net.ontopia.persistence.query.sql
Class SQLVerbatimExpression

java.lang.Object
  net.ontopia.persistence.query.sql.SQLVerbatimExpression

All Implemented Interfaces:

SQLExpressionIF

public class SQLVerbatimExpression
extends java.lang.Object
implements SQLExpressionIF

INTERNAL: Represents a verbatim SQL expression.

Field Summary

protected java.lang.String	alias
protected static FieldHandlerIF	DEFAULT_FIELD_HANDLER
protected static java.lang.Class	DEFAULT_VALUE_TYPE
protected FieldHandlerIF	fhandler
protected SQLTable[]	tables
protected java.lang.Object	value
protected java.lang.Class	vtype

Fields inherited from interface net.ontopia.persistence.query.sql.SQLExpressionIF

AND, EQUALS, EXISTS, FALSE, IN, IS_NULL, JOIN, LIKE, NOT, NOT_EQUALS, OR, SET_OPERATION, VALUE_EXPRESSION, VERBATIM

Constructor Summary

SQLVerbatimExpression(java.lang.Object value)

SQLVerbatimExpression(java.lang.Object value, SQLTable[] tables)

Method Summary

SQLTable[]	getTables() INTERNAL: Returns the tables that are involved in the verbatim expression.
int	getType() INTERNAL: Returns the expression type.
java.lang.Object	getValue()
void	setTables(SQLTable[] tables)
java.lang.String	toString()

Methods inherited from class java.lang.Object

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

Field Detail

DEFAULT_VALUE_TYPE

protected static final java.lang.Class DEFAULT_VALUE_TYPE

DEFAULT_FIELD_HANDLER

protected static final FieldHandlerIF DEFAULT_FIELD_HANDLER

value

protected java.lang.Object value

alias

protected java.lang.String alias

tables

protected SQLTable[] tables

vtype

protected java.lang.Class vtype

fhandler

protected FieldHandlerIF fhandler

Constructor Detail

SQLVerbatimExpression

public SQLVerbatimExpression(java.lang.Object value)

SQLVerbatimExpression

public SQLVerbatimExpression(java.lang.Object value,
                             SQLTable[] tables)

Method Detail

getType

public int getType()

Description copied from interface: SQLExpressionIF

INTERNAL: Returns the expression type. The type is represented by one of the constants in the SQLExpressionIF interface.

Specified by:

getType in interface SQLExpressionIF

getValue

public java.lang.Object getValue()

getTables

public SQLTable[] getTables()

INTERNAL: Returns the tables that are involved in the verbatim expression. This information is neccessary so that the FROM clause can be correctly generated.

setTables

public void setTables(SQLTable[] tables)

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object