Output WebRowSet in XML : WebRowSet « Database SQL JDBC « Java

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Java » Database SQL JDBC » WebRowSetScreenshots 
Output WebRowSet in XML

/*
Output:

<?xml version="1.0"?>
<webRowSet xmlns="http://java.sun.com/xml/ns/jdbc" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://java.sun.com/xml/ns/jdbc http://java.sun.com/xml/ns/jdbc/webrowset.xsd">
  <properties>
    <command>SELECT * FROM survey WHERE id=&apos;1&apos;</command>
    <concurrency>1008</concurrency>
    <datasource><null/></datasource>
    <escape-processing>true</escape-processing>
    <fetch-direction>1000</fetch-direction>
    <fetch-size>0</fetch-size>
    <isolation-level>2</isolation-level>
    <key-columns>
    </key-columns>
    <map>
    </map>
    <max-field-size>0</max-field-size>
    <max-rows>0</max-rows>
    <query-timeout>0</query-timeout>
    <read-only>true</read-only>
    <rowset-type>ResultSet.TYPE_SCROLL_INSENSITIVE</rowset-type>
    <show-deleted>false</show-deleted>
    <table-name>survey</table-name>
    <url><null/></url>
    <sync-provider>
      <sync-provider-name>com.sun.rowset.providers.RIOptimisticProvider</sync-provider-name>
      <sync-provider-vendor>Sun Microsystems Inc.</sync-provider-vendor>
      <sync-provider-version>1.0</sync-provider-version>
      <sync-provider-grade>2</sync-provider-grade>
      <data-source-lock>1</data-source-lock>
    </sync-provider>
  </properties>
  <metadata>
    <column-count>2</column-count>
    <column-definition>
      <column-index>1</column-index>
      <auto-increment>false</auto-increment>
      <case-sensitive>false</case-sensitive>
      <currency>false</currency>
      <nullable>1</nullable>
      <signed>true</signed>
      <searchable>true</searchable>
      <column-display-size>11</column-display-size>
      <column-label>ID</column-label>
      <column-name>ID</column-name>
      <schema-name>PUBLIC</schema-name>
      <column-precision>10</column-precision>
      <column-scale>0</column-scale>
      <table-name>SURVEY</table-name>
      <catalog-name></catalog-name>
      <column-type>4</column-type>
      <column-type-name>INTEGER</column-type-name>
    </column-definition>
    <column-definition>
      <column-index>2</column-index>
      <auto-increment>false</auto-increment>
      <case-sensitive>false</case-sensitive>
      <currency>false</currency>
      <nullable>1</nullable>
      <signed>false</signed>
      <searchable>true</searchable>
      <column-display-size>32766</column-display-size>
      <column-label>NAME</column-label>
      <column-name>NAME</column-name>
      <schema-name>PUBLIC</schema-name>
      <column-precision>2147483647</column-precision>
      <column-scale>0</column-scale>
      <table-name>SURVEY</table-name>
      <catalog-name></catalog-name>
      <column-type>12</column-type>
      <column-type-name>VARCHAR</column-type-name>
    </column-definition>
  </metadata>
  <data>
    <currentRow>
      <columnValue>1</columnValue>
      <columnValue>nameValue</columnValue>
    </currentRow>
  </data>
</webRowSet>

*/




import java.io.File;
import java.io.FileWriter;
import java.io.StringWriter;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.Statement;

import javax.sql.rowset.WebRowSet;

import com.sun.rowset.WebRowSetImpl;

public class Main {
  public static void main(String[] argsthrows Exception {
    Connection conn = getHSQLConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar);");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,'anotherValue')");    
    
    WebRowSet webRS;
    ResultSet rs = null;
    Statement stmt = null;
    stmt = conn.createStatement();
    webRS = null;
    String sqlQuery = "SELECT * FROM survey WHERE id='1'";
    webRS = new WebRowSetImpl();
    webRS.setCommand(sqlQuery);
    webRS.execute(conn);

    FileWriter fw = null;

    File file = new File("1.xml");
    fw = new FileWriter(file);
    System.out.println("Writing db data to file " + file.getAbsolutePath());
    webRS.writeXml(fw);

    // convert xml to a String object
    StringWriter sw = new StringWriter();
    webRS.writeXml(sw);
    System.out.println("==============");
    System.out.println(sw.toString());
    System.out.println("==============");
    fw.flush();
    fw.close();
    rs.close();
    stmt.close();
    conn.close();
  }

  private static Connection getHSQLConnection() throws Exception {
    Class.forName("org.hsqldb.jdbcDriver");
    System.out.println("Driver Loaded.");
    String url = "jdbc:hsqldb:data/tutorial";
    return DriverManager.getConnection(url, "sa""");
  }

  public static Connection getMySqlConnection() throws Exception {
    String driver = "org.gjt.mm.mysql.Driver";
    String url = "jdbc:mysql://localhost/demo2s";
    String username = "oost";
    String password = "oost";

    Class.forName(driver);
    Connection conn = DriverManager.getConnection(url, username, password);
    return conn;
  }

  public static Connection getOracleConnection() throws Exception {
    String driver = "oracle.jdbc.driver.OracleDriver";
    String url = "jdbc:oracle:thin:@localhost:1521:databaseName";
    String username = "userName";
    String password = "password";

    Class.forName(driver)// load Oracle driver
    Connection conn = DriverManager.getConnection(url, username, password);
    return conn;
  }

}




           
       
SaveWebRowSetToXMLFile.zip( 3,849 k)
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2. Get RowSet MetaData From WebRowSet
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4. Convert WebRowSet To String
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