com.konakart.db

Class DbPortabilityImpl

java.lang.Object

com.konakart.db.DbPortabilityImpl

All Implemented Interfaces:

DbPortabilityIf

Direct Known Subclasses:

DbPortabilityDB2, DbPortabilityMSSql, DbPortabilityMSSql2008, DbPortabilityMySql, DbPortabilityOracle, DbPortabilityPostgreSql

public class DbPortabilityImpl
extends java.lang.Object
implements DbPortabilityIf

Superclass for DBPortability implementations

Constructor Summary

Constructors

Constructor and Description
DbPortabilityImpl()

Method Summary

Modifier and Type	Method and Description
protected long	DJBHash(java.lang.String str) A hashing function produced by Professor Daniel J.
java.lang.String	getDateString(java.util.Date date) This method is used to format any date string.
java.lang.Object	getTimeStamp(java.util.Date date)
java.lang.String	standardColumnName(java.lang.String columnName)
java.lang.String	standardIndexName(java.lang.String tableName, java.lang.String columnName)
java.lang.String	standardSequenceName(java.lang.String tableName, java.lang.String columnName)
java.lang.String	standardTableName(java.lang.String tableName)

Methods inherited from class java.lang.Object

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

Constructor Detail

DbPortabilityImpl

public DbPortabilityImpl()

Method Detail

getTimeStamp

public java.lang.Object getTimeStamp(java.util.Date date)

Specified by:

getTimeStamp in interface DbPortabilityIf

Parameters:

date - the date

Returns:

an Object representing a timestamp suitable for a column defined as a TIMESTAMP in the Torque Schema

standardColumnName

public java.lang.String standardColumnName(java.lang.String columnName)

Specified by:

standardColumnName in interface DbPortabilityIf

Parameters:

columnName - the original column name.

Returns:

Returns the standardised column name.

standardTableName

public java.lang.String standardTableName(java.lang.String tableName)

Specified by:

standardTableName in interface DbPortabilityIf

Parameters:

tableName - the original table name.

Returns:

Returns the standardised table name.

getDateString

public java.lang.String getDateString(java.util.Date date)

Description copied from interface: DbPortabilityIf

This method is used to format any date string. Database can use different default date formats.

Specified by:

getDateString in interface DbPortabilityIf

Parameters:

date - the Date to format

Returns:

The date formatted String for the database in question.

standardSequenceName

public java.lang.String standardSequenceName(java.lang.String tableName,
                                             java.lang.String columnName)

Specified by:

standardSequenceName in interface DbPortabilityIf

Parameters:

tableName - the original table name.

columnName - the original column name.

Returns:

Returns the standardised sequence name.

standardIndexName

public java.lang.String standardIndexName(java.lang.String tableName,
                                          java.lang.String columnName)

Specified by:

standardIndexName in interface DbPortabilityIf

Parameters:

tableName - the original table name.

columnName - the original column name.

Returns:

Returns the standardised index name.

DJBHash

protected long DJBHash(java.lang.String str)

A hashing function produced by Professor Daniel J. Bernstein and shown first to the world on the usenet newsgroup comp.lang.c. It is one of the most efficient hash functions ever published.

Parameters:

str - String to hash

Returns:

a long representing the hash value of the input String