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Groovy example source code file (GroovyResultSet.java)

This example Groovy source code file (GroovyResultSet.java) is included in the DevDaily.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Java - Groovy tags/keywords

groovyobject, groovyobject, groovyresultset, groovyresultset, jdbc, object, object, resultset, sql, sqlexception, sqlexception, util

The Groovy GroovyResultSet.java source code

/*
 * Copyright 2003-2007 the original author or authors.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package groovy.sql;

import groovy.lang.Closure;
import groovy.lang.GroovyObject;

import java.sql.ResultSet;
import java.sql.SQLException;
import java.util.Map;

/**
 * Represents an extent of objects
 *
 * @author <a href="mailto:james@coredevelopers.net">James Strachan
 * @author <a href="mailto:ivan_ganza@yahoo.com">Ivan Ganza
 * @author Chris Stevenson
 * @version $Revision: 16403 $
 */
public interface GroovyResultSet extends GroovyObject, ResultSet {
    /**
     * Supports integer-based subscript operators for accessing at numbered columns
     * starting at zero. Negative indices are supported, they will count from the last column backwards.
     *
     * @param index is the number of the column to look at starting at 1
     * @return the object for this index in the current result set
     * @throws SQLException if a database error occurs
     */
    Object getAt(int index) throws SQLException;

    /**
     * Gets the value of the designated column in the current row
     * as an <code>Object.
     *
     * @param columnName the SQL name of the column
     * @return the returned column value
     * @throws groovy.lang.MissingPropertyException
     *          if an SQLException happens while getting the object
     */
    Object getAt(String columnName);

    /**
     * Supports integer based subscript operators for updating the values of numbered columns
     * starting at zero. Negative indices are supported, they will count from the last column backwards.
     *
     * @param index    is the number of the column to look at starting at 1
     * @param newValue the new value for this index
     * @throws SQLException if a database error occurs
     */
    void putAt(int index, Object newValue) throws SQLException;

    /**
     * Updates the designated column with an <code>Object value.
     *
     * @param columnName the SQL name of the column
     * @param newValue   the updated value
     * @throws groovy.lang.MissingPropertyException
     *          if an SQLException happens while setting the new value
     */
    void putAt(String columnName, Object newValue);

    /**
     * Adds a new row to this result set
     *
     * @param values the new values to add
     * @throws SQLException if a database error occurs
     */
    void add(Map values) throws SQLException;

    /**
     * Call the closure once for each row in the result set.
     *
     * @param closure the closure to call for each row
     * @throws SQLException if a database error occurs
     */
    void eachRow(Closure closure) throws SQLException;

}

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