splitXML

package sort;

import org.w3c.dom.Document;
import org.w3c.dom.Node;
import org.w3c.dom.NodeList;
import org.w3c.dom.ls.DOMImplementationLS;
import org.w3c.dom.ls.LSOutput;
import org.w3c.dom.ls.LSSerializer;
import org.xml.sax.SAXException;

import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import javax.xml.xpath.*;
import java.io.BufferedWriter;
import java.io.File;
import java.io.FileWriter;
import java.io.IOException;


public class SplitXML {


    public static void printXmlDocument(Document document) throws IOException {
        DOMImplementationLS domImplementationLS =
                (DOMImplementationLS) document.getImplementation();
        LSSerializer lsSerializer =
                domImplementationLS.createLSSerializer();
        BufferedWriter bw=new BufferedWriter(new FileWriter(File.createTempFile("abc",".xml",new File("/tmp/abc"))));
        LSOutput lsOutput = domImplementationLS.createLSOutput();
        lsOutput.setCharacterStream(bw);
        lsSerializer.write(document, lsOutput);
    }

    public static void main(String[] args) throws ParserConfigurationException, IOException, SAXException, XPathExpressionException {
        DocumentBuilderFactory f=DocumentBuilderFactory.newInstance();
        f.setNamespaceAware(true);
        DocumentBuilder builder = f.newDocumentBuilder();
        Document doc = builder.parse("/home/akm/test.xml");

        XPathFactory xf=XPathFactory.newInstance();
        XPath xpath=xf.newXPath();
        XPathExpression exp=xpath.compile("//agreement[current_status='1']");
        NodeList res= (NodeList) exp.evaluate(doc, XPathConstants.NODESET);


        for(int i=0;i<res.getLength();i++){
            doc=f.newDocumentBuilder().newDocument();
            Node root = doc.importNode(res.item(i), true);
            doc.appendChild(root);
            printXmlDocument(doc);
        }



    }

}