Changeset 1350 for MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/action/WorkspaceAction.java

Timestamp:

05/22/11 21:55:04 (13 years ago)

Author:

gaba

Message:

changes in save
jsonw removed

File:

• MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/action/WorkspaceAction.java (modified) (10 diffs)

MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/action/WorkspaceAction.java

@@ -88 +88 @@
         public static String USER = "user";
         public static String SERVER = "server";
+        
+        // save element type
+        public static String SE_WORKSPACE = "workspace";
+        public static String SE_QUERY = "query";
+        
         // administration query identification
         public static String ADMIN = "admin";
@@ -103 +108 @@
         //private String actionkey;
         private String data;
-        private String type;
+        private String type;  //workspacetype
+        private String elementtype;
         private String qid;
+        private String qsid;
         //private String format;
         //private String userMsg;
@@ -138 +145 @@
         }
 
+        public String getEelemnttype(){
+                return elementtype;
+        }
+
+        public void setElementtype(String elementtype) {
+                this.elementtype = elementtype;
+        }
+
         public String getType() {
                 return type;
@@ -149 +164 @@
                 return qid;
         }
-
+        
         public void setQid(String qid) {
                 this.qid = qid;
         }
 
-        public WorkspaceAction () {             
+        public void setQsid(String qsid) {
+                this.qsid = qsid;
+        }
+        
+        public String getQsid() {
+                return qsid;
+        }
+
+        public WorkspaceAction () {     
+                this.elementtype = WorkspaceAction.SE_WORKSPACE;
                 workspacefilename = Admin.getConfig().getProperty("workspaceprofile.path") + Admin.getConfig().getProperty("workspace.file");
                 if (workspace_doc == null){
@@ -423 +447 @@
             XPathExpression expr;
             String xpath_expr = "";
-                xpath_expr = "//WorkspaceProfile/Querysets/item/Queries/item/id[.='" + from_id + "']";
+                //xpath_expr = "//WorkspaceProfile/Querysets/item/Queries/item/id[.='" + from_id + "']";
+            xpath_expr = "//item/id[.='" + from_id + "']";
                 expr = xpath.compile(xpath_expr);
                 Object result = null;
@@ -474 +499 @@
 
         }
+        public String getXMLRootName(){
+                String rootname = "WorkspaceProfile";
+                if (this.elementtype.equals(WorkspaceAction.SE_QUERY)){
+                        rootname = "Query";
+                }
+                return rootname;
+        }
+        public  String  DocumentReplaceNewElement(Document new_doc) throws XPathExpressionException{
+                String newid = "";
+                if (this.elementtype.equals(WorkspaceAction.SE_WORKSPACE)){
+                        NodeList wsnodelist = (NodeList) getWorkspace();
+                // remove 
+                //childeNode
+                if (wsnodelist.getLength() > 0){
+                        ((Node)wsnodelist.item(0)).getParentNode().removeChild(wsnodelist.item(0));
+                }
+                //String qidstring = "";
+                //if (qid.equals("0")) {
+                //    newid = createNewQid();
+                //    changeQueryId(new_doc,qid,newid);
+                //}
+                
+                Node node = new_doc.getFirstChild();
+                Node node2 = workspace_doc.adoptNode(node.cloneNode(true));
+                ((Element)node2).setAttribute("user", getUserName());
+                workspace_doc.getElementsByTagName("WorkspaceProfiles").item(0).appendChild(node2);
+                }
+                if (this.elementtype.equals(WorkspaceAction.SE_QUERY)){
+// new query
+                        Node node = new_doc.getFirstChild();
+                        if (this.qid.equals("0")){
+                                newid = createNewQid();  
+                                new_doc.getElementsByTagName("id").item(0).setTextContent(newid);
+                        Element root = workspace_doc.getDocumentElement();
+                        Node node2 = workspace_doc.adoptNode(node.cloneNode(true));
+                        node2 = workspace_doc.renameNode(node2, "", "item");
+                   // apend to specific queryset
+                                NodeList wsnodelist = (NodeList) getQueryset();
+                        wsnodelist.item(0).appendChild(node2);
+                        } 
+                        
+                        else {
+                                // edit existing query
+                                NodeList wsnodelist = (NodeList) getQuery();
+                        // remove 
+                        //childeNode
+                        if (wsnodelist.getLength() > 0){
+                                //Element root = workspace_doc.getDocumentElement();
+                                Node node2 = workspace_doc.adoptNode(node.cloneNode(true));
+                                node2 = workspace_doc.renameNode(node2, "", "item");
+                                Node qnode  = (Node)wsnodelist.item(0);
+                                //root.replaceChild(node2,(Node)wsnodelist.item(0));    
+                                
+                                Element parentElement = (Element)qnode.getParentNode();
+                                        parentElement.insertBefore(node2, qnode);
+                                        qnode.getParentNode().removeChild(qnode);
+                                        parentElement.normalize();
+                        }
+                        }
+                }
+                return newid;
+        }
+        
+        //todo
+        public void parseDataInit(JSONObject json){
+                // workspaceelement
+                if (json.containsKey("Querysets")) {
+                        this.setQid("0");
+                        this.setElementtype(WorkspaceAction.SE_WORKSPACE);
+                } else {
+                        // Queryelement
+                        this.setElementtype(WorkspaceAction.SE_QUERY);
+                        this.setQid(json.getString("id"));
+                        //this.//
+                }
+
+        }
         public String save() throws ParserConfigurationException, SAXException, IOException, DOMException, XPathExpressionException, TransformerException, TransformerFactoryConfigurationError{
                 
@@ -480 +582 @@
         XMLSerializer serializer = new XMLSerializer();
                 JSON json = JSONSerializer.toJSON( jsonData );
-                serializer.setRootName("WorkspaceProfile");     
+                // init qid, elementtype
+                parseDataInit((JSONObject)json);
+                serializer.setRootName(getXMLRootName()); //"WorkspaceProfile");        
                 serializer.setElementName("item");
         serializer.setTypeHintsEnabled(false); 
@@ -490 +594 @@
         DocumentBuilderFactory factory = DocumentBuilderFactory.newInstance();
         DocumentBuilder builder = factory.newDocumentBuilder();
-        Document d = builder.parse( is_xml );
+        Document new_doc = builder.parse( is_xml );
         // set user
         //((Element)d.getFirstChild()).setAttribute("user", getServletRequest().getRemoteUser());
-        NodeList wsnodelist = (NodeList) getWorkspace();
-        // remove 
-        //childeNode
-        if (wsnodelist.getLength() > 0){
-                ((Node)wsnodelist.item(0)).getParentNode().removeChild(wsnodelist.item(0));
-        }
-        String qidstring = "";
-        if (qid.equals("0")) {
-            qidstring = createNewQid();
-            changeQueryId(d,qid,qidstring);
-        }
+        String newid = DocumentReplaceNewElement(new_doc);
         
-        Node node = d.getFirstChild();
-        Node node2 = workspace_doc.adoptNode(node.cloneNode(true));
-        ((Element)node2).setAttribute("user", getUserName());
-        workspace_doc.getElementsByTagName("WorkspaceProfiles").item(0).appendChild(node2);
 
       //TODO
@@ -516 +606 @@
         //javax.xml.transform.stream.StreamSource s = new StreamSource(src);
         //InputStream in = s.getInputStream(); 
-                this.setResultStream(createStream(qidstring));//(InputStream)(new ByteArrayInputStream(qidstring.getBytes())));
+                this.setResultStream(createStream(newid));//(InputStream)(new ByteArrayInputStream(qidstring.getBytes())));
                 
                 
@@ -645 +735 @@
         }
         
-           
+        public Object getQuery() throws XPathExpressionException{
+                
+                XPathFactory factory = XPathFactory.newInstance(); 
+            XPath xpath = factory.newXPath(); 
+            XPathExpression expr;
+                        expr = xpath.compile("//Profiles/WorkspaceProfiles/WorkspaceProfile/Querysets/item/Queries/item[id='" + this.qid + "']");
+                //expr = xpath.compile("//item[@id='" + this.qid + "']");
+                        //expression is evaluated with respect to a certain context node which is doc.
+                        Object result = null;
+                        try{
+                        result = expr.evaluate(workspace_doc, XPathConstants.NODESET);
+                        } catch(Exception e){
+                                
+                        }
+
+             return result;
+        }
+
+        public Object getQueryset() throws XPathExpressionException{
+                
+                XPathFactory factory = XPathFactory.newInstance(); 
+            XPath xpath = factory.newXPath(); 
+            XPathExpression expr;
+                        expr = xpath.compile("//Profiles/WorkspaceProfiles/WorkspaceProfile/Querysets/item[name='" + this.qsid + "']/Queries");
+                        //expression is evaluated with respect to a certain context node which is doc.
+                        Object result = null;
+                        try{
+                        result = expr.evaluate(workspace_doc, XPathConstants.NODESET);
+                        } catch(Exception e){
+                                
+                        }
+
+             return result;
+        }
+
         @Override
         public void prepare() throws Exception {