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authorniamhcore <niamh.core@est.tech>2021-01-11 17:14:08 +0000
committerniamhcore <niamh.core@est.tech>2021-01-18 09:45:16 +0000
commit6bd247357a3112be96b94d52532aa09231ed520c (patch)
tree51f651cd44dc57f52842efa519296225dbb9ff1a /cps-ri
parenta16c3fb5f7f0bbe7bda9e4f21f71a3e958ed523f (diff)
Persisting data nodes (fragments tree structure)
Issue-ID: CPS-136 Signed-off-by: niamhcore <niamh.core@est.tech> Change-Id: I559afad41bf0eab1cc98c777a418b348c9c1b81c
Diffstat (limited to 'cps-ri')
-rwxr-xr-xcps-ri/src/main/java/org/onap/cps/spi/entities/FragmentEntity.java11
-rw-r--r--cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java88
-rw-r--r--cps-ri/src/test/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceTest.java159
-rw-r--r--cps-ri/src/test/resources/data/fragment.sql13
4 files changed, 269 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 d1557489c3..677652899d 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
@@ -22,6 +22,8 @@ package org.onap.cps.spi.entities;
import com.vladmihalcea.hibernate.type.json.JsonBinaryType;
import java.io.Serializable;
+import java.util.Set;
+import javax.persistence.CascadeType;
import javax.persistence.Column;
import javax.persistence.Entity;
import javax.persistence.FetchType;
@@ -30,10 +32,13 @@ import javax.persistence.GenerationType;
import javax.persistence.Id;
import javax.persistence.JoinColumn;
import javax.persistence.ManyToOne;
+import javax.persistence.OneToMany;
import javax.persistence.OneToOne;
+import javax.persistence.Table;
import javax.validation.constraints.NotNull;
import lombok.AllArgsConstructor;
import lombok.Builder;
+import lombok.Data;
import lombok.Getter;
import lombok.NoArgsConstructor;
import lombok.Setter;
@@ -44,12 +49,14 @@ import org.hibernate.annotations.TypeDefs;
/**
* Entity to store a fragment.
*/
+@Data
@Getter
@Setter
@AllArgsConstructor
@NoArgsConstructor
@Builder
@Entity
+@Table(name = "fragment")
@TypeDefs({@TypeDef(name = "jsonb", typeClass = JsonBinaryType.class)})
public class FragmentEntity implements Serializable {
@@ -76,7 +83,7 @@ public class FragmentEntity implements Serializable {
@JoinColumn(name = "anchor_id")
private AnchorEntity anchor;
- @OneToOne(fetch = FetchType.LAZY)
+ @OneToMany(cascade = CascadeType.ALL, fetch = FetchType.LAZY)
@JoinColumn(name = "parent_id")
- private FragmentEntity parentFragment;
+ private Set<FragmentEntity> childFragments;
}
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
new file mode 100644
index 0000000000..283d646825
--- /dev/null
+++ b/cps-ri/src/main/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceImpl.java
@@ -0,0 +1,88 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2021 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.impl;
+
+import com.google.common.collect.ImmutableSet;
+import com.google.common.collect.ImmutableSet.Builder;
+import com.google.gson.Gson;
+import com.google.gson.GsonBuilder;
+import org.onap.cps.spi.CpsDataPersistenceService;
+import org.onap.cps.spi.entities.AnchorEntity;
+import org.onap.cps.spi.entities.DataspaceEntity;
+import org.onap.cps.spi.entities.FragmentEntity;
+import org.onap.cps.spi.model.DataNode;
+import org.onap.cps.spi.repository.AnchorRepository;
+import org.onap.cps.spi.repository.DataspaceRepository;
+import org.onap.cps.spi.repository.FragmentRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.stereotype.Service;
+
+@Service
+public class CpsDataPersistenceServiceImpl implements CpsDataPersistenceService {
+
+ @Autowired
+ private DataspaceRepository dataspaceRepository;
+
+ @Autowired
+ private AnchorRepository anchorRepository;
+
+ @Autowired
+ private FragmentRepository fragmentRepository;
+
+ private static Gson GSON = new GsonBuilder().create();
+
+ @Override
+ public void storeDataNode(final String dataspaceName, final String anchorName, final DataNode dataNode) {
+ final DataspaceEntity dataspaceEntity = dataspaceRepository.getByName(dataspaceName);
+ final AnchorEntity anchorEntity = anchorRepository.getByDataspaceAndName(dataspaceEntity, anchorName);
+ final FragmentEntity fragmentEntity = convertToFragmentWithAllDescendants(dataspaceEntity, anchorEntity,
+ dataNode);
+ fragmentRepository.save(fragmentEntity);
+ }
+
+ /**
+ * Convert DataNode object into Fragment and places the result in the fragments placeholder. Performs same action
+ * for all DataNode children recursively.
+ *
+ * @param dataspaceEntity dataspace
+ * @param anchorEntity anchorEntity
+ * @param dataNodeToBeConverted dataNode
+ * @return a Fragment built from current DataNode
+ */
+ private static FragmentEntity convertToFragmentWithAllDescendants(final DataspaceEntity dataspaceEntity,
+ final AnchorEntity anchorEntity, final DataNode dataNodeToBeConverted) {
+ final FragmentEntity parentFragment = FragmentEntity.builder()
+ .dataspace(dataspaceEntity)
+ .anchor(anchorEntity)
+ .xpath(dataNodeToBeConverted.getXpath())
+ .attributes(GSON.toJson(dataNodeToBeConverted.getLeaves()))
+ .build();
+
+ final Builder<FragmentEntity> fragmentEntityBuilder = ImmutableSet.builder();
+ for (final DataNode childDataNode : dataNodeToBeConverted.getChildDataNodes()) {
+ final FragmentEntity childFragment =
+ convertToFragmentWithAllDescendants(parentFragment.getDataspace(), parentFragment.getAnchor(),
+ childDataNode);
+ fragmentEntityBuilder.add(childFragment);
+ }
+ parentFragment.setChildFragments(fragmentEntityBuilder.build());
+ return parentFragment;
+ }
+}
diff --git a/cps-ri/src/test/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceTest.java b/cps-ri/src/test/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceTest.java
new file mode 100644
index 0000000000..db2941c19f
--- /dev/null
+++ b/cps-ri/src/test/java/org/onap/cps/spi/impl/CpsDataPersistenceServiceTest.java
@@ -0,0 +1,159 @@
+/*
+ * ============LICENSE_START=======================================================
+ * Copyright (C) 2021 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.impl;
+
+import static junit.framework.TestCase.assertEquals;
+
+import com.google.common.collect.ImmutableSet;
+import java.util.Collections;
+import org.junit.ClassRule;
+import org.junit.Test;
+import org.junit.runner.RunWith;
+import org.onap.cps.DatabaseTestContainer;
+import org.onap.cps.spi.CpsDataPersistenceService;
+import org.onap.cps.spi.entities.FragmentEntity;
+import org.onap.cps.spi.exceptions.AnchorNotFoundException;
+import org.onap.cps.spi.exceptions.DataspaceNotFoundException;
+import org.onap.cps.spi.model.DataNode;
+import org.onap.cps.spi.repository.FragmentRepository;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.boot.test.context.SpringBootTest;
+import org.springframework.dao.DataIntegrityViolationException;
+import org.springframework.test.context.jdbc.Sql;
+import org.springframework.test.context.junit4.SpringRunner;
+
+
+@RunWith(SpringRunner.class)
+@SpringBootTest
+public class CpsDataPersistenceServiceTest {
+
+ private static final String CLEAR_DATA = "/data/clear-all.sql";
+ private static final String SET_DATA = "/data/fragment.sql";
+
+ private static final String NON_EXISTING_DATASPACE_NAME = "NON EXISTING DATASPACE";
+ private static final String DATASPACE_NAME = "DATASPACE-001";
+ private static final String ANCHOR_NAME1 = "ANCHOR-001";
+ private static final String NON_EXISTING_ANCHOR_NAME = "NON EXISTING ANCHOR";
+ private static final String PARENT_XPATH = "/parent";
+ private static final String CHILD_XPATH = "/parent/child";
+ private static final String GRAND_CHILD_XPATH = "/parent/child/grandchild";
+ private static final String PARENT_XPATH_NEW = "/parent-new";
+ private static final String CHILD_XPATH_NEW = "/parent/child-new";
+ private static final String GRAND_CHILD_XPATH_NEW = "/parent/child/grandchild-new";
+ private static final long PARENT_ID = 3001;
+ private static final long CHILD_ID = 3002;
+ private static final long GRAND_CHILD_ID = 3003;
+ private static final long PARENT_ID_NEW = 2;
+ private static final long CHILD_ID_NEW = 3;
+ private static final long GRAND_CHILD_ID_NEW = 4;
+
+ @ClassRule
+ public static DatabaseTestContainer databaseTestContainer = DatabaseTestContainer.getInstance();
+
+ @Autowired
+ private CpsDataPersistenceService cpsDataPersistenceService;
+
+ @Autowired
+ private FragmentRepository fragmentRepository;
+
+ @Test
+ @Sql({CLEAR_DATA, SET_DATA})
+ public void testGetFragmentsWithChildAndGrandChild() {
+ final FragmentEntity parentFragment = fragmentRepository.findById(PARENT_ID).orElseThrow();
+ final FragmentEntity childFragment = fragmentRepository.findById(CHILD_ID).orElseThrow();
+ final FragmentEntity grandChildFragment = fragmentRepository.findById(GRAND_CHILD_ID).orElseThrow();
+
+ assertFragment(parentFragment, childFragment, grandChildFragment, PARENT_XPATH, CHILD_XPATH, GRAND_CHILD_XPATH);
+ }
+
+ @Test(expected = DataspaceNotFoundException.class)
+ @Sql({CLEAR_DATA, SET_DATA})
+ public void testStoreDataNodeAtNonExistingDataspace() {
+ cpsDataPersistenceService
+ .storeDataNode(NON_EXISTING_DATASPACE_NAME, ANCHOR_NAME1,
+ createDataNodeWithChildAndGrandChild(PARENT_XPATH_NEW, CHILD_XPATH_NEW, GRAND_CHILD_XPATH_NEW));
+ }
+
+ @Test(expected = AnchorNotFoundException.class)
+ @Sql({CLEAR_DATA, SET_DATA})
+ public void testStoreDataNodeAtNonExistingAnchor() {
+ cpsDataPersistenceService
+ .storeDataNode(DATASPACE_NAME, NON_EXISTING_ANCHOR_NAME,
+ createDataNodeWithChildAndGrandChild(PARENT_XPATH_NEW, CHILD_XPATH_NEW, GRAND_CHILD_XPATH_NEW));
+ }
+
+ @Test(expected = DataIntegrityViolationException.class)
+ @Sql({CLEAR_DATA, SET_DATA})
+ public void testStoreDataNodeWithIntegrityException() {
+ cpsDataPersistenceService.storeDataNode(DATASPACE_NAME, ANCHOR_NAME1,
+ createDataNodeWithChildAndGrandChild(PARENT_XPATH, CHILD_XPATH, GRAND_CHILD_XPATH));
+ }
+
+ @Test
+ @Sql({CLEAR_DATA, SET_DATA})
+ public void testStoreDataNodeWithChildrenAndGrandChildren() {
+ cpsDataPersistenceService.storeDataNode(DATASPACE_NAME, ANCHOR_NAME1,
+ createDataNodeWithChildAndGrandChild(PARENT_XPATH_NEW, CHILD_XPATH_NEW, GRAND_CHILD_XPATH_NEW));
+
+ final FragmentEntity parentFragment = fragmentRepository.findById(PARENT_ID_NEW).orElseThrow();
+ final FragmentEntity childFragment = fragmentRepository.findById(CHILD_ID_NEW).orElseThrow();
+ final FragmentEntity grandChildFragment = fragmentRepository.findById(GRAND_CHILD_ID_NEW).orElseThrow();
+
+ assertFragment(parentFragment, childFragment, grandChildFragment, PARENT_XPATH_NEW, CHILD_XPATH_NEW,
+ GRAND_CHILD_XPATH_NEW);
+ }
+
+ private void assertFragment(final FragmentEntity parentFragment, final FragmentEntity childFragment,
+ final FragmentEntity grandChildFragment, final String parentXpath, final String childXpath,
+ final String grandChildXpath) {
+ assertEquals(parentXpath, parentFragment.getXpath());
+ assertEquals(DATASPACE_NAME, parentFragment.getDataspace().getName());
+ assertEquals(ANCHOR_NAME1, parentFragment.getAnchor().getName());
+
+ assertEquals(childXpath, childFragment.getXpath());
+ assertEquals(DATASPACE_NAME, childFragment.getDataspace().getName());
+ assertEquals(ANCHOR_NAME1, childFragment.getAnchor().getName());
+
+ assertEquals(grandChildXpath, grandChildFragment.getXpath());
+ assertEquals(DATASPACE_NAME, grandChildFragment.getDataspace().getName());
+ assertEquals(ANCHOR_NAME1, grandChildFragment.getAnchor().getName());
+ }
+
+ private DataNode createDataNodeWithChildAndGrandChild(final String parentXpath, final String childXpath,
+ final String grandChildXpath) {
+ final DataNode parentDataNode = DataNode.builder()
+ .xpath(parentXpath)
+ .build();
+
+ final DataNode childDataNode = DataNode.builder()
+ .xpath(childXpath)
+ .childDataNodes(Collections.emptySet())
+ .build();
+
+ final DataNode grandChildDataNode = DataNode.builder()
+ .xpath(grandChildXpath)
+ .childDataNodes(Collections.emptySet())
+ .build();
+
+ parentDataNode.setChildDataNodes(ImmutableSet.of(childDataNode));
+ childDataNode.setChildDataNodes(ImmutableSet.of(grandChildDataNode));
+ return parentDataNode;
+ }
+}
diff --git a/cps-ri/src/test/resources/data/fragment.sql b/cps-ri/src/test/resources/data/fragment.sql
new file mode 100644
index 0000000000..c50f595306
--- /dev/null
+++ b/cps-ri/src/test/resources/data/fragment.sql
@@ -0,0 +1,13 @@
+INSERT INTO DATASPACE (ID, NAME) VALUES
+ (1001, 'DATASPACE-001');
+
+INSERT INTO SCHEMA_SET (ID, NAME, DATASPACE_ID) VALUES
+ (2001, 'SCHEMA-SET-001', 1001);
+
+INSERT INTO ANCHOR (ID, NAME, DATASPACE_ID, SCHEMA_SET_ID) VALUES
+ (3001, 'ANCHOR-001', 1001, 2001);
+
+INSERT INTO FRAGMENT (ID, XPATH, ANCHOR_ID, PARENT_ID, DATASPACE_ID) VALUES
+ (3001, '/parent', 3001, null, 1001),
+ (3002, '/parent/child', 3001, 3001, 1001),
+ (3003, '/parent/child/grandchild', 3001, 3002, 1001); \ No newline at end of file