
|
|
XmlPullParser.TagEvent innerEvent = parser.nextTag();
|
|
String innerName = parser.getName();
|
|
if (innerEvent.equals(XmlPullParser.TagEvent.START_ELEMENT)) {
|
|
if (innerName.equals(UrlDataElement.ELEMENT)) {
|
|
urlDataElements.add(new UrlDataElementProvider().parse(parser));
|
|
} else {
|
|
ExtensionElementProvider<? extends NamedElement> provider = ProviderManager.getExtensionProvider(innerName, parser.getNamespace());
|
|
if (provider == null) {
|
|
provider = new StandardExtensionElementProvider();
|
|
}
|
|
otherSourceElements.add(provider.parse(parser));
|
|
}
|
|
} else {
|
|
if (innerName.equals(SourcesElement.ELEMENT)) {
|
|
sourcesElement = new SourcesElement(urlDataElements, otherSourceElements);
|
|
}
|
|
}
|
|
} while (parser.getDepth() != innerDepth);
|
|
}
|
|
}
|
|
} while (parser.getDepth() != initialDepth);
|
|
return new FileSharingElement(fileMetadataElement, sourcesElement);
|
|
}
|
|
}
|