RProtoBuf (version 0.3.2)

size-methods: Size of a message field

Description

The number of object currently in a given field of a protocol buffer message.

For non repeated fields, the size is 1 if the message has the field, 0 otherwise.

For repeated fields, the size is the number of objects in the array.

Examples

unitest.proto.file <- system.file("unitTests", "data", "unittest.proto",
				  package = "RProtoBuf" )
readProtoFiles(file = unitest.proto.file)

test <- new(protobuf_unittest.TestAllTypes)
test$size("optional_int32")

test$add("repeated_int32", 1:10)
test$size("repeated_int32")