com.philemonworks.selfdiagnose
Class ExecutionContext

java.lang.Object
  com.philemonworks.selfdiagnose.ExecutionContext

public class ExecutionContext
extends Object

Constructor Summary

ExecutionContext()

Method Summary

Object	getValue(String expression) Return the stored value for a variable.
String	resolveString(String valueOrExpression) Checks and makes sure the return value is a String
Object	resolveValue(String valueOrExpression) The argument is either a value or an expression.
void	setValue(String variableName, Object newValue) Store the value for a variable unless no variable was specified (== null)

Methods inherited from class java.lang.Object

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

Constructor Detail

ExecutionContext

public ExecutionContext()

Method Detail

setValue

public void setValue(String variableName,
                     Object newValue)
              throws DiagnoseException

Store the value for a variable unless no variable was specified (== null)

Parameters:

variableName - : String || null

newValue - : Object

Throws:

DiagnoseException

getValue

public Object getValue(String expression)
                throws DiagnoseException

Return the stored value for a variable. Null is allowed for the value. Throws an exception if this value is not available

Parameters:

expression - : String

Returns:

Object

Throws:

DiagnoseException

resolveValue

public Object resolveValue(String valueOrExpression)
                    throws DiagnoseException

The argument is either a value or an expression. Expressions are specified using the syntax ${myexpression} Return the stored value for a variable.

Parameters:

valueOrExpression -

Returns:

Object

Throws:

DiagnoseException

resolveString

public String resolveString(String valueOrExpression)
                     throws DiagnoseException

Checks and makes sure the return value is a String

Parameters:

valueOrExpression - : String

Returns:

String

Throws:

DiagnoseException