2004-03-29 23:29:55 +02:00
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/**
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2004-11-03 00:37:00 +01:00
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*
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2007-02-12 01:59:05 +01:00
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* Copyright 2003-2007 Jive Software.
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2004-11-03 00:37:00 +01:00
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*
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2014-02-17 18:57:38 +01:00
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* Licensed under the Apache License, Version 2.0 (the "License");
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2004-11-03 00:37:00 +01:00
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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2004-03-29 23:29:55 +02:00
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2014-02-15 11:35:08 +01:00
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package org.jivesoftware.smackx.xdata.provider;
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2004-03-29 23:29:55 +02:00
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2014-10-30 12:56:10 +01:00
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import org.jivesoftware.smack.SmackException;
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2004-03-29 23:29:55 +02:00
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import org.jivesoftware.smack.provider.PacketExtensionProvider;
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2015-01-22 13:53:50 +01:00
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import org.jivesoftware.smack.roster.packet.RosterPacket;
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import org.jivesoftware.smack.roster.provider.RosterPacketProvider;
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2014-02-15 11:35:08 +01:00
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import org.jivesoftware.smackx.xdata.FormField;
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import org.jivesoftware.smackx.xdata.packet.DataForm;
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2014-11-19 23:51:53 +01:00
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import org.jivesoftware.smackx.xdatalayout.packet.DataLayout;
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import org.jivesoftware.smackx.xdatalayout.provider.DataLayoutProvider;
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2014-11-22 23:16:45 +01:00
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import org.jivesoftware.smackx.xdatavalidation.packet.ValidateElement;
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import org.jivesoftware.smackx.xdatavalidation.provider.DataValidationProvider;
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2004-03-29 23:29:55 +02:00
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import org.xmlpull.v1.XmlPullParser;
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2014-10-07 21:15:20 +02:00
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import org.xmlpull.v1.XmlPullParserException;
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2004-03-29 23:29:55 +02:00
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2014-10-07 21:15:20 +02:00
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import java.io.IOException;
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2006-07-18 07:14:33 +02:00
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import java.util.ArrayList;
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import java.util.List;
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2004-03-29 23:29:55 +02:00
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/**
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* The DataFormProvider parses DataForm packets.
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*
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* @author Gaston Dombiak
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*/
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2014-10-07 21:15:20 +02:00
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public class DataFormProvider extends PacketExtensionProvider<DataForm> {
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2004-03-29 23:29:55 +02:00
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2014-10-07 21:15:20 +02:00
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@Override
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2014-10-30 12:56:10 +01:00
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public DataForm parse(XmlPullParser parser, int initialDepth) throws XmlPullParserException, IOException,
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SmackException {
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2015-01-10 20:10:46 +01:00
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DataForm.Type dataFormType = DataForm.Type.fromString(parser.getAttributeValue("", "type"));
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DataForm dataForm = new DataForm(dataFormType);
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2014-11-21 09:38:37 +01:00
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outerloop: while (true) {
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2004-03-29 23:29:55 +02:00
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int eventType = parser.next();
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2014-11-21 09:38:37 +01:00
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switch (eventType) {
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case XmlPullParser.START_TAG:
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String name = parser.getName();
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String namespace = parser.getNamespace();
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switch (name) {
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case "instructions":
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2004-04-26 04:33:06 +02:00
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dataForm.addInstruction(parser.nextText());
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2014-11-21 09:38:37 +01:00
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break;
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case "title":
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2004-03-29 23:29:55 +02:00
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dataForm.setTitle(parser.nextText());
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2014-11-21 09:38:37 +01:00
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break;
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case "field":
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2004-03-29 23:29:55 +02:00
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dataForm.addField(parseField(parser));
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2014-11-21 09:38:37 +01:00
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break;
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case "item":
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2004-03-29 23:29:55 +02:00
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dataForm.addItem(parseItem(parser));
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2014-11-21 09:38:37 +01:00
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break;
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case "reported":
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2004-03-29 23:29:55 +02:00
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dataForm.setReportedData(parseReported(parser));
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2014-11-21 09:38:37 +01:00
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break;
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2014-09-12 13:43:04 +02:00
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// See XEP-133 Example 32 for a corner case where the data form contains this extension.
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2014-11-21 09:38:37 +01:00
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case RosterPacket.ELEMENT:
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if (namespace.equals(RosterPacket.NAMESPACE)) {
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dataForm.addExtensionElement(RosterPacketProvider.INSTANCE.parse(parser));
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}
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break;
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2014-11-19 23:51:53 +01:00
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// See XEP-141 Data Forms Layout
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2014-11-21 09:38:37 +01:00
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case DataLayout.ELEMENT:
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if (namespace.equals(DataLayout.NAMESPACE)) {
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dataForm.addExtensionElement(DataLayoutProvider.parse(parser));
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}
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break;
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}
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break;
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case XmlPullParser.END_TAG:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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}
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break;
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2004-03-29 23:29:55 +02:00
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}
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}
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return dataForm;
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}
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2014-10-07 21:15:20 +02:00
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private FormField parseField(XmlPullParser parser) throws XmlPullParserException, IOException {
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2014-11-21 09:38:37 +01:00
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final int initialDepth = parser.getDepth();
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2004-04-05 18:22:52 +02:00
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FormField formField = new FormField(parser.getAttributeValue("", "var"));
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2004-03-29 23:29:55 +02:00
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formField.setLabel(parser.getAttributeValue("", "label"));
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2014-12-27 20:47:57 +01:00
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String typeString = parser.getAttributeValue("", "type");
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if (typeString != null) {
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formField.setType(FormField.Type.fromString(typeString));
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}
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2014-11-21 09:38:37 +01:00
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outerloop: while (true) {
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2004-03-29 23:29:55 +02:00
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int eventType = parser.next();
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2014-11-21 09:38:37 +01:00
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switch (eventType) {
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case XmlPullParser.START_TAG:
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String name = parser.getName();
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2014-11-22 23:16:45 +01:00
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String namespace = parser.getNamespace();
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2014-11-21 09:38:37 +01:00
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switch (name) {
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case "desc":
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2004-03-29 23:29:55 +02:00
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formField.setDescription(parser.nextText());
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2014-11-21 09:38:37 +01:00
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break;
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case "value":
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2004-03-29 23:29:55 +02:00
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formField.addValue(parser.nextText());
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2014-11-21 09:38:37 +01:00
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break;
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case "required":
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2004-03-29 23:29:55 +02:00
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formField.setRequired(true);
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2014-11-21 09:38:37 +01:00
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break;
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case "option":
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2004-03-29 23:29:55 +02:00
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formField.addOption(parseOption(parser));
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2014-11-21 09:38:37 +01:00
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break;
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2014-11-22 23:16:45 +01:00
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// See XEP-122 Data Forms Validation
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case ValidateElement.ELEMENT:
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if (namespace.equals(ValidateElement.NAMESPACE)) {
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formField.setValidateElement(DataValidationProvider.parse(parser));
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}
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break;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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case XmlPullParser.END_TAG:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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break;
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2004-03-29 23:29:55 +02:00
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}
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}
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return formField;
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}
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2014-10-07 21:15:20 +02:00
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private DataForm.Item parseItem(XmlPullParser parser) throws XmlPullParserException, IOException {
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2014-11-21 09:38:37 +01:00
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final int initialDepth = parser.getDepth();
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2012-10-26 12:47:55 +02:00
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List<FormField> fields = new ArrayList<FormField>();
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2014-11-21 09:38:37 +01:00
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outerloop: while (true) {
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2004-03-29 23:29:55 +02:00
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int eventType = parser.next();
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2014-11-21 09:38:37 +01:00
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switch (eventType) {
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case XmlPullParser.START_TAG:
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String name = parser.getName();
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switch (name) {
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case "field":
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2004-03-29 23:29:55 +02:00
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fields.add(parseField(parser));
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2014-11-21 09:38:37 +01:00
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break;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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break;
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case XmlPullParser.END_TAG:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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break;
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2004-03-29 23:29:55 +02:00
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}
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}
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return new DataForm.Item(fields);
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}
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2014-10-07 21:15:20 +02:00
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private DataForm.ReportedData parseReported(XmlPullParser parser) throws XmlPullParserException, IOException {
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2014-11-21 09:38:37 +01:00
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final int initialDepth = parser.getDepth();
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2012-10-26 12:47:55 +02:00
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List<FormField> fields = new ArrayList<FormField>();
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2014-11-21 09:38:37 +01:00
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outerloop: while (true) {
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2004-03-29 23:29:55 +02:00
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int eventType = parser.next();
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2014-11-21 09:38:37 +01:00
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switch (eventType) {
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case XmlPullParser.START_TAG:
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String name = parser.getName();
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switch (name) {
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case "field":
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2004-03-29 23:29:55 +02:00
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fields.add(parseField(parser));
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2014-11-21 09:38:37 +01:00
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break;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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break;
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case XmlPullParser.END_TAG:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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2004-03-29 23:29:55 +02:00
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}
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2014-11-21 09:38:37 +01:00
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break;
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2004-03-29 23:29:55 +02:00
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}
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}
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return new DataForm.ReportedData(fields);
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}
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2014-10-07 21:15:20 +02:00
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private FormField.Option parseOption(XmlPullParser parser) throws XmlPullParserException, IOException {
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2014-11-21 09:38:37 +01:00
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final int initialDepth = parser.getDepth();
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2004-03-29 23:29:55 +02:00
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FormField.Option option = null;
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String label = parser.getAttributeValue("", "label");
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2014-11-21 09:38:37 +01:00
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outerloop: while (true) {
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2004-03-29 23:29:55 +02:00
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int eventType = parser.next();
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2014-11-21 09:38:37 +01:00
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switch (eventType) {
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case XmlPullParser.START_TAG:
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String name = parser.getName();
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switch (name) {
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case "value":
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option = new FormField.Option(label, parser.nextText());
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break;
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}
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break;
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case XmlPullParser.END_TAG:
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if (parser.getDepth() == initialDepth) {
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break outerloop;
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}
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break;
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2004-03-29 23:29:55 +02:00
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}
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}
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return option;
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}
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}
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