tdlight-team/tdlib-serializer
tdlight-team/tdlib-serializer
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enterprise ready tdapi

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This commit is contained in:
andrew (from workstation) 2020-10-16 22:12:42 +02:00
parent a9b4b6f44a
commit c834615846
3 changed files with 252 additions and 37 deletions
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251
__main__.py
View File

@ -7,6 +7,72 @@ from code_writer import CodeWriter
natives = ["int", "long", "boolean", "String", "double", "byte[]", "byte"]
native_to_object = {
"boolean": "Boolean",
"byte[]": "Byte",
"byte": "Byte",
"int": "Integer",
"short": "Short",
"char": "Character",
"long": "Long",
"float": "Float",
"double": "Double",
"String": "String"
}
comment = ("/**", "* ", "*/")
cmp_natives = natives.copy()
cmp_natives.remove("String")
cmp_natives.remove("byte[]")
def split_docs(docs: typing.List[str]) -> typing.List[str]:
tokens = " ".join(docs).split(" ")
result = [tokens[0]]
for token in tokens[1:]:
if len(" ".join(result[-1]) + token) < 70:
result[-1] += f" {token}"
else:
result.append(token)
return result
def extract_doc(lines: typing.List[str], line: int) -> typing.List[str]:
line = next(
n
for n in range(line - 2, 0, -1)
if lines[n].startswith("/**")
)
result = []
while True:
line += 1
if lines[line].startswith("*/"):
break
current = lines[line].split(" ", maxsplit=1)[-1]
if current.strip() != "*":
result.append(current)
return result
def hash_object(name: str, typ: str) -> str:
if not typ.endswith("[]"):
return f"{name} == null ? 0 : {name}.hashCode()"
elif typ.endswith("[][]"):
return f"Arrays.deepHashCode({name})"
else:
return f"Arrays.hashCode({name})"
def deserialize_tdapi(output: CodeWriter, arg_name: str, arg_type: str, cont, classes, null_check: bool = True):
if null_check:
@ -241,6 +307,7 @@ def main(input_path: str, output_path: str, headers_path: str):
inside_function_class: bool = False
inside_object_container_class: bool = False
container_class_name: typing.Optional[str] = None
current_class_docs: typing.Optional[typing.List[str]] = None
function_depth: int = 0
function_classes = OrderedDict()
@ -252,11 +319,12 @@ def main(input_path: str, output_path: str, headers_path: str):
container_classes: typing.List[str] = []
# [class_name, ...]
current_arguments: typing.Optional[typing.List[typing.Tuple[str, str]]] = None
current_arguments: typing.Optional[typing.List[typing.Tuple[str, str, typing.List[str]]]] = None
# [(arg_name, arg_type), ...]
for line in data_input.readlines():
line = line.strip()
lines = list(map(str.strip, data_input.readlines()))
for no, line in enumerate(lines):
keywords = line.split()
if not keywords:
@ -285,7 +353,8 @@ def main(input_path: str, output_path: str, headers_path: str):
if inside_object_class and keywords[-1] == "}":
inside_object_class = False
object_classes[current_class_name] = (current_constructor, container_class_name, current_arguments)
object_classes[current_class_name] = (current_constructor, container_class_name,
current_arguments, current_class_docs)
container_class_name = None
current_arguments = None
current_class_name = None
@ -294,7 +363,8 @@ def main(input_path: str, output_path: str, headers_path: str):
if inside_function_class and keywords[0] == "}":
inside_function_class = False
function_classes[current_class_name] = (current_constructor, container_class_name, current_arguments)
function_classes[current_class_name] = (current_constructor, container_class_name,
current_arguments, current_class_docs)
current_arguments = None
container_class_name = None
current_class_name = None
@ -303,7 +373,7 @@ def main(input_path: str, output_path: str, headers_path: str):
if inside_function_class or inside_object_class:
if len(keywords) == 3 and keywords[-1].endswith(";"):
current_arguments.append((keywords[1], keywords[2][:-1]))
current_arguments.append((keywords[1], keywords[2][:-1], extract_doc(lines, no)))
continue
if len(keywords) == 7 and keywords[4] == "CONSTRUCTOR":
@ -330,6 +400,7 @@ def main(input_path: str, output_path: str, headers_path: str):
current_class_name = keywords[-4]
current_arguments = []
inside_object_class = True
current_class_docs = extract_doc(lines, no)
container_class_name = keywords[5]
continue
@ -337,6 +408,7 @@ def main(input_path: str, output_path: str, headers_path: str):
current_class_name = keywords[-4]
current_arguments = []
inside_function_class = True
current_class_docs = extract_doc(lines, no)
container_class_name = keywords[5]
continue
@ -405,10 +477,21 @@ def main(input_path: str, output_path: str, headers_path: str):
for class_name, class_meta in classes.items():
output.indent()
output.open_custom_block("public static class", class_name, "extends", class_meta[1])
output.newline()
for arg_type, arg_name in class_meta[2]:
for arg_type, arg_name, docs in class_meta[2]:
output.newline()
output.indent()
output.open_docs()
output.newline()
output.indent()
for doc in split_docs(docs):
output.write_docs(doc)
output.newline()
output.indent()
output.close_docs()
output.newline()
output.indent()
output.declare(arg_name, arg_type, "public")
output.newline()
@ -425,24 +508,54 @@ def main(input_path: str, output_path: str, headers_path: str):
output.close_block()
output.newline()
if class_meta[2]:
output.indent()
output.open_constructor_function(class_name, class_meta[2])
output.open_docs()
for doc in class_meta[3]:
output.newline()
output.indent()
output.write_docs(doc)
output.newline()
output.indent()
output.write_docs()
for arg_name, arg_type, docs in class_meta[2]:
docs = split_docs(docs)
output.newline()
output.indent()
output.write_docs(f"@param {arg_type} {arg_name} {docs[0]}")
for doc in docs[1:]:
output.newline()
output.indent()
output.write_docs()
output.fd.write(f" {doc}")
output.newline()
output.indent()
output.close_docs()
output.newline()
for arg_type, arg_name in class_meta[2]:
if class_meta[2]:
output.indent()
output.open_constructor_function(class_name, [(x[0], x[1]) for x in class_meta[2]])
output.newline()
for arg_type, arg_name, _ in class_meta[2]:
output.indent()
output.class_assign(arg_name, arg_name)
output.newline()
output.close_block(space=True)
output.newline()
output.indent()
output.open_constructor_function(class_name, [("DataInput", "input")], "IOException")
output.newline()
for arg_type, arg_name in class_meta[2]:
for arg_type, arg_name, _ in class_meta[2]:
if arg_type in natives:
deserialize_native(output, arg_name, arg_type)
@ -529,7 +642,7 @@ def main(input_path: str, output_path: str, headers_path: str):
output.call("output.writeInt", f"CONSTRUCTOR")
output.newline()
for arg_type, arg_name in class_meta[2]:
for arg_type, arg_name, _ in class_meta[2]:
if arg_type in natives:
serialize_native(output, arg_type, arg_name)
@ -609,6 +722,116 @@ def main(input_path: str, output_path: str, headers_path: str):
output.close_block(space=True)
output.close_block(space=True)
output.close_block(space=True)
output.newline()
output.indent()
output.open_function("equals", [("java.lang.Object", "o")], "boolean")
output.newline()
output.indent()
output.open_if("this == o")
output.newline()
output.indent()
output.ret("true")
output.newline()
output.close_block(space=True)
output.indent()
output.open_if("o == null || getClass() != o.getClass()")
output.newline()
output.indent()
output.ret("false")
output.newline()
output.close_block(space=True)
if class_meta[2]:
output.indent()
other_class = class_name[0].lower() + class_name[1:]
output.local_assign(class_name, other_class, f"({class_name}) o")
output.newline()
for arg_type, arg_name, _ in class_meta[2]:
output.indent()
if arg_type in cmp_natives:
output.open_if(f"this.{arg_name} != {other_class}.{arg_name}")
elif not arg_type.endswith("[]"):
output.open_if(f"!Objects.equals(this.{arg_name}, {other_class}.{arg_name})")
elif arg_type.endswith("[][]"):
output.open_if(f"!Arrays.deepEquals(this.{arg_name}, {other_class}.{arg_name})")
else:
output.open_if(f"!Arrays.equals(this.{arg_name}, {other_class}.{arg_name})")
output.newline()
output.indent()
output.ret("false")
output.newline()
output.close_block(space=True)
output.indent()
output.ret("true")
output.newline()
output.close_block(space=True)
output.newline()
output.indent()
output.open_function("hashCode", [], "int")
output.newline()
output.indent()
if class_meta[2]:
primitives = [(t, n) for t, n, _ in class_meta[2] if t in cmp_natives]
if primitives and len(class_meta[2]) == 1:
output.ret(f"{native_to_object[primitives[0][0]]}.hashCode(this.{primitives[0][1]})")
elif primitives:
output.local_assign("int", "result",
f"{native_to_object[primitives[0][0]]}.hashCode(this.{primitives[0][1]})")
output.newline()
output.indent()
for arg_type, arg_name in primitives[1:]:
output.assign("result", f"result * 31 + "
f"{native_to_object[arg_type]}.hashCode(this.{arg_name})")
output.newline()
output.indent()
tdapi = [(t, n) for t, n, _ in class_meta[2] if n not in [p[1] for p in primitives]]
if tdapi and len(class_meta[2]) == 1:
output.ret(hash_object(f"this.{tdapi[0][1]}", tdapi[0][0]))
start = 1
else:
if not primitives:
output.local_assign("int", "result", hash_object(f'this.{tdapi[0][1]}', tdapi[0][0]))
output.newline()
output.indent()
start = 1
else:
start = 0
for arg_type, arg_name in tdapi[start:]:
output.assign("result", f"result * 31 + ({hash_object(f'this.{arg_name}', arg_type)})")
output.newline()
output.indent()
if len(class_meta[2]) > 1:
output.ret("result")
else:
output.ret("CONSTRUCTOR")
output.newline()
output.close_block(space=True)
output.close_block(space=True)
output.newline()

15
code_writer.py
View File

@ -19,6 +19,18 @@ class CodeWriter:
self.fd.write(" ".join(blocks) + " {")
self.indent_depth += 1
def open_docs(self):
self.fd.write("/**")
def write_docs(self, text: str = ""):
if text.strip() != "":
self.fd.write(f" * {text}")
else:
self.fd.write(" *")
def close_docs(self):
self.fd.write(" */")
def class_assign(self, class_value, local_value):
self.fd.write("this." + class_value + " = " + local_value + ";")
@ -60,6 +72,9 @@ class CodeWriter:
def local_assign(self, object_type: str, name: str, value: str):
self.fd.write(object_type + " " + name + " = " + value + ";")
def assign(self, name: str, value: str):
self.fd.write(name + " = " + value + ";")
def open_for(self, start: str, cond: str, stmt: str):
self.indent_depth += 1
self.fd.write("for (" + start + "; " + cond + "; " + stmt + ") {")

25
headers.txt
View File

@ -6,36 +6,13 @@ import java.lang.IllegalStateException;
import java.io.IOException;
import java.io.DataInput;
import java.util.Arrays;
import java.util.Objects;
public class TdApi {
public abstract static class Object {
public native String toString();
@Override
public boolean equals(java.lang.Object o) {
if (o == null) return false;
if (o == this) return true;
if (o instanceof TdApi.Object) {
try {
return Arrays.equals(this.serialize(), ((TdApi.Object) o).serialize());
} catch (IOException ex) {
ex.printStackTrace();
}
}
return false;
}
@Override
public int hashCode() {
try {
return Arrays.hashCode(this.serialize());
} catch (IOException ex) {
ex.printStackTrace();
}
return 0;
}
public abstract int getConstructor();
public byte[] serialize() throws IOException {