/src/edu/ucsb/nceas/metacat/DBSAXHandler.java - Diff - Metacat - Ecoinformatics Redmine

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Revision 137

Added by Matt Jones almost 24 years ago

Renamed DBSAXElement to DBSAXNode

        private String 	systemid;
        private boolean 	debug 	= false;
        private boolean 	stackCreated = false;
        private Stack 	elementStack;
        private Stack 	nodeStack;
        private Connection	conn = null;
        /** Construct an instance of the handler class
-...
        public DBSAXHandler(Connection conn) {
           this.conn = conn;
           // Create the stack for keeping track of element context
           // Create the stack for keeping track of node context
           // if it doesn't already exist
           if (!stackCreated) {
             elementStack = new Stack();
             nodeStack = new Stack();
             stackCreated = true;
+          }
-...
           System.out.println("start Document");
+        }
         // Create the document node represantation as root
         DBSAXElement documentNode = new DBSAXElement(conn, docname);
         // Add the element to the stack, so that any text data can be
         DBSAXNode documentNode = new DBSAXNode(conn, docname);
         // Add the node to the stack, so that any text data can be
         // added as it is encountered
         elementStack.push(documentNode);
         nodeStack.push(documentNode);
+       }
        /** SAX Handler that receives notification of end of the document */
-...
           String localName;
           String nsName;
           String expName;
           DBSAXElement parentElement = null;
           DBSAXElement currentElement = null;
           DBSAXNode parentNode = null;
           DBSAXNode currentNode = null;
           qName = name.getQualifiedName();
           localName = name.getLocalName();
-...
           expName = name.getExpandedName();
           elementNo++;
           // Get a reference to the parent element for the id
           // Get a reference to the parent node for the id
           try {
             parentElement = (DBSAXElement)elementStack.peek();
             parentNode = (DBSAXNode)nodeStack.peek();
           } catch (EmptyStackException e) {
+          }
-...
             } else if (doctype == null) {
                 doctype = DBEntityResolver.doctype;
+            }
             DBSAXElement documentNode = (DBSAXElement)elementStack.peek();
             DBSAXNode documentNode = (DBSAXNode)nodeStack.peek();
             documentNode.writeNodename(docname);
             new DBSAXDocument(conn, documentNode.getNodeID(), docname, doctype);
+          }
           // Create the current element representation
           currentElement = new DBSAXElement(conn, localName, parentElement);
           // Create the current node representation
           currentNode = new DBSAXNode(conn, localName, parentNode);
           // Add all of the attributes
           for (int i=0; i<atts.getLength(); i++)
-...
              String type = atts.getType(qName);
              String value = atts.getValue(qName);
              currentElement.setAttribute(localName, value);
              currentNode.setAttribute(localName, value);
+          }
           // Add the element to the stack, so that any text data can be
           // Add the node to the stack, so that any text data can be
           // added as it is encountered
           elementStack.push(currentElement);
           nodeStack.push(currentNode);
+       }
        /** SAX Handler that is called for each XML text node */
        public void characters(char[] cbuf, int start, int len) {
           DBSAXElement currentElement = (DBSAXElement)elementStack.peek();
           DBSAXNode currentNode = (DBSAXNode)nodeStack.peek();
           String data = new String(cbuf, start, len);
           // Write the content of the element to the database
           currentElement.writeChildNodeToDB("TEXT", null, data);
           // Write the content of the node to the database
           currentNode.writeChildNodeToDB("TEXT", null, data);
+       }
        /**
-...
        /**
         * SAX Handler called once for each comment found:
         * node that comment may occur before or after the root element.
         * For now works only for comments after the root element.
         */
        public void comment(String data) throws SAXException {
           DBSAXElement currentElement = (DBSAXElement)elementStack.peek();
           currentElement.writeChildNodeToDB("COMMENT", null, data);
           DBSAXNode currentNode = (DBSAXNode)nodeStack.peek();
           currentNode.writeChildNodeToDB("COMMENT", null, data);
+       }
        /**
-...
         */
        public void processingInstruction(String target, String data)
               throws SAXException {
           DBSAXElement currentElement = (DBSAXElement)elementStack.peek();
           currentElement.writeChildNodeToDB("PI", target, data);
           DBSAXNode currentNode = (DBSAXNode)nodeStack.peek();
           currentNode.writeChildNodeToDB("PI", target, data);
+       }
        /** SAX Handler that is called at the end of each XML element */
-...
           // information.
           String expName = name.getExpandedName();
           // Get the element from the stack
           DBSAXElement currentElement = (DBSAXElement)elementStack.pop();
           // Get the node from the stack
           DBSAXNode currentNode = (DBSAXNode)nodeStack.pop();
+       }
        /** Debug routine */

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Revision 137

Added by Matt Jones almost 24 years ago