Java Doc for ConstExprEvaluator.java in  » Collaboration » JacORB » org » jacorb » idl » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Collaboration » JacORB » org.jacorb.idl   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.jacorb.idl.ConstExprEvaluator ConstExprEvaluator public class ConstExprEvaluator (Code) Based on the MathEvaluator class by The-Son LAI, Lts@writeme.com Expression evaluator for IDL constant expression Supports the following functions: +, -, *, /, ^, %, ^, | , <<, >> When the getValue() is called, a Double object is returned. If it returns null, an error occured. version:    $Id: ConstExprEvaluator.java,v 1.6 2006/06/02 13:02:56 alphonse.bendt Exp $ author:    Gerald Brose, author:    The-Son LAI Lts@writeme.com Inner Class :protected class Operator Inner Class :protected class Node Field Summary protected static  Operator[] operators      Constructor Summary public   ConstExprEvaluator()      creates an empty ConstExprEvaluator. public   ConstExprEvaluator(String s)      creates a ConstExprEvaluator and assign the expression string. Method Summary protected  Operator[] getOperators()      public  Double getValue()      public  Double getVariable(String s)      public  void reset()      public  void setExpression(String s)      Field Detail operators protected static Operator[] operators(Code) Constructor Detail ConstExprEvaluator public ConstExprEvaluator()(Code) creates an empty ConstExprEvaluator. You need to use setExpression(String s) to assign an expression string to it. ConstExprEvaluator public ConstExprEvaluator(String s)(Code) creates a ConstExprEvaluator and assign the expression string. Method Detail getOperators protected Operator[] getOperators()(Code) getValue public Double getValue()(Code) evaluates and returns the value of the expression getVariable public Double getVariable(String s)(Code) gets the variable's value that was assigned previously reset public void reset()(Code) resets the evaluator setExpression public void setExpression(String s)(Code) sets the expression Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)