Package org.apache.felix.gogo.runtime

Class CommandSessionImpl

java.lang.Object
org.apache.felix.gogo.runtime.CommandSessionImpl
All Implemented Interfaces:
CommandSession, Converter
public class CommandSessionImpl extends Object implements CommandSession, Converter

  • Field Details

  • Constructor Details

  • Method Details

    • close

      public void close()
      Description copied from interface: CommandSession
      Close this command session. After the session is closed, it will throw IllegalStateException when it is used.
      Specified by:
      close in interface CommandSession

    • execute

      public Object execute(CharSequence commandline) throws Exception
      Description copied from interface: CommandSession
      Execute a program in this session.
      Specified by:
      execute in interface CommandSession
      Parameters:
      commandline -
      Returns:
      the result of the execution
      Throws:
      Exception

    • getKeyboard

      public InputStream getKeyboard()
      Description copied from interface: CommandSession
      Return the input stream that is the first of the pipeline. This stream is sometimes necessary to communicate directly to the end user. For example, a "less" or "more" command needs direct input from the keyboard to control the paging.
      Specified by:
      getKeyboard in interface CommandSession
      Returns:
      InpuStream used closest to the user or null if input is from a file.

    • get

      public Object get(String name)
      Description copied from interface: CommandSession
      Get the value of a variable.
      Specified by:
      get in interface CommandSession
      Parameters:
      name -
      Returns:

    • put

      public void put(String name, Object value)
      Description copied from interface: CommandSession
      Set the value of a variable.
      Specified by:
      put in interface CommandSession
      Parameters:
      name - Name of the variable.
      value - Value of the variable

    • getConsole

      public PrintStream getConsole()
      Description copied from interface: CommandSession
      Return the PrintStream for the console. This must always be the stream "closest" to the user. This stream can be used to post messages that bypass the piping. If the output is piped to a file, then the object returned must be null.
      Specified by:
      getConsole in interface CommandSession
      Returns:

    • format

      public CharSequence format(Object target, int level, Converter escape) throws Exception
      Description copied from interface: Converter
      Convert an objet to a CharSequence object in the requested format. The format can be INSPECT, LINE, or PART. Other values must throw IllegalArgumentException.
      Specified by:
      format in interface Converter
      Parameters:
      target - The object to be converted to a String
      level - One of INSPECT, LINE, or PART.
      escape - Use this object to format sub ordinate objects.
      Returns:
      A printed object of potentially multiple lines
      Throws:
      Exception

    • convert

      public Object convert(Class<?> desiredType, Object in)
      Description copied from interface: CommandSession
      Convert an object to another type.
      Specified by:
      convert in interface CommandSession
      Specified by:
      convert in interface Converter
      Parameters:
      desiredType - The type that the returned object can be assigned to
      in - The object that must be converted
      Returns:
      An object that can be assigned to the desired type or null.

    • format

      public CharSequence format(Object result, int inspect)
      Description copied from interface: CommandSession
      Convert an object to string form (CharSequence). The level is defined in the Converter interface, it can be one of INSPECT, LINE, PART. This function always returns a non null value. As a last resort, toString is called on the Object.
      Specified by:
      format in interface CommandSession
      Parameters:
      result -
      inspect -
      Returns:

    • expr

      public Object expr(CharSequence expr)