org.batoo.jpa.jdbc.adapter

Class AbstractJdbcAdaptor

java.lang.Object

org.batoo.jpa.jdbc.adapter.AbstractJdbcAdaptor

Direct Known Subclasses:

JdbcAdaptor

public abstract class AbstractJdbcAdaptor
extends Object

Since:

2.0.0

Author:

hceylan

Constructor Summary

Constructors

Constructor and Description
AbstractJdbcAdaptor()

Method Summary

Methods

Modifier and Type	Method and Description
String	applyCast(String argument, Class<?> clazz) Applies cast operation to the expression.
abstract String	applyConcat(List<String> arguments) Applies the concat operation to the arguments.
abstract String	applyLikeEscape(String escapePattern) Appends the escape pattern.
abstract String	applyLock(String sql, javax.persistence.LockModeType lockMode) Applies the lock to SQL string.
abstract String	applyPagination(String sql, int startPosition, int maxResult) Applies the pagination to SQL string.
String	applySubStr(String innerFragment, String startFragment, String endFragment) Returns the sub string function.
String	applyTrim(javax.persistence.criteria.CriteriaBuilder.Trimspec trimspec, String trimChar, String argument) Applies the trim to argument
String	castBoolean(String sqlFragment) Casts the expression to boolean if necessary.
static JdbcAdaptor	getAdapter(ClassLoader classloader, String databaseProductName) Returns the JDBC Adapter.
protected String	getCastClassName(Class<?> clazz) Returns the clazz to DB type data type.
protected abstract String[]	getProductNames()

Methods inherited from class java.lang.Object

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

Constructor Detail

AbstractJdbcAdaptor

public AbstractJdbcAdaptor()

Since:

2.0.0

Method Detail

getAdapter

public static JdbcAdaptor getAdapter(ClassLoader classloader,
                     String databaseProductName)

Returns the JDBC Adapter.

Parameters:

classloader - the class loader

databaseProductName - the name of the database product

Returns:

the adapters

Since:

2.0.0

applyCast

public String applyCast(String argument,
               Class<?> clazz)

Applies cast operation to the expression.

Parameters:

argument - the SQL argument

clazz - the class to cast

Returns:

the casted expression

Since:

2.0.0

applyConcat

public abstract String applyConcat(List<String> arguments)

Applies the concat operation to the arguments.

Parameters:

arguments - the arguments

Returns:

the concat SQL fragment

Since:

2.0.0

applyLikeEscape

public abstract String applyLikeEscape(String escapePattern)

Appends the escape pattern.

Parameters:

escapePattern - the escape pattern

Returns:

the sql fragment to escape

Since:

2.0.0

applyLock

public abstract String applyLock(String sql,
               javax.persistence.LockModeType lockMode)

Applies the lock to SQL string.

Parameters:

sql - the SQL to apply

lockMode - the lock mode

Returns:

the modified SQL

Since:

2.0.0

applyPagination

public abstract String applyPagination(String sql,
                     int startPosition,
                     int maxResult)

Applies the pagination to SQL string.

Parameters:

sql - the SQL to apply

startPosition - the start position

maxResult - the max number of results

Returns:

the modified SQL

Since:

2.0.0

applySubStr

public String applySubStr(String innerFragment,
                 String startFragment,
                 String endFragment)

Returns the sub string function.

Parameters:

innerFragment - the inner fragment

startFragment - the start fragment

endFragment - the end fragment

Returns:

the sub string function

Since:

2.0.0

applyTrim

public String applyTrim(javax.persistence.criteria.CriteriaBuilder.Trimspec trimspec,
               String trimChar,
               String argument)

Applies the trim to argument

Parameters:

trimspec - the trim spec

trimChar - the trim character

argument - the argument

Returns:

the trim SQL fragment

Since:

2.0.0

castBoolean

public String castBoolean(String sqlFragment)

Casts the expression to boolean if necessary.

Parameters:

sqlFragment - the SQL Fragment

Returns:

the cast SQL fragment

getCastClassName

protected String getCastClassName(Class<?> clazz)

Returns the clazz to DB type data type.

Parameters:

clazz - the original cast class

Returns:

the converted DB type name

Since:

2.0.0

getProductNames

protected abstract String[] getProductNames()

Returns:

the JDBC Driver this adapter works with

Since:

2.0.0