net.sf.bddbddb.ir.highlevel
Class GenConstant

java.lang.Object
  extended by net.sf.bddbddb.ir.Operation
      extended by net.sf.bddbddb.ir.highlevel.GenConstant
All Implemented Interfaces:
IterationElement

public class GenConstant
extends Operation

GenConstant

Version:
$Id: GenConstant.java 328 2004-10-16 02:45:30Z joewhaley $
Author:
jwhaley

Field Summary
 
Fields inherited from class net.sf.bddbddb.ir.Operation
id, TRACE_VERBOSE
 
Constructor Summary
GenConstant(Relation r0, Attribute a, long value)
           
 
Method Summary
 Operation copy()
           
 Attribute getAttribute()
           
 java.lang.String getExpressionString()
           
 Relation getRelationDest()
           
 java.util.List getSrcs()
           
 long getValue()
           
 void replaceSrc(Relation r_old, Relation r_new)
           
 void setRelationDest(Relation r0)
           
 java.lang.String toString()
           
 java.lang.Object visit(OperationVisitor i)
           
 
Methods inherited from class net.sf.bddbddb.ir.Operation
getNumberOfOperations, getRenames
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

GenConstant

public GenConstant(Relation r0,
                   Attribute a,
                   long value)
Parameters:
r0 -
a -
value -
Method Detail

toString

public java.lang.String toString()
Specified by:
toString in class Operation

getExpressionString

public java.lang.String getExpressionString()
Specified by:
getExpressionString in class Operation
Returns:
the expression in string form

visit

public java.lang.Object visit(OperationVisitor i)
Specified by:
visit in class Operation
Returns:
the result of the visit

getRelationDest

public Relation getRelationDest()
Specified by:
getRelationDest in class Operation
Returns:
the destination relation of this operation, or null

getSrcs

public java.util.List getSrcs()
Specified by:
getSrcs in class Operation
Returns:
the source relation of this operation

getValue

public long getValue()
Returns:
the value of this constant

getAttribute

public Attribute getAttribute()
Returns:
the attribute of this constant

copy

public Operation copy()
Specified by:
copy in class Operation

replaceSrc

public void replaceSrc(Relation r_old,
                       Relation r_new)
Specified by:
replaceSrc in class Operation

setRelationDest

public void setRelationDest(Relation r0)
Specified by:
setRelationDest in class Operation


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