| /* |
| * Copyright (c) 1998, 2020 Oracle and/or its affiliates. All rights reserved. |
| * |
| * This program and the accompanying materials are made available under the |
| * terms of the Eclipse Public License v. 2.0 which is available at |
| * http://www.eclipse.org/legal/epl-2.0, |
| * or the Eclipse Distribution License v. 1.0 which is available at |
| * http://www.eclipse.org/org/documents/edl-v10.php. |
| * |
| * SPDX-License-Identifier: EPL-2.0 OR BSD-3-Clause |
| */ |
| |
| // Contributors: |
| // Oracle - initial API and implementation from Oracle TopLink |
| // 05/16/2008-1.0M8 Guy Pelletier |
| // - 218084: Implement metadata merging functionality between mapping files |
| // 04/27/2010-2.1 Guy Pelletier |
| // - 309856: MappedSuperclasses from XML are not being initialized properly |
| // 03/24/2011-2.3 Guy Pelletier |
| // - 337323: Multi-tenant with shared schema support (part 1) |
| // 02/08/2012-2.4 Guy Pelletier |
| // - 350487: JPA 2.1 Specification defined support for Stored Procedure Calls |
| package org.eclipse.persistence.internal.jpa.metadata.queries; |
| |
| import org.eclipse.persistence.internal.helper.DatabaseField; |
| import org.eclipse.persistence.internal.jpa.metadata.ORMetadata; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.MetadataAccessor; |
| import org.eclipse.persistence.internal.jpa.metadata.accessors.objects.MetadataAnnotation; |
| |
| import org.eclipse.persistence.queries.FieldResult; |
| |
| /** |
| * INTERNAL: |
| * Object to hold onto an field result metadata. |
| * |
| * Key notes: |
| * - all metadata mapped from XML to this class must be compared in the |
| * equals method. |
| * - all metadata mapped from XML must be initialized in the initXMLObject |
| * method. |
| * - when loading from annotations, the constructor accepts the metadata |
| * accessor this metadata was loaded from. Used it to look up any |
| * 'companion' annotation needed for processing. |
| * - methods should be preserved in alphabetical order. |
| * |
| * @author Guy Pelletier |
| * @since TopLink EJB 3.0 Reference Implementation |
| */ |
| public class FieldResultMetadata extends ORMetadata { |
| private String m_name; |
| private String m_column; |
| |
| /** |
| * INTERNAL: |
| * Used for XML loading. |
| */ |
| public FieldResultMetadata() { |
| super("<field-result>"); |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for annotation loading. |
| */ |
| public FieldResultMetadata(MetadataAnnotation fieldResult, MetadataAccessor accessor) { |
| super(fieldResult, accessor); |
| |
| m_name = fieldResult.getAttributeString("name"); |
| m_column = fieldResult.getAttributeString("column"); |
| } |
| |
| /** |
| * INTERNAL: |
| */ |
| @Override |
| public boolean equals(Object objectToCompare) { |
| if (objectToCompare instanceof FieldResultMetadata) { |
| FieldResultMetadata fieldResult = (FieldResultMetadata) objectToCompare; |
| |
| if (! valuesMatch(m_name, fieldResult.getName())) { |
| return false; |
| } |
| |
| return valuesMatch(m_column, fieldResult.getColumn()); |
| } |
| |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = m_name != null ? m_name.hashCode() : 0; |
| result = 31 * result + (m_column != null ? m_column.hashCode() : 0); |
| return result; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public String getColumn() { |
| return m_column; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public String getName() { |
| return m_name; |
| } |
| |
| /** |
| * INTERNAL: |
| * NOTE: Both the name and column are required in XML and annotations |
| * so that makes processing easier (no need for defaults). |
| */ |
| public FieldResult process() { |
| DatabaseField field = new DatabaseField(); |
| |
| // Process the name (taking into consideration delimiters etc.) |
| setFieldName(field, getColumn()); |
| |
| // Return a new field result to the entity result. |
| return new FieldResult(getName(), field); |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public void setColumn(String column) { |
| m_column = column; |
| } |
| |
| /** |
| * INTERNAL: |
| * Used for OX mapping. |
| */ |
| public void setName(String name) { |
| m_name = name; |
| } |
| } |