From c3e6bf5bde573fe733f5b5860610d3df73630014 Mon Sep 17 00:00:00 2001
From: Amaresh Kumar <kamaresh@in.ibm.com>
Date: Wed, 29 Aug 2018 20:41:19 +0530
Subject: Fixed Sonar Blocker in StatisticsServlet

Fixed 4 Blocker issues in StatisticsServlet.java

https://sonar.onap.org/project/issues?id=org.onap.dmaap.datarouter%3Aparent&open=
AWHFaQmXEU5FCDfKtnMB&resolved=false&severities=BLOCKER&types=BUG

https://sonar.onap.org/project/issues?id=org.onap.dmaap.datarouter%3Aparent&open=
AWHFaQmXEU5FCDfKtnL-&resolved=false&severities=BLOCKER&types=BUG

https://sonar.onap.org/project/issues?id=org.onap.dmaap.datarouter%3Aparent&open=
AWHFaQmXEU5FCDfKtnL_&resolved=false&severities=BLOCKER&types=BUG

https://sonar.onap.org/project/issues?id=org.onap.dmaap.datarouter%3Aparent&open
=AWHFaQmXEU5FCDfKtnMA&resolved=false&severities=BLOCKER&types=BUG

Issue-ID: DMAAP-674
Change-Id: I3dbc50523e0fda002c0a26fa05b23814bf8563bc
Signed-off-by: Amaresh Kumar <kamaresh@in.ibm.com>
---
 .../datarouter/provisioning/StatisticsServlet.java | 91 ++++++++++++----------
 1 file changed, 48 insertions(+), 43 deletions(-)

(limited to 'datarouter-prov/src/main/java')

diff --git a/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/StatisticsServlet.java b/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/StatisticsServlet.java
index 134a595b..e79d4705 100755
--- a/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/StatisticsServlet.java
+++ b/datarouter-prov/src/main/java/org/onap/dmaap/datarouter/provisioning/StatisticsServlet.java
@@ -293,13 +293,13 @@ public class StatisticsServlet extends BaseServlet {
   /**
    * getFeedIdsByGroupId - Getting FEEDID's by GROUP ID.
    *
-   * @throws SQL Query SQLException.
+   * @throws SQLException Query SQLException.
    */
   public StringBuffer getFeedIdsByGroupId(int groupIds) throws SQLException {
 
     DB db = null;
     Connection conn = null;
-    PreparedStatement prepareStatement = null;
+    //PreparedStatement prepareStatement = null;
     ResultSet resultSet = null;
     String sqlGoupid = null;
     StringBuffer feedIds = new StringBuffer();
@@ -308,16 +308,16 @@ public class StatisticsServlet extends BaseServlet {
       db = new DB();
       conn = db.getConnection();
       sqlGoupid = " SELECT FEEDID from FEEDS  WHERE GROUPID = ?";
-      prepareStatement = conn.prepareStatement(sqlGoupid);
-      prepareStatement.setInt(1, groupIds);
-      resultSet = prepareStatement.executeQuery();
-      while (resultSet.next()) {
-        feedIds.append(resultSet.getInt("FEEDID"));
-        feedIds.append(",");
+      try(PreparedStatement prepareStatement = conn.prepareStatement(sqlGoupid)) {
+          prepareStatement.setInt(1, groupIds);
+          resultSet = prepareStatement.executeQuery();
+          while (resultSet.next()) {
+              feedIds.append(resultSet.getInt("FEEDID"));
+              feedIds.append(",");
+          }
+          feedIds.deleteCharAt(feedIds.length() - 1);
+          System.out.println("feedIds" + feedIds.toString());
       }
-      feedIds.deleteCharAt(feedIds.length() - 1);
-      System.out.println("feedIds" + feedIds.toString());
-
     } catch (SQLException e) {
       e.printStackTrace();
     } finally {
@@ -326,13 +326,7 @@ public class StatisticsServlet extends BaseServlet {
           resultSet.close();
           resultSet = null;
         }
-
-        if (prepareStatement != null) {
-          prepareStatement.close();
-          prepareStatement = null;
-        }
-
-        if (conn != null) {
+          if (conn != null) {
           db.release(conn);
         }
       } catch (Exception e) {
@@ -571,33 +565,44 @@ public class StatisticsServlet extends BaseServlet {
     intlogger.info("Error parsing time=" + s);
     return -1;
   }
-
-
   private ResultSet getRecordsForSQL(String sql) {
-    intlogger.debug(sql);
-    long start = System.currentTimeMillis();
-    DB db = new DB();
-    Connection conn = null;
-    ResultSet rs = null;
-
-    try {
-      conn = db.getConnection();
-      Statement stmt = conn.createStatement();
-      PreparedStatement pst = conn.prepareStatement(sql);
-      rs = pst.executeQuery();
-      //this.rsToJson(rs)
-      //rs.close();
-      stmt.close();
-    } catch (SQLException e) {
-      e.printStackTrace();
-    } finally {
-      if (conn != null) {
-        db.release(conn);
-      }
-    }
+      intlogger.debug(sql);
+      long start = System.currentTimeMillis();
+      DB db = new DB();
+      Connection conn = null;
+      ResultSet rs = null;
+      Statement stmt = null;
+      PreparedStatement pst = null;
+      try {
+          conn = db.getConnection();
+          stmt = conn.createStatement();
+          pst = conn.prepareStatement(sql);
+          rs = pst.executeQuery();
+      } catch (SQLException e) {
+          e.printStackTrace();
+      } finally {
+
+          try {
+              if (conn != null) {
+                  db.release(conn);
+              }
+              if (stmt != null) {
+                  stmt.close();
+              }
+              if (pst != null) {
+                  pst.close();
+              }
+              if (rs != null) {
+                  rs.close();
+              }
+
+          } catch (SQLException sqlException) {
+              intlogger.error("Exception in getting SQl Records",sqlException);
+          }
 
-    intlogger.debug("Time: " + (System.currentTimeMillis() - start) + " ms");
+          intlogger.debug("Time: " + (System.currentTimeMillis() - start) + " ms");
 
-    return rs;
+          return rs;
+      }
   }
 }
-- 
cgit 1.2.3-korg