Code: Select all
UserCode: Select all
package demo;
option java_package = "com.stackoverflow.question";
option java_outer_classname = "UserModel";
message User {
message UserHeader {
required int64 userId = 1;
}
required UserHeader header = 1;
extensions 100 to 200;
}
Code: Select all
EmployeeCode: Select all
import "person.proto";
package demo;
option java_package = "com.stackoverflow.question";
option java_outer_classname = "EmployeeModel";
extend demo.User {
optional EmployeeDetails details = 101;
}
message EmployeeDetails {
required string department = 1;
repeated Skill skills = 2;
}
message Skill {
required int64 id = 1;
required string name = 2;
}
Code: Select all
ExtensionRegistry registry = ExtensionRegistry.newInstance();
EmployeeModel.registerAllExtensions(registry);
UserModel.User.Builder userBuilder = UserModel.User.newBuilder();
userBuilder.setHeader(UserModel.User.UserHeader.newBuilder().setUserId(1000));
EmployeeModel.EmployeeDetails.Builder employeeBuilder = EmployeeModel.EmployeeDetails.newBuilder();
employeeBuilder.setDepartment("Department 1")
.addSkills(EmployeeModel.Skill.newBuilder()
.setId(10_000)
.setName("Skill 10_0000")
.build())
.addSkills(EmployeeModel.Skill.newBuilder()
.setId(11_000)
.setName("Skill 11_0000")
.build());
userBuilder.setExtension(EmployeeModel.details, employeeBuilder.build());
final String json = JsonFormat.printer().print(userBuilder.build());
fehl
Code: Select all
UserModel.User.Builder userBuilder2 = UserModel.User.newBuilder();
JsonFormat.parser().merge(json, userBuilder2);
Gibt es eine Möglichkeit, diese Serialisierungs-/Deserialisierungskette Protobuf → JSON → Protobuf zum Laufen zu bringen?
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