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org.crsh.ssh.term.inline
Class SSHInlineShellProcessContext

java.lang.Object
  extended by org.crsh.ssh.term.inline.SSHInlineShellProcessContext
All Implemented Interfaces:
Appendable, InteractionContext, ShellProcessContext, Screenable, ScreenContext
public class SSHInlineShellProcessContext
extends Object

    

    
implements ShellProcessContext

    

      

    

  

  
ShellProcessContext for SSH inline commands

  

  

  

  

  

    

      Field Summary
    

    

      private  SSHContext
      context

                .		
    

    

      private  PrintStream
      err

                .		
    

    

      private  CountDownLatch
      latch

                .		
    

    

      private static String
      MSG

                .		
    

    

      private  boolean
      msgDone

                .		
    

    

      private  PrintStream
      out

                .		
    

    

      private  ShellProcess
      process

                .		
    

    

      private  ShellResponse
      response

                .		
    

  
  
  

    

      Constructor Summary
    

    

      SSHInlineShellProcessContext(SSHContext context, ShellProcess process, PrintStream out, PrintStream err)

                 		
    

  
  
  

    

      Method Summary
    

    

       Appendable
      append(char c)

                 		
    

    

       Appendable
      append(CharSequence s)

                 		
    

    

       Appendable
      append(CharSequence csq, int start, int end)

                 		
    

    

       Screenable
      append(Style style)

                 		
    

    

       Screenable
      cls()

                 		
    

    

       void
      end(ShellResponse response)

                This method is invoked when the process ends.		
    

    

       SSHInlineShellProcessContext
      execute()

                 		
    

    

       void
      flush()

                Flush the stream.		
    

    

       int
      getHeight()

                Returns the screen height in chars.		
    

    

       String
      getProperty(String name)

                Returns a generic property, usually this property is resolved by the shell client.		
    

    

      (package private)  ShellResponse
      getResponse()

                 		
    

    

       int
      getWidth()

                Returns the screen width in chars.		
    

    

       String
      readLine(String msg, boolean echo)

                Display a message and read a line on the console, this method call can be blocking until the user provides a value.		
    

    

       boolean
      releaseAlternateBuffer()

                Release control of the alternate buffer.		
    

    

       boolean
      takeAlternateBuffer()

                Take control of the alternate buffer.		
    

  
 
  

    

      Methods inherited from class java.lang.Object
    

    

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

  
 
  

  

    

      Field Detail
    

  

  
MSG

  
private static final String MSG

  

    

      .
      

      

        
See Also:

        
Constant Field Values

      

    

  

  

  
  
msgDone

  
private boolean msgDone

  

    

      .
      

      

    

  

  

  
  
response

  
private ShellResponse response

  

    

      .
      

      

    

  

  

  
  
latch

  
private final CountDownLatch latch

  

    

      .
      

      

    

  

  

  
  
context

  
private final SSHContext context

  

    

      .
      

      

    

  

  

  
  
process

  
private final ShellProcess process

  

    

      .
      

      

    

  

  

  
  
out

  
private final PrintStream out

  

    

      .
      

      

    

  

  

  
  
err

  
private final PrintStream err

  

    

      .
      

      

    

  

  

    

      Constructor Detail
    

  

  
SSHInlineShellProcessContext

  
SSHInlineShellProcessContext(SSHContext context,
                             ShellProcess process,
                             PrintStream out,
                             PrintStream err)

  

  

    

      Method Detail
    

  

  
execute

  
public SSHInlineShellProcessContext execute()

  

    

      

    

    

      

    

  

  

  
  
takeAlternateBuffer

  
public boolean takeAlternateBuffer()

  

    
Description copied from interface: InteractionContext

    

      Take control of the alternate buffer. When the alternate buffer is already used nothing happens. The buffer switch should occur when then ScreenContext.flush() method is invoked.
      

    

    

      

        
Specified by:

        
takeAlternateBuffer in interface InteractionContext

      

    

    

      

        
Returns:

        
true if the alternate buffer is shown

      

    

  

  

  
  
releaseAlternateBuffer

  
public boolean releaseAlternateBuffer()

  

    
Description copied from interface: InteractionContext

    

      Release control of the alternate buffer. When the normal buffer is already used nothing happens. The buffer switch should occur when then ScreenContext.flush() method is invoked.
      

    

    

      

        
Specified by:

        
releaseAlternateBuffer in interface InteractionContext

      

    

    

      

        
Returns:

        
true if the usual buffer is shown

      

    

  

  

  
  
getWidth

  
public int getWidth()

  

    
Description copied from interface: ScreenContext

    

      Returns the screen width in chars. When the value is not positive it means the value could not be determined.
      

    

    

      

        
Specified by:

        
getWidth in interface ScreenContext

      

    

    

      

        
Returns:

        
the term width

      

    

  

  

  
  
getHeight

  
public int getHeight()

  

    
Description copied from interface: ScreenContext

    

      Returns the screen height in chars. When the value is not positive it means the value could not be determined.
      

    

    

      

        
Specified by:

        
getHeight in interface ScreenContext

      

    

    

      

        
Returns:

        
the term height

      

    

  

  

  
  
getProperty

  
public String getProperty(String name)

  

    
Description copied from interface: InteractionContext

    

      Returns a generic property, usually this property is resolved by the shell client.
      

    

    

      

        
Specified by:

        
getProperty in interface InteractionContext

      

    

    

      

        
Parameters:

        
name - the property name

        
Returns:

        
the property value

      

    

  

  

  
  
readLine

  
public String readLine(String msg,
                       boolean echo)

  

    
Description copied from interface: InteractionContext

    

      Display a message and read a line on the console, this method call can be blocking until the user provides a value. If no line can be read then null is returned.
      

    

    

      

        
Specified by:

        
readLine in interface InteractionContext

      

    

    

      

        
Parameters:

        
msg - the message to display before reading a line

        
echo - wether or not the line read should be echoed when typing

        
Returns:

        
the line read

      

    

  

  

  
  
append

  
public Appendable append(char c)
                  throws IOException

  

    

      

        
Specified by:

        
append in interface Appendable

      

    

    

      

        
Throws:

        
IOException

      

    

  

  

  
  
append

  
public Appendable append(CharSequence s)
                  throws IOException

  

    

      

        
Specified by:

        
append in interface Appendable

      

    

    

      

        
Throws:

        
IOException

      

    

  

  

  
  
append

  
public Appendable append(CharSequence csq,
                         int start,
                         int end)
                  throws IOException

  

    

      

        
Specified by:

        
append in interface Appendable

      

    

    

      

        
Throws:

        
IOException

      

    

  

  

  
  
append

  
public Screenable append(Style style)
                  throws IOException

  

    

      

        
Specified by:

        
append in interface Screenable

      

    

    

      

        
Throws:

        
IOException

      

    

  

  

  
  
cls

  
public Screenable cls()
               throws IOException

  

    

      

        
Specified by:

        
cls in interface Screenable

      

    

    

      

        
Throws:

        
IOException

      

    

  

  

  
  
flush

  
public void flush()
           throws IOException

  

    
Description copied from interface: ScreenContext

    

      Flush the stream.
      

    

    

      

        
Specified by:

        
flush in interface ScreenContext

      

    

    

      

        
Throws:

        
IOException - any io exception

      

    

  

  

  
  
end

  
public void end(ShellResponse response)

  

    
Description copied from interface: ShellProcessContext

    

      This method is invoked when the process ends.
      

    

    

      

        
Specified by:

        
end in interface ShellProcessContext

      

    

    

      

        
Parameters:

        
response - the shell response

      

    

  

  

  
  
getResponse

  
ShellResponse getResponse()

  

    

      

    

    

      

    

  

  

   
  

    

      
        
        

          

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