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/*******************************************************************************
* Copyright (c) 2007 Oracle. 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: Oracle. - initial API and implementation
*******************************************************************************/
package org.eclipse.jpt.core.internal.platform;
import java.util.List;
import org.eclipse.jdt.core.Flags;
import org.eclipse.jdt.core.JavaModelException;
import org.eclipse.jpt.core.internal.IAttributeMapping;
import org.eclipse.jpt.core.internal.IMappingKeys;
import org.eclipse.jpt.core.internal.IPersistentType;
import org.eclipse.jpt.core.internal.ITypeMapping;
import org.eclipse.jpt.core.internal.content.java.IJavaAttributeMapping;
import org.eclipse.jpt.core.internal.content.java.JavaPersistentAttribute;
import org.eclipse.jpt.core.internal.validation.IJpaValidationMessages;
import org.eclipse.jpt.core.internal.validation.JpaValidationMessages;
import org.eclipse.wst.validation.internal.provisional.core.IMessage;
public abstract class JavaAttributeContext extends BaseContext
{
protected IJavaAttributeMapping attributeMapping;
public JavaAttributeContext(IContext parentContext, IJavaAttributeMapping javaAttributeMapping) {
super(parentContext);
this.attributeMapping = javaAttributeMapping;
}
@Override
protected void initialize() {}
protected void populateGeneratorRepository(GeneratorRepository generatorRepository) {
//do nothing, override as necessary
}
protected PersistenceUnitContext persistenceUnitContext() {
return (PersistenceUnitContext) persistentAttributeContext().javaTypeContext().getParentContext();
}
protected JavaPersistentAttributeContext persistentAttributeContext() {
return (JavaPersistentAttributeContext) getParentContext();
}
protected boolean embeddableOwned() {
return getMapping().typeMapping().getKey() == IMappingKeys.EMBEDDABLE_TYPE_MAPPING_KEY;
}
protected boolean entityOwned() {
return getMapping().typeMapping().getKey() == IMappingKeys.ENTITY_TYPE_MAPPING_KEY;
}
public final void refreshDefaults(DefaultsContext defaultsContext) {
defaultsContext = wrapDefaultsContext(defaultsContext);
refreshDefaultsInternal(defaultsContext);
}
protected void refreshDefaultsInternal(DefaultsContext defaultsContext) {
this.attributeMapping.refreshDefaults(defaultsContext);
}
protected IAttributeMapping getMapping() {
return this.attributeMapping;
}
public final DefaultsContext wrapDefaultsContext(final DefaultsContext defaultsContext) {
return new DefaultsContext() {
public Object getDefault(String key) {
return JavaAttributeContext.this.getDefault(key, defaultsContext);
}
public IPersistentType persistentType(String fullyQualifiedTypeName) {
return defaultsContext.persistentType(fullyQualifiedTypeName);
}
};
}
protected Object getDefault(String key, DefaultsContext defaultsContext) {
if (key.equals(BaseJpaPlatform.DEFAULT_COLUMN_NAME_KEY)) {
return getMapping().getPersistentAttribute().getName();
}
return defaultsContext.getDefault(key);
}
@Override
public void addToMessages(List<IMessage> messages) {
super.addToMessages(messages);
addModifierMessages(messages);
addInvalidMappingMessage(messages);
}
protected void addModifierMessages(List<IMessage> messages) {
JavaPersistentAttribute attribute =
(JavaPersistentAttribute) attributeMapping.getPersistentAttribute();
if (attribute.getAttribute().isField()) {
int flags;
try {
flags = attribute.getAttribute().getJdtMember().getFlags();
} catch (JavaModelException jme) {
/* no error to log, in that case */
return;
}
if (Flags.isFinal(flags)) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.PERSISTENT_ATTRIBUTE_FINAL_FIELD,
new String[] {attribute.getName()},
attribute, attribute.validationTextRange())
);
}
if (Flags.isPublic(flags)) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.PERSISTENT_ATTRIBUTE_PUBLIC_FIELD,
new String[] {attribute.getName()},
attribute, attribute.validationTextRange())
);
}
}
}
protected void addInvalidMappingMessage(List<IMessage> messages) {
IAttributeMapping attributeMapping = getMapping();
ITypeMapping typeMapping = attributeMapping.typeMapping();
if (! typeMapping.attributeMappingKeyAllowed(attributeMapping.getKey())) {
messages.add(
JpaValidationMessages.buildMessage(
IMessage.HIGH_SEVERITY,
IJpaValidationMessages.PERSISTENT_ATTRIBUTE_INVALID_MAPPING,
new String[] {attributeMapping.getPersistentAttribute().getName()},
attributeMapping, attributeMapping.validationTextRange())
);
}
}
}
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