SnippetIDClassNames tmp = JsonHandler.readJson(s, SnippetIDClassNames.class);
tmp.standardOutlineRendererSuppliers.forEach(outlineRendererSupplier::addStandardSnippetID);
tmp.standardSymbolRendererSuppliers.forEach(symbolRendererSupplier::addStandardSnippetID);
SnippetIDClassNames tmp = JsonHandler.readJson(s, SnippetIDClassNames.class);
tmp.standardOutlineRendererSuppliers.forEach(outlineRendererSupplier::addStandardSnippetID);
tmp.standardSymbolRendererSuppliers.forEach(symbolRendererSupplier::addStandardSnippetID);