pemja.core

Interface Interpreter

All Superinterfaces:

AutoCloseable, Serializable

All Known Implementing Classes:

PythonInterpreter

public interface Interpreter
extends AutoCloseable, Serializable

An interface for working in non-java language interpreter.

Method Summary

Modifier and Type	Method and Description
void	exec(String code) Execute an arbitrary number of statements in this interpreter.
Object	get(String name) Retrieves the value to the specified name from the interpreter.
<T> T	get(String name, Class<T> tClass) Retrieves the value to the specified name from the interpreter.
Object	invoke(String name, Map<String,Object> kwargs) Invokes a callable function with a named arguments given by the dictionary kwargs.
Object	invoke(String name, Object... args) Invokes a callable function with a variable number of arguments args.
Object	invoke(String name, Object[] args, Map<String,Object> kwargs) Invokes a callable function with a variable number of arguments args and a named arguments given by the dictionary kwargs.
Object	invokeMethod(String obj, String method, Object... args) Invokes the method of a called object with a variable number of arguments args.
void	set(String name, Object value) Sets the Java Object into the interpreter's global scope with the specified variable name.

Methods inherited from interface java.lang.AutoCloseable

close

Method Detail

set

void set(String name,
         Object value)

Sets the Java Object into the interpreter's global scope with the specified variable name.

Parameters:

name - the variable name

value - the variable value

get

Object get(String name)

Retrieves the value to the specified name from the interpreter. The return type of the value is the Object.

Parameters:

name - the variable name

Returns:

the value mapped to the specified name in the interpreter's global scope

get

<T> T get(String name,
          Class<T> tClass)

Retrieves the value to the specified name from the interpreter. The return type of the value is the T mapped to Class.

Parameters:

name - the variable name

tClass - the corresponding Java Class of the value.

Returns:

the value mapped to the specified name in the interpreter's global scope

invoke

Object invoke(String name,
              Object... args)

Invokes a callable function with a variable number of arguments args.

Parameters:

name - the function name

args - the variable number of arguments

Returns:

the function result

invoke

Object invoke(String name,
              Map<String,Object> kwargs)

Invokes a callable function with a named arguments given by the dictionary kwargs.

Parameters:

name - the function name

kwargs - the named arguments

Returns:

the function result

invoke

Object invoke(String name,
              Object[] args,
              Map<String,Object> kwargs)

Invokes a callable function with a variable number of arguments args and a named arguments given by the dictionary kwargs.

Parameters:

name - the function name

args - the variable number of arguments

kwargs - the named arguments

Returns:

the function result

invokeMethod

Object invokeMethod(String obj,
                    String method,
                    Object... args)

Invokes the method of a called object with a variable number of arguments args.

Parameters:

obj - the called object

method - the name of the method

args - the variable number of arguments

Returns:

the result of the method

exec

void exec(String code)

Execute an arbitrary number of statements in this interpreter.