org.argeo.cms.jcr/src/org/argeo/cms/jcr/acr/JcrSessionNamespaceContext.java

   1 package org.argeo.cms.jcr.acr;
   2
   3 import java.util.Arrays;
   4 import java.util.Iterator;
   5
   6 import javax.jcr.RepositoryException;
   7 import javax.jcr.Session;
   8 import javax.xml.namespace.NamespaceContext;
   9
  10 import org.argeo.jcr.JcrException;
  11
  12 /** A {@link NamespaceContext} based on a JCR {@link Session}. */
  13 public class JcrSessionNamespaceContext implements NamespaceContext {
  14         private final Session session;
  15
  16         public JcrSessionNamespaceContext(Session session) {
  17                 this.session = session;
  18         }
  19
  20         @Override
  21         public String getNamespaceURI(String prefix) {
  22                 try {
  23                         return session.getNamespaceURI(prefix);
  24                 } catch (RepositoryException e) {
  25                         throw new JcrException(e);
  26                 }
  27         }
  28
  29         @Override
  30         public String getPrefix(String namespaceURI) {
  31                 try {
  32                         return session.getNamespacePrefix(namespaceURI);
  33                 } catch (RepositoryException e) {
  34                         throw new JcrException(e);
  35                 }
  36         }
  37
  38         @Override
  39         public Iterator<String> getPrefixes(String namespaceURI) {
  40                 try {
  41                         return Arrays.asList(session.getNamespacePrefix(namespaceURI)).iterator();
  42                 } catch (RepositoryException e) {
  43                         throw new JcrException(e);
  44                 }
  45         }
  46 }