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@takusemba
https://github.com/TakuSemba
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Protocol Buffers
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Json Protocol buffers
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Wire
Clean, lightweight protocol buffers for Android and Java.
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syntax = "proto3";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
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data class Coffee(
/**
* ex) espresso
*/
@field:WireField(tag = 1, adapter = "com.squareup.wire.ProtoAdapter#STRING")
val name: String? = null,
/**
* ex) 340
*/
@field:WireField(tag = 2, adapter = "com.squareup.wire.ProtoAdapter#DOUBLE")
val price: Double? = null,
/**
* ex) small / medium / large
*/
@field:WireField(tag = 3, adapter = "com.takusemba.proto.Size#ADAPTER")
val size: Size? = null,
/**
* ex) true / false
*/
@field:WireField(tag = 4, adapter = "com.squareup.wire.ProtoAdapter#BOOL")
val isAvailable: Boolean? = null,
val unknownFields: ByteString = ByteString.EMPTY
) : Message(ADAPTER, unknownFields) {
…
}
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data class Coffee(
/**
* ex) espresso
*/
@field:WireField(tag = 1, adapter = "com.squareup.wire.ProtoAdapter#STRING")
val name: String? = null,
/**
* ex) 340
*/
@field:WireField(tag = 2, adapter = "com.squareup.wire.ProtoAdapter#DOUBLE")
val price: Double? = null,
/**
* ex) small / medium / large
*/
@field:WireField(tag = 3, adapter = "com.takusemba.proto.Size#ADAPTER")
val size: Size? = null,
/**
* ex) true / false
*/
@field:WireField(tag = 4, adapter = "com.squareup.wire.ProtoAdapter#BOOL")
val isAvailable: Boolean? = null,
val unknownFields: ByteString = ByteString.EMPTY
) : Message(ADAPTER, unknownFields) {
…
}
val name: String? = null,
val price: Double? = null,
val size: Size? = null,
val isAvailable: Boolean? = null,
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data class Coffee(
/**
* ex) espresso
*/
@field:WireField(tag = 1, adapter = "com.squareup.wire.ProtoAdapter#STRING")
val name: String? = null,
/**
* ex) 340
*/
@field:WireField(tag = 2, adapter = "com.squareup.wire.ProtoAdapter#DOUBLE")
val price: Double? = null,
/**
* ex) small / medium / large
*/
@field:WireField(tag = 3, adapter = "com.takusemba.proto.Size#ADAPTER")
val size: Size? = null,
/**
* ex) true / false
*/
@field:WireField(tag = 4, adapter = "com.squareup.wire.ProtoAdapter#BOOL")
val isAvailable: Boolean? = null,
val unknownFields: ByteString = ByteString.EMPTY
) : Message(ADAPTER, unknownFields) {
…
}
data class Coffee(
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--java_interop
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--java_interop
val coffee = Coffee(
name = "espresso",
price = 310.0,
size = Size.SMALL,
isAvailable = true
)
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--java_interop
val coffee = Coffee(
name = "espresso",
price = 310.0,
size = Size.SMALL,
isAvailable = true
)
val coffee = Coffee.Builder()
.name("espresso")
.price(310.0)
.size(Size.SMALL)
.isAvailable(true)
.build()
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--java_interop
val coffee = Coffee(
name = "espresso",
price = 310.0,
size = Size.SMALL,
isAvailable = true
)
val coffee = Coffee.Builder()
.name("espresso")
.price(310.0)
.size(Size.SMALL)
.isAvailable(true)
.build()
val name: String
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--java_interop
val coffee = Coffee(
name = "espresso",
price = 310.0,
size = Size.SMALL,
isAvailable = true
)
val coffee = Coffee.Builder()
.name("espresso")
.price(310.0)
.size(Size.SMALL)
.isAvailable(true)
.build()
val name: String @JvmField val name: String
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kotlin nullability
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kotlin nullability
syntax = "proto3";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
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kotlin nullability
syntax = "proto3";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
syntax = "proto3";
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kotlin nullability
syntax = “proto2";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
syntax = “proto2";
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kotlin nullability
syntax = “proto2";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
message Coffee {
string name = 1; // espresso
double price = 2; // 340
Size size = 3; // small / medium / large
bool isAvailable = 4; // true / false
}
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kotlin nullability
syntax = "proto2";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
required string name = 1; // espresso
required double price = 2; // 340
required Size size = 3; // small / medium / large
optional bool isAvailable = 4; // true / false
}
message Coffee {
required string name = 1; // espresso
required double price = 2; // 340
required Size size = 3; // small / medium / large
optional bool isAvailable = 4; // true / false
}
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kotlin nullability
syntax = "proto2";
package com.takusemba;
option java_package = "com.takusemba.proto";
enum Size {
SMALL = 0;
MEDIUM = 1;
LARGE = 2;
}
message Coffee {
required string name = 1; // espresso
required double price = 2; // 340
required Size size = 3; // small / medium / large
optional bool isAvailable = 4; // true / false
}
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data class Coffee(
/**
* ex) espresso
*/
@field:WireField(tag = 1, adapter = "com.squareup.wire.ProtoAdapter#STRING")
val name: String,
/**
* ex) 340
*/
@field:WireField(tag = 2, adapter = "com.squareup.wire.ProtoAdapter#DOUBLE")
val price: Double,
/**
* ex) small / medium / large
*/
@field:WireField(tag = 3, adapter = "com.takusemba.proto.Size#ADAPTER")
val size: Size,
/**
* ex) true / false
*/
@field:WireField(tag = 4, adapter = "com.squareup.wire.ProtoAdapter#BOOL")
val isAvailable: Boolean? = null,
val unknownFields: ByteString = ByteString.EMPTY
) : Message(ADAPTER, unknownFields) {
…
}
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data class Coffee(
/**
* ex) espresso
*/
@field:WireField(tag = 1, adapter = "com.squareup.wire.ProtoAdapter#STRING")
val name: String,
/**
* ex) 340
*/
@field:WireField(tag = 2, adapter = "com.squareup.wire.ProtoAdapter#DOUBLE")
val price: Double,
/**
* ex) small / medium / large
*/
@field:WireField(tag = 3, adapter = "com.takusemba.proto.Size#ADAPTER")
val size: Size,
/**
* ex) true / false
*/
@field:WireField(tag = 4, adapter = "com.squareup.wire.ProtoAdapter#BOOL")
val isAvailable: Boolean? = null,
val unknownFields: ByteString = ByteString.EMPTY
) : Message(ADAPTER, unknownFields) {
…
}
val name: String, // required
val price: Double, // required
val size: Size, // required
val isAvailable: Boolean? = null, // optional
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https://github.com/takusemba
https://twitter.com/takusemba