/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.cocoon.forms.binding;
import org.apache.cocoon.forms.binding.JXPathBindingManager.Assistant;
import org.apache.cocoon.forms.binding.library.Library;
import org.apache.cocoon.forms.binding.library.LibraryException;
import org.apache.cocoon.forms.util.DomHelper;
import org.w3c.dom.Element;
/**
* Handles binding library imports
*
* @version $Id: ImportJXPathBindingBuilder.java 450255 2006-09-26 23:48:43Z vgritsenko $
*/
public class ImportJXPathBindingBuilder extends JXPathBindingBuilderBase {
/* (non-Javadoc)
* @see JXPathBindingBuilderBase#buildBinding(Element, JXPathBindingManager.Assistant)
*/
public JXPathBindingBase buildBinding(Element bindingElm, Assistant assistant)
throws BindingException {
Library lib = assistant.getContext().getLocalLibrary();
String prefix = DomHelper.getAttribute(bindingElm, "prefix", null);
String uri = DomHelper.getAttribute(bindingElm, "uri", null);
if (prefix == null || uri == null) {
throw new BindingException("Import needs to specify both @uri and @prefix! (at " + DomHelper.getLocation(bindingElm) + ")");
}
try {
lib.includeAs(prefix, uri);
} catch (LibraryException e) {
throw new BindingException("Could not import library !(at " + DomHelper.getLocation(bindingElm) + ")", e);
}
return new ImportJXPathBinding();
}
}