Java Doc for MemoryUserDatabase.java in  » Sevlet-Container » tomcat-catalina » org » apache » catalina » users » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Sevlet Container » tomcat catalina » org.apache.catalina.users   Source Cross Reference   Class Diagram   Java Document (Java Doc)   java.lang.Object    org.apache.catalina.users.MemoryUserDatabase MemoryUserDatabase public class MemoryUserDatabase implements UserDatabase(Code) Concrete implementation of UserDatabase that loads all defined users, groups, and roles into an in-memory data structure, and uses a specified XML file for its persistent storage. author:    Craig R. McClanahan version:    $Revision: 1.6 $ $Date: 2004/02/27 14:58:50 $ since:    4.1 Field Summary protected  HashMap groups      The set of Group s defined in this database, keyed by group name. protected  String id      The unique global identifier of this user database. protected  String pathname      The relative (to catalina.base) or absolute pathname to the XML file in which we will save our persistent information. protected  String pathnameNew      The relative or absolute pathname ot the file in which we write our new information prior to renaming. protected  String pathnameOld      The relative or absolute pathname to the file in which our old information is stored while renaming is in progress. protected  HashMap roles      The set of Role s defined in this database, keyed by role name. protected  HashMap users      The set of User s defined in this database, keyed by user name. Constructor Summary public   MemoryUserDatabase()      Create a new instance with default values. public   MemoryUserDatabase(String id)      Create a new instance with the specified values. Method Summary public  void close()      Finalize access to this user database. public  Group createGroup(String groupname, String description)      Create and return a new Group defined in this user database. public  Role createRole(String rolename, String description)      Create and return a new Role defined in this user database. public  User createUser(String username, String password, String fullName)      Create and return a new User defined in this user database. public  Group findGroup(String groupname)      Return the Group with the specified group name, if any; otherwise return null. public  Role findRole(String rolename)      Return the Role with the specified role name, if any; otherwise return null. public  User findUser(String username)      Return the User with the specified user name, if any; otherwise return null. public  Iterator getGroups()      Return the set of Group s defined in this user database. public  String getId()      Return the unique global identifier of this user database. public  String getPathname()      Return the relative or absolute pathname to the persistent storage file. public  Iterator getRoles()      Return the set of Role s defined in this user database.  StringManager getStringManager()      Return the StringManager for use in looking up messages. public  Iterator getUsers()      Return the set of User s defined in this user database. public  void open()      Initialize access to this user database. public  void removeGroup(Group group)      Remove the specified Group from this user database. public  void removeRole(Role role)      Remove the specified Role from this user database. public  void removeUser(User user)      Remove the specified User from this user database. public  void save()      Save any updated information to the persistent storage location for this user database. public  void setPathname(String pathname)      Set the relative or absolute pathname to the persistent storage file. public  String toString()      Return a String representation of this UserDatabase. Field Detail groups protected HashMap groups(Code) The set of Group s defined in this database, keyed by group name. id protected String id(Code) The unique global identifier of this user database. pathname protected String pathname(Code) The relative (to catalina.base) or absolute pathname to the XML file in which we will save our persistent information. pathnameNew protected String pathnameNew(Code) The relative or absolute pathname ot the file in which we write our new information prior to renaming. pathnameOld protected String pathnameOld(Code) The relative or absolute pathname to the file in which our old information is stored while renaming is in progress. roles protected HashMap roles(Code) The set of Role s defined in this database, keyed by role name. users protected HashMap users(Code) The set of User s defined in this database, keyed by user name. Constructor Detail MemoryUserDatabase public MemoryUserDatabase()(Code) Create a new instance with default values. MemoryUserDatabase public MemoryUserDatabase(String id)(Code) Create a new instance with the specified values. Parameters:   id - Unique global identifier of this user database Method Detail close public void close() throws Exception(Code) Finalize access to this user database. exception:   Exception - if any exception is thrown during closing createGroup public Group createGroup(String groupname, String description)(Code) Create and return a new Group defined in this user database. Parameters:   groupname - The group name of the new group (must be unique) Parameters:   description - The description of this group createRole public Role createRole(String rolename, String description)(Code) Create and return a new Role defined in this user database. Parameters:   rolename - The role name of the new group (must be unique) Parameters:   description - The description of this group createUser public User createUser(String username, String password, String fullName)(Code) Create and return a new User defined in this user database. Parameters:   username - The logon username of the new user (must be unique) Parameters:   password - The logon password of the new user Parameters:   fullName - The full name of the new user findGroup public Group findGroup(String groupname)(Code) Return the Group with the specified group name, if any; otherwise return null. Parameters:   groupname - Name of the group to return findRole public Role findRole(String rolename)(Code) Return the Role with the specified role name, if any; otherwise return null. Parameters:   rolename - Name of the role to return findUser public User findUser(String username)(Code) Return the User with the specified user name, if any; otherwise return null. Parameters:   username - Name of the user to return getGroups public Iterator getGroups()(Code) Return the set of Group s defined in this user database. getId public String getId()(Code) Return the unique global identifier of this user database. getPathname public String getPathname()(Code) Return the relative or absolute pathname to the persistent storage file. getRoles public Iterator getRoles()(Code) Return the set of Role s defined in this user database. getStringManager StringManager getStringManager()(Code) Return the StringManager for use in looking up messages. getUsers public Iterator getUsers()(Code) Return the set of User s defined in this user database. open public void open() throws Exception(Code) Initialize access to this user database. exception:   Exception - if any exception is thrown during opening removeGroup public void removeGroup(Group group)(Code) Remove the specified Group from this user database. Parameters:   group - The group to be removed removeRole public void removeRole(Role role)(Code) Remove the specified Role from this user database. Parameters:   role - The role to be removed removeUser public void removeUser(User user)(Code) Remove the specified User from this user database. Parameters:   user - The user to be removed save public void save() throws Exception(Code) Save any updated information to the persistent storage location for this user database. exception:   Exception - if any exception is thrown during saving setPathname public void setPathname(String pathname)(Code) Set the relative or absolute pathname to the persistent storage file. Parameters:   pathname - The new pathname toString public String toString()(Code) Return a String representation of this UserDatabase. Methods inherited from java.lang.Object native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc) public boolean equals(Object obj)(Code)(Java Doc) protected void finalize() throws Throwable(Code)(Java Doc) final native public Class getClass()(Code)(Java Doc) native public int hashCode()(Code)(Java Doc) final native public void notify()(Code)(Java Doc) final native public void notifyAll()(Code)(Java Doc) public String toString()(Code)(Java Doc) final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc) final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc) final public void wait() throws InterruptedException(Code)(Java Doc)