org.deegree.commons.jdbc
Class TransactionRow

java.lang.Object
  org.deegree.commons.jdbc.TransactionRow

Direct Known Subclasses:

InsertRow, UpdateRow

public abstract class TransactionRow
extends Object

Encapsulates columns and values for manipulating one row in a database.

Version:

$Revision: $, $Date: $

Author:

Lyn Goltz, last edited by: $Author: lyn $

Field Summary

protected LinkedHashMap<String,String>	columnToLiteral
protected LinkedHashMap<String,Object>	columnToObject
protected QTableName	table

Constructor Summary

TransactionRow(QTableName table)

Method Summary

void	addLiteralValue(String column, String literal)
void	addPreparedArgument(String column, Object value)
void	addPreparedArgument(String column, Object value, String literal) Use this method for example to manipulate a geometry: (#addPreparedArgument("geom", geomAsWKB, "SetSRID(GeomFromWKB(?)"))
<T extends TypedObjectNode> void	addPreparedArgument(String column, T particle, ParticleConverter<T> converter)
Object	get(String column)
Collection<String>	getColumns()
abstract String	getSql()
QTableName	getTable()

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

table

protected QTableName table

columnToLiteral

protected final LinkedHashMap<String,String> columnToLiteral

columnToObject

protected final LinkedHashMap<String,Object> columnToObject

Constructor Detail

TransactionRow

public TransactionRow(QTableName table)

Parameters:

table - table targeted by the transaction, must not be null

Method Detail

getTable

public QTableName getTable()

Returns:

the table targeted for the transaction

addLiteralValue

public void addLiteralValue(String column,
                            String literal)

Parameters:

column - the name of the column, must not be null

literal - a string literal to add as value

addPreparedArgument

public void addPreparedArgument(String column,
                                Object value)

Parameters:

column - the name of the column, must not be null

value - the value to append, can be null

addPreparedArgument

public void addPreparedArgument(String column,
                                Object value,
                                String literal)

Use this method for example to manipulate a geometry: (#addPreparedArgument("geom", geomAsWKB, "SetSRID(GeomFromWKB(?)"))

Parameters:

column - the name of the column, must not be null

value - the value to append, can be null

literal - the string literal to append to the list of values, must not be null

addPreparedArgument

public <T extends TypedObjectNode> void addPreparedArgument(String column,
                                                            T particle,
                                                            ParticleConverter<T> converter)

getColumns

public Collection<String> getColumns()

Returns:

all columns considered by this tranaction

get

public Object get(String column)

Parameters:

column - the name of the column, must not be null

Returns:

the value assigned to the column with the given name, null if there is not value assigned

getSql

public abstract String getSql()

Returns:

the generated sl statement