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Java Source Code / Java Documentation » Web Framework » jWebApp » jpersist.utils 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   jpersist.utils.ResultSetUtils

ResultSetUtils
public class ResultSetUtils (Code)
This class provides several static utility methods for retrieving data from a result set.




Method Summary
public static  String[]getColumnNames(ResultSet resultSet)
     Returns an array of strings representing the column names in the result set.
public static  CollectiongetRowDataCollection(ResultSet resultSet, Collection c)
     Returns a collection of the current rows data.
public static  MapgetRowDataMap(ResultSet resultSet, Map map)
     Returns a map of column name and value pairs from the current row of the result set.
public static  Object[]getRowDataObjects(ResultSet resultSet)
     Returns an array of objects obtained from the current rows data.
public static  CollectionloadCollection(ResultSet resultSet, Collection c)
     Loads a collection with row data from the result set.
public static  CollectionloadCollection(ResultSet resultSet, Collection c, boolean singleObject)
     Loads a collection with row data from the result set.
public static  MaploadMap(ResultSet resultSet, Map map)
     Loads a map with key and value pairs from the first and second column of each row in the result set.
public static  MaploadMap(ResultSet resultSet, Map map, int keyColumn, int valueColumn)
     Loads a map with key and value pairs from keyColumn and valueColumn of each row in the result set.



Method Detail
getColumnNames
public static String[] getColumnNames(ResultSet resultSet) throws JPersistException, SQLException(Code)
Returns an array of strings representing the column names in the result set.
Parameters:
  resultSet - the result set an array of strings



getRowDataCollection
public static Collection getRowDataCollection(ResultSet resultSet, Collection c) throws JPersistException, SQLException(Code)
Returns a collection of the current rows data.
Parameters:
  resultSet - a valid result set
Parameters:
  c - the collection to load with the current rows data the collection that was passed in



getRowDataMap
public static Map getRowDataMap(ResultSet resultSet, Map map) throws JPersistException, SQLException(Code)
Returns a map of column name and value pairs from the current row of the result set.
Parameters:
  resultSet - a valid result set
Parameters:
  map - the map to load with column name and value pairs the map that was passed in



getRowDataObjects
public static Object[] getRowDataObjects(ResultSet resultSet) throws JPersistException, SQLException(Code)
Returns an array of objects obtained from the current rows data.
Parameters:
  resultSet - a valid result set an array of objects



loadCollection
public static Collection loadCollection(ResultSet resultSet, Collection c) throws JPersistException, SQLException, InstantiationException, IllegalAccessException(Code)
Loads a collection with row data from the result set. If the rows have more than one value, then a collection of collections (of the same type) is created, otherwise a collection of an object is created.
Parameters:
  resultSet - a valid result set
Parameters:
  c - the collection to load with the result set data the collection that was passed in



loadCollection
public static Collection loadCollection(ResultSet resultSet, Collection c, boolean singleObject) throws JPersistException, SQLException, InstantiationException, IllegalAccessException(Code)
Loads a collection with row data from the result set. If the rows have more than one value, then a collection of collections (of the same type) is created, otherwise depending on the value of singleObject, a collection of a given object is created.
Parameters:
  resultSet - a valid result set
Parameters:
  c - the collection to load with the result set data
Parameters:
  singleObject - if true and a row has a single column then an object will be added to the collection. If false then a collection of the row data is added to the collection passed in. the collection that was passed in



loadMap
public static Map loadMap(ResultSet resultSet, Map map) throws JPersistException, SQLException(Code)
Loads a map with key and value pairs from the first and second column of each row in the result set.
Parameters:
  resultSet - a valid result set
Parameters:
  map - the map to load with key and value pairs the map that was passed in



loadMap
public static Map loadMap(ResultSet resultSet, Map map, int keyColumn, int valueColumn) throws JPersistException, SQLException(Code)
Loads a map with key and value pairs from keyColumn and valueColumn of each row in the result set.
Parameters:
  resultSet - a valid result set
Parameters:
  map - the map to load with keyColumn and valueColumn
Parameters:
  keyColumn - the key column
Parameters:
  valueColumn - the value column the map that was passed in



Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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