extract Attributes From Xml Tag Into Map - Java XML

Java examples for XML:XML Attribute

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Description

extract Attributes From Xml Tag Into Map

Demo Code


//package com.java2s;
import javax.xml.stream.XMLEventReader;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLStreamException;
import javax.xml.stream.events.Attribute;
import javax.xml.stream.events.StartElement;
import javax.xml.stream.events.XMLEvent;
import java.io.InputStream;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;

public class Main {
    public static Map<String, String> extractAttributesFromXmlTagIntoMap(
            InputStream input, String tagName) throws XMLStreamException {

        XMLEventReader eventReader = XMLInputFactory.newFactory()
                .createXMLEventReader(input);
        final Map<String, String> attributesMap = new HashMap<String, String>();

        while (eventReader.hasNext()) {
            XMLEvent event = eventReader.nextEvent();

            if (event.isStartElement()) {
                final StartElement startElement = event.asStartElement();

                if (startElement.getName().getLocalPart() == tagName) {
                    Iterator<Attribute> attributes = startElement
                            .getAttributes();

                    while (attributes.hasNext()) {
                        final Attribute attr = attributes.next();
                        attributesMap.put(attr.getName().toString(), attr
                                .getValue().toString());
                    }/*from   w  w w.j a  va2 s.  com*/
                }

            }

        }

        return attributesMap;
    }
}

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