Coverage Report - org.apache.shiro.util.JdbcUtils
 
Classes in this File Line Coverage Branch Coverage Complexity
JdbcUtils
39%
13/33
27%
5/18
4.75
 
 1  
 /*
 2  
  * Licensed to the Apache Software Foundation (ASF) under one
 3  
  * or more contributor license agreements.  See the NOTICE file
 4  
  * distributed with this work for additional information
 5  
  * regarding copyright ownership.  The ASF licenses this file
 6  
  * to you under the Apache License, Version 2.0 (the
 7  
  * "License"); you may not use this file except in compliance
 8  
  * with the License.  You may obtain a copy of the License at
 9  
  *
 10  
  *     http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing,
 13  
  * software distributed under the License is distributed on an
 14  
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 15  
  * KIND, either express or implied.  See the License for the
 16  
  * specific language governing permissions and limitations
 17  
  * under the License.
 18  
  */
 19  
 package org.apache.shiro.util;
 20  
 
 21  
 import java.sql.Connection;
 22  
 import java.sql.ResultSet;
 23  
 import java.sql.SQLException;
 24  
 import java.sql.Statement;
 25  
 
 26  
 import org.slf4j.Logger;
 27  
 import org.slf4j.LoggerFactory;
 28  
 
 29  
 /**
 30  
  * A set of static helper methods for managing JDBC API objects.
 31  
  * <p/>
 32  
  * <em>Note:</em> Some parts of this class were copied from the Spring Framework and then modified.
 33  
  * They were copied here to prevent Spring dependencies in the Shiro core API.  The original license conditions
 34  
  * (Apache 2.0) have been maintained.
 35  
  *
 36  
  * @since 0.2
 37  
  */
 38  
 public class JdbcUtils {
 39  
 
 40  
     /** Private internal log instance. */
 41  1
     private static final Logger log = LoggerFactory.getLogger(JdbcUtils.class);
 42  
 
 43  
     /**
 44  
      * Private constructor to prevent instantiation.
 45  
      */
 46  0
     private JdbcUtils() {
 47  0
     }
 48  
 
 49  
     /**
 50  
      * Close the given JDBC Connection and ignore any thrown exception.
 51  
      * This is useful for typical finally blocks in manual JDBC code.
 52  
      *
 53  
      * @param connection the JDBC Connection to close (may be <tt>null</tt>)
 54  
      */
 55  
     public static void closeConnection(Connection connection) {
 56  48
         if (connection != null) {
 57  
             try {
 58  37
                 connection.close();
 59  0
             } catch (SQLException ex) {
 60  0
                 if (log.isDebugEnabled()) {
 61  0
                     log.debug("Could not close JDBC Connection", ex);
 62  
                 }
 63  0
             } catch (Throwable ex) {
 64  0
                 if (log.isDebugEnabled()) {
 65  0
                     log.debug("Unexpected exception on closing JDBC Connection", ex);
 66  
                 }
 67  37
             }
 68  
         }
 69  48
     }
 70  
 
 71  
     /**
 72  
      * Close the given JDBC Statement and ignore any thrown exception.
 73  
      * This is useful for typical finally blocks in manual JDBC code.
 74  
      *
 75  
      * @param statement the JDBC Statement to close (may be <tt>null</tt>)
 76  
      */
 77  
     public static void closeStatement(Statement statement) {
 78  50
         if (statement != null) {
 79  
             try {
 80  39
                 statement.close();
 81  0
             } catch (SQLException ex) {
 82  0
                 if (log.isDebugEnabled()) {
 83  0
                     log.debug("Could not close JDBC Statement", ex);
 84  
                 }
 85  0
             } catch (Throwable ex) {
 86  0
                 if (log.isDebugEnabled()) {
 87  0
                     log.debug("Unexpected exception on closing JDBC Statement", ex);
 88  
                 }
 89  39
             }
 90  
         }
 91  50
     }
 92  
 
 93  
     /**
 94  
      * Close the given JDBC ResultSet and ignore any thrown exception.
 95  
      * This is useful for typical finally blocks in manual JDBC code.
 96  
      *
 97  
      * @param rs the JDBC ResultSet to close (may be <tt>null</tt>)
 98  
      */
 99  
     public static void closeResultSet(ResultSet rs) {
 100  17
         if (rs != null) {
 101  
             try {
 102  17
                 rs.close();
 103  0
             } catch (SQLException ex) {
 104  0
                 if (log.isDebugEnabled()) {
 105  0
                     log.debug("Could not close JDBC ResultSet", ex);
 106  
                 }
 107  0
             } catch (Throwable ex) {
 108  0
                 if (log.isDebugEnabled()) {
 109  0
                     log.debug("Unexpected exception on closing JDBC ResultSet", ex);
 110  
                 }
 111  17
             }
 112  
         }
 113  17
     }
 114  
 
 115  
 }