perfsonar development work

Author: mac
Date: 2006-09-29 05:50:15 -0400 (Fri, 29 Sep 2006)
New Revision: 1648

Modified:
   trunk/perfsonar/src/org/perfsonar/commons/util/XMLUtils.java
Log:
Changes in HTTP eXist DB XML access objects

Modified: trunk/perfsonar/src/org/perfsonar/commons/util/XMLUtils.java
===================================================================
--- trunk/perfsonar/src/org/perfsonar/commons/util/XMLUtils.java        
2006-09-28 13:23:24 UTC (rev 1647)
+++ trunk/perfsonar/src/org/perfsonar/commons/util/XMLUtils.java        
2006-09-29 09:50:15 UTC (rev 1648)
@@ -295,7 +295,7 @@
 
 
 
-    private static ElemHandler parseNmwgXML(
+    public static ElemHandler parseNmwgXML(
                String xmlPart, String parserFile) {
 
 
@@ -354,7 +354,62 @@
     }
 
 
+    public static String extractXMLTag(String str, String tag) {
+        
+        //trim from blank spaces 
+        str = str.trim();
+        
+        //find starting tag
+        int indexStartTag1 = str.indexOf("<"+tag);
+        if (indexStartTag1==-1) return null;
+        
+        //find end of starting tag
+        int indexStartTag2 = str.indexOf(">", indexStartTag1);
+        if (indexStartTag2==-1) return null;
+        
+        //find closing tag
+        int indexEndTag1 = str.indexOf("</"+tag, indexStartTag2);
+        if (indexEndTag1==-1) return null;
 
+        String substr = str.substring(indexStartTag2+1, indexEndTag1);
+        return substr;
+            
+    }
+    
+    /**
+     * Extracts attribute value from string
+     * @param a string
+     * @param attribute attribute name
+     * @return
+     */
+    public static String extractXMLAttributeValue(
+            String str, 
+            String attribute) {
+                
+        try { //just in case of a RuntimeException
+            
+            int ind1 = str.indexOf(attribute);        
+            
+            if (ind1>-1) { ind1 = str.indexOf('\"', ind1); }
+            else return null; //attribute not found
+            
+            if (ind1>-1) {
+                ind1+=1;
+                int ind2 = str.indexOf('\"',ind1);
+                if (ind2>-1) {
+                    return str.substring(ind1,ind2); //return value of 
attribute
+                }
+            }
+            
+        } catch (Exception ex) {}
+        
+        return null; //bad xml?
+
+    }
+    
+    
+    
+
     // ---------------------------------------------------------- Inner class