Java XML NodeList canonizeNodeList(NodeList nodelist)

Description

Remove comments and whitespace-only text nodes

License

Apache License

Declaration

private static List<Node> canonizeNodeList(NodeList nodelist) 

Method Source Code

//package com.java2s;
/*/*from   w ww.j  a v  a2  s. co m*/
 * Copyright (c) 2010-2013 Evolveum
 *
 * 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 java.util.ArrayList;

import java.util.List;

import org.w3c.dom.Node;
import org.w3c.dom.NodeList;

public class Main {
    /**
     * Remove comments and whitespace-only text nodes
     */
    private static List<Node> canonizeNodeList(NodeList nodelist) {
        List<Node> list = new ArrayList<Node>(nodelist.getLength());
        for (int i = 0; i < nodelist.getLength(); i++) {
            Node aItem = nodelist.item(i);
            if (aItem.getNodeType() == Node.COMMENT_NODE) {
                continue;
            } else if (aItem.getNodeType() == Node.TEXT_NODE) {
                if (aItem.getTextContent().matches("\\s*")) {
                    continue;
                }
            }
            list.add(aItem);
        }
        return list;
    }
}

Related

1. addAll(final Node dst, final NodeList src)
2. asList(final NodeList scripts)
3. asList(NodeList nodeList)
4. combine(final NodeList... nls)
5. combineNodeLists(NodeList successfulReportList, NodeList failedAssertList)
6. containsElementByValue(NodeList elements, String value)
7. containsNature(NodeList nodes, String nature)