org.panda_lang.framework.design.runtime

Interface ProcessStack

All Known Implementing Classes:

PandaProcessStack

public interface ProcessStack

Stack stores information about the active subroutines of a process

Method Summary

Modifier and Type	Method and Description
@Nullable Result<?>	callCustomFrame(Object instance, Frame frame, org.panda_lang.utilities.commons.function.ThrowingSupplier<Result<?>,Exception> resultSupplier) Call frame within the given instance and return custom result
@Nullable Result<?>	callFrame(Object instance, Frame frame) Call frame within the given instance
@Nullable Result<?>	callScope(Object instance, Scope scope) Call scope within the given instance
@Nullable Result<?>	callStatement(Object instance, Statement statement) Call statement within the given instance
Frame	getCurrentFrame()
Statement[]	getLivingFramesOnStack() Get statements on stack
Process	getProcess() Get associated process

Method Detail

callFrame

@Nullable
@Nullable Result<?> callFrame(Object instance,
                                         Frame frame)
                                  throws Exception

Call frame within the given instance

Parameters:

instance - the instance under which the frame has to be performed

frame - the frame to call

Returns:

result of invocation

Throws:

Exception - if something happen

callCustomFrame

@Nullable
@Nullable Result<?> callCustomFrame(Object instance,
                                               Frame frame,
                                               org.panda_lang.utilities.commons.function.ThrowingSupplier<Result<?>,Exception> resultSupplier)
                                        throws Exception

Call frame within the given instance and return custom result

Parameters:

instance - the instance within the frame has to be performed

frame - the frame to call

resultSupplier - the supplier of result

Returns:

result of invocation

Throws:

Exception - if something happen

callStatement

@Nullable
@Nullable Result<?> callStatement(Object instance,
                                             Statement statement)
                                      throws Exception

Call statement within the given instance

Parameters:

instance - the instance within the statement

statement - the statement to call

Returns:

result of invocation

Throws:

Exception - if something happen

callScope

@Nullable
@Nullable Result<?> callScope(Object instance,
                                         Scope scope)
                                  throws Exception

Call scope within the given instance

Parameters:

instance - the instance within the frame has to performed

scope - the scope to call

Returns:

result of invocation

Throws:

Exception - if something happen

getLivingFramesOnStack

Statement[] getLivingFramesOnStack()

Get statements on stack

Returns:

the array of statements on stack

getCurrentFrame

Frame getCurrentFrame()

Returns:

instance of the current scope

getProcess

Process getProcess()

Get associated process

Returns:

the process