com.irisel.oms.sql

Class Filter

java.lang.Object

com.irisel.oms.sql.Filter

All Implemented Interfaces:

java.io.Serializable

public class Filter
extends java.lang.Object
implements java.io.Serializable

Represents a filter condition of a query.It has a left-hand value (Field), an Operator and a right-hand value that may be a Field or a Query object. Creation date: (21/10/02 20:36:13)

See Also:

Serialized Form

Constructor Summary

Constructors

Constructor and Description
Filter() Filter constructor comment.
Filter(Field f1, int op) Constructor for filters of the form: tableA.field1 = field1.value
Filter(Field f1, int op, Field f2) Constructor for filters of the form: tableA.field1 = tableB.field2
Filter(Field f1, int op, Query q2) Constructor for filters of the form: tableA.field1 IN ( select field1 from tableB where ...)
Filter(java.lang.String className, java.lang.String propName, int op, java.lang.Object val)

Method Summary

Modifier and Type	Method and Description
Filter	betweenFilter(java.lang.String className, java.lang.String propName, java.lang.Object val, java.lang.Object val2)
boolean	chkDeps() Check dependencies in hierarchical queries.
java.lang.String	getDbType() Getter for property dbType.
Field	getField1() Returns the left-hand value of this filter.
Field	getField2() Returns the (field) right-hand value of this filter.
Field	getField2b() Returns the second (field) right-hand value of this filter.
int	getOp() Returns the Operator of this filter.
Query	getQuery2() Returns the (query) right-hand value of this filter.
void	propagateDbType()
void	setDbType(java.lang.String dbType) Setter for property dbType.
void	setField1(Field newField1) Sets the left-hand field of this filter.
void	setField2(Field newField2) Sets the right-hand field of this filter.
void	setField2b(Field newField2b) Sets the right-hand secondary field of this filter.
void	setOp(int newOp) Sets the operator for this filter.
void	setQuery2(Query newQuery2) Sets the right-hand query for this filter.
java.lang.String	toString()
java.lang.String	toString(boolean parameterize) Returns a String that represents the value of this object.

Methods inherited from class java.lang.Object

equals, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Filter

public Filter()

Filter constructor comment.

Filter

public Filter(Field f1,
              int op)

Constructor for filters of the form: tableA.field1 = field1.value

Parameters:

f1 - com.irisel.oms.sql.Field

op - int

Filter

public Filter(Field f1,
              int op,
              Field f2)

Constructor for filters of the form: tableA.field1 = tableB.field2

Parameters:

f1 - com.irisel.oms.sql.Field

op - int

f2 - com.irisel.oms.sql.Field

Filter

public Filter(Field f1,
              int op,
              Query q2)

Constructor for filters of the form: tableA.field1 IN ( select field1 from tableB where ...)

Parameters:

f1 - com.irisel.oms.sql.Field

op - int

q2 - com.irisel.oms.sql.Query

Filter

public Filter(java.lang.String className,
              java.lang.String propName,
              int op,
              java.lang.Object val)

Method Detail

betweenFilter

public Filter betweenFilter(java.lang.String className,
                            java.lang.String propName,
                            java.lang.Object val,
                            java.lang.Object val2)

chkDeps

public boolean chkDeps()
                throws QueryException

Check dependencies in hierarchical queries. Creation date: (21/10/02 21:52:11)

Returns:

boolean

Throws:

QueryException

getField1

public Field getField1()

Returns the left-hand value of this filter.

Returns:

com.irisel.oms.sql.Field

getField2

public Field getField2()

Returns the (field) right-hand value of this filter.

Returns:

com.irisel.oms.sql.Field

getField2b

public Field getField2b()

Returns the second (field) right-hand value of this filter. For BETWEEN operations.

Returns:

com.irisel.oms.sql.Field

getOp

public int getOp()

Returns the Operator of this filter.

getQuery2

public Query getQuery2()

Returns the (query) right-hand value of this filter.

Returns:

com.irisel.oms.sql.Query

setField1

public void setField1(Field newField1)

Sets the left-hand field of this filter.

Parameters:

newField1 - com.irisel.oms.sql.Field

setField2

public void setField2(Field newField2)

Sets the right-hand field of this filter.

Parameters:

newField2 - com.irisel.oms.sql.Field

setField2b

public void setField2b(Field newField2b)

Sets the right-hand secondary field of this filter.

Parameters:

newField2 - com.irisel.oms.sql.Field

setOp

public void setOp(int newOp)

Sets the operator for this filter.

Parameters:

newOp - com.irisel.oms.sql.Operator

See Also:

Operator

setQuery2

public void setQuery2(Query newQuery2)

Sets the right-hand query for this filter.

Parameters:

newQuery2 - com.irisel.oms.sql.Query

toString

public java.lang.String toString(boolean parameterize)

Returns a String that represents the value of this object.

Returns:

a string representation of the receiver

getDbType

public java.lang.String getDbType()

Getter for property dbType.

Returns:

Value of property dbType.

setDbType

public void setDbType(java.lang.String dbType)

Setter for property dbType.

Parameters:

dbType - New value of property dbType.

propagateDbType

public void propagateDbType()

toString

public java.lang.String toString()

Overrides:

toString in class java.lang.Object