Java Doc for VariableExpression.java in  » Library » Apache-commons-betwixt-0.8-src » org » apache » commons » betwixt » expression » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Library » Apache commons betwixt 0.8 src » org.apache.commons.betwixt.expression   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.commons.betwixt.expression.VariableExpression VariableExpression public class VariableExpression implements Expression(Code) VariableExpression represents a variable expression such as $foo which returns the value of the given variable. author:    James Strachan version:    $Revision: 438373 $ Constructor Summary public   VariableExpression()      public   VariableExpression(String variableName)      Method Summary public  Object evaluate(Context context)      Return the value of a context variable. public  String getVariableName()      public  void setVariableName(String variableName)      public  String toString()      public  void update(Context context, String newValue)      Constructor Detail VariableExpression public VariableExpression()(Code) Base constructor VariableExpression public VariableExpression(String variableName)(Code) Convenience constructor sets VariableName property Parameters:   variableName - the name of the context variable whose value will be returned by an evaluation Method Detail evaluate public Object evaluate(Context context)(Code) Return the value of a context variable. Parameters:   context - evaluate against this context the value of the context variable named by the VariableName property getVariableName public String getVariableName()(Code) Gets the variable name the name of the context variable whose value will be returned by an evaluation setVariableName public void setVariableName(String variableName)(Code) Sets the variable name Parameters:   variableName - the name of the context variable whose value will be returned by an evaluation toString public String toString()(Code) Returns something useful for logging something useful for logging update public void update(Context context, String newValue)(Code) Do nothing See Also:   org.apache.commons.betwixt.expression.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)