Change code in appc dispatcher for new LCMs in R6

Also introduce some minor improvements to robustness, efficiency, & formatting.

Issue-ID: APPC-1789
Signed-off-by: Dunietz, Irwin <id1681@att.com>
Change-Id: I82d970c2f7cde6c8dab1222af86ea70ce93b7e50

5 files changed, 32 insertions, 39 deletions

diff --git a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/AppcDatabaseConnectionPool.java b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/AppcDatabaseConnectionPool.java
index 1f4a75911..2a1484c2d 100644
--- a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/AppcDatabaseConnectionPool.java
+++ b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/AppcDatabaseConnectionPool.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP : APPC
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
  * ================================================================================
@@ -19,7 +19,6 @@
  * 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.
- * 
  * ============LICENSE_END=========================================================
  */
 
@@ -41,8 +40,8 @@ import java.util.Map;
  * This class implements
  *
  * @see org.onap.appc.dao.util.dbcp.DBConnectionPool
- * that provides concrete implemenation of accessing appc database which basic setup
- * data would be got from global configuration.
+ * that provides a concrete implementation of appc database access
+ * with basic setup data extracted from the global configuration.
  * @see org.onap.appc.configuration.Configuration
  * <p>
  * The singleton instance of this class has been instantiated by blueprint.
@@ -88,8 +87,8 @@ public class AppcDatabaseConnectionPool implements DBConnectionPoolService {
         try {
             connection = dbConnectionPool.getConnection();
         } catch (DBConnectionPoolException e) {
-            logger.error("DB connection pool is created failed." +
-                "Please make sure the provided information is correct.");
+            logger.error("DB connection pool creation failed."
+                    + " Please make sure the provided information is correct.");
         }
 
         if (connection != null) {
diff --git a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/api/DBConnectionPoolService.java b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/api/DBConnectionPoolService.java
index 6f51fec3c..0a163544d 100644
--- a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/api/DBConnectionPoolService.java
+++ b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/api/DBConnectionPoolService.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP : APPC
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
  * ================================================================================
@@ -11,15 +11,14 @@
  * 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.
- * 
  * ============LICENSE_END=========================================================
  */
 
@@ -45,10 +44,10 @@ import java.util.Map;
  * <blockquote><pre>
  * {@code
  * private AppcDatabaseConnectionPool pool;
- * public void setAppcDatabaseConnectionPool(AppcDatabaseConnectionPool pool){
+ * public void setAppcDatabaseConnectionPool(AppcDatabaseConnectionPool pool) {
  *     this.pool = pool;
  * }
- * public queryAppcDatabase(AppcDatabaseConnectionPool pool){
+ * public queryAppcDatabase(AppcDatabaseConnectionPool pool) {
  *      Connection connection = null;
  *      try {
  *          connection = pool.getConnection();
@@ -64,11 +63,11 @@ import java.util.Map;
  *            System.out.println("# of entries in db:");
  *            int numcols = rs.getMetaData().getColumnCount();
  *            System.out.println(pool.getDataSourceStatus());
- *      }catch (SQLException e) {
+ *      } catch (SQLException e) {
  *          e.printStackTrace();
  *      } finally {
  *          try {
- *               pool.close(rs, stmt, conn);
+ *              pool.close(rs, stmt, conn);
  *              } catch (DataAccessException e) {
  *                  e.printStackTrace();
  *              }
diff --git a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/dbcp/DBConnectionPool.java b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/dbcp/DBConnectionPool.java
index d201f399c..5381721ea 100644
--- a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/dbcp/DBConnectionPool.java
+++ b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/main/java/org/onap/appc/dao/util/dbcp/DBConnectionPool.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP : APPC
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
  * ================================================================================
@@ -11,15 +11,14 @@
  * 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.
- * 
  * ============LICENSE_END=========================================================
  */
 
@@ -63,11 +62,10 @@ public class DBConnectionPool implements DBConnectionPoolService {
         this(connectURI, username, password, driverClass, null, null, null, null, null);
     }
 
-    public DBConnectionPool(String connectURI, String username, String password,
-                            String driverClass, Integer initialSize, Integer maxActive,
-                            Integer maxIdle, Integer maxWait, Integer minIdle) {
+    public DBConnectionPool(String connectURI, String username, String password, String driverClass,
+            Integer initialSize, Integer maxActive, Integer maxIdle, Integer maxWait, Integer minIdle) {
         this.dataSource = getBasicDataSource(connectURI, username, password, driverClass,
-            initialSize, maxActive, maxIdle, maxWait, minIdle);
+                initialSize, maxActive, maxIdle, maxWait, minIdle);
     }
 
     /**
@@ -87,8 +85,8 @@ public class DBConnectionPool implements DBConnectionPoolService {
             throw new DBConnectionPoolException(e);
         }
 
-        if(connection == null){
-            //
+        if (connection == null) {
+            // Don't necessarily know why, but can report. . . .
             throw new DBConnectionPoolException("Connection was not created");
         }
 
@@ -125,8 +123,8 @@ public class DBConnectionPool implements DBConnectionPoolService {
     }
 
     protected BasicDataSource getBasicDataSource(String connectURI, String username, String password,
-                                               String driverClass, Integer initialSize, Integer maxtotal,
-                                               Integer maxIdle, Integer maxWaitMillis, Integer minIdle) {
+            String driverClass, Integer initialSize, Integer maxTotal, Integer maxIdle, Integer maxWaitMillis,
+            Integer minIdle) {
         BasicDataSource dataSource = new BasicDataSource();
         dataSource.setDriverClassName(driverClass);
         dataSource.setUsername(username);
@@ -136,8 +134,8 @@ public class DBConnectionPool implements DBConnectionPoolService {
         if (initialSize != null) {
             dataSource.setInitialSize(initialSize);
         }
-        if (maxtotal != null) {
-            dataSource.setMaxTotal(maxtotal);
+        if (maxTotal != null) {
+            dataSource.setMaxTotal(maxTotal);
         }
         if (maxIdle != null) {
             dataSource.setMaxIdle(maxIdle);
diff --git a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/AppcDatabaseConnectionPoolTest.java b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/AppcDatabaseConnectionPoolTest.java
index ad1b4ea0f..98ef98ab8 100644
--- a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/AppcDatabaseConnectionPoolTest.java
+++ b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/AppcDatabaseConnectionPoolTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP : APPC
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
  * ================================================================================
@@ -19,7 +19,6 @@
  * 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.
- *
  * ============LICENSE_END=========================================================
  */
 
@@ -106,8 +105,8 @@ public class AppcDatabaseConnectionPoolTest {
 
     @Test
     public void testArgumentConstructor() {
-        AppcDatabaseConnectionPool appcDatabaseConnectionPool = new AppcDatabaseConnectionPool(dbUrl, username,
-            password, driver);
+        AppcDatabaseConnectionPool appcDatabaseConnectionPool =
+                new AppcDatabaseConnectionPool(dbUrl, username, password, driver);
         Object dbConnectionPool = Whitebox.getInternalState(appcDatabaseConnectionPool, "dbConnectionPool");
         Assert.assertNotNull(dbConnectionPool);
     }
diff --git a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/dbcp/DBConnectionPoolTest.java b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/dbcp/DBConnectionPoolTest.java
index d2ac778a4..a26f8c037 100644
--- a/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/dbcp/DBConnectionPoolTest.java
+++ b/appc-dispatcher/appc-dispatcher-common/appc-data-access-lib/src/test/java/org/onap/appc/dao/util/dbcp/DBConnectionPoolTest.java
@@ -2,7 +2,7 @@
  * ============LICENSE_START=======================================================
  * ONAP : APPC
  * ================================================================================
- * Copyright (C) 2017-2018 AT&T Intellectual Property. All rights reserved.
+ * Copyright (C) 2017-2019 AT&T Intellectual Property. All rights reserved.
  * ================================================================================
  * Copyright (C) 2017 Amdocs
  * ================================================================================
@@ -11,15 +11,14 @@
  * 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.
- * 
  * ============LICENSE_END=========================================================
  */
 
@@ -39,7 +38,6 @@ import java.sql.Connection;
 import java.sql.SQLException;
 import java.util.Map;
 
-
 public class DBConnectionPoolTest {
     private final String connectURI = "jdbc:h2:mem:~/test;MODE=MYSQL;DB_CLOSE_DELAY=-1";
     private final String username = "sa";
@@ -104,8 +102,8 @@ public class DBConnectionPoolTest {
 
     @Test
     public void testShutdownException() throws SQLException {
-        DBConnectionPool dbcpSpy = Mockito.spy(new DBConnectionPool(connectURI, username, password, driverClass,
-                0, 0, 0, 0, 0));
+        DBConnectionPool dbcpSpy =
+                Mockito.spy(new DBConnectionPool(connectURI, username, password, driverClass, 0, 0, 0, 0, 0));
         BasicDataSource mockDataSource = Mockito.mock(BasicDataSource.class);
         Mockito.doThrow(new SQLException()).when(mockDataSource).close();
         Whitebox.setInternalState(dbcpSpy, "dataSource", mockDataSource);