SONAR-7553 DAO of CE_QUEUE count number of rows by status

sonar-db/src/main/java/org/sonar/db/ce/CeQueueDao.java

 
 import com.google.common.base.Optional;
 import java.util.List;
+import javax.annotation.Nullable;
 import org.apache.ibatis.session.RowBounds;
 import org.sonar.api.utils.System2;
 import org.sonar.db.Dao;
   }
 
   public int countByStatus(DbSession dbSession, CeQueueDto.Status status) {
-    return mapper(dbSession).countByStatus(status);
+    return mapper(dbSession).countByStatusAndComponentUuid(status, null);
   }
 
-  public int countAll(DbSession dbSession) {
-    return mapper(dbSession).countAll();
+  public int countByStatusAndComponentUuid(DbSession dbSession, CeQueueDto.Status status, @Nullable String componentUuid) {
+    return mapper(dbSession).countByStatusAndComponentUuid(status, componentUuid);
   }
 
   public Optional<CeQueueDto> peek(DbSession session) {

sonar-db/src/main/java/org/sonar/db/ce/CeQueueMapper.java

   @CheckForNull
   CeQueueDto selectByUuid(@Param("uuid") String uuid);
 
-  int countByStatus(@Param("status") CeQueueDto.Status status);
-
-  int countAll();
+  int countByStatusAndComponentUuid(@Param("status") CeQueueDto.Status status, @Nullable @Param("componentUuid") String componentUuid);
 
   void insert(CeQueueDto dto);
 

sonar-db/src/main/resources/org/sonar/db/ce/CeQueueMapper.xml

     where cq.uuid=#{uuid}
   </select>
 
-  <select id="countByStatus" parameterType="org.sonar.db.ce.CeQueueDto$Status" resultType="int">
-    select count(1) from ce_queue where status=#{status}
+  <select id="countByStatusAndComponentUuid" parameterType="map" resultType="int">
+    select count(1)
+    from ce_queue
+    where status=#{status}
+    <if test="componentUuid!=null">
+      and component_uuid=#{componentUuid}
+    </if>
   </select>
 
   <select id="countAll" resultType="int">

sonar-db/src/test/java/org/sonar/db/ce/CeQueueDaoTest.java

     system2.setNow(INIT_TIME + 3_000_000);
     insert(TASK_UUID_2, COMPONENT_UUID_2, PENDING);
 
-    assertThat(underTest.countAll(db.getSession())).isEqualTo(2);
+    assertThat(db.countRowsOfTable("ce_queue")).isEqualTo(2);
     verifyCeQueueStatuses(TASK_UUID_1, PENDING, TASK_UUID_2, PENDING);
 
     // peek first one
     assertThat(total).isEqualTo(0);
   }
 
+  @Test
+  public void count_by_status_and_component_uuid() {
+    // task retrieved in the queue
+    insert(newCeQueueDto(TASK_UUID_1)
+      .setComponentUuid(COMPONENT_UUID_1)
+      .setStatus(IN_PROGRESS)
+      .setTaskType(CeTaskTypes.REPORT)
+      .setCreatedAt(100_000L));
+    // on component uuid 2, not returned
+    insert(newCeQueueDto(TASK_UUID_2)
+      .setComponentUuid(COMPONENT_UUID_2)
+      .setStatus(IN_PROGRESS)
+      .setTaskType(CeTaskTypes.REPORT)
+      .setCreatedAt(100_000L));
+    // pending status, not returned
+    insert(newCeQueueDto(TASK_UUID_3)
+      .setComponentUuid(COMPONENT_UUID_1)
+      .setStatus(PENDING)
+      .setTaskType(CeTaskTypes.REPORT)
+      .setCreatedAt(100_000L));
+
+    assertThat(underTest.countByStatusAndComponentUuid(db.getSession(), IN_PROGRESS, COMPONENT_UUID_1)).isEqualTo(1);
+    assertThat(underTest.countByStatus(db.getSession(), IN_PROGRESS)).isEqualTo(2);
+  }
+
   private void insert(CeQueueDto dto) {
     underTest.insert(db.getSession(), dto);
     db.commit();
     });
   }
 
-  private void verifyCeQueueStatuses(String taskUuid1, CeQueueDto.Status taskStatus1, String taskUuid2, CeQueueDto.Status taskStatus2, String taskUuid3, CeQueueDto.Status taskStatus3) {
-    verifyCeQueueStatuses(new String[]{taskUuid1, taskUuid2, taskUuid3}, new CeQueueDto.Status[]{taskStatus1, taskStatus2, taskStatus3});
+  private void verifyCeQueueStatuses(String taskUuid1, CeQueueDto.Status taskStatus1, String taskUuid2, CeQueueDto.Status taskStatus2, String taskUuid3,
+    CeQueueDto.Status taskStatus3) {
+    verifyCeQueueStatuses(new String[] {taskUuid1, taskUuid2, taskUuid3}, new CeQueueDto.Status[] {taskStatus1, taskStatus2, taskStatus3});
   }
 
   private void verifyCeQueueStatuses(String taskUuid1, CeQueueDto.Status taskStatus1, String taskUuid2, CeQueueDto.Status taskStatus2) {
-    verifyCeQueueStatuses(new String[]{taskUuid1, taskUuid2}, new CeQueueDto.Status[]{taskStatus1, taskStatus2});
+    verifyCeQueueStatuses(new String[] {taskUuid1, taskUuid2}, new CeQueueDto.Status[] {taskStatus1, taskStatus2});
   }
 
   private void verifyCeQueueStatuses(String[] taskUuids, CeQueueDto.Status[] statuses) {