ambari-server/src/main/java/org/apache/ambari/server/controller/internal/JobResourceProvider.java [240:254]:
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    protected void close() {
      if (ps != null)
        try {
          ps.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing statment", e);
        }

      if (db != null)
        try {
          db.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing connection", e);
        }
    }
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ambari-server/src/main/java/org/apache/ambari/server/controller/internal/TaskAttemptResourceProvider.java [248:262]:
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    protected void close() {
      if (ps != null)
        try {
          ps.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing statment", e);
        }

      if (db != null)
        try {
          db.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing connection", e);
        }
    }
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ambari-server/src/main/java/org/apache/ambari/server/controller/internal/WorkflowResourceProvider.java [230:244]:
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    protected void close() {
      if (ps != null)
        try {
          ps.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing statment", e);
        }

      if (db != null)
        try {
          db.close();
        } catch (SQLException e) {
          LOG.error("Exception while closing connection", e);
        }
    }
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