protected Catalog getCatalog()

in base/src/main/java/org/apache/commons/chain2/base/LookupCommand.java [323:348]

• 23 lines of code
• 5 McCabe index (conditional complexity)

    protected Catalog<K, V, C> getCatalog(C context) {
        CatalogFactory<K, V, C> lookupFactory = this.catalogFactory;
        if (lookupFactory == null) {
            lookupFactory = CatalogFactoryBase.getInstance();
        }

        String catalogName = getCatalogName();
        Catalog<K, V, C> catalog = null;
        if (catalogName == null) {
            // use default catalog
            catalog = lookupFactory.getCatalog();
        } else {
            catalog = lookupFactory.getCatalog(catalogName);
        }
        if (catalog == null) {
            if (catalogName == null) {
                throw new IllegalArgumentException
                    ("Cannot find default catalog");
            } else {
                throw new IllegalArgumentException
                    ("Cannot find catalog '" + catalogName + "'");
            }
        }

        return catalog;
    }