| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you 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.apache.axiom.util.stax.dialect; |
| |
| import javax.xml.namespace.NamespaceContext; |
| import javax.xml.stream.XMLStreamReader; |
| |
| import org.apache.axiom.ext.stax.DelegatingXMLStreamReader; |
| import org.apache.axiom.util.stax.wrapper.XMLStreamReaderWrapper; |
| |
| class Woodstox4StreamReaderWrapper extends XMLStreamReaderWrapper implements DelegatingXMLStreamReader { |
| public Woodstox4StreamReaderWrapper(XMLStreamReader reader) { |
| super(reader); |
| } |
| |
| public String getCharacterEncodingScheme() { |
| if (getEventType() == START_DOCUMENT) { |
| return super.getCharacterEncodingScheme(); |
| } else { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public String getEncoding() { |
| if (getEventType() == START_DOCUMENT) { |
| return super.getEncoding(); |
| } else { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public String getVersion() { |
| if (getEventType() == START_DOCUMENT) { |
| return super.getVersion(); |
| } else { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public boolean isStandalone() { |
| if (getEventType() == START_DOCUMENT) { |
| return super.isStandalone(); |
| } else { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public boolean standaloneSet() { |
| if (getEventType() == START_DOCUMENT) { |
| return super.standaloneSet(); |
| } else { |
| throw new IllegalStateException(); |
| } |
| } |
| |
| public boolean isCharacters() { |
| // TODO: in the dialect detection we should take into account the Woodstox version, |
| // so that we can avoid creating the wrapper for Woodstox versions where this |
| // issue has been fixed |
| // This addresses WSTX-201: |
| return getEventType() == CHARACTERS; |
| } |
| |
| public String getPrefix() { |
| // Woodstox 4.0 may return "" instead of null |
| String prefix = super.getPrefix(); |
| return prefix == null || prefix.length() == 0 ? null : prefix; |
| } |
| |
| public String getNamespaceURI() { |
| // Woodstox 4.0 may return "" instead of null |
| String uri = super.getNamespaceURI(); |
| return uri == null || uri.length() == 0 ? null : uri; |
| } |
| |
| public String getNamespaceURI(String prefix) { |
| // Woodstox 4.0 may return "" instead of null |
| String uri = super.getNamespaceURI(prefix); |
| return uri == null || uri.length() == 0 ? null : uri; |
| } |
| |
| public String getNamespacePrefix(int index) { |
| // Woodstox 4.0 may return "" instead of null |
| String prefix = super.getNamespacePrefix(index); |
| return prefix == null || prefix.length() == 0 ? null : prefix; |
| } |
| |
| public String getAttributeNamespace(int index) { |
| // Woodstox 4.0 may return "" instead of null |
| String uri = super.getAttributeNamespace(index); |
| return uri == null || uri.length() == 0 ? null : uri; |
| } |
| |
| public NamespaceContext getNamespaceContext() { |
| return new NamespaceURICorrectingNamespaceContextWrapper(super.getNamespaceContext()); |
| } |
| |
| public XMLStreamReader getParent() { |
| return super.getParent(); |
| } |
| } |