/*
* Copyright 2001-2004 The Apache Software Foundation.
*
* Licensed 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.ws.secpolicy12.builders;
import java.util.Iterator;
import java.util.List;
import javax.xml.namespace.QName;
import org.apache.axiom.om.OMElement;
import org.apache.neethi.Assertion;
import org.apache.neethi.AssertionBuilderFactory;
import org.apache.neethi.Policy;
import org.apache.neethi.PolicyEngine;
import org.apache.neethi.builders.AssertionBuilder;
import org.apache.ws.secpolicy.SPConstants;
import org.apache.ws.secpolicy.SP12Constants;
import org.apache.ws.secpolicy.model.Layout;
public class LayoutBuilder implements AssertionBuilder<OMElement> {
public Assertion build(OMElement element, AssertionBuilderFactory factory) throws IllegalArgumentException {
Layout layout = new Layout(SPConstants.SP_V12);
Policy policy = PolicyEngine.getPolicy(element.getFirstElement());
policy = (Policy) policy.normalize(false);
for (Iterator iterator = policy.getAlternatives(); iterator.hasNext(); ) {
processAlternative((List) iterator.next(), layout);
break; // there should be only one alternative
}
return layout;
}
public QName[] getKnownElements() {
return new QName[] {SP12Constants.LAYOUT};
}
public void processAlternative(List assertions, Layout parent) {
for (Iterator iterator = assertions.iterator(); iterator.hasNext();) {
Assertion assertion = (Assertion) iterator.next();
QName qname = assertion.getName();
if (SP12Constants.STRICT.equals(qname)) {
parent.setValue(SPConstants.LAYOUT_STRICT);
} else if (SP12Constants.LAX.equals(qname)) {
parent.setValue(SPConstants.LAYOUT_LAX);
} else if (SP12Constants.LAXTSFIRST.equals(qname)) {
parent.setValue(SPConstants.LAYOUT_LAX_TIMESTAMP_FIRST);
} else if (SP12Constants.LAXTSLAST.equals(qname)) {
parent.setValue(SPConstants.LAYOUT_LAX_TIMESTAMP_LAST);
}
}
}
}