Java XML Attribute Get getAttributeValueByName(Node node, String name)

Description

Returns the attribute value for the passed name in the passed node.

License

Apache License

Parameter

Parameter	Description
node	the node to get the attribute from
name	the name of the attribute

Return

The attribute value or null if it is not found.

Declaration

public static String getAttributeValueByName(Node node, String name) 

Method Source Code

//package com.java2s;
/*/*from  w  w  w . ja  v a 2  s. co m*/
 * Copyright 2015 the original author or authors.
 *
 * 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.
 */

import org.w3c.dom.*;

public class Main {
    /**
     * Searches throgh the passed NamedNodeMap for an attribute and returns it if it is found.
     * If it is not found, returns a null.
     * @param nnm NamedNodeMap
     * @param name String
     * @return String
     */
    public static String getAttributeValueByName(final NamedNodeMap nnm, final String name) {
        for (int i = 0; i < nnm.getLength(); i++) {
            Attr attr = (Attr) nnm.item(i);
            if (attr.getName().equalsIgnoreCase(name)) {
                return attr.getValue();
            }
        }
        return null;
    }

    /**
     * Returns the attribute value for the passed name in the passed node.
     * @param node the node to get the attribute from
     * @param name the name of the attribute
     * @return The attribute value or null if it is not found.
     */
    public static String getAttributeValueByName(Node node, String name) {
        return getAttributeValueByName(node.getAttributes(), name);
    }
}

Related

1. getAttributeValueAsString(Node node)
2. getAttributeValueBoolean(Node node, String attrName)
3. getAttributeValueByName(NamedNodeMap nnm, String name)
4. getAttributeValueByName(NamedNodeMap nnm, String name)
5. getAttributeValueByName(Node node, String name)
6. getAttributeValueEmptyNull(Element e, String attributeName)
7. getAttributeValueIgnoreCase(Element element, String attributeName)
8. getAttributeValueNS(@Nonnull final Element aElement, @Nullable final String sNamespaceURI, @Nonnull final String sAttrName, @Nullable final String sDefault)
9. getAttributeValueNS(Element element, String namespace, String attrName)