Mercurial > dive4elements > river
diff flys-client/src/main/java/de/intevation/flys/client/server/features/FeaturesNamespaceContext.java @ 3476:4a6321dd5186
Implement a class representation of features corresponding to roles
flys-client/trunk@5171 c6561f87-3c4e-4783-a992-168aeb5c3f6f
author | Bjoern Ricks <bjoern.ricks@intevation.de> |
---|---|
date | Wed, 08 Aug 2012 12:51:18 +0000 |
parents | |
children |
line wrap: on
line diff
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/flys-client/src/main/java/de/intevation/flys/client/server/features/FeaturesNamespaceContext.java Wed Aug 08 12:51:18 2012 +0000 @@ -0,0 +1,80 @@ +package de.intevation.flys.client.server.features; + +import java.util.Iterator; + +import javax.xml.XMLConstants; + +import javax.xml.namespace.NamespaceContext; + +public class FeaturesNamespaceContext +implements NamespaceContext { + + /** + * The URI of the namespace of the features. + */ + public final static String NAMESPACE_URI = + "http://www.intevation.de/2012/flys/features"; + + /** + * The XML prefix for the features namespace. + */ + public final static String NAMESPACE_PREFIX = "ftr"; + + /** + * Final instance to be easily used to avoid creation + * of instances. + */ + public static final FeaturesNamespaceContext INSTANCE = + new FeaturesNamespaceContext(); + + /** + * The default constructor. + */ + public FeaturesNamespaceContext() { + } + + /** + * @see javax.xml.namespace.NamespaceContext#getNamespaceURI(String) + * @param prefix The prefix + * @return The corresponing URI + */ + @Override + public String getNamespaceURI(String prefix) { + + if (prefix == null) { + throw new NullPointerException("Null prefix"); + } + + if (NAMESPACE_PREFIX.equals(prefix)) { + return NAMESPACE_URI; + } + + if ("xml".equals(prefix)) { + return XMLConstants.XML_NS_URI; + } + + return XMLConstants.NULL_NS_URI; + } + + /** + * @see javax.xml.namespace.NamespaceContext#getPrefix(String) + * @param uri The URI + * @return nothing. + * @throws java.lang.UnsupportedOperationException + */ + @Override + public String getPrefix(String uri) { + throw new UnsupportedOperationException(); + } + + /** + * @see javax.xml.namespace.NamespaceContext#getPrefixes(java.lang.String) + * @param uri The URI + * @return nothing + * @throws java.lang.UnsupportedOperationException + */ + @Override + public Iterator getPrefixes(String uri) { + throw new UnsupportedOperationException(); + } +}