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QuickStart · msgpack/msgpack-java Wiki · GitHub
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QuickStart
Taro L. Saito edited this page May 22, 2020
·
20 revisions
pom.xml
<dependency>
<groupId>org.msgpack</groupId>
<artifactId>msgpack-core</artifactId>
<version>(version)</version>
</dependency>
// Serialize with MessagePacker.
// MessageBufferPacker is an optimized version of MessagePacker for packing data into a byte array
MessageBufferPacker packer = MessagePack.newDefaultBufferPacker();
packer
.packInt(1)
.packString("leo")
.packArrayHeader(2)
.packString("xxx-xxxx")
.packString("yyy-yyyy");
byte[] msgpack = packer.toByteArray()
// Deserialize with MessageUnpacker
MessageUnpacker unpacker = MessagePack.newDefaultUnpacker(msgpack);
int id = unpacker.unpackInt(); // 1
String name = unpacker.unpackString(); // "leo"
int numPhones = unpacker.unpackArrayHeader(); // 2
String[] phones = new String[numPhones];
for (int i = 0; i < numPhones; ++i) {
phones[i] = unpacker.unpackString(); // phones = {"xxx-xxxx", "yyy-yyyy"}
}
unpacker.close();
See also here for more advanced usages.
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