net.sf.magicproject.operation
Class Dummy

java.lang.Object
  net.sf.magicproject.operation.Operation
      net.sf.magicproject.operation.Dummy

public final class Dummy
extends Operation

No standard expression is associated to this operation. Special expression such as BitCount are plugged in this operation.

Since:

0.83

Author:

Fabrice Daugan

Method Summary

static Dummy	getInstance() Return the unique instance of this operation.
java.lang.String	getOperator() Return operator name
int	process(int leftValue, int rightValue) Process a binary operation with two values and return the result.
Expression	readNextExpression(java.io.InputStream inputFile) return the next Expression read from the current offset
Expression	readNextExpression(int idExpression, java.io.InputStream inputFile) return the next Expression read from the current offset

Methods inherited from class net.sf.magicproject.operation.Operation

isUselessWith

Methods inherited from class java.lang.Object

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

Method Detail

readNextExpression

public Expression readNextExpression(java.io.InputStream inputFile)

Description copied from class: Operation

return the next Expression read from the current offset

Specified by:

readNextExpression in class Operation

Parameters:

inputFile - is the file containing this expression

Returns:

the next Expression read from the current offset

getOperator

public java.lang.String getOperator()

Return operator name

Specified by:

getOperator in class Operation

Returns:

the operator name

process

public int process(int leftValue,
                   int rightValue)

Description copied from class: Operation

Process a binary operation with two values and return the result.

Specified by:

process in class Operation

Parameters:

leftValue - the left value of binary operation

rightValue - the right value of binary operation

Returns:

the result

readNextExpression

public Expression readNextExpression(int idExpression,
                                     java.io.InputStream inputFile)
                              throws java.io.IOException

return the next Expression read from the current offset

Parameters:

idExpression - expression type

inputFile - is the file containing this expression

Returns:

the next Expression read from the current offset

Throws:

java.io.IOException - if error occurred during the reading process from the specified input stream

getInstance

public static Dummy getInstance()

Return the unique instance of this operation.

Returns:

the unique instance of this operation.