chemaxon.jep

Interface ChemContext

All Superinterfaces:

chemaxon.marvin.util.CallbackIface, java.io.Serializable

All Known Implementing Classes:

AtomContext, MolContext, ReactionContext

@PublicAPI
public interface ChemContext
extends chemaxon.marvin.util.CallbackIface, java.io.Serializable

Interface of expression evaluation contexts. Provides function names for accessing context elements through the CallbackIface.

Since:

JChem 2.2, Marvin 5.1

Author:

Nora Mate, Laszlo Antal

Method Summary

Modifier and Type	Method and Description
java.lang.Object	callback(java.lang.String method, java.lang.Object arg) Implements CallbackIface.
void	clear() Clears the context.
java.lang.String[]	getContextFunctionNames() Returns context element accessor function names.

Method Detail

getContextFunctionNames

java.lang.String[] getContextFunctionNames()

Returns context element accessor function names. Implementations override this method to add specific context elements accessors.

Returns:

the context element accessor function names

callback

java.lang.Object callback(java.lang.String method,
                          java.lang.Object arg)

Implements CallbackIface. Implementations override this method to implement the specific context elements accessors returned by getContextFunctionNames().

Specified by:

callback in interface chemaxon.marvin.util.CallbackIface

Parameters:

method - is the accessor method name (returned by getContextFunctionNames())

arg - is the accessor method argument (the JEP parameter stack as null, a single parameter object or a parameter object array depending on the number of parameters on the stack)

Returns:

the context element

clear

void clear()

Clears the context.