Package org.intocps.maestro.interpreter

Class DefaultExternalValueFactory

java.lang.Object

org.intocps.maestro.interpreter.DefaultExternalValueFactory

All Implemented Interfaces:

IExternalValueFactory

public class DefaultExternalValueFactory
extends java.lang.Object
implements IExternalValueFactory

Default interpreter factory with framework support and other basic features. This class provides run-time support only. It creates and destroys certain types based on load and unload

Field Summary

Fields

Modifier and Type	Field	Description
protected java.lang.String	DATA_WRITER_TYPE_NAME
protected java.util.HashMap<java.lang.String,java.util.function.Function<java.util.List<Value>,com.spencerwi.either.Either<java.lang.Exception,Value>>>	instantiators
protected java.lang.String	MATH_TYPE_NAME

Constructor Summary

Constructors

Constructor	Description
DefaultExternalValueFactory()
DefaultExternalValueFactory(java.io.File workingDirectory, java.io.InputStream config)

Method Summary

Modifier and Type	Method	Description
com.spencerwi.either.Either<java.lang.Exception,Value>	create(java.lang.String type, java.util.List<Value> args)	Creates a new interpreter value for the specified type using the supplied arguments
Value	destroy(Value value)	Destruction of values created by the factory.
boolean	supports(java.lang.String type)	Check if a certain type is supported by the external value factory

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

DATA_WRITER_TYPE_NAME

protected final java.lang.String DATA_WRITER_TYPE_NAME

See Also:

Constant Field Values

MATH_TYPE_NAME

protected final java.lang.String MATH_TYPE_NAME

See Also:

Constant Field Values

instantiators

protected java.util.HashMap<java.lang.String,java.util.function.Function<java.util.List<Value>,com.spencerwi.either.Either<java.lang.Exception,Value>>> instantiators

Constructor Detail

DefaultExternalValueFactory

public DefaultExternalValueFactory()
                            throws java.io.IOException

Throws:

java.io.IOException

DefaultExternalValueFactory

public DefaultExternalValueFactory(java.io.File workingDirectory,
                                   java.io.InputStream config)
                            throws java.io.IOException

Throws:

java.io.IOException

Method Detail

supports

public boolean supports(java.lang.String type)

Description copied from interface: IExternalValueFactory

Check if a certain type is supported by the external value factory

Specified by:

supports in interface IExternalValueFactory

Returns:

true if the type is supported by IExternalValueFactory.create(String, List)

create

public com.spencerwi.either.Either<java.lang.Exception,Value> create(java.lang.String type,
                                                                           java.util.List<Value> args)

Description copied from interface: IExternalValueFactory

Creates a new interpreter value for the specified type using the supplied arguments

Specified by:

create in interface IExternalValueFactory

Parameters:

type - the type to create

args - the arguments used to create the value

Returns:

the value or an exception if creation fails

destroy

public Value destroy(Value value)

Description copied from interface: IExternalValueFactory

Destruction of values created by the factory. Destruction must make sure all resources hold by this value is freed

Specified by:

destroy in interface IExternalValueFactory

Parameters:

value - the value to destroy

Returns:

void return