WIP: Convenient document creation utilities.

[jsvc.git] / src / dolda / jsvc / next / DomUtil.java

diff --git a/src/dolda/jsvc/next/DomUtil.java b/src/dolda/jsvc/next/DomUtil.java
new file mode 100644 (file)
index 0000000..bedb992
--- /dev/null
+++ b/src/dolda/jsvc/next/DomUtil.java
@@ -0,0 +1,54 @@
+package dolda.jsvc.next;
+
+import org.w3c.dom.*;
+import org.w3c.dom.bootstrap.*;
+
+public class DomUtil {
+    private static final DOMImplementation domimp;
+    
+    static {
+       DOMImplementationRegistry reg;
+       try {
+           reg = DOMImplementationRegistry.newInstance();
+       } catch(Exception e) {
+           throw(new Error(e));
+       }
+       DOMImplementation di = reg.getDOMImplementation("");
+       if(di == null)
+           throw(new RuntimeException("Could not get a DOM implemenation"));
+       domimp = di;
+    }
+    
+    public static Document document(String ns, String root, String doctype, String pubid, String sysid) {
+       if(doctype == null)
+           return(domimp.createDocument(ns, root, null));
+       else
+           return(domimp.createDocument(ns, root, domimp.createDocumentType(doctype, pubid, sysid)));
+    }
+    
+    public static Document document(String ns, String root) {
+       return(document(ns, root, null, null, null));
+    }
+    
+    public static Element insertel(Node p, String nm) {
+       Document doc;
+       if(p instanceof Document)
+           doc = (Document)p;
+       else
+           doc = p.getOwnerDocument();
+       Element el = doc.createElementNS(p.getNamespaceURI(), nm);
+       p.appendChild(el);
+       return(el);
+    }
+    
+    public static Text inserttext(Node p, String text) {
+       Document doc;
+       if(p instanceof Document)
+           doc = (Document)p;
+       else
+           doc = p.getOwnerDocument();
+       Text t = doc.createTextNode(text);
+       p.appendChild(t);
+       return(t);
+    }
+}