/*******************************************************************************
* Copyright (c) 2001, 2006 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 Corporation - initial API and implementation
*******************************************************************************/
package org.eclipse.jst.j2ee.ejb.internal.impl;
import java.util.Collection;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.notify.NotificationChain;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.InternalEObject;
import org.eclipse.emf.ecore.impl.ENotificationImpl;
import org.eclipse.emf.ecore.util.EObjectContainmentEList;
import org.eclipse.emf.ecore.util.EcoreUtil;
import org.eclipse.emf.ecore.util.InternalEList;
import org.eclipse.jst.j2ee.common.Description;
import org.eclipse.jst.j2ee.common.internal.impl.J2EEEObjectImpl;
import org.eclipse.jst.j2ee.ejb.ContainerManagedEntity;
import org.eclipse.jst.j2ee.ejb.EjbPackage;
import org.eclipse.jst.j2ee.ejb.Query;
import org.eclipse.jst.j2ee.ejb.QueryMethod;
import org.eclipse.jst.j2ee.ejb.ReturnTypeMapping;
/**
* The query element is used to specify a finder or select query. It contains an optional description of the query; the specification of the finder or select method it is used by; a specification of the return type mapping, if any, if the query is for a select method; and the EJB QL query string that defines the query. Queries that are expressible in EJB QL must use the ejb-ql element to specify the query. If a query
* is not expressible in EJB QL, the description element should be used to describe the semantics of the query and the ejb-ql element should be empty.
* @generated
*/
public class QueryImpl extends J2EEEObjectImpl implements Query {
/**
* The default value of the '{@link #getDescription() <em>Description</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getDescription()
* @generated
* @ordered
*/
protected static final String DESCRIPTION_EDEFAULT = null;
/**
* @generated This field/method will be replaced during code generation.
*/
/**
* @generated This field/method will be replaced during code generation.
*/
protected String description = DESCRIPTION_EDEFAULT;
/**
* The default value of the '{@link #getEjbQL() <em>Ejb QL</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getEjbQL()
* @generated
* @ordered
*/
protected static final String EJB_QL_EDEFAULT = null;
/**
* @generated This field/method will be replaced during code generation.
*/
protected String ejbQL = EJB_QL_EDEFAULT;
/**
* The default value of the '{@link #getReturnTypeMapping() <em>Return Type Mapping</em>}' attribute.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getReturnTypeMapping()
* @generated
* @ordered
*/
protected static final ReturnTypeMapping RETURN_TYPE_MAPPING_EDEFAULT = ReturnTypeMapping.LOCAL_LITERAL;
/**
* @generated This field/method will be replaced during code generation.
*/
protected ReturnTypeMapping returnTypeMapping = RETURN_TYPE_MAPPING_EDEFAULT;
/**
* This is true if the Return Type Mapping attribute has been set.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
* @ordered
*/
protected boolean returnTypeMappingESet = false;
/**
* @generated This field/method will be replaced during code generation.
*/
protected QueryMethod queryMethod = null;
/**
* The cached value of the '{@link #getDescriptions() <em>Descriptions</em>}' containment reference list.
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @see #getDescriptions()
* @generated
* @ordered
*/
protected EList descriptions = null;
public QueryImpl() {
super();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
protected EClass eStaticClass() {
return EjbPackage.Literals.QUERY;
}
public boolean isLocalResultMapping() {
// override bug in the model which made Remote the default
return getReturnTypeMapping().getValue() == ReturnTypeMapping.LOCAL;
}
public boolean isRemoteResultMapping() {
return getReturnTypeMapping().getValue() == ReturnTypeMapping.REMOTE;
}
/**
* @generated This field/method will be replaced during code generation
* The description is used by the ejb-jar file producer to provide text describing the query.
*
* The description should include any information that the ejb-jar file producer wants to provide to the consumer of the ejb-jar file (i.e. to the Deployer). Typically, the tools used by the ejb-jar file consumer will display the description when processing the list of dependents.
*/
public String getDescription() {
return description;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setDescription(String newDescription) {
String oldDescription = description;
description = newDescription;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__DESCRIPTION, oldDescription, description));
}
/**
* @generated This field/method will be replaced during code generation
* Contains the EJB QL query string that defines a finder or select query. This element is defined within the scope of a query element whose contents specify the finder or the select method that uses the query. The content must be a valid EJB QL query string for the entity bean for which the query is specified. The ejb-ql element must be specified for all queries that are expressible in EJB QL.
*
* @invariant The value must be a valid EJB QL query string for the entity bean or dependent object class for which the query is specified.
* @invariant The ejb-ql element must be specified for all queries that are expressible in EJB QL.
*
* Example:
* <query>
* <query-method>
* <method-name>ejbSelectPendingLineitems<//method-name>
* <method-params//>
* <//query-method>
* <ejb-ql>SELECT ENTITY(l)
* FROM LineItems l
* WHERE l.shipped is FALSE
* <//ejb-ql>
* <//query>
*/
public String getEjbQL() {
return ejbQL;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setEjbQL(String newEjbQL) {
String oldEjbQL = ejbQL;
ejbQL = newEjbQL;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__EJB_QL, oldEjbQL, ejbQL));
}
/**
* @generated This field/method will be replaced during code generation
* The return-type-mapping element is used in the query element to specify whether an abstract schema type that is returned by a query for a select method is to be mapped to an EJBLocalObject or EJBObject type. The value of the return-type-mapping element, if specified must be one of the following.
*/
public ReturnTypeMapping getReturnTypeMapping() {
return returnTypeMapping;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setReturnTypeMapping(ReturnTypeMapping newReturnTypeMapping) {
ReturnTypeMapping oldReturnTypeMapping = returnTypeMapping;
returnTypeMapping = newReturnTypeMapping == null ? RETURN_TYPE_MAPPING_EDEFAULT : newReturnTypeMapping;
boolean oldReturnTypeMappingESet = returnTypeMappingESet;
returnTypeMappingESet = true;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__RETURN_TYPE_MAPPING, oldReturnTypeMapping, returnTypeMapping, !oldReturnTypeMappingESet));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void unsetReturnTypeMapping() {
ReturnTypeMapping oldReturnTypeMapping = returnTypeMapping;
boolean oldReturnTypeMappingESet = returnTypeMappingESet;
returnTypeMapping = RETURN_TYPE_MAPPING_EDEFAULT;
returnTypeMappingESet = false;
if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.UNSET, EjbPackage.QUERY__RETURN_TYPE_MAPPING, oldReturnTypeMapping, RETURN_TYPE_MAPPING_EDEFAULT, oldReturnTypeMappingESet));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public boolean isSetReturnTypeMapping() {
return returnTypeMappingESet;
}
/**
* @generated This field/method will be replaced during code generation
* The query-method element is used to specify the method (DB//SR//CM-"on the home") for a finder or
* select query.
*
* The method-name element specifies the name of a finder or select
* method in the entity bean's implementation class or a select method in
* the dependent object class.
*
* Each method-param must be defined for a query-method using the
* method-params element.
*
* Used in: query
*
* Example:
*
* Example:
* <query>
* <description>Method finds large orders<//description>
* <query-method>
* <method-name>findLargeOrders<//method-name>
* <method-params><//method-params>
* <//query-method>
* <ejb-ql>SELECT ENTITY(o) FROM Order o WHERE o.amount > 1000<//ejb-ql>
* <//query>
*/
public QueryMethod getQueryMethod() {
return queryMethod;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetQueryMethod(QueryMethod newQueryMethod, NotificationChain msgs) {
QueryMethod oldQueryMethod = queryMethod;
queryMethod = newQueryMethod;
if (eNotificationRequired()) {
ENotificationImpl notification = new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__QUERY_METHOD, oldQueryMethod, newQueryMethod);
if (msgs == null) msgs = notification; else msgs.add(notification);
}
return msgs;
}
/**
* @generated This field/method will be replaced during code generation.
*/
public void setQueryMethod(QueryMethod newQueryMethod) {
if (newQueryMethod != queryMethod) {
NotificationChain msgs = null;
if (queryMethod != null)
msgs = ((InternalEObject)queryMethod).eInverseRemove(this, EjbPackage.QUERY_METHOD__QUERY, QueryMethod.class, msgs);
if (newQueryMethod != null)
msgs = ((InternalEObject)newQueryMethod).eInverseAdd(this, EjbPackage.QUERY_METHOD__QUERY, QueryMethod.class, msgs);
msgs = basicSetQueryMethod(newQueryMethod, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__QUERY_METHOD, newQueryMethod, newQueryMethod));
}
/**
* @generated This field/method will be replaced during code generation
*/
public ContainerManagedEntity getEntity() {
if (eContainerFeatureID != EjbPackage.QUERY__ENTITY) return null;
return (ContainerManagedEntity)eContainer();
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public NotificationChain basicSetEntity(ContainerManagedEntity newEntity, NotificationChain msgs) {
msgs = eBasicSetContainer((InternalEObject)newEntity, EjbPackage.QUERY__ENTITY, msgs);
return msgs;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public void setEntity(ContainerManagedEntity newEntity) {
if (newEntity != eInternalContainer() || (eContainerFeatureID != EjbPackage.QUERY__ENTITY && newEntity != null)) {
if (EcoreUtil.isAncestor(this, newEntity))
throw new IllegalArgumentException("Recursive containment not allowed for " + toString()); //$NON-NLS-1$
NotificationChain msgs = null;
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
if (newEntity != null)
msgs = ((InternalEObject)newEntity).eInverseAdd(this, EjbPackage.CONTAINER_MANAGED_ENTITY__QUERIES, ContainerManagedEntity.class, msgs);
msgs = basicSetEntity(newEntity, msgs);
if (msgs != null) msgs.dispatch();
}
else if (eNotificationRequired())
eNotify(new ENotificationImpl(this, Notification.SET, EjbPackage.QUERY__ENTITY, newEntity, newEntity));
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
public EList getDescriptions() {
if (descriptions == null) {
descriptions = new EObjectContainmentEList(Description.class, this, EjbPackage.QUERY__DESCRIPTIONS);
}
return descriptions;
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseAdd(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case EjbPackage.QUERY__QUERY_METHOD:
if (queryMethod != null)
msgs = ((InternalEObject)queryMethod).eInverseRemove(this, EOPPOSITE_FEATURE_BASE - EjbPackage.QUERY__QUERY_METHOD, null, msgs);
return basicSetQueryMethod((QueryMethod)otherEnd, msgs);
case EjbPackage.QUERY__ENTITY:
if (eInternalContainer() != null)
msgs = eBasicRemoveFromContainer(msgs);
return basicSetEntity((ContainerManagedEntity)otherEnd, msgs);
}
return super.eInverseAdd(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eInverseRemove(InternalEObject otherEnd, int featureID, NotificationChain msgs) {
switch (featureID) {
case EjbPackage.QUERY__QUERY_METHOD:
return basicSetQueryMethod(null, msgs);
case EjbPackage.QUERY__ENTITY:
return basicSetEntity(null, msgs);
case EjbPackage.QUERY__DESCRIPTIONS:
return ((InternalEList)getDescriptions()).basicRemove(otherEnd, msgs);
}
return super.eInverseRemove(otherEnd, featureID, msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public NotificationChain eBasicRemoveFromContainerFeature(NotificationChain msgs) {
switch (eContainerFeatureID) {
case EjbPackage.QUERY__ENTITY:
return eInternalContainer().eInverseRemove(this, EjbPackage.CONTAINER_MANAGED_ENTITY__QUERIES, ContainerManagedEntity.class, msgs);
}
return super.eBasicRemoveFromContainerFeature(msgs);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public Object eGet(int featureID, boolean resolve, boolean coreType) {
switch (featureID) {
case EjbPackage.QUERY__DESCRIPTION:
return getDescription();
case EjbPackage.QUERY__EJB_QL:
return getEjbQL();
case EjbPackage.QUERY__RETURN_TYPE_MAPPING:
return getReturnTypeMapping();
case EjbPackage.QUERY__QUERY_METHOD:
return getQueryMethod();
case EjbPackage.QUERY__ENTITY:
return getEntity();
case EjbPackage.QUERY__DESCRIPTIONS:
return getDescriptions();
}
return super.eGet(featureID, resolve, coreType);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eSet(int featureID, Object newValue) {
switch (featureID) {
case EjbPackage.QUERY__DESCRIPTION:
setDescription((String)newValue);
return;
case EjbPackage.QUERY__EJB_QL:
setEjbQL((String)newValue);
return;
case EjbPackage.QUERY__RETURN_TYPE_MAPPING:
setReturnTypeMapping((ReturnTypeMapping)newValue);
return;
case EjbPackage.QUERY__QUERY_METHOD:
setQueryMethod((QueryMethod)newValue);
return;
case EjbPackage.QUERY__ENTITY:
setEntity((ContainerManagedEntity)newValue);
return;
case EjbPackage.QUERY__DESCRIPTIONS:
getDescriptions().clear();
getDescriptions().addAll((Collection)newValue);
return;
}
super.eSet(featureID, newValue);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public void eUnset(int featureID) {
switch (featureID) {
case EjbPackage.QUERY__DESCRIPTION:
setDescription(DESCRIPTION_EDEFAULT);
return;
case EjbPackage.QUERY__EJB_QL:
setEjbQL(EJB_QL_EDEFAULT);
return;
case EjbPackage.QUERY__RETURN_TYPE_MAPPING:
unsetReturnTypeMapping();
return;
case EjbPackage.QUERY__QUERY_METHOD:
setQueryMethod((QueryMethod)null);
return;
case EjbPackage.QUERY__ENTITY:
setEntity((ContainerManagedEntity)null);
return;
case EjbPackage.QUERY__DESCRIPTIONS:
getDescriptions().clear();
return;
}
super.eUnset(featureID);
}
/**
* <!-- begin-user-doc -->
* <!-- end-user-doc -->
* @generated
*/
@Override
public boolean eIsSet(int featureID) {
switch (featureID) {
case EjbPackage.QUERY__DESCRIPTION:
return DESCRIPTION_EDEFAULT == null ? description != null : !DESCRIPTION_EDEFAULT.equals(description);
case EjbPackage.QUERY__EJB_QL:
return EJB_QL_EDEFAULT == null ? ejbQL != null : !EJB_QL_EDEFAULT.equals(ejbQL);
case EjbPackage.QUERY__RETURN_TYPE_MAPPING:
return isSetReturnTypeMapping();
case EjbPackage.QUERY__QUERY_METHOD:
return queryMethod != null;
case EjbPackage.QUERY__ENTITY:
return getEntity() != null;
case EjbPackage.QUERY__DESCRIPTIONS:
return descriptions != null && !descriptions.isEmpty();
}
return super.eIsSet(featureID);
}
/**
* @generated This field/method will be replaced during code generation.
*/
@Override
public String toString() {
if (eIsProxy()) return super.toString();
StringBuffer result = new StringBuffer(super.toString());
result.append(" (description: "); //$NON-NLS-1$
result.append(description);
result.append(", ejbQL: "); //$NON-NLS-1$
result.append(ejbQL);
result.append(", returnTypeMapping: "); //$NON-NLS-1$
if (returnTypeMappingESet) result.append(returnTypeMapping); else result.append("<unset>"); //$NON-NLS-1$
result.append(')');
return result.toString();
}
}