org.expressionj.expr

Class AbstractUnaryExpression

java.lang.Object

org.expressionj.model.AbstractExpression

org.expressionj.expr.AbstractUnaryExpression

All Implemented Interfaces:

java.lang.Cloneable, Expression, ExpressionType, UnaryExpression

Direct Known Subclasses:

AbstractAssignment, AbstractUnaryNumericExpression, ExprACOS, ExprArrayIndex, ExprASIN, ExprATAN, ExprCEIL, ExprCOS, ExprFLOOR, ExprNOT, ExprSIN, ExprSQRT, ExprTAN, ExprToDegrees, ExprToRadians

public abstract class AbstractUnaryExpression
extends AbstractExpression
implements UnaryExpression

An abstract unary expression.

Field Summary

Fields

Modifier and Type	Field and Description
protected Expression	expr The enclosed expression.

Fields inherited from class org.expressionj.model.AbstractExpression

block, root

Fields inherited from interface org.expressionj.model.ExpressionType

STRUCT_ARRAY, STRUCT_SCALAR, STRUCT_STRUCTURE, TYPE_BOOL, TYPE_DYNAMIC, TYPE_FLOAT, TYPE_INTEGER, TYPE_NUMERIC, TYPE_STRING, TYPE_UNDEF

Constructor Summary

Constructors

Constructor and Description
AbstractUnaryExpression(Expression root)

Method Summary

Modifier and Type	Method and Description
java.util.Map<java.lang.String,Variable>	getVariables() Return the variables used by this expression.

Methods inherited from class org.expressionj.model.AbstractExpression

clone, evalAsBoolean, evalAsFloat, evalAsInt, getParentBlock, getRoot, setParentBlock, setRoot

Methods inherited from class java.lang.Object

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

Methods inherited from interface org.expressionj.model.UnaryExpression

getExpression, setExpression

Methods inherited from interface org.expressionj.model.Expression

clone, eval, evalAsBoolean, evalAsFloat, evalAsInt, getExpressionName, getLocalVariable, getLocalVariables, getParentBlock, getResultStructure, getResultType, getRoot, getVariable, getVariable, getVariables, hasVariable, hasVariable, removeVariable, setParentBlock

Field Detail

expr

protected Expression expr

The enclosed expression.

Constructor Detail

AbstractUnaryExpression

public AbstractUnaryExpression(Expression root)

Method Detail

getVariables

public java.util.Map<java.lang.String,Variable> getVariables()

Description copied from interface: Expression

Return the variables used by this expression. Note that this method will not return any internal variables declared by the expression. For example, in the following expression: int c=a+b, only "a" and "b" will be returned.

Specified by:

getVariables in interface Expression

Returns:

the variables used by this expression