localpublishersessionbean.java

JAVA做的J2EE下CA认证系统 基于EJB开发

    /**
     * Adds a publisher to the database.
     *
     * @throws PublisherExistsException if hard token already exists.
     * @throws EJBException             if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */

    public void addPublisher(Admin admin, String name, BasePublisher publisher) throws PublisherExistsException {
        debug(">addPublisher(name: " + name + ")");
        addPublisher(admin,findFreePublisherId().intValue(),name,publisher);
        debug("<addPublisher()");
    } // addPublisher


    /**
     * Adds a publisher to the database.
     * Used for importing and exporting profiles from xml-files.
     *
     * @throws PublisherExistsException if hard token already exists.
     * @throws EJBException             if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */

    public void addPublisher(Admin admin, int id, String name, BasePublisher publisher) throws PublisherExistsException {
        debug(">addPublisher(name: " + name + ", id: " + id + ")");
        boolean success = false;
        try {
            publisherhome.findByName(name);
        } catch (FinderException e) {
            try {
                publisherhome.findByPrimaryKey(new Integer(id));
            } catch (FinderException f) {
                try {
                    publisherhome.create(new Integer(id), name, publisher);
                    success = true;
                } catch (CreateException g) {
                    error("Unexpected error creating new publisher: ", g);
                }
            }
        }
        if (success)
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_INFO_PUBLISHERDATA, "Publisher " + name + " added.");
        else
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_ERROR_PUBLISHERDATA, "Error adding publisher " + name);
        if (!success)
            throw new PublisherExistsException();
        debug("<addPublisher()");
    } // addPublisher

    /**
     * Updates publisher data
     *
     * @throws EJBException if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */

    public void changePublisher(Admin admin, String name, BasePublisher publisher) {
        debug(">changePublisher(name: " + name + ")");
        boolean success = false;
        try {
            PublisherDataLocal htp = publisherhome.findByName(name);
            htp.setPublisher(publisher);
            success = true;
        } catch (FinderException e) {
        }

        if (success)
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_INFO_PUBLISHERDATA, "Publisher " + name + " edited.");
        else
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_ERROR_PUBLISHERDATA, "Error editing publisher " + name + ".");

        debug("<changePublisher()");
    } // changePublisher

    /**
     * Adds a publisher with the same content as the original.
     *
     * @throws PublisherExistsException if publisher already exists.
     * @throws EJBException             if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */
    public void clonePublisher(Admin admin, String oldname, String newname) {
        debug(">clonePublisher(name: " + oldname + ")");
        BasePublisher publisherdata = null;
        try {
            PublisherDataLocal htp = publisherhome.findByName(oldname);
            publisherdata = (BasePublisher) htp.getPublisher().clone();
            try {
                addPublisher(admin, newname, publisherdata);
                getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_INFO_PUBLISHERDATA, "New publisher " + newname + ", used publisher " + oldname + " as template.");
            } catch (PublisherExistsException f) {
                getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_ERROR_PUBLISHERDATA, "Error adding publisher " + newname + " using publisher " + oldname + " as template.");
                throw f;
            }
        } catch (Exception e) {
            error("Error cloning publisher: ", e);
            throw new EJBException(e);
        }

        debug("<clonePublisher()");
    } // clonePublisher

    /**
     * Removes a publisher from the database.
     *
     * @throws EJBException if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */
    public void removePublisher(Admin admin, String name) {
        debug(">removePublisher(name: " + name + ")");
        try {
            PublisherDataLocal htp = publisherhome.findByName(name);
            htp.remove();
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_INFO_PUBLISHERDATA, "Publisher " + name + " removed.");
        } catch (Exception e) {
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_ERROR_PUBLISHERDATA, "Error removing publisher " + name + ".", e);
        }
        debug("<removePublisher()");
    } // removePublisher

    /**
     * Renames a publisher
     *
     * @throws PublisherExistsException if publisher already exists.
     * @throws EJBException             if a communication or other error occurs.
     * @ejb.interface-method view-type="both"
     */
    public void renamePublisher(Admin admin, String oldname, String newname) throws PublisherExistsException {
        debug(">renamePublisher(from " + oldname + " to " + newname + ")");
        boolean success = false;
        try {
            publisherhome.findByName(newname);
        } catch (FinderException e) {
            try {
                PublisherDataLocal htp = publisherhome.findByName(oldname);
                htp.setName(newname);
                success = true;
            } catch (FinderException g) {
            }
        }

        if (success)
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_INFO_PUBLISHERDATA, "Publisher " + oldname + " renamed to " + newname + ".");
        else
            getLogSession().log(admin, admin.getCaId(), LogEntry.MODULE_CA, new java.util.Date(), null, null, LogEntry.EVENT_ERROR_PUBLISHERDATA, " Error renaming publisher  " + oldname + " to " + newname + ".");

        if (!success)
            throw new PublisherExistsException();
        debug("<renamePublisher()");
    } // renameHardTokenProfile

    /**
     * Retrives a Collection of id:s (Integer) to authorized publishers.
     *
     * @return Collection of id:s (Integer)
     * @ejb.interface-method view-type="both"
     */
    public Collection getAuthorizedPublisherIds(Admin admin) {
        HashSet returnval = new HashSet();
        Collection result = null;
        boolean superadmin = false;
        // If superadmin return all available publishers
        try {
            superadmin = getAuthorizationSession().isAuthorized(admin, AvailableAccessRules.ROLE_SUPERADMINISTRATOR);
            result = this.publisherhome.findAll();
            Iterator i = result.iterator();
            while (i.hasNext()) {
                PublisherDataLocal next = (PublisherDataLocal) i.next();
                returnval.add(next.getId());
            }
        } catch (AuthorizationDeniedException e1) {
        	log.debug("AuthorizationDeniedException: ", e1);
        } catch (FinderException fe) {
        	log.error("FinderException looking for all publishers: ", fe);
        }

        // If ca admin return
        if (!superadmin) {
            Iterator authorizedcas = this.getAuthorizationSession().getAuthorizedCAIds(admin).iterator();
            while (authorizedcas.hasNext()) {
                returnval.addAll(this.getCAAdminSession().getCAInfo(admin, ((Integer) authorizedcas.next()).intValue()).getCRLPublishers());
            }
        }
        return returnval;
    } // getAuthorizedPublisherIds

    /**
     * Method creating a hashmap mapping publisher id (Integer) to publisher name (String).
     *
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */
    public HashMap getPublisherIdToNameMap(Admin admin) {
        HashMap returnval = new HashMap();
        Collection result = null;

        try {
            result = publisherhome.findAll();
            Iterator i = result.iterator();
            while (i.hasNext()) {
                PublisherDataLocal next = (PublisherDataLocal) i.next();
                returnval.put(next.getId(), next.getName());
            }
        } catch (FinderException e) {
        }
        return returnval;
    } // getPublisherIdToNameMap


    /**
     * Retrives a named publisher.
     *
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */
    public BasePublisher getPublisher(Admin admin, String name) {
        BasePublisher returnval = null;

        try {
            returnval = (publisherhome.findByName(name)).getPublisher();
        } catch (FinderException e) {
            // return null if we cant find it
        }
        return returnval;
    } //  getPublisher

    /**
     * Finds a publisher by id.
     *
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */
    public BasePublisher getPublisher(Admin admin, int id) {
        BasePublisher returnval = null;

        try {
            returnval = (publisherhome.findByPrimaryKey(new Integer(id))).getPublisher();
        } catch (FinderException e) {
            // return null if we cant find it
        }
        return returnval;
    } // getPublisher

    /**
     * Help method used by publisher proxys to indicate if it is time to
     * update it's data.
     *
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */

    public int getPublisherUpdateCount(Admin admin, int publisherid) {
        int returnval = 0;

        try {
            returnval = (publisherhome.findByPrimaryKey(new Integer(publisherid))).getUpdateCounter();
        } catch (FinderException e) {
        }

        return returnval;
    }


    /**
     * Returns a publisher id, given it's publishers name
     *
     * @return the id or 0 if the publisher cannot be found.
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */
    public int getPublisherId(Admin admin, String name) {
        int returnval = 0;

        try {
            Integer id = (publisherhome.findByName(name)).getId();
            returnval = id.intValue();
        } catch (FinderException e) {
        }

        return returnval;
    } // getPublisherId

    /**
     * Returns a publishers name given its id.
     *
     * @return the name or null if id doesnt exists
     * @throws EJBException if a communication or other error occurs.
     * @ejb.transaction type="Supports"
     * @ejb.interface-method view-type="both"
     */
    public String getPublisherName(Admin admin, int id) {
        debug(">getPublisherName(id: " + id + ")");
        String returnval = null;
        PublisherDataLocal htp = null;
        try {
            htp = publisherhome.findByPrimaryKey(new Integer(id));
            if (htp != null) {
                returnval = htp.getName();
            }
        } catch (FinderException e) {
        }

        debug("<getPublisherName()");
        return returnval;
    } // getPublisherName


    private Integer findFreePublisherId() {
        Random ran = (new Random((new Date()).getTime()));
        int id = ran.nextInt();
        boolean foundfree = false;

        while (!foundfree) {
            try {
                if (id > 1)
                    publisherhome.findByPrimaryKey(new Integer(id));
                id = ran.nextInt();
            } catch (FinderException e) {
                foundfree = true;
            }
        }
        return new Integer(id);
    } // findFreeHardTokenIssuerId


} // LocalPublisherSessionBean