fix: Better date parsing.

Signed-off-by: Markus Sabadello <markus@danubetech.com>

src/main/java/info/weboftrust/btctxlookup/bitcoinconnection/BlockcypherAPIBitcoinConnection.java

@@ -8,6 +8,7 @@
 import java.text.ParseException;
 import java.text.SimpleDateFormat;
 import java.util.Iterator;
+import java.util.TimeZone;
 
 import org.apache.commons.codec.DecoderException;
 import org.apache.commons.codec.binary.Hex;
@@ -31,6 +32,18 @@ public class BlockcypherAPIBitcoinConnection extends AbstractBitcoinConnection i
 
 	private static final BlockcypherAPIBitcoinConnection instance = new BlockcypherAPIBitcoinConnection();
 
+	public static final SimpleDateFormat DATE_FORMAT;
+	public static final SimpleDateFormat DATE_FORMAT_MILLIS;
+
+	static {
+
+		DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
+		DATE_FORMAT.setTimeZone(TimeZone.getTimeZone("UTC"));
+
+		DATE_FORMAT_MILLIS = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss.SSSSSS'Z'");
+		DATE_FORMAT_MILLIS.setTimeZone(TimeZone.getTimeZone("UTC"));
+	}
+
 	public BlockcypherAPIBitcoinConnection() {
 
 	}
@@ -74,8 +87,6 @@ public ChainAndLocationData lookupChainAndLocationData(ChainAndTxid chainAndTxid
 		return new ChainAndLocationData(chainAndTxid.getChain(), blockHeight, transactionPosition, chainAndTxid.getTxoIndex());
 	}
 
-	private static final SimpleDateFormat RFC_339_DATE_FORMAT = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss'Z'");
-
 	@Override
 	public DidBtcrData getDidBtcrData(ChainAndTxid chainAndTxid) throws IOException {
 
@@ -193,10 +204,16 @@ public DidBtcrData getDidBtcrData(ChainAndTxid chainAndTxid) throws IOException
 
 		try {
 
-			transactionTime = RFC_339_DATE_FORMAT.parse(received.getAsString()).getTime() / 1000L;
+			transactionTime = DATE_FORMAT.parse(received.getAsString()).getTime() / 1000L;
 		} catch (ParseException ex) {
 
-			throw new IOException("Cannot parse receive date '" + received.getAsString() + "': " + ex.getMessage(), ex);
+			try {
+
+				transactionTime = DATE_FORMAT_MILLIS.parse(received.getAsString()).getTime() / 1000L;
+			} catch (ParseException ex2) {
+
+				throw new IOException("Cannot parse receive date '" + received.getAsString() + "': " + ex2.getMessage(), ex2);
+			}
 		}
 
 		// done