perfsonar development work

Author: roman
Date: 2007-05-31 07:48:09 -0400 (Thu, 31 May 2007)
New Revision: 232

Modified:
   trunk/nmwg/java/org/ggf/ns/nmwg/base/v2_0/Key.java
Log:
Key class updated in order to contain more than one parameters element 
representing different namespaces




Modified: trunk/nmwg/java/org/ggf/ns/nmwg/base/v2_0/Key.java
===================================================================
--- trunk/nmwg/java/org/ggf/ns/nmwg/base/v2_0/Key.java  2007-05-07 13:28:53 
UTC (rev 231)
+++ trunk/nmwg/java/org/ggf/ns/nmwg/base/v2_0/Key.java  2007-05-31 11:48:09 
UTC (rev 232)
@@ -17,213 +17,306 @@
 import org.xml.sax.ContentHandler;
 import org.xml.sax.helpers.AttributesImpl;
 import org.xml.sax.helpers.NamespaceSupport;
-import org.xml.sax.helpers.NamespaceSupport;
 
+import java.util.Map;
+import java.util.HashMap;
+
 public class Key extends Element {
 
-       /**
-        * parameters element
-        */     
-       protected Parameters parameters;
 
-       /**
-        * Constructor.
-        */
-       public Key() {  
-               parameters = null;
+    /**
+     * parameters element
+     */
+    protected Map parametersMap;
 
-               parent = null;
-               id = "";                
-               completed = false;
-               prefix = "nmwg";
-               uri = "http://ggf.org/ns/nmwg/base/2.0/";;               
-               localName = "key";
-               qName = "nmwg:key";
-               fileName = "org/ggf/ns/nmwg/base/v2_0/Key.java";              
  
-       }
+    protected String BASE_URI = "http://ggf.org/ns/nmwg/base/2.0/";;
 
-       /**
-        * Returns a parameters element.
-        */
-       public Parameters getParameters() {
-               return parameters;
-       }
 
-       /**
-        * Sets a parameters element.
-        */
-       public void setParameters(Parameters newParameters) {
-               parameters = newParameters;
-       }
+    /**
+     * Constructor
+     */
+    public Key() {
 
-       /**
-        * Retrieve a parameter directly by name
-        */
-       public Parameter getParameterByName(String paramName) {
-               if (parameters == null) { 
-                       return null; 
-               }
-               return(parameters.getParameterByName(paramName));
-       }
+        parametersMap = new HashMap();
 
-       /**
-        * Add a parameter directly to the parameters block
-        */
-       public void addParameter(String name, String value) {
-               if(!(name.equals("")) && !(value.equals(""))) {
-                       if (parameters == null) {
-                               Parameters ps = new Parameters();
-                               setParameters(ps);
-                       }
-                       parameters.addParameter(name, value);
-               }
-               else {
-                       System.err.println("Error: " + getFileName() + " 
'addParameter(String, String)' cannot have nil value for name or value.");    
         
-               }
-       }
+        parent = null;
+        id = "";
+        completed = false;
+        prefix = "nmwg";
+        uri = "http://ggf.org/ns/nmwg/base/2.0/";;
+        localName = "key";
+        qName = "nmwg:key";
+        fileName = "org/ggf/ns/nmwg/base/v2_0/Key.java";
 
-       /**
-        * If you already have a parameter object, add it
-        */
-       public void addParameter(Parameter newParameter) {
-               if(newParameter != null) {      
-                       if (parameters == null) {
-                               Parameters ps = new Parameters();
-                               setParameters(ps);
-                       }
-                       parameters.addParameter(newParameter);
-               }
-               else {
-                       System.err.println("Error: " + getFileName() + " 
'addParameter(Parameter)' cannot have nil value for parameter.");             
 
-               }               
-       }
+    }
 
-       /**
-        * Deals with the id attributes.
-        */             
-       public boolean addAttr(String attr, String value, NamespaceSupport 
nss) {       
-               if(attr.equals("id")) { 
-                       setId(value);
-               }       
-               else if(attr.indexOf("xmlns") >= 0) {   
-                       if(attr.split(":").length == 1) {
-                               if(nss.getURI("") == null) {
-                                       nss.declarePrefix("", value);
-                               }
-                               if((prefix.equals("")) && 
!(value.equals(uri))) {
-                                       uri = value;
-                               }
-                       }
-                       else {
-                               if(nss.getURI(attr.split(":")[1]) == null) {
-                                       nss.declarePrefix(attr.split(":")[1], 
value);
-                               }                       
-                               if((prefix.equals(attr.split(":")[1])) && 
!(value.equals(uri))) {
-                                       uri = value;
-                               }
-                       }                                               
-               }       
-               else {
-                       System.err.println("Error: " + getFileName() + " 
addAttr(String, String, NamespaceSupport) unrecognized attribute pair: " + 
attr + " - " + value);
-                       return false;
-               }
-               return true;
-       }
+    /**
+     * Returns a map of parameters elements. 
+     */
+    public Map getParametersMap() {
+        return parametersMap;
+    }
 
-       /**
-        * Deals with potential children.
-        */
-       public boolean addChild(Element newChild) {
-               if(newChild.getLocalName().equals("parameters")) {            
  
-                       setParameters((Parameters)newChild);
-               }               
-               else {                                          
-                       System.err.println("Error: " + getFileName() + " 
addChild(Element) unrecognized child: " + newChild);
-                       return false;           
-               }
-               return true;
-       }
+    /**
+     * Returns a parameters element (only of nmwg base uri)
+     */
+    public Parameters getParameters() {
+        return ((Parameters)parametersMap.get(BASE_URI));
+    }
 
-       /**
-        * Converts the contents of this object into an xml tag.
-        */     
-       public ContentHandler toXML(ContentHandler handler, NamespaceSupport 
nss) throws Exception {
-               try {
-                       handler.startElement(getUri(), getLocalName(), 
getQName(),getAttributes(nss));
-                       handler = getChildren(handler, nss);
-                       handler.endElement(getUri(), getLocalName(), 
getQName());
-                       
-                       if(getCompleted()) {
-                               nss.popContext();
-                               unSetCompleted();
-                       }                                       
-               }
-               catch(Exception e) {
-                       System.err.println("Error: " + getFileName() + " 
toXML(ContentHandler, NamespaceSupport) XML formulation error.");
-               }
-               return handler;
-       }
+    /**
+     * Sets a parameters element.
+     */
+    public void setParameters(Parameters newParameters) {
 
-       /**
-        * Converts the id attribute for the xml tag.
-        */     
-       public AttributesImpl getAttributes(NamespaceSupport nss) {
-               AttributesImpl atts = new AttributesImpl();
-               
-               if(!(getId().equals(""))) {
-                       atts.addAttribute(getUri(), "id", "id", "CDATA", 
getId());
-               } 
-                               
-               if(nss.getURI(getPrefix()) == null) {           
-                       nss.pushContext();              
-                       if(getPrefix().equals("")) {
-                               atts.addAttribute(getUri(), "xmlns", "xmlns", 
"CDATA", getUri());                       
-                       }
-                       else {
-                               atts.addAttribute(getUri(), "xmlns:" + 
getPrefix(), "xmlns:" + getPrefix(), "CDATA", getUri());                 
-                       }
-                       nss.declarePrefix(getPrefix(), getUri());             
          
-                       setCompleted();
-               }               
-               
-               return atts;
-       }
+        if (newParameters == null)
+            return;
 
-       /**
-        * Chases children references down to print out all related xml tags.
-        */
-       public ContentHandler getChildren(ContentHandler handler, 
NamespaceSupport nss) throws Exception {      
-               if(getParameters() != null) {
-                       handler = getParameters().toXML(handler, nss);
-               }
-               
-               return handler;
-       }
+        String parametersUri = newParameters.getUri();
+        Parameters params = (Parameters) parametersMap.get(parametersUri);
+        if (params != null) {
+            for (Object o : newParameters.getParameterMap().values()) {
+                Parameter param = (Parameter) o;
+                params.addParameter(param);
+            }
+        } else {
+            parametersMap.put(parametersUri, newParameters);
+        }
+    }
 
+    /**
+     * Retrieve a parameter directly by name
+     * (only from parameters element of nmwg base uri)
+     */
+    public Parameter getParameterByName(String paramName) {
 
-       /** 
-        * Given a DOM element (a parent), construct
-        * the children elements.
-        */     
-       public void getDOM(org.w3c.dom.Element parent) {
-               org.w3c.dom.Document doc = parent.getOwnerDocument();
-               org.w3c.dom.Element key = doc.createElementNS(getUri(), 
getQName()); 
-               parent.appendChild(key);
-                       
-               if(!(getId().equals(""))) {  
-                       key.setAttribute("id", getId());
-               }
-               
-               if(getParameters() != null) {
-                       getParameters().getDOM(key);
-               }               
-       }
+        if (paramName == null)
+            return null;
 
-       /**
-        * Called when the object is placed in
-        * an output stream.
-        */     
-       public String toString() {
-               return getFileName() + ": ---> " + getId() + getParameters();
-       }       
+        Parameters params =
+            (Parameters) parametersMap.get(BASE_URI);
+        if (params == null) {
+            params = new Parameters();
+            setParameters(params);     
+        }
+        return params.getParameterByName(paramName);
+    }
+
+    /**
+     * Retrieve a parameter directly by name and URI of parameters element
+     */
+    public Parameter getParameterByName(String parametersUri, String 
paramName) {
+
+        if (paramName == null)
+            return null;
+        if (parametersUri == null) { 
+            return getParameterByName(paramName);
+        }
+        Parameters params = (Parameters) parametersMap.get(parametersUri);
+        if (params == null)
+            return null;
+        else
+            return params.getParameterByName(paramName);
+    }
+
+    /**
+     * Add a parameter directly to the parameters element of nmwg base uri
+     */
+    public void addParameter(String name, String value) {
+
+        if (name.equals("") && value.equals("")) {
+            System.err.println(
+                    "Error: " + getFileName()
+                    + " 'addParameter(String, String)' cannot have nil value 
"
+                    + "for name or value.");
+            return;
+        }
+               
+        Parameters params = null;
+        if (parametersMap.get(BASE_URI) == null) {
+            params = new Parameters();
+            setParameters(params);
+        } else {
+            params = getParameters();
+        }
+        params.addParameter(name, value);
+
+    }
+
+    /**
+     * Add a parameter directly to the parameters element of nmwg base uri
+     */
+    public void addParameter(Parameter newParameter) {
+
+       if (newParameter == null) {
+            System.err.println(
+                    "Error: " + getFileName()
+                    + " 'addParameter(Parameter)' cannot have nil value "
+                    + "for parameter.");
+            return;
+       }
+
+        Parameters params = null;
+        if (parametersMap.get(BASE_URI) == null) {
+            params = new Parameters();
+            setParameters(params);
+        } else {
+            params = getParameters();
+        }
+        params.addParameter(newParameter);     
+
+    }
+
+    /**
+     * Deals with the id attributes.
+     */
+    public boolean addAttr(String attr, String value, NamespaceSupport nss) {
+
+        if (attr.equals("id")) {       
+            setId(value);
+        }
+        else if (attr.indexOf("xmlns") >= 0) { 
+            if (attr.split(":").length == 1) {
+                if (nss.getURI("") == null) {
+                    nss.declarePrefix("", value);
+                }
+                if ((prefix.equals("")) && !(value.equals(uri))) {
+                    uri = value;
+                }
+            }
+            else {
+                if (nss.getURI(attr.split(":")[1]) == null) {
+                    nss.declarePrefix(attr.split(":")[1], value);
+                }
+                if ((prefix.equals(attr.split(":")[1])) && 
!(value.equals(uri))) {
+                    uri = value;
+                }
+            }
+        }
+        else {
+            System.err.println(
+                "Error: " + getFileName()
+                + " addAttr(String, String, NamespaceSupport) unrecognized 
attribute pair: "
+                + attr + " - " + value);
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Deals with potential children.
+     */
+    public boolean addChild(Element newChild) {
+
+        if (newChild.getLocalName().equals("parameters")) {
+            setParameters((Parameters)newChild);
+        }
+        else {
+            System.err.println(
+                "Error: " + getFileName() + " addChild(Element) unrecognized 
child: "
+                + newChild);
+            return false;
+        }
+        return true;
+    }
+
+    /**
+     * Converts the contents of this object into an xml tag.
+     */
+    public ContentHandler toXML(ContentHandler handler, NamespaceSupport nss)
+        throws Exception {
+
+        try {
+            handler.startElement(getUri(), getLocalName(), 
getQName(),getAttributes(nss));
+            handler = getChildren(handler, nss);
+            handler.endElement(getUri(), getLocalName(), getQName());
+
+            if (getCompleted()) {
+                nss.popContext();
+                unSetCompleted();
+            }
+        }
+        catch(Exception e) {
+            System.err.println(
+                "Error: " + getFileName()
+                + " toXML(ContentHandler, NamespaceSupport) XML formulation 
error.");
+        }
+        return handler;
+    }
+
+    /**
+     * Converts the id attribute for the xml tag.
+     */
+    public AttributesImpl getAttributes(NamespaceSupport nss) {
+        AttributesImpl atts = new AttributesImpl();
+
+        if (!(getId().equals(""))) {
+            atts.addAttribute(getUri(), "id", "id", "CDATA", getId());
+        }
+
+        if (nss.getURI(getPrefix()) == null) {
+            nss.pushContext();
+            if(getPrefix().equals("")) {
+                atts.addAttribute(getUri(), "xmlns", "xmlns", "CDATA", 
getUri());
+            }
+            else {
+                atts.addAttribute(getUri(), "xmlns:" + getPrefix(), "xmlns:" 
+ getPrefix(), "CDATA", getUri());
+            }
+            nss.declarePrefix(getPrefix(), getUri());
+            setCompleted();
+        }
+
+        return atts;
+    }
+
+    /**
+     * Chases children references down to print out all related xml tags.
+     */
+    public ContentHandler getChildren(ContentHandler handler, 
NamespaceSupport nss)
+        throws Exception {
+
+        if (parametersMap != null) {
+            if (parametersMap.size() > 0) {
+
+                for (Object o : parametersMap.values()) {
+                    Parameters params = (Parameters)o;
+                    handler = params.toXML(handler, nss);
+                }
+
+            }
+        }
+
+        return handler;
+    }
+
+
+    /**
+     * Given a DOM element (a parent), construct
+     * the children elements.
+     */
+    public void getDOM(org.w3c.dom.Element parent) {
+
+        org.w3c.dom.Document doc = parent.getOwnerDocument();
+        org.w3c.dom.Element key = doc.createElementNS(getUri(), getQName()); 
+        parent.appendChild(key);
+
+        if (!(getId().equals(""))) {
+            key.setAttribute("id", getId());
+        }
+
+        for (Object o : parametersMap.values()) {
+            Parameters params = (Parameters)o;
+            params.getDOM(key);
+        }
+    }
+
+    /**
+     * Called when the object is placed in
+     * an output stream.
+     */
+    public String toString() {
+        return getFileName() + ": ---> " + getId() + getParameters();
+    }
+
+
 }