cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentRepository.java

   1 /*\r
   2  * ============LICENSE_START=======================================================\r
   3  * Copyright (C) 2021-2023 Nordix Foundation.\r
   4  * Modifications Copyright (C) 2020-2021 Bell Canada.\r
   5  * Modifications Copyright (C) 2020-2021 Pantheon.tech.\r
   6  * Modifications Copyright (C) 2023 TechMahindra Ltd.\r
   7  * ================================================================================\r
   8  * Licensed under the Apache License, Version 2.0 (the "License");\r
   9  * you may not use this file except in compliance with the License.\r
  10  * You may obtain a copy of the License at\r
  11  *\r
  12  *      http://www.apache.org/licenses/LICENSE-2.0\r
  13  *\r
  14  * Unless required by applicable law or agreed to in writing, software\r
  15  * distributed under the License is distributed on an "AS IS" BASIS,\r
  16  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.\r
  17  * See the License for the specific language governing permissions and\r
  18  * limitations under the License.\r
  19  *\r
  20  * SPDX-License-Identifier: Apache-2.0\r
  21  * ============LICENSE_END=========================================================\r
  22  */\r
  23 \r
  24 package org.onap.cps.spi.repository;\r
  25 \r
  26 import java.util.Collection;\r
  27 import java.util.List;\r
  28 import java.util.Optional;\r
  29 import org.onap.cps.spi.entities.AnchorEntity;\r
  30 import org.onap.cps.spi.entities.DataspaceEntity;\r
  31 import org.onap.cps.spi.entities.FragmentEntity;\r
  32 import org.onap.cps.spi.entities.FragmentExtract;\r
  33 import org.onap.cps.spi.exceptions.DataNodeNotFoundException;\r
  34 import org.springframework.data.jpa.repository.JpaRepository;\r
  35 import org.springframework.data.jpa.repository.Modifying;\r
  36 import org.springframework.data.jpa.repository.Query;\r
  37 import org.springframework.data.repository.query.Param;\r
  38 import org.springframework.stereotype.Repository;\r
  39 \r
  40 @Repository\r
  41 public interface FragmentRepository extends JpaRepository<FragmentEntity, Long>, FragmentRepositoryCpsPathQuery {\r
  42 \r
  43     Optional<FragmentEntity> findByAnchorAndXpath(AnchorEntity anchorEntity, String xpath);\r
  44 \r
  45     default FragmentEntity getByAnchorAndXpath(final AnchorEntity anchorEntity, final String xpath) {\r
  46         return findByAnchorAndXpath(anchorEntity, xpath).orElseThrow(() ->\r
  47             new DataNodeNotFoundException(anchorEntity.getDataspace().getName(), anchorEntity.getName(), xpath));\r
  48     }\r
  49 \r
  50     List<FragmentEntity> findByAnchorIdAndXpathIn(int anchorId, String[] xpaths);\r
  51 \r
  52     default List<FragmentEntity> findByAnchorAndXpathIn(final AnchorEntity anchorEntity,\r
  53                                                         final Collection<String> xpaths) {\r
  54         return findByAnchorIdAndXpathIn(anchorEntity.getId(), xpaths.toArray(new String[0]));\r
  55     }\r
  56 \r
  57     List<FragmentEntity> findByDataspaceIdAndXpathIn(int dataspaceId, String[] xpaths);\r
  58 \r
  59     default List<FragmentEntity> findByDataspaceAndXpathIn(final DataspaceEntity dataspaceEntity,\r
  60                                                            final Collection<String> xpaths) {\r
  61         return findByDataspaceIdAndXpathIn(dataspaceEntity.getId(), xpaths.toArray(new String[0]));\r
  62     }\r
  63 \r
  64     boolean existsByAnchorId(int anchorId);\r
  65 \r
  66     @Query("SELECT f FROM FragmentEntity f WHERE anchor = :anchor")\r
  67     List<FragmentExtract> findAllExtractsByAnchor(@Param("anchor") AnchorEntity anchorEntity);\r
  68 \r
  69     @Modifying\r
  70     @Query(value = "DELETE FROM fragment WHERE anchor_id = ANY (:anchorIds)", nativeQuery = true)\r
  71     void deleteByAnchorIdIn(@Param("anchorIds") int[] anchorIds);\r
  72 \r
  73     default void deleteByAnchorIn(final Collection<AnchorEntity> anchorEntities) {\r
  74         deleteByAnchorIdIn(anchorEntities.stream().map(AnchorEntity::getId).mapToInt(id -> id).toArray());\r
  75     }\r
  76 \r
  77     @Modifying\r
  78     @Query(value = "DELETE FROM fragment WHERE anchor_id = :anchorId AND xpath = ANY (:xpaths)", nativeQuery = true)\r
  79     void deleteByAnchorIdAndXpaths(@Param("anchorId") int anchorId, @Param("xpaths") String[] xpaths);\r
  80 \r
  81     default void deleteByAnchorIdAndXpaths(final int anchorId, final Collection<String> xpaths) {\r
  82         deleteByAnchorIdAndXpaths(anchorId, xpaths.toArray(new String[0]));\r
  83     }\r
  84 \r
  85     @Modifying\r
  86     @Query(value = "DELETE FROM fragment f WHERE anchor_id = :anchorId AND xpath LIKE ANY (:xpathPatterns)",\r
  87         nativeQuery = true)\r
  88     void deleteByAnchorIdAndXpathLikeAny(@Param("anchorId") int anchorId,\r
  89                                          @Param("xpathPatterns") String[] xpathPatterns);\r
  90 \r
  91     default void deleteListsByAnchorIdAndXpaths(int anchorId, Collection<String> xpaths) {\r
  92         final String[] listXpathPatterns = xpaths.stream().map(xpath -> xpath + "[%").toArray(String[]::new);\r
  93         deleteByAnchorIdAndXpathLikeAny(anchorId, listXpathPatterns);\r
  94     }\r
  95 \r
  96     @Query("SELECT f FROM FragmentEntity f WHERE anchor = :anchor"\r
  97         + " AND (xpath = :parentXpath OR xpath LIKE CONCAT(:parentXpath,'/%'))")\r
  98     List<FragmentExtract> findByAnchorAndParentXpath(@Param("anchor") AnchorEntity anchorEntity,\r
  99                                                      @Param("parentXpath") String parentXpath);\r
 100 \r
 101     @Query(value = "SELECT id, anchor_id AS anchorId, xpath, parent_id AS parentId,"\r
 102         + " CAST(attributes AS TEXT) AS attributes"\r
 103         + " FROM FRAGMENT WHERE anchor_id = :anchorId AND xpath ~ :xpathRegex",\r
 104         nativeQuery = true)\r
 105     List<FragmentExtract> quickFindWithDescendants(@Param("anchorId") int anchorId,\r
 106                                                    @Param("xpathRegex") String xpathRegex);\r
 107 \r
 108     @Query(value = "SELECT id, anchor_id AS anchorId, xpath, parent_id AS parentId,"\r
 109         + " CAST(attributes AS TEXT) AS attributes"\r
 110         + " FROM FRAGMENT WHERE dataspace_id = :dataspaceId AND xpath ~ :xpathRegex",\r
 111         nativeQuery = true)\r
 112     List<FragmentExtract> quickFindWithDescendantsAcrossAnchors(@Param("dataspaceId") int dataspaceId,\r
 113                                                                 @Param("xpathRegex") String xpathRegex);\r
 114 \r
 115     @Query(value = "SELECT xpath FROM fragment WHERE anchor_id = :anchorId AND xpath = ANY (:xpaths)",\r
 116         nativeQuery = true)\r
 117     List<String> findAllXpathByAnchorIdAndXpathIn(@Param("anchorId") int anchorId,\r
 118                                                   @Param("xpaths") String[] xpaths);\r
 119 \r
 120     default List<String> findAllXpathByAnchorAndXpathIn(final AnchorEntity anchorEntity,\r
 121                                                         final Collection<String> xpaths) {\r
 122         return findAllXpathByAnchorIdAndXpathIn(anchorEntity.getId(), xpaths.toArray(new String[0]));\r
 123     }\r
 124 \r
 125     boolean existsByAnchorAndXpathStartsWith(AnchorEntity anchorEntity, String xpath);\r
 126 \r
 127     @Query("SELECT xpath FROM FragmentEntity WHERE anchor = :anchor AND parentId IS NULL")\r
 128     List<String> findAllXpathByAnchorAndParentIdIsNull(@Param("anchor") AnchorEntity anchorEntity);\r
 129 \r
 130     @Query(value\r
 131         = "WITH RECURSIVE parent_search AS ("\r
 132         + "  SELECT id, 0 AS depth "\r
 133         + "    FROM fragment "\r
 134         + "   WHERE anchor_id = :anchorId AND xpath = ANY (:xpaths) "\r
 135         + "   UNION "\r
 136         + "  SELECT c.id, depth + 1 "\r
 137         + "    FROM fragment c INNER JOIN parent_search p ON c.parent_id = p.id"\r
 138         + "   WHERE depth <= (SELECT CASE WHEN :maxDepth = -1 THEN " + Integer.MAX_VALUE + " ELSE :maxDepth END) "\r
 139         + ") "\r
 140         + "SELECT f.id, anchor_id AS anchorId, xpath, f.parent_id AS parentId, CAST(attributes AS TEXT) AS attributes "\r
 141         + "FROM fragment f INNER JOIN parent_search p ON f.id = p.id",\r
 142         nativeQuery = true\r
 143     )\r
 144     List<FragmentExtract> findExtractsWithDescendants(@Param("anchorId") int anchorId,\r
 145                                                       @Param("xpaths") String[] xpaths,\r
 146                                                       @Param("maxDepth") int maxDepth);\r
 147 \r
 148     default List<FragmentExtract> findExtractsWithDescendants(final int anchorId, final Collection<String> xpaths,\r
 149                                                               final int maxDepth) {\r
 150         return findExtractsWithDescendants(anchorId, xpaths.toArray(new String[0]), maxDepth);\r
 151     }\r
 152 \r
 153 }\r