Example usage for javax.sql.rowset FilteredRowSet setCommand

Introduction

In this page you can find the example usage for javax.sql.rowset FilteredRowSet setCommand.

Prototype

void setCommand(String cmd) throws SQLException;

Source Link

Document

Sets this RowSet object's command property to the given SQL query.

Usage

From source file:Main.java

public static void main(String[] args) throws Exception {
    Connection conn = getHSQLConnection();
    Statement st = conn.createStatement();
    st.executeUpdate("create table survey (id int,name varchar, age int);");
    st.executeUpdate("insert into survey (id,name,age ) values (1,'nameValue', 10)");

    FilteredRowSet frs = new FilteredRowSetImpl();
    frs.setUsername("sa");
    frs.setPassword("");
    frs.setUrl("jdbc:hsqldb:data/tutorial");
    frs.setCommand("SELECT id, name, age FROM survey");
    frs.execute();//from  www  .  j  a  v  a 2  s . co  m
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }
    AgeFilter filter = new AgeFilter(7, 10, 3);
    frs.beforeFirst();
    frs.setFilter(filter);
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }
    frs.beforeFirst();
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }
    frs.close();
    st.close();
    frs.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, age int);");
    st.executeUpdate("insert into survey (id,name,age ) values (1,'nameValue', 10)");
    st.executeUpdate("insert into survey (id,name,age ) values (2,'anotherValue', 100)");

    FilteredRowSet frs = new FilteredRowSetImpl();
    frs.setUsername("sa");
    frs.setPassword("");
    frs.setUrl("jdbc:hsqldb:data/tutorial");
    frs.setCommand("SELECT id, name, age FROM survey");
    frs.execute();/*from   ww  w .  ja v  a 2 s .  c  o m*/

    System.out.println("--- Unfiltered RowSet: ---");
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }
    // create a filter that restricts entries in
    // the age column to be between 7 and 10
    AgeFilter filter = new AgeFilter(7, 10, 3);

    // set the filter.
    frs.beforeFirst();
    frs.setFilter(filter);

    // go to the beginning of the Rowset
    System.out.println("--- Filtered RowSet: ---");

    // show filtered data
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }

    System.out.println("--- Try to insert new records ---");

    // Try to add an employee with age = 90 (allowed by filter)
    frs.moveToInsertRow();
    frs.updateString(1, "999");
    frs.updateString(2, "Andre");
    frs.updateInt(3, 90);
    frs.insertRow();
    frs.moveToCurrentRow();
    frs.acceptChanges();

    // try to add an survey with age = 65 (not allowed by filter)
    frs.moveToInsertRow();
    frs.updateString(1, "123");
    frs.updateString(2, "Jeff");
    frs.updateInt(3, 65);
    frs.insertRow();
    frs.moveToCurrentRow();
    frs.acceptChanges();

    // scroll to first row of rowset
    frs.beforeFirst();
    // display rows in FilteredRowset
    System.out.println("FilteredRowSet after trying to insert Jeff (age 65) and Andre (age 90):");
    while (frs.next()) {
        System.out.println(frs.getRow() + " - " + frs.getString("id") + ":" + frs.getString("name") + ":"
                + frs.getInt("age"));
    }

    frs.close();
    st.close();
    frs.close();
}

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From source file:com.oracle.tutorial.jdbc.FilteredRowSetSample.java

public void testFilteredRowSet() {
    FilteredRowSet frs = null;
    StateFilter myStateFilter = new StateFilter(10000, 10999, 1);
    String[] cityArray = { "SF", "LA" };

    CityFilter myCityFilter = new CityFilter(cityArray, 2);

    try {//from w w  w .j a  v  a  2 s. c o m
        frs = new FilteredRowSetImpl();

        frs.setCommand("SELECT * FROM COFFEE_HOUSES");
        frs.setUsername(settings.userName);
        frs.setPassword(settings.password);
        frs.setUrl(settings.urlString);
        frs.execute();

        System.out.println("\nBefore filter:");
        FilteredRowSetSample.viewTable(this.con);

        System.out.println("\nSetting state filter:");
        frs.beforeFirst();
        frs.setFilter(myStateFilter);
        this.viewFilteredRowSet(frs);

        System.out.println("\nSetting city filter:");
        frs.beforeFirst();
        frs.setFilter(myCityFilter);
        this.viewFilteredRowSet(frs);

    } catch (SQLException e) {
        JDBCTutorialUtilities.printSQLException(e);
    }
}

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