| /******************************************************************************* |
| * 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.ArrayList; |
| import java.util.Collection; |
| import java.util.List; |
| import org.eclipse.jpt.core.internal.IPersistentType; |
| import org.eclipse.jpt.core.internal.content.orm.XmlRelationshipMapping; |
| import org.eclipse.jpt.core.internal.mappings.IJoinColumn; |
| import org.eclipse.jpt.core.internal.mappings.IJoinTable; |
| 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 class JoinTableContext extends BaseContext |
| { |
| private IJoinTable table; |
| |
| private Collection<JoinColumnContext> joinColumnContexts; |
| |
| private Collection<JoinColumnContext> inverseJoinColumnContexts; |
| |
| public JoinTableContext(IContext parentContext, IJoinTable table) { |
| super(parentContext); |
| this.table = table; |
| this.joinColumnContexts = buildJoinColumnContexts(); |
| this.inverseJoinColumnContexts = buildInverseJoinColumnContexts(); |
| } |
| |
| @Override |
| protected void initialize() {} |
| |
| protected Collection<JoinColumnContext> buildJoinColumnContexts() { |
| Collection<JoinColumnContext> contexts = new ArrayList<JoinColumnContext>(); |
| for (IJoinColumn joinColumn : this.table.getJoinColumns() ) { |
| contexts.add(new JoinColumnContext(this, joinColumn)); |
| } |
| return contexts; |
| } |
| |
| protected Collection<JoinColumnContext> buildInverseJoinColumnContexts() { |
| Collection<JoinColumnContext> contexts = new ArrayList<JoinColumnContext>(); |
| for (IJoinColumn joinColumn : this.table.getInverseJoinColumns() ) { |
| contexts.add(new JoinColumnContext(this, joinColumn)); |
| } |
| return contexts; |
| } |
| |
| |
| public IJoinTable getTable() { |
| return this.table; |
| } |
| |
| public void refreshDefaults(DefaultsContext defaultsContext) { |
| this.table.refreshDefaults(defaultsContext); |
| DefaultsContext joinColumnsDefaultsContext = wrapDefaultsContextForJoinColumn(defaultsContext); |
| for (JoinColumnContext context : this.joinColumnContexts) { |
| context.refreshDefaults(joinColumnsDefaultsContext); |
| } |
| DefaultsContext inverseJoinColumnsDefaultsContext = wrapDefaultsContextForInverseJoinColumn(defaultsContext); |
| for (JoinColumnContext context : this.inverseJoinColumnContexts) { |
| context.refreshDefaults(inverseJoinColumnsDefaultsContext); |
| } |
| } |
| |
| protected DefaultsContext wrapDefaultsContextForJoinColumn(final DefaultsContext defaultsContext) { |
| return new DefaultsContext() { |
| public Object getDefault(String key) { |
| /** |
| * by default, the join column is, obviously, in the join table; |
| * not sure whether it can be anywhere else... |
| */ |
| if (key.equals(BaseJpaPlatform.DEFAULT_JOIN_COLUMN_TABLE_KEY)) { |
| return getTable().getName(); |
| } |
| return defaultsContext.getDefault(key); |
| } |
| |
| public IPersistentType persistentType(String fullyQualifiedTypeName) { |
| return defaultsContext.persistentType(fullyQualifiedTypeName); |
| } |
| }; |
| } |
| |
| protected DefaultsContext wrapDefaultsContextForInverseJoinColumn(final DefaultsContext defaultsContext) { |
| return new DefaultsContext() { |
| public Object getDefault(String key) { |
| if (key.equals(BaseJpaPlatform.DEFAULT_JOIN_COLUMN_TABLE_KEY)) { |
| return getTable().getName(); |
| } |
| return defaultsContext.getDefault(key); |
| } |
| |
| public IPersistentType persistentType(String fullyQualifiedTypeName) { |
| return defaultsContext.persistentType(fullyQualifiedTypeName); |
| } |
| }; |
| } |
| |
| /** used internally as a mechanism to short circuit continued message adding */ |
| private boolean doContinue; |
| |
| @Override |
| public void addToMessages(List<IMessage> messages) { |
| super.addToMessages(messages); |
| |
| addTableMessages(messages); |
| |
| if (doContinue) { |
| for (JoinColumnContext context : joinColumnContexts) { |
| context.addToMessages(messages); |
| } |
| |
| for (JoinColumnContext context : inverseJoinColumnContexts) { |
| context.addToMessages(messages); |
| } |
| } |
| } |
| |
| protected void addTableMessages(List<IMessage> messages) { |
| doContinue = table.isConnected(); |
| String schema = table.getSchema(); |
| XmlRelationshipMapping mapping = (XmlRelationshipMapping) table.relationshipMapping(); |
| |
| if (doContinue && ! table.hasResolvedSchema()) { |
| if (mapping.isVirtual()) { |
| messages.add( |
| JpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| IJpaValidationMessages.VIRTUAL_ATTRIBUTE_JOIN_TABLE_UNRESOLVED_SCHEMA, |
| new String[] {mapping.getPersistentAttribute().getName(), schema, table.getName()}, |
| table, table.schemaTextRange()) |
| ); |
| |
| } |
| else { |
| messages.add( |
| JpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| IJpaValidationMessages.JOIN_TABLE_UNRESOLVED_SCHEMA, |
| new String[] {schema, table.getName()}, |
| table, table.schemaTextRange()) |
| ); |
| } |
| doContinue = false; |
| } |
| |
| if (doContinue && ! table.isResolved()) { |
| if (mapping.isVirtual()) { |
| messages.add( |
| JpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| IJpaValidationMessages.VIRTUAL_ATTRIBUTE_JOIN_TABLE_UNRESOLVED_NAME, |
| new String[] {mapping.getPersistentAttribute().getName(), table.getName()}, |
| table, table.nameTextRange()) |
| ); |
| } |
| else { |
| messages.add( |
| JpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| IJpaValidationMessages.JOIN_TABLE_UNRESOLVED_NAME, |
| new String[] {table.getName()}, |
| table, table.nameTextRange()) |
| ); |
| } |
| } |
| } |
| } |