Remove unneeded string literal additions.

td/generate/tl_writer_java.cpp

@@ -191,17 +191,18 @@ std::string TD_TL_writer_java::gen_int_const(const tl::tl_tree *tree_c,
 }
 
 std::string TD_TL_writer_java::gen_output_begin(const std::string &additional_imports) const {
-  return "package " + package_name + ";\n\n";
+  return "package " + package_name +
+         ";\n\n"
+         "public class " +
+         tl_name + " {\n";
 }
 
 std::string TD_TL_writer_java::gen_output_begin_once() const {
-  return "public class " + tl_name +
-         " {\n"
-         "    static {\n"
+  return "    static {\n"
          "        try {\n"
          "            System.loadLibrary(\"tdjni\");\n"
          "        } catch (UnsatisfiedLinkError e) {\n"
-         "            e.printStackTrace();\n" +
+         "            e.printStackTrace();\n"
          "        }\n"
          "    }\n\n"
          "    private " +

td/generate/tl_writer_jni_cpp.cpp

@@ -437,7 +437,7 @@ std::string TD_TL_writer_jni_cpp::gen_fetch_function_result_begin(const std::str
                                                                   const tl::tl_tree *result) const {
   return "\n" + class_name + "::ReturnType " + class_name + "::fetch_result(" + parser_name +
          " &p) {\n"
-         "  if (p == nullptr) return ReturnType();\n" +
+         "  if (p == nullptr) return ReturnType();\n"
          "  return ";
 }
 

td/generate/tl_writer_jni_h.cpp

@@ -99,7 +99,7 @@ std::string TD_TL_writer_jni_h::gen_class_begin(const std::string &class_name, c
            "  virtual ~" +
            class_name +
            "() {\n"
-           "  }\n\n" +
+           "  }\n\n"
            "  virtual void store(JNIEnv *env, jobject &s) const {\n"
            "  }\n\n"
            "  virtual void store(TlStorerToString &s, const char *field_name) const = 0;\n\n"