org.spf4j.zel.vm

Class Program

java.lang.Object

org.spf4j.zel.vm.Program

All Implemented Interfaces:

Serializable

@Immutable
public final class Program
extends Object
implements Serializable

A ZEL program (function)

This is a Turing machine a Program will always be pretty much an array of operations (instructions).

Version:

1.0

Author:

zoly

See Also:

Serialized Form

Nested Class Summary

Nested Classes

Modifier and Type	Class and Description
static class	Program.ExecutionType
static class	Program.HasClass
static class	Program.Type

Method Summary

Modifier and Type	Method and Description
static Program	compile(String zExpr, String... varNames)
boolean	contains(Class<? extends Instruction> instr)
boolean	equals(Object obj)
Object	execute()
static Object	execute(ExecutionContext ectx)
Object	execute(ExecutorService execService, Object... args)
Object	execute(Object... args)
Object	execute(ProcessIO io, Object... args)
Object	execute(VMExecutor execService, ProcessIO io, Object... args)
Pair<Object,ExecutionContext>	execute(VMExecutor execService, ProcessIO io, ResultCache resultCache, Object... args)
Object	executeSingleThreaded(Object... args)
static Object	executeSync(ExecutionContext ectx)
Instruction	get(int i)
Instruction[]	getCode()
ParsingContext.Location[]	getDebugInfo()
Program.ExecutionType	getExecType()
Map<String,Integer>	getGlobalSymbolTable()
int	getLocalMemSize()
Map<String,Integer>	getLocalSymbolTable()
String	getName()
String	getSource()
Program.Type	getType()
boolean	hasDeterministicFunctions()
int	hashCode()
<T> T	itterate(Function<Object,T> func)
static void	main(String[] args) This allows to run ZEL in an interactive mode
int	size()
String	toAssemblyString()
String	toString()

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Method Detail

getSource

public String getSource()

getName

public String getName()

getGlobalSymbolTable

public Map<String,Integer> getGlobalSymbolTable()

getLocalSymbolTable

public Map<String,Integer> getLocalSymbolTable()

getLocalMemSize

public int getLocalMemSize()

equals

@CheckReturnValue
public boolean equals(Object obj)

Overrides:

equals in class Object

hashCode

@CheckReturnValue
public int hashCode()

Overrides:

hashCode in class Object

hasDeterministicFunctions

public boolean hasDeterministicFunctions()

get

@CheckReturnValue
public Instruction get(int i)

Parameters:

i - - inst address.

Returns:

the instruction.

getCode

@CheckReturnValue
public Instruction[] getCode()

getDebugInfo

@CheckReturnValue
public ParsingContext.Location[] getDebugInfo()

size

@CheckReturnValue
public int size()

getExecType

public Program.ExecutionType getExecType()

compile

@Nonnull
public static Program compile(@Nonnull
                                       String zExpr,
                                       @Nonnull
                                       String... varNames)
                                throws CompileException

Throws:

CompileException

execute

public Object execute()
               throws ExecutionException,
                      InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public Object execute(Object... args)
               throws ExecutionException,
                      InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public Object execute(@Nonnull
                      ExecutorService execService,
                      Object... args)
               throws ExecutionException,
                      InterruptedException

Throws:

ExecutionException

InterruptedException

executeSingleThreaded

public Object executeSingleThreaded(Object... args)
                             throws ExecutionException,
                                    InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public Object execute(@Nullable
                      VMExecutor execService,
                      @Nullable
                      ProcessIO io,
                      Object... args)
               throws ExecutionException,
                      InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public Pair<Object,ExecutionContext> execute(@Nullable
                                             VMExecutor execService,
                                             @Nullable
                                             ProcessIO io,
                                             ResultCache resultCache,
                                             Object... args)
                                      throws ExecutionException,
                                             InterruptedException

Throws:

ExecutionException

InterruptedException

executeSync

public static Object executeSync(@Nonnull
                                 ExecutionContext ectx)
                          throws ExecutionException,
                                 InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public static Object execute(@Nonnull
                             ExecutionContext ectx)
                      throws ExecutionException,
                             InterruptedException

Throws:

ExecutionException

InterruptedException

execute

public Object execute(ProcessIO io,
                      Object... args)
               throws ExecutionException,
                      InterruptedException

Throws:

ExecutionException

InterruptedException

main

public static void main(String[] args)
                 throws IOException,
                        InterruptedException

This allows to run ZEL in an interactive mode

Parameters:

args -

Throws:

IOException

InterruptedException

toAssemblyString

public String toAssemblyString()

toString

public String toString()

Overrides:

toString in class Object

getType

public Program.Type getType()

Returns:

the type

contains

public boolean contains(Class<? extends Instruction> instr)

itterate

@Nullable
public <T> T itterate(Function<Object,T> func)