Refactor code to support no AAF requests

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

diff --git a/src/main/java/org/onap/dmaap/dbcapi/database/ConnectionFactory.java b/src/main/java/org/onap/dmaap/dbcapi/database/ConnectionFactory.java
new file mode 100644 (file)
index 0000000..1d93d68
--- /dev/null
+++ b/src/main/java/org/onap/dmaap/dbcapi/database/ConnectionFactory.java
@@ -0,0 +1,89 @@
+/*-
+ * ============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.database;
+
+import java.sql.*;
+import java.util.*;
+
+import org.apache.log4j.Logger;
+
+import com.att.eelf.configuration.EELFLogger;
+import com.att.eelf.configuration.EELFManager;
+
+import org.onap.dmaap.dbcapi.logging.DmaapbcLogMessageEnum;
+import org.onap.dmaap.dbcapi.util.DmaapConfig;
+
+public class ConnectionFactory {
+        static final EELFLogger logger = EELFManager.getInstance().getLogger( ConnectionFactory.class );
+        static final EELFLogger appLogger = EELFManager.getInstance().getApplicationLogger();
+        static final EELFLogger auditLogger = EELFManager.getInstance().getAuditLogger();
+        static final EELFLogger debugLogger = EELFManager.getInstance().getDebugLogger();
+        static final EELFLogger errorLogger = EELFManager.getInstance().getErrorLogger();
+        static final EELFLogger metricsLogger = EELFManager.getInstance().getMetricsLogger();
+        static final EELFLogger serverLogger = EELFManager.getInstance().getServerLogger();
+
+       static {
+               try {
+                       Class.forName("org.postgresql.Driver");
+               } catch (Exception e) {
+                       logger.error("Unable to load postgres driver " + e, e);
+               }
+       }
+       private static ConnectionFactory instance = new ConnectionFactory();
+       private String  host;
+       private String  dbname;
+       private String  dbuser;
+       private String  dbcr;
+       public ConnectionFactory() {
+               Properties p = DmaapConfig.getConfig();
+               host = p.getProperty("DB.host", "dcae-pstg-write-ftl.domain.notset.com");
+               dbname = p.getProperty("DB.name", "dmaap");
+               dbuser = p.getProperty("DB.user", "dmaap_admin");
+               dbcr = p.getProperty("DB.cred", "test234-ftl");
+       }
+       public static ConnectionFactory getDefaultInstance() {
+               return(instance);
+       }
+       private Connection[] pool = new Connection[5];
+       private int     cur;
+       public Connection get(boolean fresh) throws SQLException {
+               if (!fresh) {
+                       synchronized(this) {
+                               if (cur > 0) {
+                                       return(pool[--cur]);
+                               }
+                       }
+               }
+               Properties p = new Properties();
+               p.put("user", dbuser);
+               p.put("password", dbcr);
+               return(DriverManager.getConnection("jdbc:postgresql://" + host + "/" + dbname, p));
+       }
+       public void release(Connection c) {
+               synchronized(this) {
+                       if (cur < pool.length) {
+                               pool[cur++] = c;
+                               return;
+                       }
+               }
+               try { c.close(); } catch (Exception e) {}
+       }
+}