Package com.im.commons.db.dml

Class SQLWhereClauseCompositeElement

java.lang.Object

com.im.commons.db.dml.SQLWhereClauseCompositeElement

All Implemented Interfaces:

SQLStringRenderer, SQLWhereClauseElement

public final class SQLWhereClauseCompositeElement
extends java.lang.Object
implements SQLWhereClauseElement

Author:

Tim Dudgeon

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static class	SQLWhereClauseCompositeElement.Type

Method Summary

Modifier and Type	Method	Description
SQLWhereClauseElement	addElement(SQLWhereClauseElement el)	Add a new element to the exisitng terms in this element.
SQLWhereClauseElement	addElement(SQLWhereClauseElement term, SQLWhereClauseCompositeElement.Type type)	Add the new term, rebuilding this term if necessary.
void	addJoins(java.util.Set<SQLJoin> joins)
void	appendTo(java.lang.StringBuilder buf, TermEncoder encoder)
static SQLWhereClauseCompositeElement	createAndClause()
static SQLWhereClauseCompositeElement	createOrClause()
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Method Detail

createAndClause

public static SQLWhereClauseCompositeElement createAndClause()

createOrClause

public static SQLWhereClauseCompositeElement createOrClause()

addElement

public SQLWhereClauseElement addElement(SQLWhereClauseElement term,
                                        SQLWhereClauseCompositeElement.Type type)

Add the new term, rebuilding this term if necessary. This term may become an inner term of the rebuilt expression. The outer most expression is retunred. It is important that you use the new outer term if you want to hold the outer most term.

Specified by:

addElement in interface SQLWhereClauseElement

Parameters:

term -

type -

Returns:

The (possibly new) outer most element

addElement

public SQLWhereClauseElement addElement(SQLWhereClauseElement el)

Add a new element to the exisitng terms in this element. The new element must be from the same table as the existing elements. If not then use the other form of this method.

Parameters:

el -

Returns:

This SQLWhereCompositeElement

addJoins

public void addJoins(java.util.Set<SQLJoin> joins)

Specified by:

addJoins in interface SQLWhereClauseElement

appendTo

public void appendTo(java.lang.StringBuilder buf,
                     TermEncoder encoder)

Specified by:

appendTo in interface SQLStringRenderer

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object