Android XmlPullParser Move to Next next(final XmlPullParser pp)

Description

next

License

Open Source License

Declaration

public static void next(final XmlPullParser pp)
            throws XmlPullParserException, IOException 

Method Source Code

//package com.java2s;
/*//from w  w  w. jav a2 s  . c o  m
 * For license please see accompanying LICENSE.txt file (available also at http://www.xmlpull.org/).
 * According to www.xmlpull.org, this code is in the public domain.
 */

import java.io.IOException;
import org.xmlpull.v1.XmlPullParser;
import org.xmlpull.v1.XmlPullParserException;

public class Main {
    public static void next(final XmlPullParser pp)
            throws XmlPullParserException, IOException {
        skipSubTree(pp);
        pp.next();
    }

    /**
     * Skip sub tree that is currently porser positioned on. <br>
     * NOTE: parser must be on START_TAG and when funtion returns parser will be positioned on corresponding END_TAG
     */
    public static void skipSubTree(final XmlPullParser pp)
            throws XmlPullParserException, IOException {
        pp.require(XmlPullParser.START_TAG, null, null);

        int level = 1;
        while (level > 0) {
            final int eventType = pp.next();
            if (eventType == XmlPullParser.END_TAG)
                --level;
            else if (eventType == XmlPullParser.START_TAG)
                ++level;
        }
    }

    public static void require(final XmlPullParser pp, final String tagName)
            throws XmlPullParserException, IOException {
        skipWhitespace(pp);

        pp.require(XmlPullParser.START_TAG, null, tagName);
    }

    private static void skipWhitespace(final XmlPullParser pp)
            throws XmlPullParserException, IOException {
        if (pp.getEventType() == XmlPullParser.START_DOCUMENT)
            pp.next();
        if (pp.getEventType() == XmlPullParser.TEXT && pp.isWhitespace())
            pp.next();
    }
}

Related

1. moveToElement(XmlPullParser parser, String namespaceName, String name)
2. nextDateTime(XmlPullParser parser, String tag)
3. nextDirectChildTag( XmlPullParser paramXmlPullParser, int paramInt)
4. nextDouble(XmlPullParser parser, String tag)
5. nextElement(XmlPullParser parser)