Utility methods for use on the command line, including method to accept user input etc.
| Constructor and description |
|---|
CommandLineHelper
() |
CommandLineHelper
(java.io.PrintStream out)@deprecated Use no-args constructor |
CommandLineHelper
(java.io.InputStream input, java.io.PrintStream out)@deprecated Use no-args constructor |
| Type Params | Return Type | Name and description |
|---|---|---|
|
java.lang.String |
userInput(java.lang.String message)Replacement for AntBuilder.input() to eliminate dependency of GrailsScriptRunner on the Ant libraries. |
|
java.lang.String |
userInput(java.lang.String message, java.lang.String[] validResponses)Replacement for AntBuilder.input() to eliminate dependency of GrailsScriptRunner on the Ant libraries. |
| Methods inherited from class | Name |
|---|---|
class java.lang.Object |
java.lang.Object#wait(long, int), java.lang.Object#wait(long), java.lang.Object#wait(), java.lang.Object#equals(java.lang.Object), java.lang.Object#toString(), java.lang.Object#hashCode(), java.lang.Object#getClass(), java.lang.Object#notify(), java.lang.Object#notifyAll() |
Replacement for AntBuilder.input() to eliminate dependency of GrailsScriptRunner on the Ant libraries. Prints a message and returns whatever the user enters (once they press <return>).
message - The message/question to display. Replacement for AntBuilder.input() to eliminate dependency of
GrailsScriptRunner on the Ant libraries. Prints a message and
list of valid responses, then returns whatever the user enters
(once they press <return>). If the user enters something
that is not in the array of valid responses, the message is
displayed again and the method waits for more input. It will
display the message a maximum of three times before it gives up
and returns null.
message - The message/question to display.validResponses - An array of responses that the user is
allowed to enter. Displayed after the message.null
if the user never entered a valid string.