jmathlib.core.tokens
Class CaseToken

java.lang.Object
  extended by jmathlib.core.interpreter.RootObject
      extended by jmathlib.core.tokens.Token
          extended by jmathlib.core.tokens.OperandToken
              extended by jmathlib.core.tokens.CommandToken
                  extended by jmathlib.core.tokens.CaseToken
All Implemented Interfaces:
java.io.Serializable, java.lang.Cloneable, ErrorCodes, TokenConstants

public class CaseToken
extends CommandToken

Used to implement if-then-else operations within an expression

See Also:
Serialized Form

Field Summary
 
Fields inherited from class jmathlib.core.tokens.Token
priority
 
Fields inherited from interface jmathlib.core.constants.TokenConstants
ADDSUB_PRIORITY, AND_PRIORITY, ANDAND_PRIORITY, ASSIGN_PRIORITY, BRACKET_PRIORITY, COMPARE_PRIORITY, CONCAT, MATRIX, MULDIV_PRIORITY, OR_PRIORITY, OROR_PRIORITY, PARAMETER, POWER_PRIORITY, RELATION_PRIORITY, SINGLE, ttDelimiter, ttNotSet, ttOperand, ttOperator
 
Fields inherited from interface jmathlib.core.constants.ErrorCodes
ERR_BRACKET_OPEN, ERR_BRACKET_ORDER, ERR_FUNCTION_NOT_FOUND, ERR_FUNCTION_NOT_IMPLEMENTED, ERR_INSUFFICIENT_PARAMETERS, ERR_INVALID_PARAMETER, ERR_LVALUE_REQUIRED, ERR_MATRIX_SINGULAR, ERR_NOT_SQUARE_MATRIX, ERR_OPNOTSUPPORTED, ERR_TOO_MANY_PARAMETERS, ERR_USER_ERROR, ERR_VARIABLE_NOTDEFINED, OK, OK_FUNCTION_PROCESS
 
Constructor Summary
CaseToken(OperandToken _value, OperandToken _code)
          Constructor setting ifRelation and ifCode
 
Method Summary
 OperandToken evaluate(Token[] operands)
          evaluates the operator
 OperandToken getExpression()
           
 java.lang.String toString()
          Convert the operator to a string
 
Methods inherited from class jmathlib.core.tokens.OperandToken
add, asArray, Children, ctranspose, derivative, divide, expand, factorial, integral, isLeaf, isNull, isNumeric, leftDivide, mpower, mPower, multiply, negate, power, scalarDivide, scalarLeftDivide, scalarMultiply, simplify, subst, subtract, transpose
 
Methods inherited from class jmathlib.core.tokens.Token
isDisplayResult, setDisplayResult, toMathMlString
 
Methods inherited from class jmathlib.core.interpreter.RootObject
clone, getContextList, getDebug, getFunctionManager, getGlobalVariables, getGraphicsManager, getInterpreter, getPluginsManager, getVariable, getVariables, getWorkingDirectory, setConstants, setDebug, setWorkingDirectory, toString
 
Methods inherited from class java.lang.Object
equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 

Constructor Detail

CaseToken

public CaseToken(OperandToken _value,
                 OperandToken _code)
Constructor setting ifRelation and ifCode

Parameters:
_ifRelation - = the test relation
_ifCode - = the code to execute if the test is true
Method Detail

getExpression

public OperandToken getExpression()

evaluate

public OperandToken evaluate(Token[] operands)
evaluates the operator

Overrides:
evaluate in class CommandToken
Parameters:
operands - = the operators operands
Returns:
the result of the test as an OperandToken

toString

public java.lang.String toString()
Convert the operator to a string

Overrides:
toString in class CommandToken
Returns:
the operator as a string