net.wgen.op.db.xform
Class HandlingOption

java.lang.Object
  net.wgen.op.db.xform.HandlingOption

Direct Known Subclasses:

SaveSetHandlingOption

public class HandlingOption

extends java.lang.Object

Options set in Ops and DatabaseCalls and used by OpExecutors and CallExecutors to invoke special behavior.

Version:

$Id: HandlingOption.html,v 1.2 2007/01/28 04:09:37 paulfeuer Exp $

Author:

Paul Feuer, Wireless Generation, Inc.

Field Summary

private java.lang.String	_name
static HandlingOption	PROP_CONNECTION_TYPE_MAP Property of a DatabaseCall that stores a connectionTypeMap needed for functions using SQLData objects.
static HandlingOption	PROP_LOB_HANDLER
static HandlingOption	PROP_ROW_TRANSFORMER
static HandlingOption	PROP_RS_KEY_TRANSFORM_CALLBACK
static HandlingOption	PROP_RS_VALUE_TRANSFORM_CALLBACK
static HandlingOption	PROP_TRUNCATE_AT_LENGTH_IN_CALL_TO_STRING Property used by the DatabaseCall.toValuePopulatedString() to truncate possibly long Strings in logging statements.
static HandlingOption	PROP_VALUE_TRANSFORM_CALLBACK Property of a DatabaseCall or Parameter that stores a Transformer that is called when processing a value returned from the database.

Constructor Summary

HandlingOption(java.lang.String name)

Method Summary

boolean	equals(java.lang.Object o)
java.lang.String	getName()
static OutputTransformCallback	getOutputTransformCallback(DatabaseCall call, Parameter parameter, int paramIdx, HandlingOption handlingOption) An OutputTransformCallback registered at handlingOption in the Parameter or Call's options.
int	hashCode()
void	postCall(java.lang.String contextTag, DatabaseCall call)
void	preCall(java.lang.String contextTag, DatabaseCall call)
static java.lang.Object	processCallback(java.lang.Object obj, java.lang.String context, DatabaseCall call, Parameter parameter, int paramIdx, HandlingOption option) Process a transformation callback.
java.lang.String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Detail

PROP_RS_KEY_TRANSFORM_CALLBACK

public static final HandlingOption PROP_RS_KEY_TRANSFORM_CALLBACK

PROP_RS_VALUE_TRANSFORM_CALLBACK

public static final HandlingOption PROP_RS_VALUE_TRANSFORM_CALLBACK

PROP_VALUE_TRANSFORM_CALLBACK

public static final HandlingOption PROP_VALUE_TRANSFORM_CALLBACK

Property of a DatabaseCall or Parameter that stores a Transformer that is called when processing a value returned from the database.

See Also:

processCallback(Object, String, net.wgen.op.db.DatabaseCall, net.wgen.op.db.Parameter, int, HandlingOption), CallOutputHandler.transformOutput(int, net.wgen.op.db.Parameter, Object), CallOutputHandler.translateSqlArrayToJava(int, net.wgen.op.db.Parameter, java.sql.Array), CallOutputHandlerDBUnit.transformFromITable(int, net.wgen.op.db.Parameter, org.dbunit.dataset.ITable), ResultSetRowToMapTransformer.transformRow(java.sql.ResultSet)

PROP_CONNECTION_TYPE_MAP

public static final HandlingOption PROP_CONNECTION_TYPE_MAP

Property of a DatabaseCall that stores a connectionTypeMap needed for functions using SQLData objects.

See Also:

SqlStatementBuilder.processConnectionOptions()

PROP_TRUNCATE_AT_LENGTH_IN_CALL_TO_STRING

public static final HandlingOption PROP_TRUNCATE_AT_LENGTH_IN_CALL_TO_STRING

Property used by the DatabaseCall.toValuePopulatedString() to truncate possibly long Strings in logging statements.

See Also:

DatabaseCall.toValuePopulatedString(), DatabaseCall.DEFAULT_TRUNCATE_AT_LENGTH_IN_CALL_TO_STRING

PROP_ROW_TRANSFORMER

public static final HandlingOption PROP_ROW_TRANSFORMER

PROP_LOB_HANDLER

public static final HandlingOption PROP_LOB_HANDLER

_name

private final java.lang.String _name

Constructor Detail

HandlingOption

public HandlingOption(java.lang.String name)

Method Detail

processCallback

public static java.lang.Object processCallback(java.lang.Object obj,
                                               java.lang.String context,
                                               DatabaseCall call,
                                               Parameter parameter,
                                               int paramIdx,
                                               HandlingOption option)

Process a transformation callback.

Parameters:

obj - the object to pass into the transformer if the transformer is found

context - the context (in the case of a resultset value transform, the column name)

call - the call being processed

parameter - the parameter being processed

paramIdx - the index of the parameter

option - the option

Returns:

if a transformer is found, the transformed object, otherwise the object as it was sent in

getOutputTransformCallback

public static OutputTransformCallback getOutputTransformCallback(DatabaseCall call,
                                                                 Parameter parameter,
                                                                 int paramIdx,
                                                                 HandlingOption handlingOption)

An OutputTransformCallback registered at handlingOption in the Parameter or Call's options.

Parameters:

call -

parameter -

paramIdx -

handlingOption -

Returns:

the callback registered at the handlingOption if present

getName

public java.lang.String getName()

toString

public java.lang.String toString()

preCall

public void preCall(java.lang.String contextTag,
                    DatabaseCall call)

postCall

public void postCall(java.lang.String contextTag,
                     DatabaseCall call)

equals

public boolean equals(java.lang.Object o)

hashCode

public int hashCode()