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ForwardingService: simplify argument parsing

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Sean Gilligan 2022-07-14 18:11:59 -07:00 committed by Andreas Schildbach
parent 8e4cae391c
commit a057cd04f6
1 changed files with 6 additions and 7 deletions
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13
examples/src/main/java/org/bitcoinj/examples/ForwardingService.java
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@ -41,6 +41,7 @@ import static com.google.common.base.Preconditions.checkNotNull;
* sends them onwards to an address given on the command line.
*/
public class ForwardingService {
static final String usage = "Usage: address-to-send-back-to [mainnet|testnet|signet|regtest]";
static final int requiredConfirmations = 1;
private final BitcoinNetwork network;
private final NetworkParameters params;
@ -53,15 +54,13 @@ public class ForwardingService {
Context.propagate(new Context());
if (args.length < 1) {
System.err.println("Usage: address-to-send-back-to [mainnet|testnet|signet|regtest]");
return;
System.err.println(usage);
throw new IllegalArgumentException("Address required");
}
// Figure out which network we should connect to. Each one gets its own set of files.
String networkArgument = (args.length > 1) ? args[1] : "main";
BitcoinNetwork network = BitcoinNetwork.fromString(networkArgument).orElseThrow();
// Parse the address given as the first parameter.
// Figure out which network we should connect to. Each network gets its own set of files.
var networkString = (args.length > 1) ? args[1] : "mainnet";
var network = BitcoinNetwork.fromString(networkString).orElseThrow();
var address = Address.fromString(NetworkParameters.of(network), args[0]);
forward(network, address);