Main.java Source code

Introduction

Here is the source code for Main.java

Source

import java.io.ByteArrayInputStream;
import java.io.InputStream;
import javax.xml.xpath.XPath;
import javax.xml.xpath.XPathFactory;
import org.xml.sax.InputSource;

public class Main {

    public static final String xml = //
            "<queries>"//
                    + "  <query id='getUserByName'>"//
                    + "    select * from users where name=?"//
                    + "  </query>"//
                    + "  <query id='getUserByEmail'>"//
                    + "    select * from users where email=?"//
                    + "  </query>"//
                    + "</queries>";

    public static void main(String[] args) throws Exception {
        System.out.println(getQuery("getUserByName"));
        System.out.println(getQuery("getUserByEmail"));

    }

    public static String getQuery(String id) throws Exception {
        InputStream is = new ByteArrayInputStream(xml.getBytes("UTF8"));
        InputSource inputSource = new InputSource(is);
        XPath xpath = XPathFactory.newInstance().newXPath();
        return xpath.evaluate("/queries/query[@id='" + id + "']", inputSource);
    }
}