Changeset 795 for MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/model

Timestamp:

10/16/10 20:09:34 (14 years ago)

Author:

vronk

Message:

dcr/rr terms htmllist, welcome-message

File:

• MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/model/Termset.java (modified) (3 diffs)

MDService2/trunk/MDService2/src/eu/clarin/cmdi/mdservice/model/Termset.java

@@ -3 +3 @@
 import java.util.HashMap;
 
+import javax.xml.xpath.XPath;
+import javax.xml.xpath.XPathConstants;
+import javax.xml.xpath.XPathExpression;
+import javax.xml.xpath.XPathExpressionException;
+import javax.xml.xpath.XPathFactory;
+
+import org.w3c.dom.Document;
 import org.w3c.dom.Node;
+import org.w3c.dom.NodeList;
+
+import eu.clarin.cmdi.mdservice.action.Admin;
 
 public class Termset {
 
+        private final static HashMap<String,Object> termsets = new HashMap<String,Object>();
+        
         private final HashMap<String,String> attrs = new HashMap<String,String>();
         
-        public Termset () {
-                
+        public Termset () {             
         }
 
@@ -16 +27 @@
                 this.setAttrs(n);
         }
-
+        
         public void setAttrs(Node n) {
         
@@ -29 +40 @@
           return attrs.get(key);
         }
+
+        public static HashMap<String, Object> getTermsets() {
+                if (termsets.size() == 0) {
+                        initTermsets();                 
+                }
+                return termsets;
+        }
+
+        public static Termset getTermset(String ts_id) {                
+                
+                Termset res = (Termset) getTermsets().get(ts_id);
+                if (res==null) Admin.notifyUser("getTermset(): no termset found for:" + ts_id);
+                //else
+                        //Admin.notifyUser("getDCR():" + res.getAttr("id") + ":" + res.getAttr("url") );                
+                return res;
+        }
+        
+        public static String getTermsetAttr(String ts_id, String key) { 
+                Termset ts = getTermset(ts_id);
+                String val=""; 
+                if (ts!=null) val= ts.getAttr(key);
+                 return val;
+        }
+
+        public static void initTermsets() {
+                        Document dcrs_setup = Admin.getXMLDocument(Admin.getConfig().getProperty("terms.file"));
+                
+                //      Admin.loadFile(Admin.getConfig().getProperty("service.list.file"));              
+                        Admin.notifyUser("initTermsets().loaded.");                                     
+                        //.getDocumentElement().getLocalName()
+                        //Document chains_doc = Admin.getXMLDocument(Admin.getConfig().getProperty("chains.file"));
+        
+                        //Admin.notifyUser("formPath:xpath:"+xpath_expr);
+                        //creating an XPathFactory:
+                XPathFactory factory = XPathFactory.newInstance();
+                //using this factory to create an XPath object: 
+                XPath xpath = factory.newXPath();
+                //XPath object created compiles the XPath expression: 
+                XPathExpression expr;
+                        try {
+                                expr = xpath.compile("//Termset");
+                                //expression is evaluated with respect to a certain context node which is doc.
+                        Object result = expr.evaluate(dcrs_setup, XPathConstants.NODESET);
+                        NodeList list = (NodeList) result;
+        
+                        // <Termset type="dcr" id="isocat" label="isoCAT" url="http://www.isocat.org/rest/" format="dcif" />
+                        for (int i = 0; i<list.getLength();i++) {
+                                //String value = list.item(i).getTextContent();
+                                Node n = list.item(i);                          
+                                Termset ts = new Termset(n);                    
+                                                        
+                                Admin.notifyUser("reading in Termset: " + ts.getAttr("id"));
+                                termsets.put(ts.getAttr("id"), ts );
+                        }    
+                        } catch (XPathExpressionException e) {
+                                // TODO Auto-generated catch block
+                                e.printStackTrace();
+                        }
+
+        }
+        
         
 }