Package org.apache.tools.ant.input

Class DefaultInputHandler

java.lang.Object
org.apache.tools.ant.input.DefaultInputHandler
All Implemented Interfaces:
InputHandler
Direct Known Subclasses:
GreedyInputHandler, SecureInputHandler
public class DefaultInputHandler
extends java.lang.Object
implements InputHandler
Prompts on System.err, reads input from System.in
Since:
Ant 1.5

  • Constructor Summary

    Constructors 
    Constructor Description
    DefaultInputHandler()
    Empty no-arg constructor

  • Method Summary

    Modifier and Type Method Description
    protected java.io.InputStream getInputStream()
    Returns the input stream from which the user input should be read.
    protected java.lang.String getPrompt​(InputRequest request)
    Constructs user prompt from a request.
    void handleInput​(InputRequest request)
    Prompts and requests input.

    Methods inherited from class java.lang.Object

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

  • Constructor Details

  • Method Details

    • handleInput

      public void handleInput​(InputRequest request) throws BuildException
      Prompts and requests input. May loop until a valid input has been entered.
      Specified by:
      handleInput in interface InputHandler
      Parameters:
      request - the request to handle
      Throws:
      BuildException - if not possible to read from console

    • getPrompt

      protected java.lang.String getPrompt​(InputRequest request)
      Constructs user prompt from a request.

      This implementation adds (choice1,choice2,choice3,...) to the prompt for MultipleChoiceInputRequests.

      Parameters:
      request - the request to construct the prompt for. Must not be null.
      Returns:
      the prompt to ask the user

    • getInputStream

      protected java.io.InputStream getInputStream()
      Returns the input stream from which the user input should be read.
      Returns:
      the input stream from which the user input should be read.