All Classes
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All Classes Interface Summary Class Summary Exception Summary Class Description AbortException Exception generated when the user signals an intention to abort a task.BooleanParameter Parameter value representing a boolean value.ChoiceParameter<T> Parameter whose legal value must be one of a disjunction of given values.DoubleParameter Parameter representing a double precision number.Environment Defines an execution environment within which tasks can operate.Executable Defines an object which does the work of a task without any further user or environment interaction.ExecutionException Exception generated when a task does not complete correctly for some known reason.InputStreamParameter Parameter which can provide an input stream based on its value.IntegerParameter Parameter representing an integer value.InvokeUtils Provides some utility functions used by classes which invoke tasks.LineEnvironment Execution environment for use from the command line.LineFormatter Compact log record formatter.LineWord Represents a single word on the command line used as by LineEnvironment.LongParameter Parameter representing a long integer value.MultiParameter Marker interface which marks a parameter as one which can have multiple appearances on the command line.MultiTaskInvoker Invokes tasks from a command line when the tasks are available from anObjectFactory.ObjectFactoryParameter<T> Parameter whose (user-supplied) string values correspond to nicknames from anObjectFactory.OutputStreamParameter Parameter for selecting an output stream to write to.Parameter<T> A Parameter describes the function of one of a task's parameters.ParameterValueException Exception generated when the value of a parameter is invalid.SingleTaskInvoker Invoker which only knows how to invoke a single given task.StringParameter Parameter for holding string values.Task Defines a user-level task.TaskException Superclass for exceptions in the task package.TerminalEnvironment Implementation of Environment which accepts an initial command line, and communicates with the user using standard input and standard output.TerminalInvoker Invokes Task objects in a way suitable for use from the main method, using a command line interface.URLParameter Parameter representing a URL value.UsageException An Exception thrown when a task is invoked with the wrong usage.