org.argeo.api.acr/src/org/argeo/api/acr/ContentSession.java

   1 package org.argeo.api.acr;
   2
   3 import java.util.Locale;
   4 import java.util.Objects;
   5
   6 import javax.security.auth.Subject;
   7 import javax.xml.XMLConstants;
   8 import javax.xml.namespace.NamespaceContext;
   9 import javax.xml.namespace.QName;
  10
  11 public interface ContentSession extends NamespaceContext {
  12         Subject getSubject();
  13
  14         Locale getLocale();
  15
  16         Content get(String path);
  17
  18         /*
  19          * NAMESPACE CONTEXT
  20          */
  21
  22         default ContentName parsePrefixedName(String nameWithPrefix) {
  23                 Objects.requireNonNull(nameWithPrefix, "Name cannot be null");
  24                 if (nameWithPrefix.charAt(0) == '{') {
  25                         return new ContentName(QName.valueOf(nameWithPrefix), this);
  26                 }
  27                 int index = nameWithPrefix.indexOf(':');
  28                 if (index < 0) {
  29                         return new ContentName(nameWithPrefix);
  30                 }
  31                 String prefix = nameWithPrefix.substring(0, index);
  32                 // TODO deal with empty name?
  33                 String localName = nameWithPrefix.substring(index + 1);
  34                 String namespaceURI = getNamespaceURI(prefix);
  35                 if (XMLConstants.NULL_NS_URI.equals(namespaceURI))
  36                         throw new IllegalStateException("Prefix " + prefix + " is unbound.");
  37                 return new ContentName(namespaceURI, localName, prefix);
  38         }
  39
  40         default String toPrefixedName(QName name) {
  41                 if (XMLConstants.NULL_NS_URI.equals(name.getNamespaceURI()))
  42                         return name.getLocalPart();
  43                 String prefix = getPrefix(name.getNamespaceURI());
  44                 if (prefix == null)
  45                         throw new IllegalStateException("Namespace " + name.getNamespaceURI() + " is unbound.");
  46                 return prefix + ":" + name.getLocalPart();
  47         }
  48
  49 }