get Composite Modification endpoint

src/main/java/org/gridsuite/modification/server/NetworkModificationController.java

@@ -220,6 +220,16 @@ public ResponseEntity<UUID> createNetworkCompositeModification(@RequestBody List
         return ResponseEntity.ok().body(networkModificationService.createNetworkCompositeModification(modificationUuids));
     }
 
+    @GetMapping(value = "/network-composite-modification/{uuid}/network-modifications", produces = MediaType.APPLICATION_JSON_VALUE)
+    @Operation(summary = "Get the list of the network modifications inside a composite modification")
+    @ApiResponse(responseCode = "200", description = "List of the modifications inside the composite modification")
+    public ResponseEntity<List<ModificationInfos>> getNetworkModificationsFromComposite(@PathVariable("uuid") UUID compositeModificationUuid) {
+        return ResponseEntity.ok()
+                .contentType(MediaType.APPLICATION_JSON)
+                .body(networkModificationService.getNetworkModificationsFromComposite(compositeModificationUuid)
+        );
+    }
+
     @PostMapping(value = "/network-modifications", consumes = MediaType.APPLICATION_JSON_VALUE)
     @Operation(summary = "Duplicate some modifications without group ownership")
     @ApiResponses(value = {@ApiResponse(responseCode = "200", description = "The duplicated modifications uuids mapped with their source uuid")})

src/main/java/org/gridsuite/modification/server/repositories/ModificationRepository.java

@@ -37,6 +37,12 @@ public interface ModificationRepository extends JpaRepository<ModificationEntity
     @Query(value = "SELECT new ModificationEntity(m.id, m.type) FROM ModificationEntity m WHERE m.id IN (?1)")
     List<ModificationEntity> findMetadataIn(List<UUID> uuids);
 
+    /**
+     * @return base data of the network modifications (the data from the main common table, not those specific to each modification)
+     */
+    @Query(value = "SELECT new ModificationEntity(m.id, m.type, m.date, m.stashed, m.activated, m.messageType, m.messageValues) FROM ModificationEntity m WHERE m.id IN (?1) order by m.modificationsOrder")
+    List<ModificationEntity> findBaseDataByIdIn(List<UUID> uuids);
+
     @Query(value = "SELECT m FROM ModificationEntity m WHERE m.id IN (?1) ORDER BY m.modificationsOrder")
     List<ModificationEntity> findAllByIdIn(List<UUID> uuids);
 

src/main/java/org/gridsuite/modification/server/repositories/NetworkModificationRepository.java

@@ -394,6 +394,20 @@ public List<ModificationInfos> getModificationsInfos(@NonNull List<UUID> uuids)
         return uuids.stream().map(entities::get).filter(Objects::nonNull).map(this::getModificationInfos).toList();
     }
 
+    /**
+     * returns the data from all the network modifications contained in the composite modification sent as parameter
+     * but only returns the basic data common to all the modifications form the ModificationInfos, not from the extended classes
+     */
+    @Transactional(readOnly = true)
+    public List<ModificationInfos> getBasicNetworkModificationsFromComposite(@NonNull UUID uuid) {
+        List<UUID> networkModificationsUuids = modificationRepository.findModificationIdsByCompositeModificationId(uuid);
+        List<ModificationEntity> networkModificationsEntities = modificationRepository.findBaseDataByIdIn(networkModificationsUuids);
+        return networkModificationsEntities
+                .stream()
+                .map(this::getModificationInfos)
+                .toList();
+    }
+
     @Transactional(readOnly = true)
     public List<ModificationInfos> getCompositeModificationsInfos(@NonNull List<UUID> uuids) {
         List<ModificationInfos> entities = new ArrayList<>();

src/main/java/org/gridsuite/modification/server/service/NetworkModificationService.java

@@ -76,6 +76,11 @@ public List<ModificationInfos> getNetworkModifications(UUID groupUuid, boolean o
         return getNetworkModifications(groupUuid, onlyMetadata, errorOnGroupNotFound, false);
     }
 
+    @Transactional(readOnly = true)
+    public List<ModificationInfos> getNetworkModificationsFromComposite(UUID compositeModificationUuid) {
+        return networkModificationRepository.getBasicNetworkModificationsFromComposite(compositeModificationUuid);
+    }
+
     @Transactional(readOnly = true)
     public ModificationInfos getNetworkModification(UUID networkModificationUuid) {
         return networkModificationRepository.getModificationInfo(networkModificationUuid);

src/test/java/org/gridsuite/modification/server/ModificationControllerTest.java

@@ -90,6 +90,7 @@ class ModificationControllerTest {
 
     private static final String URI_NETWORK_MODIF_BASE = "/v1/network-modifications";
     private static final String URI_COMPOSITE_NETWORK_MODIF_BASE = "/v1/network-composite-modifications";
+    private static final String URI_GET_COMPOSITE_NETWORK_MODIF_CONTENT = "/v1/network-composite-modification/";
     private static final String URI_NETWORK_MODIF_PARAMS = "&groupUuid=" + TEST_GROUP_ID + "&reportUuid=" + TEST_REPORT_ID + "&reporterId=" + UUID.randomUUID();
     private static final String URI_NETWORK_MODIF = URI_NETWORK_MODIF_BASE + "?networkUuid=" + TEST_NETWORK_ID + URI_NETWORK_MODIF_PARAMS;
     private static final String URI_NETWORK_MODIF_BUS_BREAKER = URI_NETWORK_MODIF_BASE + "?networkUuid=" + TEST_NETWORK_BUS_BREAKER_ID + URI_NETWORK_MODIF_PARAMS;
@@ -695,9 +696,10 @@ void testMoveModificationInSameGroup() throws Exception {
 
     @Test
     void testNetworkCompositeModification() throws Exception {
-        // Insert a switch modification in the group
-        List<ModificationInfos> modificationList = createSomeSwitchModifications(TEST_GROUP_ID, 1);
-        assertEquals(1, modificationRepository.getModifications(TEST_GROUP_ID, true, true).size());
+        // Insert some switch modifications in the group
+        int modificationsNumber = 2;
+        List<ModificationInfos> modificationList = createSomeSwitchModifications(TEST_GROUP_ID, modificationsNumber);
+        assertEquals(modificationsNumber, modificationRepository.getModifications(TEST_GROUP_ID, true, true).size());
 
         // Create a composite modification with the switch modification
         List<UUID> modificationUuids = modificationList.stream().map(ModificationInfos::getUuid).toList();
@@ -710,7 +712,13 @@ void testNetworkCompositeModification() throws Exception {
                 .build();
         UUID compositeModificationUuid = mapper.readValue(mvcResult.getResponse().getContentAsString(), new TypeReference<>() { });
         assertThat(modificationRepository.getModificationInfo(compositeModificationUuid)).recursivelyEquals(compositeModificationInfos);
-        assertEquals(1, modificationRepository.getModifications(TEST_GROUP_ID, true, true).size());
+        assertEquals(modificationsNumber, modificationRepository.getModifications(TEST_GROUP_ID, true, true).size());
+
+        // get the composite modification metadata
+        mvcResult = mockMvc.perform(get(URI_GET_COMPOSITE_NETWORK_MODIF_CONTENT + compositeModificationUuid + "/network-modifications"))
+                .andExpect(status().isOk()).andReturn();
+        List<ModificationInfos> compositeModificationContent = mapper.readValue(mvcResult.getResponse().getContentAsString(), new TypeReference<>() { });
+        assertEquals(modificationsNumber, compositeModificationContent.size());
 
         // Insert the composite modification in the group
         mvcResult = mockMvc.perform(
@@ -725,10 +733,10 @@ void testNetworkCompositeModification() throws Exception {
         assertApplicationStatusOK(mvcResult);
 
         List<ModificationInfos> newModificationList = modificationRepository.getModifications(TEST_GROUP_ID, false, true);
-        assertEquals(2, newModificationList.size());
+        assertEquals(modificationsNumber * 2, newModificationList.size());
         List<UUID> newModificationUuidList = newModificationList.stream().map(ModificationInfos::getUuid).toList();
         assertEquals(modificationUuids.get(0), newModificationUuidList.get(0));
-        assertThat(modificationList.get(0)).recursivelyEquals(newModificationList.get(1));
+        assertThat(modificationList.get(0)).recursivelyEquals(newModificationList.get(modificationsNumber));
     }
 
     @Test