Refactor code to support no AAF requests

[dmaap/dbcapi.git] / src / main / java / org / onap / dmaap / dbcapi / aaf / database / DBSingleton.java

diff --git a/src/main/java/org/onap/dmaap/dbcapi/aaf/database/DBSingleton.java b/src/main/java/org/onap/dmaap/dbcapi/aaf/database/DBSingleton.java
deleted file mode 100644 (file)
index 8c158ca..0000000
--- a/src/main/java/org/onap/dmaap/dbcapi/aaf/database/DBSingleton.java
+++ /dev/null
@@ -1,98 +0,0 @@
-/*-
- * ============LICENSE_START=======================================================
- * org.onap.dmaap
- * ================================================================================
- * Copyright (C) 2017 AT&T Intellectual Property. All rights reserved.
- * ================================================================================
- * 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=========================================================
- */
-
-package org.onap.dmaap.dbcapi.aaf.database;
-
-import java.sql.*;
-import java.util.*;
-
-import org.onap.dmaap.dbcapi.util.Singleton;
-
-public class DBSingleton<C> extends TableHandler<C> implements Singleton<C>    {
-       private C singleton;
-       public DBSingleton(Class<C> cls, String tabname) throws Exception {
-               this(ConnectionFactory.getDefaultInstance(), cls, tabname);
-       }
-       public DBSingleton(ConnectionFactory cf, Class<C> cls, String tabname) throws Exception {
-               super(cf, cls, tabname, null);
-               singleton = cls.newInstance();
-       }
-       public C get() throws DBException {
-               return((new ConnWrapper<C, Object>() {
-                       protected C run(Object junk) throws Exception {
-                               ps = c.prepareStatement(getstmt);
-                               rs = ps.executeQuery();
-                               if (!rs.next()) {
-                                       return(null);
-                               }
-                               for (DBFieldHandler f: fields) {
-                                       f.fromSQL(rs, singleton);
-                               }
-                               return(singleton);
-                       }
-               }).protect(cf, null));
-       }
-       public void init(C val) throws DBException {
-               if (get() != null) {
-                       return;
-               }
-               (new ConnWrapper<Void, C>() {
-                       protected Void run(C val) throws Exception {
-                               ps = c.prepareStatement(initstmt);
-                               for (DBFieldHandler f: fields) {
-                                       f.toSQL(val, ps);
-                               }
-                               ps.executeUpdate();
-                               if (val != singleton) {
-                                       for (DBFieldHandler f: fields) {
-                                               f.copy(val, singleton);
-                                       }
-                               }
-                               return(null);
-                       }
-               }).protect(cf, val);
-       }
-       public void update(C val) throws DBException {
-               (new ConnWrapper<Void, C>() {
-                       protected Void run(C val) throws Exception {
-                               ps = c.prepareStatement(insorreplstmt);
-                               for (DBFieldHandler f: fields) {
-                                       f.toSQL(val, ps);
-                               }
-                               ps.executeUpdate();
-                               if (val != singleton) {
-                                       for (DBFieldHandler f: fields) {
-                                               f.copy(val, singleton);
-                                       }
-                               }
-                               return(null);
-                       }
-               }).protect(cf, val);
-       }
-       public void remove() throws DBException {
-               (new ConnWrapper<Void, Object>() {
-                       protected Void run(Object junk) throws Exception {
-                               ps = c.prepareStatement(delstmt);
-                               ps.executeUpdate();
-                               return(null);
-                       }
-               }).protect(cf, null);
-       }
-}