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SAML Provider Implementations

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/*
 * Licensed to the University Corporation for Advanced Internet Development, 
 * Inc. (UCAID) under one or more contributor license agreements.  See the 
 * NOTICE file distributed with this work for additional information regarding
 * copyright ownership. The UCAID 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.opensaml.saml.saml2.metadata.impl;

import java.util.Collections;
import java.util.List;

import javax.xml.namespace.QName;

import org.opensaml.core.xml.XMLObject;
import org.opensaml.core.xml.util.IndexedXMLObjectChildrenList;
import org.opensaml.saml.common.AbstractSAMLObject;
import org.opensaml.saml.saml2.metadata.Extensions;

/**
 * Implementation of {@link org.opensaml.saml.saml2.metadata.Extensions}.
 */
public class ExtensionsImpl extends AbstractSAMLObject implements Extensions {

    /** "any" children. */
    private final IndexedXMLObjectChildrenList unknownChildren;

    /**
     * Constructor.
     * 
     * @param namespaceURI namespace URI
     * @param elementLocalName local name
     * @param namespacePrefix prefix
     */
    protected ExtensionsImpl(String namespaceURI, String elementLocalName, String namespacePrefix) {
        super(namespaceURI, elementLocalName, namespacePrefix);
        unknownChildren = new IndexedXMLObjectChildrenList<>(this);
    }

    /**
     * {@inheritDoc}
     */
    public List getUnknownXMLObjects() {
        return unknownChildren;
    }
    
    /** {@inheritDoc} */
    public List getUnknownXMLObjects(QName typeOrName) {
        return (List) unknownChildren.subList(typeOrName);
    }

    /** {@inheritDoc} */
    public List getOrderedChildren() {
        return Collections.unmodifiableList(unknownChildren);
    }
}