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08e897113d
And matching ImportOrder settings for Eclipse in resources/eclipse/smack.importorder
100 lines
3.8 KiB
Java
100 lines
3.8 KiB
Java
/**
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*
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* Copyright 2015 Florian Schmaus.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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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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package org.jivesoftware.smack.parsing;
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import java.io.IOException;
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import java.util.LinkedHashMap;
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import java.util.Map;
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import org.jivesoftware.smack.packet.StandardExtensionElement;
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import org.jivesoftware.smack.packet.StandardExtensionElement.Builder;
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import org.jivesoftware.smack.provider.ExtensionElementProvider;
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import org.jivesoftware.smack.util.ParserUtils;
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import org.jivesoftware.smack.util.StringUtils;
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import org.xmlpull.v1.XmlPullParser;
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import org.xmlpull.v1.XmlPullParserException;
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/**
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* The parser for {@link StandardExtensionElement}s.
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*
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* @author Florian Schmaus
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*
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*/
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public class StandardExtensionElementProvider extends ExtensionElementProvider<StandardExtensionElement> {
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public static StandardExtensionElementProvider INSTANCE = new StandardExtensionElementProvider();
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@Override
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public StandardExtensionElement parse(final XmlPullParser parser, final int initialDepth)
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throws XmlPullParserException, IOException {
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// Unlike most (all?) other providers, we don't know the name and namespace of the element
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// we are parsing here.
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String name = parser.getName();
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String namespace = parser.getNamespace();
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Builder builder = StandardExtensionElement.builder(name, namespace);
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final int namespaceCount = parser.getNamespaceCount(initialDepth);
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final int attributeCount = parser.getAttributeCount();
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final Map<String, String> attributes = new LinkedHashMap<>(namespaceCount + attributeCount);
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for (int i = 0; i < namespaceCount; i++) {
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String nsprefix = parser.getNamespacePrefix(i);
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if (nsprefix == null) {
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// Skip the default namespace.
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continue;
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}
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// XmlPullParser must either return null or a non-empty String.
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assert StringUtils.isNotEmpty(nsprefix);
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String nsuri = parser.getNamespaceUri(i);
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attributes.put("xmlns:" + nsprefix, nsuri);
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}
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for (int i = 0; i < attributeCount; i++) {
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String attributePrefix = parser.getAttributePrefix(i);
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String attributeName = parser.getAttributeName(i);
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String attributeValue = parser.getAttributeValue(i);
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String attributeKey;
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if (StringUtils.isNullOrEmpty(attributePrefix)) {
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attributeKey = attributeName;
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}
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else {
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attributeKey = attributePrefix + ':' + attributeName;
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}
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attributes.put(attributeKey, attributeValue);
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}
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builder.addAttributes(attributes);
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outerloop: while (true) {
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int event = parser.next();
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switch (event) {
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case XmlPullParser.START_TAG:
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builder.addElement(parse(parser, parser.getDepth()));
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break;
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case XmlPullParser.TEXT:
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builder.setText(parser.getText());
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break;
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case XmlPullParser.END_TAG:
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if (initialDepth == parser.getDepth()) {
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break outerloop;
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}
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break;
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}
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}
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ParserUtils.assertAtEndTag(parser);
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return builder.build();
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}
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}
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