com.antelmann.sql
Class SQLValueRetriever

java.lang.Object
  com.antelmann.sql.SQLValueRetriever

All Implemented Interfaces:

ValueRetriever<Object>, Serializable

public class SQLValueRetriever
extends Object
implements ValueRetriever<Object>, Serializable

allows to specify a serializable retriever for obtaining a value from a database. A new connection is created on each call to getRelevantValue() and closed thereafter.

Since:

01.01.2015, 03:05:21

Author:

holger

See Also:

Serialized Form

Constructor Summary

SQLValueRetriever(ConnectorSettings conSettings, String table, String idColumn, String idValue, String valueColumn)

Method Summary

boolean	equals(Object obj)
ConnectorSettings	getConnectorSettings()
String	getIdColumn()
String	getIdValue()
Object	getRelevantValue() returns the relevant value for this instance at the time of calling
String	getTable()
String	getValueColumn()
int	hashCode()
void	setConnectorSettings(ConnectorSettings conSettings)
void	setIdColumn(String idColumn)
void	setIdValue(String idValue)
void	setTable(String table)
void	setValueColumn(String valueColumn)

Methods inherited from class java.lang.Object

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

Constructor Detail

SQLValueRetriever

public SQLValueRetriever(ConnectorSettings conSettings,
                         String table,
                         String idColumn,
                         String idValue,
                         String valueColumn)

Method Detail

getConnectorSettings

public ConnectorSettings getConnectorSettings()

setConnectorSettings

public void setConnectorSettings(ConnectorSettings conSettings)

getTable

public String getTable()

setTable

public void setTable(String table)

getIdColumn

public String getIdColumn()

setIdColumn

public void setIdColumn(String idColumn)

getIdValue

public String getIdValue()

setIdValue

public void setIdValue(String idValue)

getValueColumn

public String getValueColumn()

setValueColumn

public void setValueColumn(String valueColumn)

getRelevantValue

public Object getRelevantValue()
                        throws IOException

Description copied from interface: ValueRetriever

returns the relevant value for this instance at the time of calling

Specified by:

getRelevantValue in interface ValueRetriever<Object>

Throws:

IOException - if any resource to fulfill the request is not accessible

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object