org.omegahat.Environment.Language.UserClasses
Class MethodsCollection

java.lang.Object
  |
  +--org.omegahat.Environment.Databases.ObjectDatabase
        |
        +--org.omegahat.Environment.Databases.ReadWriteDatabase
              |
              +--org.omegahat.Environment.Language.UserClasses.MethodsCollection

All Implemented Interfaces:

Activable, Database, DatabaseNotifier, DynamicFieldAccessInt, MergableInt, Named, ReadWriteDatabaseInt, java.io.Serializable, Subsettable

Direct Known Subclasses:

AbstractUserClass

public class MethodsCollection

extends ReadWriteDatabase

Used to store one or more Method objects, indexed by the name of all the methods (interpreted functions) stored in each entry. This is used when defining a class which maintains collections of functions which act like \Java{} methods, supporting overloading.

See Also:

Serialized Form

Field Summary

protected Evaluator

evaluator The default evaluator to use when evaluating a function within one of the Method unless another is specified in the call.

Fields inherited from class org.omegahat.Environment.Databases.ReadWriteDatabase

permissions

Fields inherited from class org.omegahat.Environment.Databases.ObjectDatabase

listeners, name, state, table, user

Fields inherited from interface org.omegahat.Environment.Databases.Database

ALL, ASSIGN, ATTACH, DETACH, NULL_ENTRY, READ, READ_WRITE, REMOVE

Fields inherited from interface org.omegahat.Environment.Databases.Activable

ACTIVE, INACTIVE

Constructor Summary

MethodsCollection()

MethodsCollection(int size)
Initialize the table, allocating space for size objects.

MethodsCollection(java.lang.String name)
Create the database, giving it a name.

Method Summary

java.lang.Object	dispatchAndEval(java.lang.String name, java.lang.String sig, FunctionCallArguments args, java.lang.Object This)
java.lang.Object	dispatchAndEval(java.lang.String name, java.lang.String sig, FunctionCallArguments args, java.lang.Object This, Evaluator evaluator) This version allows one to pass in a different Evaluator from the default one stored by this collection of methods.
Evaluator	evaluator() Access for the evaluator field, returning a default evaluator stored in Globals if none has been specified for this objects.
Evaluator	evaluator(Evaluator e) Accessor to specify a default evaluator to be used when evaluating a function contained within an element of this database.

Methods inherited from class org.omegahat.Environment.Databases.ReadWriteDatabase

assign, permissions, permissions, readOnly, readOnly, remove

Methods inherited from class org.omegahat.Environment.Databases.ObjectDatabase

addAssignListener, addAttachListener, addDetachListener, addListener, addRemoveListener, assign, attach, clear, detach, exists, get, getDynamicField, getName, getState, getTable, merge, merge, notify, objects, put, readOnly, readOnly, readSerialized, readSerialized, readSerialized, remove, setDynamicField, setName, setState, setTable, size, subset, table, table

Methods inherited from class java.lang.Object

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

Field Detail

evaluator

protected transient Evaluator evaluator

The default evaluator to use when evaluating a function within one of the Method unless another is specified in the call.

Constructor Detail

MethodsCollection

public MethodsCollection()

MethodsCollection

public MethodsCollection(int size)

Initialize the table, allocating space for size objects.

MethodsCollection

public MethodsCollection(java.lang.String name)

Create the database, giving it a name.

Parameters:

name - Name of the database.

Method Detail

dispatchAndEval

public java.lang.Object dispatchAndEval(java.lang.String name,
                                        java.lang.String sig,
                                        FunctionCallArguments args,
                                        java.lang.Object This)
                                 throws java.lang.Throwable

dispatchAndEval

public java.lang.Object dispatchAndEval(java.lang.String name,
                                        java.lang.String sig,
                                        FunctionCallArguments args,
                                        java.lang.Object This,
                                        Evaluator evaluator)
                                 throws java.lang.Throwable

This version allows one to pass in a different Evaluator from the default one stored by this collection of methods.

Parameters:

This - Java object instance whose method is being invoked.

evaluator

public Evaluator evaluator()
                    throws java.lang.ClassNotFoundException

Access for the evaluator field, returning a default evaluator stored in Globals if none has been specified for this objects.

evaluator

public Evaluator evaluator(Evaluator e)
                    throws java.lang.ClassNotFoundException

Accessor to specify a default evaluator to be used when evaluating a function contained within an element of this database.