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From djen...@apache.org
Subject cvs commit: incubator-geronimo/modules/core/src/java/org/apache/geronimo/security/providers SQLSecurityRealm.java
Date Sun, 11 Jan 2004 08:22:59 GMT
djencks     2004/01/11 00:22:59

  Modified:    modules/core/src/java/org/apache/geronimo/security/providers
                        SQLSecurityRealm.java
  Log:
  Make the jdbc use a little safer
  
  Revision  Changes    Path
  1.5       +54 -26    incubator-geronimo/modules/core/src/java/org/apache/geronimo/security/providers/SQLSecurityRealm.java
  
  Index: SQLSecurityRealm.java
  ===================================================================
  RCS file: /home/cvs/incubator-geronimo/modules/core/src/java/org/apache/geronimo/security/providers/SQLSecurityRealm.java,v
  retrieving revision 1.4
  retrieving revision 1.5
  diff -u -r1.4 -r1.5
  --- SQLSecurityRealm.java	5 Jan 2004 18:56:34 -0000	1.4
  +++ SQLSecurityRealm.java	11 Jan 2004 08:22:59 -0000	1.5
  @@ -65,6 +65,7 @@
   import java.util.HashSet;
   import java.util.Iterator;
   import java.util.Set;
  +import java.util.Map;
   
   import javax.security.auth.login.AppConfigurationEntry;
   
  @@ -87,8 +88,8 @@
       private String password = "";
       private String userSelect = "SELECT UserName, Password FROM Users";
       private String groupSelect = "SELECT GroupName, UserName FROM Groups";
  -    HashMap users = new HashMap();
  -    HashMap groups = new HashMap();
  +    final Map users = new HashMap();
  +    final Map groups = new HashMap();
   
       final static String REALM_INSTANCE = "org.apache.geronimo.security.providers.SQLSecurityRealm";
   
  @@ -116,7 +117,6 @@
   
       public void doStop() {
           running = false;
  -        connectionURL = null;
   
           users.clear();
           groups.clear();
  @@ -229,35 +229,63 @@
       }
   
       public void refresh() throws GeronimoSecurityException {
  +        users.clear();
  +        groups.clear();
  +        Map users = new HashMap();
  +        Map groups = new HashMap();
           try {
               Connection conn = DriverManager.getConnection(connectionURL, user, password);
   
  -            PreparedStatement statement = conn.prepareStatement(userSelect);
  -            ResultSet result = statement.executeQuery();
  -
  -            while (result.next()) {
  -                String userName = result.getString(1);
  -                String userPassword = result.getString(2);
  -
  -                users.put(userName, userPassword);
  -            }
  -
  -            statement = conn.prepareStatement(groupSelect);
  -            result = statement.executeQuery();
  +            try {
  +                PreparedStatement statement = conn.prepareStatement(userSelect);
  +                try {
  +                    ResultSet result = statement.executeQuery();
  +
  +                    try {
  +                        while (result.next()) {
  +                            String userName = result.getString(1);
  +                            String userPassword = result.getString(2);
  +
  +                            users.put(userName, userPassword);
  +                        }
  +                    } finally {
  +                        result.close();
  +                    }
  +                } finally {
  +                    statement.close();
  +                }
   
  -            while (result.next()) {
  -                String groupName = result.getString(1);
  -                String userName = result.getString(2);
  -
  -                Set userset = (Set) groups.get(groupName);
  -                if (userset == null) {
  -                    userset = new HashSet();
  -                    groups.put(groupName, userset);
  +                statement = conn.prepareStatement(groupSelect);
  +                try {
  +                    ResultSet result = statement.executeQuery();
  +
  +                    try {
  +                        while (result.next()) {
  +                            String groupName = result.getString(1);
  +                            String userName = result.getString(2);
  +
  +                            Set userset = (Set) groups.get(groupName);
  +                            if (userset == null) {
  +                                userset = new HashSet();
  +                                groups.put(groupName, userset);
  +                            }
  +                            userset.add(userName);
  +                        }
  +                    } finally {
  +                        result.close();
  +                    }
  +                } finally {
  +                    statement.close();
                   }
  -                userset.add(userName);
  +            } finally {
  +                conn.close();
               }
   
  -            conn.close();
  +            //copy results if no exception
  +            //calling refresh is not thread safe wrt authorization calls.
  +            this.users.putAll(users);
  +            this.groups.putAll(groups);
  +
           } catch (SQLException sqle) {
               throw new GeronimoSecurityException(sqle);
           }
  
  
  

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