org.opensaml.xml.schema.impl.XSQNameUnmarshaller Maven / Gradle / Ivy

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XMLTooling-J is a low-level library that may be used to construct libraries that allow developers to work with XML in a Java beans manner.

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/*
 * Copyright [2006] [University Corporation for Advanced Internet Development, Inc.]
 *
 * 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.opensaml.xml.schema.impl;

import org.opensaml.xml.XMLObject;
import org.opensaml.xml.io.AbstractXMLObjectUnmarshaller;
import org.opensaml.xml.io.UnmarshallingException;
import org.opensaml.xml.schema.XSQName;
import org.opensaml.xml.util.DatatypeHelper;
import org.opensaml.xml.util.XMLHelper;
import org.w3c.dom.Attr;
import org.w3c.dom.Text;

/**
 * A thread-safe unmarshaller for {@link org.opensaml.xml.schema.XSQName}s.
 */
public class XSQNameUnmarshaller extends AbstractXMLObjectUnmarshaller {

    /** {@inheritDoc} */
    protected void processChildElement(XMLObject parentXMLObject, XMLObject childXMLObject)
            throws UnmarshallingException {
        // no child elements
    }

    /** {@inheritDoc} */
    protected void processAttribute(XMLObject xmlObject, Attr attribute) throws UnmarshallingException {
        // no attributes
    }

    /** {@inheritDoc} */
    protected void processElementContent(XMLObject xmlObject, String elementContent) {
        // handled by overriden unmarshallTextContent() directly, because we need access to the owning DOM element
    }

    /** {@inheritDoc} */
    protected void unmarshallTextContent(XMLObject xmlObject, Text content) throws UnmarshallingException {
        String textContent = DatatypeHelper.safeTrimOrNullString(content.getWholeText());
        if (textContent != null) {
            XSQName qname = (XSQName) xmlObject;
            qname.setValue(XMLHelper.constructQName(textContent, XMLHelper.getElementAncestor(content)));
        }
    }
}