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Apache CXF example source code file (SupportingTokensBuilder.java)

This example Apache CXF source code file (SupportingTokensBuilder.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Apache CXF tags/keywords

assertionbuilder, dom, illegalargumentexception, iterator, known_elements, known_elements, list, policy, policyassertion, policyassertion, qname, supportingtoken, supportingtoken, supportingtokensbuilder, supportingtokensbuilder, util

The Apache CXF SupportingTokensBuilder.java source code

/**
 * 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.cxf.ws.security.policy.builders;

import java.util.Arrays;
import java.util.Iterator;
import java.util.List;

import javax.xml.namespace.QName;

import org.w3c.dom.Element;

import org.apache.cxf.helpers.DOMUtils;
import org.apache.cxf.ws.policy.AssertionBuilder;
import org.apache.cxf.ws.policy.PolicyAssertion;
import org.apache.cxf.ws.policy.PolicyBuilder;
import org.apache.cxf.ws.security.policy.SP11Constants;
import org.apache.cxf.ws.security.policy.SP12Constants;
import org.apache.cxf.ws.security.policy.SPConstants.SupportTokenType;
import org.apache.cxf.ws.security.policy.model.AlgorithmSuite;
import org.apache.cxf.ws.security.policy.model.SignedEncryptedElements;
import org.apache.cxf.ws.security.policy.model.SignedEncryptedParts;
import org.apache.cxf.ws.security.policy.model.SupportingToken;
import org.apache.cxf.ws.security.policy.model.Token;
import org.apache.neethi.Assertion;
import org.apache.neethi.Policy;


public class SupportingTokensBuilder implements AssertionBuilder {
    private static final List<QName> KNOWN_ELEMENTS 
        = Arrays.asList(SP11Constants.SUPPORTING_TOKENS, 
                        SP11Constants.SIGNED_SUPPORTING_TOKENS,
                        SP11Constants.ENDORSING_SUPPORTING_TOKENS,
                        SP11Constants.SIGNED_ENDORSING_SUPPORTING_TOKENS);

    
    PolicyBuilder builder;
    public SupportingTokensBuilder(PolicyBuilder b) {
        builder = b;
    }
    public List<QName> getKnownElements() {
        return KNOWN_ELEMENTS;
    }

    
    
    public PolicyAssertion build(Element element)
        throws IllegalArgumentException {
        QName name = DOMUtils.getElementQName(element);
        SupportingToken supportingToken = null;

        if (SP11Constants.SUPPORTING_TOKENS.equals(name)) {
            supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SUPPORTING,
                                                  SP11Constants.INSTANCE);
        } else if (SP11Constants.SIGNED_SUPPORTING_TOKENS.equals(name)) {
            supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SIGNED, 
                                                  SP11Constants.INSTANCE);
        } else if (SP11Constants.ENDORSING_SUPPORTING_TOKENS.equals(name)) {
            supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_ENDORSING, 
                                                  SP11Constants.INSTANCE);
        } else if (SP11Constants.SIGNED_ENDORSING_SUPPORTING_TOKENS.equals(name)) {
            supportingToken = new SupportingToken(SupportTokenType.SUPPORTING_TOKEN_SIGNED_ENDORSING,
                                                  SP11Constants.INSTANCE);
        }

        Policy policy = builder.getPolicy(DOMUtils.getFirstElement(element));
        policy = (Policy)policy.normalize(false);

        for (Iterator iterator = policy.getAlternatives(); iterator.hasNext();) {
            processAlternative((List)iterator.next(), supportingToken);
            /*
             * for the moment we will say there should be only one alternative
             */
            break;
        }

        return supportingToken;
    }


    private void processAlternative(List assertions, SupportingToken supportingToken) {

        for (Iterator iterator = assertions.iterator(); iterator.hasNext();) {

            Assertion primitive = (Assertion)iterator.next();
            QName qname = primitive.getName();

            if (SP12Constants.ALGORITHM_SUITE.equals(qname)) {
                supportingToken.setAlgorithmSuite((AlgorithmSuite)primitive);

            } else if (SP12Constants.SIGNED_PARTS.equals(qname)) {
                supportingToken.setSignedParts((SignedEncryptedParts)primitive);

            } else if (SP12Constants.SIGNED_ELEMENTS.equals(qname)) {
                supportingToken.setSignedElements((SignedEncryptedElements)primitive);

            } else if (SP12Constants.ENCRYPTED_PARTS.equals(qname)) {
                supportingToken.setEncryptedParts((SignedEncryptedParts)primitive);

            } else if (SP12Constants.ENCRYPTED_ELEMENTS.equals(qname)) {
                supportingToken.setEncryptedElements((SignedEncryptedElements)primitive);

            } else if (primitive instanceof Token) {
                supportingToken.addToken((Token)primitive);
            }
        }
    }



    public PolicyAssertion buildCompatible(PolicyAssertion a, PolicyAssertion b) {
        // TODO Auto-generated method stub
        return null;
    }
}

Other Apache CXF examples (source code examples)

Here is a short list of links related to this Apache CXF SupportingTokensBuilder.java source code file:

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