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BitcoinSerializer: Simplify if ladder in makeMessage().

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This commit is contained in:
Andreas Schildbach 2021-03-05 19:16:17 +01:00
parent 9336f1db1b
commit 4fcfedd704
1 changed files with 10 additions and 12 deletions
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22
core/src/main/java/org/bitcoinj/core/BitcoinSerializer.java
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@ -215,29 +215,28 @@ public class BitcoinSerializer extends MessageSerializer {
private Message makeMessage(String command, int length, byte[] payloadBytes, byte[] hash, byte[] checksum) throws ProtocolException {
// We use an if ladder rather than reflection because reflection is very slow on Android.
Message message;
if (command.equals("version")) {
return new VersionMessage(params, payloadBytes);
} else if (command.equals("inv")) {
message = makeInventoryMessage(payloadBytes, length);
return makeInventoryMessage(payloadBytes, length);
} else if (command.equals("block")) {
message = makeBlock(payloadBytes, length);
return makeBlock(payloadBytes, length);
} else if (command.equals("merkleblock")) {
message = makeFilteredBlock(payloadBytes);
return makeFilteredBlock(payloadBytes);
} else if (command.equals("getdata")) {
message = new GetDataMessage(params, payloadBytes, this, length);
return new GetDataMessage(params, payloadBytes, this, length);
} else if (command.equals("getblocks")) {
message = new GetBlocksMessage(params, payloadBytes);
return new GetBlocksMessage(params, payloadBytes);
} else if (command.equals("getheaders")) {
message = new GetHeadersMessage(params, payloadBytes);
return new GetHeadersMessage(params, payloadBytes);
} else if (command.equals("tx")) {
message = makeTransaction(payloadBytes, 0, length, hash);
return makeTransaction(payloadBytes, 0, length, hash);
} else if (command.equals("addr")) {
message = makeAddressMessage(payloadBytes, length);
return makeAddressMessage(payloadBytes, length);
} else if (command.equals("ping")) {
message = new Ping(params, payloadBytes);
return new Ping(params, payloadBytes);
} else if (command.equals("pong")) {
message = new Pong(params, payloadBytes);
return new Pong(params, payloadBytes);
} else if (command.equals("verack")) {
return new VersionAck(params, payloadBytes);
} else if (command.equals("headers")) {
@ -262,7 +261,6 @@ public class BitcoinSerializer extends MessageSerializer {
log.warn("No support for deserializing message with name {}", command);
return new UnknownMessage(params, command, payloadBytes);
}
return message;
}
/**