userpropertymanagerejb.java

CRM源码This file describes some issues that should be implemented in future and how it should be imple

        String fieldsValue = getUserProperty(FIELDS_FOR_GRID_PROP_PREFIX + entity, user);
        if(fieldsValue != null) {
            fields = StringHelper.split(fieldsValue, ";");
        }
        return fields;
    }

    /**
     * Sets collections of fields represented in grid
     *
     * @param user   User object
     * @param entity Entity name
     * @param fields Fields names to set.
     */
    public UserPropertyID setFieldsForGrid(User user, String entity, String[] fields) {
        String fieldsValue = StringHelper.join(fields, ";");
        return setUserProperty(FIELDS_FOR_GRID_PROP_PREFIX + entity, fieldsValue, user);
    }

    /**
     * Delete all dialog ui settings for the given user
     * @param user user
     */
    public void deleteDialogUISettings(User user) {
        deletePropsStartsWith(user, DIALOG_SETTINGS_PROP_PREFIX);
    }

    /**
     * Updates the given dialog ui settings without any cleaning for the given user.
     * @param user user
     * @param settingsToSave settings to save
     */
    public void updateDialogUISettings(User user, DialogSetting settingsToSave) {
        setUserProperty(getSerizlizedDialogSettingKey(settingsToSave), getSerializedDialogSettingValue(settingsToSave), user);
    }

    /**
     * We delete all user settings and recreate it again to optimize future all props loading.
     *
     * @param user           user
     * @param settingsToSave settings to save
     */
    public void resetDialogUISettings(User user, Collection<DialogSetting> settingsToSave) {
        deleteDialogUISettings(user);
        for(DialogSetting dialogSetting : settingsToSave) {
            setUserProperty(getSerizlizedDialogSettingKey(dialogSetting), getSerializedDialogSettingValue(dialogSetting), user);
        }
    }

    public Collection<DialogSetting> loadDialogsUISettings(User user) {
        Collection<DialogSetting> ret = new LinkedList<DialogSetting>();
        Map<String, String> uiProps = ConfigPropertyFactory.getInstance().getUserPropertyConfigDAO().
                loadUserPropertiesLike(user, DIALOG_SETTINGS_PROP_PREFIX);

        for(String uiElementId : uiProps.keySet()) {
            DialogSetting setting = deserializeDialogSettings(uiElementId, uiProps.get(uiElementId));
            if(setting != null) {
                ret.add(setting);
            }
        }

        return ret;
    }

    public void deleteGridSettings(User user) {
        deletePropsStartsWith(user, GRID_SETTINGS_PROP_PREFIX);
    }

    public void updateGridSettings(User user, GridSetting settingsToSave) {
        setUserProperty(getSerizlizedGridSettingKey(settingsToSave), getSerializedGridSettingValue(settingsToSave), user);
    }

    public Collection<GridSetting> loadGridSettings(User user) {
        Collection<GridSetting> ret = new LinkedList<GridSetting>();
        Map<String, String> uiProps = ConfigPropertyFactory.getInstance().getUserPropertyConfigDAO().
                loadUserPropertiesLike(user, GRID_SETTINGS_PROP_PREFIX);

        for(String uiElementId : uiProps.keySet()) {
            GridSetting setting = deserializeGridSettings(uiElementId, uiProps.get(uiElementId));
            if(setting != null) {
                ret.add(setting);
            }
        }

        return ret;
    }

    private void deletePropsStartsWith(User user, String propStarting) {
        ConfigPropertyFactory.getInstance().getUserPropertyConfigDAO().deleteUserPropertiesLike(user, propStarting);
        //clear all cache for user, because we need to be sure, that procedure updateUserProperty(key, value) works properly and store it in DB.
        Cache cache = ConfigPropertyFactory.getInstance().getUserPropertyConfigCache();
        Collection<UserPropertyID> toDelete = new LinkedList<UserPropertyID>();
        for(Object objKey : cache.keys()) {
            UserPropertyID key = (UserPropertyID) objKey;
            if(key.getUserId() == user.getUserID() && key.getId().startsWith(propStarting)) {
                toDelete.add(key);
            }
        }
        for(UserPropertyID key : toDelete) {
            cache.remove(key);
        }
    }

    private String getSerializedDialogSettingValue(DialogSetting dialogSetting) {
        return dialogSetting.getLeft() + DIVIDER_UI_SETTINGS_CHAR + dialogSetting.getTop() +
                DIVIDER_UI_SETTINGS_CHAR + dialogSetting.getWidth() + DIVIDER_UI_SETTINGS_CHAR
                + dialogSetting.getHeight();
    }

    private String getSerizlizedDialogSettingKey(DialogSetting dialogSetting) {
        return DIALOG_SETTINGS_PROP_PREFIX + dialogSetting.getFormId() + DIVIDER_UI_SETTINGS_CHAR + dialogSetting.getFieldId();
    }

    private DialogSetting deserializeDialogSettings(String uiElementId, String uiElementValue) {
        String formAndField = uiElementId.substring(DIALOG_SETTINGS_PROP_PREFIX.length());
        String formAndFieldArr[] = formAndField.split(DIVIDER_UI_SETTINGS_CHAR);
        String sizes[] = uiElementValue.split(DIVIDER_UI_SETTINGS_CHAR);

        DialogSetting ret = null;
        if((formAndFieldArr.length >= 2) && (sizes.length >= 4)) {
            try {
                int left = Integer.parseInt(sizes[0]);
                int top = Integer.parseInt(sizes[1]);
                int width = Integer.parseInt(sizes[2]);
                int height = Integer.parseInt(sizes[3]);
                ret = new DialogSettingImpl(formAndFieldArr[0], formAndFieldArr[1], left, top, width, height);
            } catch (Exception e) {
                //do nothing just return the null value
            }
        }
        return ret;
    }

    private String getSerializedGridSettingValue(GridSetting settings) {
        StringBuffer ret = new StringBuffer(Boolean.toString(settings.isCounterOn()) + DIVIDER_UI_SETTINGS_CHAR
                + Integer.toString(settings.getPageSize()) + DIVIDER_UI_SETTINGS_CHAR);
        Map<String, Integer> columnWidths = settings.getColumnWidths();
        if(columnWidths != null) {
            for(String columnName : columnWidths.keySet()) {
                ret.append(columnName).append(DIVIDER_UI_SETTINGS_CHAR).append(columnWidths.get(columnName)).append(DIVIDER_UI_SETTINGS_CHAR);
            }
        }
        return ret.toString();
    }

    private String getSerizlizedGridSettingKey(GridSetting setting) {
        return GRID_SETTINGS_PROP_PREFIX + setting.getFormID();
    }

    private GridSetting deserializeGridSettings(String gridElementId, String gridElementValue) {
        String formId = gridElementId.substring(GRID_SETTINGS_PROP_PREFIX.length());
        String params[] = gridElementValue.split(DIVIDER_UI_SETTINGS_CHAR);
        GridSettingDefImpl setts = null;
        if(params.length >= 2) {
            try {
                boolean isCounter = Boolean.parseBoolean(params[0]);
                int pageSize = Integer.parseInt(params[1]);
                Map<String, Integer> columnsWidth = new HashMap<String, Integer>();
                for(int i = 2; i < params.length - 1; i=i+2) {
                    String columnName = params[i];
                    String columnWidth = params[i + 1];
                    Integer width = Integer.parseInt(columnWidth);
                    columnsWidth.put(columnName, width);
                }
                setts = new GridSettingDefImpl(formId, isCounter, pageSize, columnsWidth);
            } catch (Exception e) {
                //do nothing just return the null value
            }
        }
        return setts;
    }

    private static class DialogSettingImpl implements DialogSetting {
        private String formId;
        private String fieldId;

        private int left;
        private int top;
        private int width;
        private int height;

        public DialogSettingImpl(String formId, String fieldId, int left, int top, int width, int height) {
            this.formId = formId;
            this.fieldId = fieldId;
            this.left = left;
            this.top = top;
            this.width = width;
            this.height = height;
        }

        public String getFormId() {
            return formId;
        }

        public String getFieldId() {
            return fieldId;
        }

        public int getLeft() {
            return left;
        }

        public int getTop() {
            return top;
        }

        public int getWidth() {
            return width;
        }

        public int getHeight() {
            return height;
        }
    }
}