Package net.hydromatic.quidem

Interface Command

All Known Implementing Classes:

AbstractCommand, Quidem.SqlCommand

public interface Command

Command.

See Also:

AbstractCommand, CommandHandler

Nested Class Summary

Nested Classes

Modifier and Type	Interface	Description
static interface	Command.Context	Execution context for a command.
static interface	Command.ResultChecker

Method Summary

Modifier and Type	Method	Description
String	describe(Command.Context x)	Returns a string describing this command.
void	execute(Command.Context x, boolean execute)	Executes this command.

Method Detail

describe

String describe(Command.Context x)

Returns a string describing this command.

For example: "OkCommand [sql: select * from emp]" or "SkipCommand".

Parameters:

x - Execution context

execute

void execute(Command.Context x,
             boolean execute)
      throws Exception

Executes this command.

Parameters:

x - Execution context

execute - Whether to execute (false if execution is disabled, say by an 'if')

Throws:

Exception - if command fails