svn commit: r158420 - webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java

[da...@apache.org]

Author: dasarath
Date: Mon Mar 21 01:03:58 2005
New Revision: 158420

URL: http://svn.apache.org/viewcvs?view=rev&rev=158420
Log: (empty)


Added:
    webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java

Added: webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java
URL: http://svn.apache.org/viewcvs/webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java?view=auto&rev=158420
==============================================================================
--- webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java (added)
+++ webservices/axis/trunk/java/modules/om/src/java/org/apache/axis/om/impl/llom/builder/SAXOMBuilder.java Mon Mar 21 01:03:58 2005
@@ -0,0 +1,169 @@
+/*
+ * Copyright 2004,2005 The Apache Software Foundation.
+ * 
+ * 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.apache.axis.om.impl.llom.builder;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.axis.om.OMElement;
+import org.apache.axis.om.OMException;
+import org.apache.axis.om.OMFactory;
+import org.apache.axis.om.OMNode;
+import org.xml.sax.Attributes;
+import org.xml.sax.Locator;
+import org.xml.sax.SAXException;
+import org.xml.sax.helpers.DefaultHandler;
+
+public class SAXOMBuilder extends DefaultHandler {
+	OMElement root = null;
+
+	OMNode lastNode = null;
+
+	OMElement nextElem = null;
+
+	OMFactory factory = OMFactory.newInstance();
+
+	List prefixMappings = new ArrayList();
+
+	public void setDocumentLocator(Locator arg0) {
+	}
+
+	public void startDocument() throws SAXException {
+
+	}
+
+	public void endDocument() throws SAXException {
+	}
+
+	protected OMElement createNextElement(String localName) throws OMException {
+		OMElement e;
+		if (lastNode == null) {
+			root = e = factory.createOMElement(localName, null, null, null);
+		} else if (lastNode.isComplete()) {
+			e = factory.createOMElement(localName, null, lastNode.getParent(),
+					null);
+			lastNode.setNextSibling(e);
+			e.setPreviousSibling(lastNode);
+		} else {
+			OMElement parent = (OMElement) lastNode;
+			e = factory.createOMElement(localName, null, (OMElement) lastNode,
+					null);
+			parent.setFirstChild(e);
+		}
+		return e;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.xml.sax.ContentHandler#startPrefixMapping(java.lang.String,
+	 *      java.lang.String)
+	 */
+	public void startPrefixMapping(String prefix, String uri)
+			throws SAXException {
+		if (nextElem == null)
+			nextElem = createNextElement(null);
+		nextElem.declareNamespace(uri, prefix);
+	}
+
+	public void endPrefixMapping(String arg0) throws SAXException {
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.xml.sax.ContentHandler#startElement(java.lang.String,
+	 *      java.lang.String, java.lang.String, org.xml.sax.Attributes)
+	 */
+	public void startElement(String namespaceURI, String localName,
+			String qName, Attributes atts) throws SAXException {
+		if (localName == null || localName.trim().equals(""))
+			localName = qName.substring(qName.indexOf(':') + 1);
+		if (nextElem == null)
+			nextElem = createNextElement(localName);
+		else
+			nextElem.setLocalName(localName);
+		nextElem
+				.setNamespace(nextElem.findInScopeNamespace(namespaceURI, null));
+		int j = atts.getLength();
+		for (int i = 0; i < j; i++)
+			nextElem.insertAttribute(atts.getLocalName(i), atts.getValue(i),
+					nextElem.findInScopeNamespace(atts.getURI(i), null));
+		lastNode = nextElem;
+		nextElem = null;
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.xml.sax.ContentHandler#endElement(java.lang.String,
+	 *      java.lang.String, java.lang.String)
+	 */
+	public void endElement(String arg0, String arg1, String arg2)
+			throws SAXException {
+		if (lastNode.isComplete()) {
+			OMElement parent = lastNode.getParent();
+			parent.setComplete(true);
+			lastNode = parent;
+		} else {
+			OMElement e = (OMElement) lastNode;
+			e.setComplete(true);
+		}
+	}
+
+	/*
+	 * (non-Javadoc)
+	 * 
+	 * @see org.xml.sax.ContentHandler#characters(char[], int, int)
+	 */
+	public void characters(char[] ch, int start, int length)
+			throws SAXException {
+		if (lastNode == null) {
+			throw new SAXException("");
+		}
+		OMNode node;
+		if (lastNode.isComplete()) {
+			node = factory.createText(lastNode.getParent(), new String(ch,
+					start, length));
+			lastNode.setNextSibling(node);
+			node.setPreviousSibling(lastNode);
+		} else {
+			OMElement e = (OMElement) lastNode;
+			node = factory.createText(e, new String(ch, start, length));
+			e.setFirstChild(node);
+		}
+		lastNode = node;
+	}
+
+	public void ignorableWhitespace(char[] arg0, int arg1, int arg2)
+			throws SAXException {
+	}
+
+	public void processingInstruction(String arg0, String arg1)
+			throws SAXException {
+	}
+
+	public void skippedEntity(String arg0) throws SAXException {
+	}
+
+	/**
+	 * @return Returns the root.
+	 */
+	public OMElement getRootElement() {
+		return root;
+	}
+}
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