| class class_name(threading.Thread) {[override run method] } | Python |
| task task_name is [entry entry_name[(parameter ...)]...] end task_name | Ada |
| task type task_type_name is [entry entry_name[(parameter ...)]...] end task_type_name | Ada |
| class class_name extends Thread {[override run method] } | Java |
| thread ... | Pliant |
parallel [threads nb_threads] [mini mini_threshold] [maxi maxi_threshold] [active]
...
task
parallel_instructions
[post
sequential_instructions]
... | Pliant |
| [NSThread detachNewThreadSelector:mainFunction toTarget:target withObject:obj] | Objective-C |
| object t=Thread.Thread(f) | Pike |
| set t [thread create {code}] | Tcl |
| Thread createThread(...) | Io |
| MyTask : task_type_name; | Ada |
| class_name MyThread = new class_name() | Java |
| p := [ ... ] newProcess. | Smalltalk |
| p := [ ... ] fork.(1) | Smalltalk |
| start() / stop()(2) | Java |
| resume / suspend / terminate | Smalltalk |
| Tasks are started when created / call Stop entry or "abort task-object-name" | Ada |
| thread send $t {script} | Tcl |
| call an entry with parameters | Ada |
| call any public method | Java |
| common variables are copied at thread creation, in abscence of a "share" statement | Pliant |
| use messages, parameters or shared variables(3) | Smalltalk |
| select task_entry_call; or delay timeout_limit; end select; | Ada |
Defining a Synchronized Shared Resource
| thread::mutex | Tcl |
protected Object_Name is [entry entry_name(Parameter : [in out] is type [...]); procedure procedure_name(Parameter : [in out] is type [...]); function function_name return type; private shared data declaration end Object_Name; | Ada |
| synchronize (this){ ... } | Java |
| SharedQueue, Semaphore critical: [...], Future, LazyValue | Smalltalk |
Synchronized Writing to a shared resource
| Object_Name.Entry_Name(Parms) Object_Name.Procedure_Name(Parms) | Ada |
| Object_Name.SetMethod(Parms) | Java |
Synchronized Reading of a Shared Resource
| Object_Name.Function_Name | Ada |
| Object_Name.GetMethod() | Java |
Monitor Syntax
| Objectg_Name.Entry_Name(Parms) | Ada |
Suspending a thread until another thread completes
| Call task entry serviced just before task termination | Ada |
| OtherThread.join() | Java, Python |
Suspending a Thread Until Another Thread Establishes An Internal State
| Call a task entry on the other thread | Ada |
Selecting a Prioritization Model
| pragma Locking_Policy(Ceiling_Locking); | Ada |
Establishing a base thread priority
| pragma Priority(expression); | Ada |
Changing Thead Priority
| Set_Priority(Priority_Value); | Ada |
| setPriority(newPriority); | Java |
| p priority: n | Smalltalk |
Ensuring access is atomic
| pragma Atomic(Object_Name); | Ada |
Ensuring access is always via a local copy of the shared data
| pragma Volatile(Object_Name); | Ada |