Example usage for javax.sql.rowset WebRowSet execute

Introduction

In this page you can find the example usage for javax.sql.rowset WebRowSet execute.

Prototype

public void execute(Connection conn) throws SQLException;

Source Link

Document

Populates this CachedRowSet object with data, using the given connection to produce the result set from which the data will be read.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getMySqlConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("drop table survey;");
    st.executeUpdate("create table survey (id int,name varchar(30));");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");

    st = conn.createStatement();/*from  w  ww  .  j a  v  a  2  s  .  com*/

    String query = "select * from survey where 1 = 0";

    WebRowSet webRS = new WebRowSetImpl();
    webRS.setCommand(query);
    webRS.execute(conn);

    // convert xml to a String object
    StringWriter sw = new StringWriter();
    webRS.writeXml(sw);
    System.out.println(sw.toString());

    st.close();
    conn.close();
}

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From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();
    System.out.println("Got Connection.");
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar);");
    st.executeUpdate("create view surveyView as (select * from survey);");
    st.executeUpdate("insert into survey (id,name ) values (1,'nameValue')");
    st.executeUpdate("insert into survey (id,name ) values (2,'anotherValue')");

    String sqlQuery = "SELECT * FROM survey";
    WebRowSet webRS = new WebRowSetImpl();
    webRS.setCommand(sqlQuery);/*from www. j av  a  2 s .  c om*/
    webRS.execute(conn);

    // create RowSetMetaData object
    RowSetMetaData rsMD = (RowSetMetaData) webRS.getMetaData();
    System.out.println("rsMD=" + rsMD);
    if (rsMD == null) {
        System.out.println("vendor does not support RowSetMetaData");
    } else {
        int columnCount = rsMD.getColumnCount();
        System.out.println("columnCount=" + columnCount);
    }
    conn.close();
}

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From source file:Main.java

public static void main(String[] args) throws 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')");

    Statement stmt = conn.createStatement();
    String sqlQuery = "SELECT * FROM survey WHERE id='1'";
    WebRowSet webRS = new WebRowSetImpl();
    webRS.setCommand(sqlQuery);//from ww  w . j a v a  2 s.  c  om
    webRS.execute(conn);

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

    StringWriter sw = new StringWriter();
    webRS.writeXml(sw);
    System.out.println(sw.toString());
    fw.flush();
    fw.close();
    stmt.close();
    conn.close();
}

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From source file:Main.java

public static void main(String[] args) throws 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;//  w  ww  .j  a  va  2 s .c  o  m
    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();
}

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