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authorsourabh_sourabh <sourabh.sourabh@est.tech>2023-01-23 12:51:15 +0000
committersourabh_sourabh <sourabh.sourabh@est.tech>2023-01-23 16:33:54 +0000
commit7421c69ac9765cc390c8d50911e354a6c241e243 (patch)
tree32a3a512576721d6c775465c90fd936953f0d26e /cps-ri/src/main/java/org
parentc6bebbcfc4dbef5e91245b5f69714b238c0515af (diff)
Use native query to delete data nodes
- Used hashcode to remove child fragment based on it's xpath - Used native query to delete fragment by altering fragment_parent_id_fkey CONSTRAINT. Issue-ID: CPS-1439 Signed-off-by: sourabh_sourabh <sourabh.sourabh@est.tech> Change-Id: If19c449818e18f8fd666503b7346704eeb4a95d0 Signed-off-by: sourabh_sourabh <sourabh.sourabh@est.tech>
Diffstat (limited to 'cps-ri/src/main/java/org')
-rwxr-xr-xcps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java5
-rw-r--r--cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java4
-rw-r--r--cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepository.java28
-rw-r--r--cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepositoryImpl.java61
4 files changed, 96 insertions, 2 deletions
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java b/cps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java
index 2fdfa0528f..2ffbb4ae0e 100755
--- a/cps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java
@@ -1,6 +1,6 @@
/*
* ============LICENSE_START=======================================================
- * Copyright (C) 2020 Nordix Foundation.
+ * Copyright (C) 2020-2023 Nordix Foundation.
* Modifications Copyright (C) 2021 Pantheon.tech
* ================================================================================
* Licensed under the Apache License, Version 2.0 (the "License");
@@ -40,6 +40,7 @@ import javax.validation.constraints.NotNull;
import lombok.AllArgsConstructor;
import lombok.Builder;
import lombok.Data;
+import lombok.EqualsAndHashCode;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
@@ -58,6 +59,7 @@ import org.hibernate.annotations.TypeDef;
@Entity
@Table(name = "fragment")
@TypeDef(name = "jsonb", typeClass = JsonBinaryType.class)
+@EqualsAndHashCode(onlyExplicitlyIncluded = true)
public class FragmentEntity implements Serializable {
private static final long serialVersionUID = 7737669789097119667L;
@@ -68,6 +70,7 @@ public class FragmentEntity implements Serializable {
@NotNull
@Column(columnDefinition = "text")
+ @EqualsAndHashCode.Include
private String xpath;
@Column(name = "parent_id")
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
index 06ee8ecada..b85b30d9d4 100644
--- a/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
+++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
@@ -61,6 +61,7 @@ import org.onap.cps.spi.model.DataNode;
import org.onap.cps.spi.model.DataNodeBuilder;
import org.onap.cps.spi.repository.AnchorRepository;
import org.onap.cps.spi.repository.DataspaceRepository;
+import org.onap.cps.spi.repository.FragmentNativeRepository;
import org.onap.cps.spi.repository.FragmentQueryBuilder;
import org.onap.cps.spi.repository.FragmentRepository;
import org.onap.cps.spi.utils.SessionManager;
@@ -78,6 +79,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService
private final FragmentRepository fragmentRepository;
private final JsonObjectMapper jsonObjectMapper;
private final SessionManager sessionManager;
+ private final FragmentNativeRepository fragmentNativeRepositoryImpl;
private static final String REG_EX_FOR_OPTIONAL_LIST_INDEX = "(\\[@[\\s\\S]+?]){0,1})";
@@ -645,7 +647,7 @@ public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService
private boolean deleteDataNode(final FragmentEntity parentFragmentEntity, final String targetXpath) {
final String normalizedTargetXpath = CpsPathUtil.getNormalizedXpath(targetXpath);
if (parentFragmentEntity.getXpath().equals(normalizedTargetXpath)) {
- fragmentRepository.delete(parentFragmentEntity);
+ fragmentNativeRepositoryImpl.deleteFragmentEntity(parentFragmentEntity.getId());
return true;
}
if (parentFragmentEntity.getChildFragments()
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepository.java b/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepository.java
new file mode 100644
index 0000000000..4cfd79dee3
--- /dev/null
+++ b/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepository.java
@@ -0,0 +1,28 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2023 Nordix Foundation
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.spi.repository;
+
+/**
+ * This interface is used in delete fragment entity by id with child using native sql queries.
+ */
+public interface FragmentNativeRepository {
+ void deleteFragmentEntity(long fragmentEntityId);
+}
diff --git a/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepositoryImpl.java b/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepositoryImpl.java
new file mode 100644
index 0000000000..57dca568f2
--- /dev/null
+++ b/cps-ri/src/main/java/org/onap/cps/spi/repository/FragmentNativeRepositoryImpl.java
@@ -0,0 +1,61 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2023 Nordix Foundation
+ * ================================================================================
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ *
+ * SPDX-License-Identifier: Apache-2.0
+ * ============LICENSE_END=========================================================
+ */
+
+package org.onap.cps.spi.repository;
+
+import java.sql.PreparedStatement;
+import javax.persistence.EntityManager;
+import javax.persistence.PersistenceContext;
+import org.hibernate.Session;
+import org.springframework.stereotype.Repository;
+
+@Repository
+public class FragmentNativeRepositoryImpl implements FragmentNativeRepository {
+
+ private static final String DROP_FRAGMENT_CONSTRAINT
+ = "ALTER TABLE fragment DROP CONSTRAINT fragment_parent_id_fkey;";
+ private static final String ADD_FRAGMENT_CONSTRAINT_WITH_CASCADE
+ = "ALTER TABLE fragment ADD CONSTRAINT fragment_parent_id_fkey FOREIGN KEY (parent_id) "
+ + "REFERENCES fragment (id) ON DELETE CASCADE;";
+ private static final String DELETE_FRAGMENT = "DELETE FROM fragment WHERE id =?;";
+ private static final String ADD_ORIGINAL_FRAGMENT_CONSTRAINT
+ = "ALTER TABLE fragment ADD CONSTRAINT fragment_parent_id_fkey FOREIGN KEY (parent_id) "
+ + "REFERENCES fragment (id) ON DELETE NO ACTION;";
+
+ @PersistenceContext
+ private EntityManager entityManager;
+
+ @Override
+ public void deleteFragmentEntity(final long fragmentEntityId) {
+ final Session session = entityManager.unwrap(Session.class);
+ session.doWork(connection -> {
+ try (PreparedStatement preparedStatement = connection.prepareStatement(
+ DROP_FRAGMENT_CONSTRAINT
+ + ADD_FRAGMENT_CONSTRAINT_WITH_CASCADE
+ + DELETE_FRAGMENT
+ + DROP_FRAGMENT_CONSTRAINT
+ + ADD_ORIGINAL_FRAGMENT_CONSTRAINT)) {
+ preparedStatement.setLong(1, fragmentEntityId);
+ preparedStatement.executeUpdate();
+ }
+ });
+ }
+}
+