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java.lang.Object SK.gnome.dwarf.GenericService SK.gnome.dwarf.thread.ThreadService SK.gnome.dwarf.main.Command SK.gnome.dwarf.main.cmd.DumpCmd
Dumps a file to the output.
This command reads the file specified as an argument and prints its content to the output stream.
Enclose the filename argument in double quotes if it contains white spaces.
Field Summary |
Fields inherited from class SK.gnome.dwarf.thread.ThreadService |
daemon, thread |
Fields inherited from class SK.gnome.dwarf.GenericService |
initParameters, parent |
Fields inherited from interface SK.gnome.dwarf.Service |
INITIALIZED, LOG_DEBUG, LOG_ERROR, LOG_FATAL, LOG_INFO, LOG_TRACE, LOG_WARN, LOG_XFER, SHUTDOWN, STARTED, STOPPED |
Constructor Summary | |
DumpCmd(java.lang.String name)
Creates a new DumpCmd. |
Method Summary | |
protected void |
execute(javax.security.auth.Subject subject,
Service service,
java.lang.String[] args,
java.io.Writer out)
Executes the command. |
java.lang.String |
getDescription()
Returns the command description. |
void |
printHelp(java.io.PrintWriter out)
Prints the command help. |
Methods inherited from class SK.gnome.dwarf.thread.ThreadService |
enableThread, finish, loop, run, setDaemon, shutdown, start, stop |
Methods inherited from class SK.gnome.dwarf.GenericService |
getAuthenticator, getAuthFacility, getFullName, getInitParameter, getInitParameterNames, getLogFacility, getLogger, getName, getParameters, getPrincipal, getShutdownTimeout, getState, init, log, log, login, logout, setAuthFacility, setInitParameters, setLogFacility, toString |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait |
Constructor Detail |
public DumpCmd(java.lang.String name)
Method Detail |
public java.lang.String getDescription()
Command
It should return a short one-line command description.
getDescription
in class Command
public void printHelp(java.io.PrintWriter out)
Command
By default it prints the string returned from the Command.getDescription()
method.
It may be overriden to provide more detailed help on the command usage.
printHelp
in class Command
out
- the output Writerprotected void execute(javax.security.auth.Subject subject, Service service, java.lang.String[] args, java.io.Writer out) throws CommandException
Command
Executes the command action. This method is called by the console's
Console.execute(Subject, String, Writer)
method. The service parameter
contains a reference to the current working service of the subject executing the
command. Command arguments are passed in via the string array args and the command
output is redirected to the out stream. The command should throw a
CommandException
in the case of an error.
execute
in class Command
subject
- the subject executing the commandservice
- the current working serviceargs
- the command argumentsout
- the output stream
CommandException
- if the command fails for any reason
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