org.nuiton.jaxx.runtime.JAXXContext Maven / Gradle / Ivy
/*
* #%L
* JAXX :: Runtime
* %%
* Copyright (C) 2008 - 2017 CodeLutin
* %%
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Lesser General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Lesser Public License for more details.
*
* You should have received a copy of the GNU General Lesser Public
* License along with this program. If not, see
* .
* #L%
*/
package org.nuiton.jaxx.runtime;
/**
* The {@link JAXXContext} contract defines a generic context.
*
* A context contains two king of entries :
*
* Unamed entry
* a such entry maps filter only on the clas of the object of the entry.
*
* To add a unamed entry, use {@link #setContextValue(Object)} and {@link #getContextValue(Class)} to reteave a
* such entry.
*
* named entry
* a such entry filter on class of the object and on the name of the entry.
*
* To add a named entry, use {@link #setContextValue(Object, String)} and {@link #getContextValue(Class, String)}
* to reteave a such entry.
*
* @author letellier
* @author Tony Chemit - [email protected]
*/
public interface JAXXContext {
/**
* Push in the context a new unamed entry.
*
* If a previous entry exists in context (unamed and same class), it will be removed.
*
* @param type of data to set in context
* @param o the value to push in context
*/
void setContextValue(T o);
/**
* * Push in the context a new amed entry.
*
* If a previous entry exists in context (same name and class), it will be removed.
*
* @param type of data to set in context
* @param o the value to push in context
* @param name the name of the new entry
*/
void setContextValue(T o, String name);
/**
* Remove from context the value with the given klazz as an unamed entry
*
* @param type of data to remove from context
* @param klazz the klazz entry
*/
void removeContextValue(Class klazz);
/**
* Remove from context the value with the given klazz as an unamed (if name is null) or named entry
*
* @param type of data to remove from context
* @param klazz the klazz entry
* @param name extra name of the entry
*/
void removeContextValue(Class klazz, String name);
/**
* Seek for a unamed entry in the context
*
* This is an exemple to call a method in JAXX :
*
* <JButton onActionPerformed='{getContextValue(Action.class).method(args[])}'/>
*
* @param type of data to obtain from context
* @param clazz the class of unamed entry to seek in context
* @return the value of the unamed entry for the given class, or null if no such entry.
*/
T getContextValue(Class clazz);
/**
* Seek for a named entry in the context
*
* @param type of data to obtain from context
* @param clazz the class of named entry to seek in context
* @param name the name of the entry to seek in context
* @return the value of the named entry for the given class, or null if no such entry.
*/
T getContextValue(Class clazz, String name);
// /**
// * Return parent's container corresponding to the Class clazz
// *
// * @param type of container to obtain from context
// * @param clazz clazz desired
// * @return parent's container
// * @deprecated since 2.0.0 : breaks neutral since Swing
// */
// @Deprecated
// public O getParentContainer(Class clazz);
//
// /**
// * Return parent's container corresponding to the Class clazz
// *
// * @param type of container to obtain from context
// * @param top the top container
// * @param clazz desired
// * @return parent's container
// * @deprecated since 2.0.0 : breaks neutral since Swing
// */
// @Deprecated
// public O getParentContainer(Object top, Class clazz);
}