/**
* Copyright (c) 2002-2009 IBM Corporation and others.
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* IBM - Initial API and implementation
* Christian Damus (Zeligsoft) - 255469
*/
package org.eclipse.emf.ecore;
import java.lang.reflect.InvocationTargetException;
import java.util.HashMap;
import java.util.Map;
import org.eclipse.emf.common.util.EList;
/**
* <!-- begin-user-doc -->
* A representation of the model object '<em><b>EOperation</b></em>'.
* <!-- end-user-doc -->
*
* <p>
* The following features are supported:
* <ul>
* <li>{@link org.eclipse.emf.ecore.EOperation#getEContainingClass <em>EContaining Class</em>}</li>
* <li>{@link org.eclipse.emf.ecore.EOperation#getETypeParameters <em>EType Parameters</em>}</li>
* <li>{@link org.eclipse.emf.ecore.EOperation#getEParameters <em>EParameters</em>}</li>
* <li>{@link org.eclipse.emf.ecore.EOperation#getEExceptions <em>EExceptions</em>}</li>
* <li>{@link org.eclipse.emf.ecore.EOperation#getEGenericExceptions <em>EGeneric Exceptions</em>}</li>
* </ul>
* </p>
*
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation()
* @model annotation="http://www.eclipse.org/emf/2002/Ecore constraints='UniqueParameterNames UniqueTypeParameterNames NoRepeatingVoid'"
* @generated
*/
public interface EOperation extends ETypedElement
{
/**
* Returns the value of the '<em><b>EContaining Class</b></em>' container reference.
* It is bidirectional and its opposite is '{@link org.eclipse.emf.ecore.EClass#getEOperations <em>EOperations</em>}'.
* <!-- begin-user-doc -->
* <p>
* It represents a method in the Java sense.
* </p>
* <!-- end-user-doc -->
* @return the value of the '<em>EContaining Class</em>' container reference.
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation_EContainingClass()
* @see org.eclipse.emf.ecore.EClass#getEOperations
* @model opposite="eOperations" resolveProxies="false" changeable="false"
* @generated
*/
EClass getEContainingClass();
/**
* Returns the value of the '<em><b>EParameters</b></em>' containment reference list.
* The list contents are of type {@link org.eclipse.emf.ecore.EParameter}.
* It is bidirectional and its opposite is '{@link org.eclipse.emf.ecore.EParameter#getEOperation <em>EOperation</em>}'.
* <!-- begin-user-doc -->
* <p>
* It represents the valid arguments for this operation.
* </p>
* <!-- end-user-doc -->
* @return the value of the '<em>EParameters</em>' containment reference list.
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation_EParameters()
* @see org.eclipse.emf.ecore.EParameter#getEOperation
* @model opposite="eOperation" containment="true"
* @generated
*/
EList<EParameter> getEParameters();
/**
* Returns the value of the '<em><b>EExceptions</b></em>' reference list.
* The list contents are of type {@link org.eclipse.emf.ecore.EClassifier}.
* <!-- begin-user-doc -->
* <p>
* It represents the exceptions thrown by this operation
* and is derived from the {@link #getEGenericExceptions() generic exceptions}.
* </p>
* @see #getEGenericExceptions()
* <!-- end-user-doc -->
* @return the value of the '<em>EExceptions</em>' reference list.
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation_EExceptions()
* @model unsettable="true" suppressedIsSetVisibility="true" suppressedUnsetVisibility="true"
* @generated
*/
EList<EClassifier> getEExceptions();
/**
* Returns the value of the '<em><b>EGeneric Exceptions</b></em>' containment reference list.
* The list contents are of type {@link org.eclipse.emf.ecore.EGenericType}.
* <!-- begin-user-doc -->
* <p>
* It represents the generic exceptions thrown by this operation.
* The {@link #getEExceptions() exceptions} list is derived from this one, i.e., it represents the {@link EGenericType#getERawType() erasure} of each generic exception.
* </p>
* @see #getEExceptions()
* @since 2.3
* <!-- end-user-doc -->
* @return the value of the '<em>EGeneric Exceptions</em>' containment reference list.
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation_EGenericExceptions()
* @model containment="true" unsettable="true" suppressedIsSetVisibility="true" suppressedUnsetVisibility="true"
* @generated
*/
EList<EGenericType> getEGenericExceptions();
/**
* <!-- begin-user-doc -->
* Returns the ID relative to the {@link #getEContainingClass containing} class.
* @return the relative ID.
* @since 2.6
* <!-- end-user-doc -->
* @model kind="operation"
* @generated
*/
int getOperationID();
/**
* <!-- begin-user-doc -->
* Returns whether this operation is an override of some other operation.
* @param someOperation some other operation.
* @return whether this operation is an override of some other operation.
* @since 2.6
* <!-- end-user-doc -->
* @model
* @generated
*/
boolean isOverrideOf(EOperation someOperation);
/**
* Returns the value of the '<em><b>EType Parameters</b></em>' containment reference list.
* The list contents are of type {@link org.eclipse.emf.ecore.ETypeParameter}.
* <!-- begin-user-doc -->
* <p>
* An operation can optionally introduce type parameters.
* </p>
* @since 2.3
* <!-- end-user-doc -->
* @return the value of the '<em>EType Parameters</em>' containment reference list.
* @see org.eclipse.emf.ecore.EcorePackage#getEOperation_ETypeParameters()
* @model containment="true" resolveProxies="true"
* @generated
*/
EList<ETypeParameter> getETypeParameters();
/**
* Internal API implemented by all operations.
*
* @since 2.6
*/
interface Internal extends EOperation, InternalEObject
{
/**
* A pluggable, dynamic implementation of operation behavior.
*/
interface InvocationDelegate
{
/**
* A factory for creating invocation delegates.
*/
interface Factory
{
/**
* Creates the invocation delegate for the specified <tt>operation</tt>.
*
* @param operation the operation
* @return its invocation delegate
*/
InvocationDelegate createInvocationDelegate(EOperation operation);
/**
* A <code>Factory</code> wrapper that is used by the {@link Factory.Registry}.
*/
interface Descriptor
{
Factory getFactory();
}
/**
* A registry of invocation-delegate factories.
*/
interface Registry extends Map<String, Object>
{
Registry INSTANCE = new Impl();
Factory getFactory(String uri);
class Impl extends HashMap<String, Object> implements Registry
{
private static final long serialVersionUID = 1L;
@Override
public Object get(Object key)
{
Object factory = super.get(key);
if (factory instanceof Descriptor)
{
Descriptor factoryDescriptor = (Descriptor)factory;
factory = factoryDescriptor.getFactory();
put((String)key, factory);
return factory;
}
else
{
return factory;
}
}
public Factory getFactory(String uri)
{
return (Factory)get(uri);
}
}
}
}
/**
* Invokes the operation behaviour for the specified <tt>target</tt>
* object.
*
* @param target the object on which to invoke the operation
* @param arguments the arguments for the operation parameters (an
* empty list if the operation has no parameters)
* @return the operation's return result, or <code>null</code> if it is
* a void operation
* @throws InvocationTargetException in case of failure to execute the
* operation behaviour, usually because of an exception
*/
Object dynamicInvoke(InternalEObject target, EList<?> arguments) throws InvocationTargetException;
}
/**
* Obtains the delegate for this operation.
* A default delegate is always available, so this should not return
* <code>null</code>.
*
* @return the operation delegate
*/
InvocationDelegate getInvocationDelegate();
/**
* Assigns a delegate to this operation.
*
* @param invocationDelegate the new operation delegate
*/
void setInvocationDelegate(InvocationDelegate invocationDelegate);
}
} //EOperation