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Remake

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TGIshib
2016-08-03 13:29:50 +03:00
parent 867dfc5957
commit dc7f5bc0d8
9 changed files with 241 additions and 12 deletions
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67
src/idl_gen_general.cpp
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@@ -960,6 +960,7 @@ void GenStruct(StructDef &struct_def, std::string *code_ptr) {
}
}
code += "\n";
flatbuffers::FieldDef *key_field = nullptr;
if (struct_def.fixed) {
// create a struct constructor function
code += " public static " + GenOffsetType(struct_def) + " ";
@@ -1048,6 +1049,7 @@ void GenStruct(StructDef &struct_def, std::string *code_ptr) {
it != struct_def.fields.vec.end(); ++it) {
auto &field = **it;
if (field.deprecated) continue;
if (field.key) key_field = &field;
code += " public static void " + FunctionStart('A') + "dd";
code += MakeCamel(field.name);
code += "(FlatBufferBuilder builder, ";
@@ -1130,6 +1132,71 @@ void GenStruct(StructDef &struct_def, std::string *code_ptr) {
code += "); }\n";
}
}
if (struct_def.has_key) {
bool is_string = key_field->value.type.base_type == BASE_TYPE_STRING;
std::string key_name = lang_.language == IDLOptions::kCSharp ? MakeCamel(key_field->name) : key_field->name + "()";
std::string key_type = GenTypeGet(key_field->value.type);
std::string key_offset = NumToString(key_field->value.offset);
std::string key_getter = is_string ? GenGetter(key_field->value.type) : GenGetter(key_field->value.type).substr(2);
std::string data_buffer = lang_.language == IDLOptions::kCSharp ? "builder.DataBuffer" : "bb";
code += "\n public static int " + FunctionStart('K') + "eysCompare(" + key_type + " o1, " + key_type + " o2) ";
if (lang_.language == IDLOptions::kJava && !is_string) {
code += "{\n if (o1 < o2) return -1;\n";
code += " else if (o1 == o2) return 0;\n";
code += " else return 1;\n }\n";
}
else {
code += "{ return o1." + FunctionStart('C') + "ompareTo(o2); }\n";
}
code += "\n public int " + FunctionStart('K') + "eyCompareWithValue(" + key_type + " val) ";
if (lang_.language == IDLOptions::kJava && !is_string) {
code += "{\n if (" + key_name + " < val) return -1;\n";
code += " else if (" + key_name + " == val) return 0;\n";
code += " else return 1;\n }\n";
}
else {
code += "{ return " + key_name + "." + FunctionStart('C') + "ompareTo(val); }\n";
}
code += "\n public static ";
code += (lang_.language == IDLOptions::kCSharp ? "VectorOffset " : "int ") + FunctionStart('C') + "reateMySortedTableVector(FlatBufferBuilder builder, ";
code += (lang_.language == IDLOptions::kCSharp ? " Offset<" + struct_def.name + ">" : "ByteBuffer bb, int") + "[] off" + (lang_.language == IDLOptions::kCSharp ? "sets" : "") + ") {\n";
if (lang_.language == IDLOptions::kJava) {
code += " Integer[] offsets = new Integer[off.length];\n";
code += " for (int i = 0; i < off.length; i++) offsets[i] = off[i];\n";
}
code += " Array";
code += (lang_.language == IDLOptions::kCSharp ? ".S" : "s.s");
code += "ort(offsets, (";
code += (lang_.language == IDLOptions::kCSharp ? "Offset<" + struct_def.name + "> o1, Offset<" + struct_def.name + "> o2) => " : "Integer o1, Integer o2) -> ");
code += FunctionStart('K') + "eysCompare(";
code += (is_string ? key_getter : data_buffer + key_getter) + "(__offset(" + key_offset + ", " + data_buffer + (lang_.language == IDLOptions::kCSharp ? ".Length - o1.Value" : ".array().length - o1");
code += ", " + data_buffer + ", true)" + (is_string ? ", " + data_buffer : "") + "),\n ";
code += (is_string ? key_getter : data_buffer + key_getter) + "(__offset(" + key_offset + ", " + data_buffer + (lang_.language == IDLOptions::kCSharp ? ".Length - o2.Value" : ".array().length - o2");
code += ", " + data_buffer + ", true)" + (is_string ? ", " + data_buffer : "") + ")));\n";
if (lang_.language == IDLOptions::kJava) code += " for (int i = 0; i < off.length; i++) off[i] = offsets[i];\n";
code += " return builder." + FunctionStart('C') + "reateVectorOfTables(off" + (lang_.language == IDLOptions::kCSharp ? "sets" : "") + ");\n }\n";
code += "\n public static " + struct_def.name + " " + FunctionStart('L') + "ookupByKey(" + struct_def.name;
code += "[] tables, " + key_type + " key) {\n";
code += " int span = tables." + FunctionStart('L') + "ength, start = 0;\n";
code += " while (span != 0) {\n";
code += " int middle = span / 2;\n";
code += " " + struct_def.name + " table = tables[start + middle];\n";
code += " int comp = table." + FunctionStart('K') + "eyCompareWithValue(key);\n";
code += " if (comp > 0) span = middle;\n";
code += " else if (comp < 0) {\n";
code += " middle++;\n";
code += " start += middle;\n";
code += " span -= middle;\n";
code += " }\n";
code += " else return table;\n";
code += " }\n";
code += " return null;\n";
code += " }\n";
}
code += "}";
// Java does not need the closing semi-colon on class definitions.
code += (lang_.language != IDLOptions::kJava) ? ";" : "";