org.apache.axiom.soap.impl.mixin.AxiomSOAPHeaderMixin Maven / Gradle / Ivy

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Contains mixins and implementation classes shared by LLOM and DOOM.
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/*
 * 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.axiom.soap.impl.mixin;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

import javax.xml.namespace.QName;

import org.apache.axiom.core.Axis;
import org.apache.axiom.core.ElementMatcher;
import org.apache.axiom.om.OMElement;
import org.apache.axiom.om.OMException;
import org.apache.axiom.om.OMNamespace;
import org.apache.axiom.om.impl.common.AxiomSemantics;
import org.apache.axiom.om.impl.intf.AxiomElement;
import org.apache.axiom.soap.RolePlayer;
import org.apache.axiom.soap.SOAPFactory;
import org.apache.axiom.soap.SOAPHeaderBlock;
import org.apache.axiom.soap.SOAPProcessingException;
import org.apache.axiom.soap.impl.common.MURoleChecker;
import org.apache.axiom.soap.impl.common.RoleChecker;
import org.apache.axiom.soap.impl.common.RolePlayerChecker;
import org.apache.axiom.soap.impl.common.SOAPHeaderBlockMapper;
import org.apache.axiom.soap.impl.intf.AxiomSOAPElement;
import org.apache.axiom.soap.impl.intf.AxiomSOAPHeader;
import org.apache.axiom.weaver.annotation.Mixin;

@Mixin
public abstract class AxiomSOAPHeaderMixin implements AxiomSOAPHeader {
    @Override
    public final boolean isChildElementAllowed(OMElement child) {
        // Axiom 1.2.x allowed adding plain OMElements as children to SOAPHeaders. Note that the
        // Iterator instances will automatically replace such elements by
        // SOAPHeaderBlocks.
        return child instanceof SOAPHeaderBlock || !(child instanceof AxiomSOAPElement);
    }

    @Override
    public final SOAPHeaderBlock addHeaderBlock(String localName, OMNamespace ns)
            throws OMException {

        if (ns == null || ns.getNamespaceURI().length() == 0) {
            throw new OMException("All the SOAP Header blocks should be namespace qualified");
        }

        OMNamespace namespace = findNamespace(ns.getNamespaceURI(), ns.getPrefix());
        if (namespace != null) {
            ns = namespace;
        }

        SOAPHeaderBlock soapHeaderBlock;
        try {
            soapHeaderBlock =
                    ((SOAPFactory) getOMFactory()).createSOAPHeaderBlock(localName, ns, this);
        } catch (SOAPProcessingException e) {
            throw new OMException(e);
        }
        return soapHeaderBlock;
    }

    @Override
    public final SOAPHeaderBlock addHeaderBlock(QName qname) throws OMException {
        return addHeaderBlock(
                qname.getLocalPart(),
                getOMFactory().createOMNamespace(qname.getNamespaceURI(), qname.getPrefix()));
    }

    @Override
    public final Iterator examineAllHeaderBlocks() {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                ElementMatcher.ANY,
                null,
                null,
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final Iterator examineHeaderBlocks(String role) {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                new RoleChecker(getSOAPHelper(), role),
                null,
                null,
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final Iterator examineMustUnderstandHeaderBlocks(String role) {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                new MURoleChecker(getSOAPHelper(), role),
                null,
                null,
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final Iterator getHeadersToProcess(RolePlayer rolePlayer) {
        return getHeadersToProcess(rolePlayer, null);
    }

    @Override
    public final Iterator getHeadersToProcess(
            RolePlayer rolePlayer, String namespace) {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                new RolePlayerChecker(getSOAPHelper(), rolePlayer, namespace),
                null,
                null,
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final Iterator getHeaderBlocksWithNamespaceURI(String uri) {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                ElementMatcher.BY_NAMESPACE_URI,
                uri,
                null,
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final Iterator getHeaderBlocksWithName(QName name) {
        return coreGetElements(
                Axis.CHILDREN,
                AxiomElement.class,
                ElementMatcher.BY_QNAME,
                name.getNamespaceURI(),
                name.getLocalPart(),
                SOAPHeaderBlockMapper.INSTANCE,
                AxiomSemantics.INSTANCE);
    }

    @Override
    public final ArrayList getHeaderBlocksWithNSURI(String nsURI) {
        ArrayList result = new ArrayList();
        for (Iterator it = getHeaderBlocksWithNamespaceURI(nsURI);
                it.hasNext(); ) {
            result.add(it.next());
        }
        return result;
    }

    private Iterator extract(Iterator it) {
        List result = new ArrayList();
        while (it.hasNext()) {
            SOAPHeaderBlock headerBlock = it.next();
            it.remove();
            result.add(headerBlock);
        }
        return result.iterator();
    }

    @Override
    public final Iterator extractHeaderBlocks(String role) {
        return extract(examineHeaderBlocks(role));
    }

    @Override
    public final Iterator extractAllHeaderBlocks() {
        return extract(examineAllHeaderBlocks());
    }
}