org.apache.beehive.netui.pageflow
Class ExpressionMessage

Object
  ActionMessage
      ExpressionMessage

All Implemented Interfaces:

Serializable

public class ExpressionMessage
extends ActionMessage

Extension of the base Struts ActionMessage; instead of retrieving messages and their arguments from message resources, it calculates them by evaluating JSP 2.0-style expressions (or, in the degenerate case, from hardcoded strings).

See Also:

Serialized Form

ExpressionMessage

public ExpressionMessage(String expression,
                         Object[] messageArgExpressions)

Constructor, using an array for the message arguments.

Parameters:

expression - the JSP 2.0-style expression (e.g., ${pageFlow.myProperty}) or literal string that will be used as the message.

messageArgExpressions - an array of JSP 2.0-style expressions or raw Objects to be used as arguments to the message. Expressions are evaluated; all other Objects are passed as-is.

ExpressionMessage

public ExpressionMessage(String expression)

Constructor, for a message without message arguments.

Parameters:

expression - the JSP 2.0-style expression (e.g., ${pageFlow.myProperty}) or literal string that will be used as the message.

ExpressionMessage

public ExpressionMessage(String expression,
                         Object messageArgExpression)

Constructor, for a message with a single argument.

Parameters:

expression - the JSP 2.0-style expression (e.g., ${pageFlow.myProperty}) or literal string that will be used as the message.

messageArgExpression - a JSP 2.0-style expression or raw Object to be used the argument to the message. Expressions are evaluated; all other Objects are passed as-is.

ExpressionMessage

public ExpressionMessage(String expression,
                         Object messageArgExpression1,
                         Object messageArgExpression2)

Constructor, for a message with two arguments.

Parameters:

expression - the JSP 2.0-style expression (e.g., ${pageFlow.myProperty}) or literal string that will be used as the message.

messageArgExpression1 - a JSP 2.0-style expression or raw Object to be used the first argument to the message. Expressions are evaluated; all other Objects are passed as-is.

messageArgExpression2 - a JSP 2.0-style expression or raw Object to be used the second argument to the message. Expressions are evaluated; all other Objects are passed as-is.

ExpressionMessage

public ExpressionMessage(String expression,
                         Object messageArgExpression1,
                         Object messageArgExpression2,
                         Object messageArgExpression3)

Constructor, for a message with two arguments.

Parameters:

expression - the JSP 2.0-style expression (e.g., ${pageFlow.myProperty}) or literal string that will be used as the message.

messageArgExpression1 - a JSP 2.0-style expression or raw Object to be used the first argument to the message. Expressions are evaluated; all other Objects are passed as-is.

messageArgExpression2 - a JSP 2.0-style expression or raw Object to be used the second argument to the message. Expressions are evaluated; all other Objects are passed as-is.

messageArgExpression3 - a JSP 2.0-style expression or raw Object to be used the third argument to the message. Expressions are evaluated; all other Objects are passed as-is.