| /* |
| * 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.ts.om.element; |
| |
| import java.util.Iterator; |
| |
| import javax.xml.stream.XMLStreamReader; |
| |
| import org.apache.axiom.om.NodeUnavailableException; |
| import org.apache.axiom.om.OMContainer; |
| import org.apache.axiom.om.OMElement; |
| import org.apache.axiom.om.OMMetaFactory; |
| import org.apache.axiom.om.OMXMLBuilderFactory; |
| import org.apache.axiom.om.OMXMLParserWrapper; |
| import org.apache.axiom.ts.AxiomTestCase; |
| |
| /** |
| * Tests that an attempt to iterate over the child elements using |
| * {@link OMElement#getChildElements()} results in the expected exception if the part of the |
| * document has already been consumed by {@link OMContainer#getXMLStreamReaderWithoutCaching()}. |
| */ |
| public class TestGetChildElementsConsumed extends AxiomTestCase { |
| public TestGetChildElementsConsumed(OMMetaFactory metaFactory) { |
| super(metaFactory); |
| } |
| |
| @Override |
| protected void runTest() throws Throwable { |
| OMXMLParserWrapper builder = OMXMLBuilderFactory.createOMBuilder( |
| metaFactory.getOMFactory(), |
| TestGetChildElementsConsumed.class.getResourceAsStream("purchase-order.xml")); |
| |
| OMElement documentElement = builder.getDocumentElement(); |
| XMLStreamReader reader = documentElement.getXMLStreamReaderWithoutCaching(); |
| |
| //consume the parser. this should force the xml stream to be exhausted without |
| //building the tree |
| while (reader.hasNext()) { |
| reader.next(); |
| } |
| |
| //try to find the children of the document element. This should produce an |
| //error since the underlying stream is fully consumed without building the object tree |
| try { |
| Iterator<OMElement> childElements = documentElement.getChildElements(); |
| while (childElements.hasNext()) { |
| childElements.next(); |
| } |
| fail("Expected NodeUnavailableException"); |
| } catch (NodeUnavailableException ex) { |
| // Expected |
| } |
| |
| documentElement.close(false); |
| } |
| } |