| /******************************************************************************* |
| * Copyright (c) 2010 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.jpa.core.internal.jpa1.context; |
| |
| import java.util.List; |
| import org.eclipse.jpt.jpa.core.context.NamedColumn; |
| import org.eclipse.jpt.jpa.core.context.PersistentAttribute; |
| import org.eclipse.jpt.jpa.core.internal.context.JptValidator; |
| import org.eclipse.jpt.jpa.core.internal.context.NamedColumnTextRangeResolver; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.BaseColumnTableValidator.NullTableDescriptionProvider; |
| import org.eclipse.jpt.jpa.core.internal.jpa1.context.BaseColumnTableValidator.TableDescriptionProvider; |
| import org.eclipse.jpt.jpa.core.internal.validation.DefaultJpaValidationMessages; |
| import org.eclipse.jpt.jpa.db.Table; |
| import org.eclipse.wst.validation.internal.provisional.core.IMessage; |
| import org.eclipse.wst.validation.internal.provisional.core.IReporter; |
| |
| public abstract class AbstractNamedColumnValidator<C extends NamedColumn, R extends NamedColumnTextRangeResolver> |
| implements JptValidator |
| { |
| protected final PersistentAttribute persistentAttribute; |
| |
| protected final C column; |
| |
| protected final R textRangeResolver; |
| |
| protected final TableValidator tableValidator; |
| |
| protected final TableDescriptionProvider tableDescriptionProvider; |
| |
| protected AbstractNamedColumnValidator( |
| C column, |
| R textRangeResolver) { |
| this(null, column, textRangeResolver); |
| } |
| |
| protected AbstractNamedColumnValidator( |
| C column, |
| R textRangeResolver, |
| TableDescriptionProvider provider) { |
| this(null, column, textRangeResolver, provider); |
| } |
| |
| protected AbstractNamedColumnValidator( |
| PersistentAttribute persistentAttribute, |
| C column, |
| R textRangeResolver) { |
| this(persistentAttribute, column, textRangeResolver, new NullTableDescriptionProvider()); |
| } |
| |
| protected AbstractNamedColumnValidator( |
| PersistentAttribute persistentAttribute, |
| C column, |
| R textRangeResolver, |
| TableDescriptionProvider provider) { |
| this.persistentAttribute = persistentAttribute; |
| this.column = column; |
| this.textRangeResolver = textRangeResolver; |
| this.tableDescriptionProvider = provider; |
| this.tableValidator = this.buildTableValidator(); |
| } |
| |
| protected TableValidator buildTableValidator() { |
| return new NullTableValidator(); |
| } |
| |
| protected boolean isPersistentAttributeVirtual() { |
| return (this.persistentAttribute != null) && this.persistentAttribute.isVirtual(); |
| } |
| |
| protected String getPersistentAttributeName() { |
| return this.persistentAttribute.getName(); |
| } |
| |
| public boolean validate(List<IMessage> messages, IReporter reporter) { |
| if (this.tableValidator.tableNameIsInvalid()) { |
| return this.tableValidator.validate(messages, reporter); |
| } |
| this.validateName(messages); |
| return true; |
| } |
| |
| protected void validateName(List<IMessage> messages) { |
| Table dbTable = this.column.getDbTable(); |
| if ((dbTable != null) && ! this.column.isResolved()) { |
| messages.add(this.buildUnresolvedNameMessage()); |
| } |
| } |
| |
| protected IMessage buildUnresolvedNameMessage() { |
| return this.isPersistentAttributeVirtual() ? |
| this.buildVirtualAttributeUnresolvedNameMessage() : |
| this.buildUnresolvedNameMessage(this.getUnresolvedNameMessage()); |
| } |
| |
| protected IMessage buildUnresolvedNameMessage(String message) { |
| return DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| message, |
| new String[] { |
| this.column.getName(), |
| this.column.getDbTable().getName() |
| }, |
| this.column, |
| this.textRangeResolver.getNameTextRange() |
| ); |
| } |
| |
| protected abstract String getUnresolvedNameMessage(); |
| |
| protected IMessage buildVirtualAttributeUnresolvedNameMessage() { |
| return DefaultJpaValidationMessages.buildMessage( |
| IMessage.HIGH_SEVERITY, |
| this.getVirtualAttributeUnresolvedNameMessage(), |
| new String[] { |
| this.getPersistentAttributeName(), |
| this.column.getName(), |
| this.column.getDbTable().getName() |
| }, |
| this.column, |
| this.textRangeResolver.getNameTextRange() |
| ); |
| } |
| |
| protected abstract String getVirtualAttributeUnresolvedNameMessage(); |
| |
| |
| // ********** table validator ********** |
| |
| public interface TableValidator |
| extends JptValidator |
| { |
| boolean tableNameIsInvalid(); |
| } |
| |
| public static class NullTableValidator |
| implements TableValidator |
| { |
| public boolean validate(List<IMessage> messages, IReporter reporter) { |
| return true; |
| } |
| public boolean tableNameIsInvalid() { |
| return false; |
| } |
| } |
| } |