Java XMLObject.getParent方法代码示例

import org.opensaml.xml.XMLObject; //导入方法依赖的package包/类
/**
 * Prepares the given DOM caching XMLObject for adoption into another document. If the XMLObject has a parent then
 * all visible namespaces used by the given XMLObject and its descendants are declared within that subtree and the
 * parent's DOM is invalidated.
 * 
 * @param domCachingObject the XMLObject to prepare for adoption
 * 
 * @throws MarshallingException thrown if a namespace within the XMLObject's DOM subtree can not be resolved.
 */
private void prepareForAdoption(XMLObject domCachingObject) throws MarshallingException {
    if (domCachingObject.getParent() != null) {
        log.trace("Rooting all visible namespaces of XMLObject {} before adding it to new parent Element",
                domCachingObject.getElementQName());
        try {
            XMLHelper.rootNamespaces(domCachingObject.getDOM());
        } catch (XMLParserException e) {
            String errorMsg =
                    "Unable to root namespaces of cached DOM element, " + domCachingObject.getElementQName();
            log.error(errorMsg, e);
            throw new MarshallingException(errorMsg, e);
        }

        log.trace("Release DOM of XMLObject parent");
        domCachingObject.releaseParentDOM(true);
    }
}
 

import org.opensaml.xml.XMLObject; //导入方法依赖的package包/类
/**
 * Checks to see if the given XMLObject is still valid. An XMLObject is valid if, and only if, itself and every
 * ancestral {@link TimeBoundSAMLObject} is valid.
 * 
 * @param xmlObject the XML object tree to check
 * 
 * @return true of the tree is valid, false if not
 */
public static boolean isValid(XMLObject xmlObject) {
    if (xmlObject instanceof TimeBoundSAMLObject) {
        TimeBoundSAMLObject timeBoundObject = (TimeBoundSAMLObject) xmlObject;
        if (!timeBoundObject.isValid()) {
            return false;
        }
    }

    XMLObject parent = xmlObject.getParent();
    if (parent != null) {
        return isValid(parent);
    }

    return true;
}
 

import org.opensaml.xml.XMLObject; //导入方法依赖的package包/类
/**
 * Get the namespace URI bound to the specified prefix within the scope of the specified
 * XMLObject.
 *
 * @param xmlObject the XMLObject from which to search
 * @param prefix the prefix to search
 * @return the namespace URI bound to the prefix, or none if not found
 */
public static String lookupNamespaceURI(XMLObject xmlObject, String prefix) {
    XMLObject current = xmlObject;
    
    while (current != null) {
        for (Namespace ns : current.getNamespaces()) {
            if (DatatypeHelper.safeEquals(ns.getNamespacePrefix(), prefix)) {
                return ns.getNamespaceURI();
            }
        }
        current = current.getParent();
    }
    
    return null;
}
 

import org.opensaml.xml.XMLObject; //导入方法依赖的package包/类
/**
 * Get the prefix bound to the specified namespace URI within the scope of the specified
 * XMLObject.
 *
 * @param xmlObject the XMLObject from which to search
 * @param namespaceURI the namespace URI to search
 * @return the prefix bound to the namespace URI, or none if not found
 */
public static String lookupNamespacePrefix(XMLObject xmlObject, String namespaceURI) {
    XMLObject current = xmlObject;
    
    while (current != null) {
        for (Namespace ns : current.getNamespaces()) {
            if (DatatypeHelper.safeEquals(ns.getNamespaceURI(), namespaceURI)) {
                return ns.getNamespacePrefix();
            }
        }
        current = current.getParent();
    }
    
    return null;
}