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Mirror von https://github.com/PaperMC/Velocity.git synchronisiert 2024-12-23 23:00:35 +01:00

Fix issues with UUIDs with leading zeroes. Fixes #109

Dieser Commit ist enthalten in:
Andrew Steinborn 2018-10-05 02:39:00 -04:00
Ursprung 6ed772ba14
Commit d59c8874b7
2 geänderte Dateien mit 40 neuen und 1 gelöschten Zeilen

Datei anzeigen

@ -1,6 +1,7 @@
package com.velocitypowered.api.util;
import com.google.common.base.Preconditions;
import com.google.common.base.Strings;
import org.checkerframework.checker.nullness.qual.NonNull;
import java.nio.charset.StandardCharsets;
@ -36,7 +37,8 @@ public final class UuidUtils {
*/
public static @NonNull String toUndashed(final @NonNull UUID uuid) {
Preconditions.checkNotNull(uuid, "uuid");
return Long.toUnsignedString(uuid.getMostSignificantBits(), 16) + Long.toUnsignedString(uuid.getLeastSignificantBits(), 16);
return Strings.padStart(Long.toHexString(uuid.getMostSignificantBits()), 16, '0') +
Strings.padStart(Long.toHexString(uuid.getLeastSignificantBits()), 16, '0');
}
/**

Datei anzeigen

@ -5,11 +5,24 @@ import org.junit.jupiter.api.Test;
import java.util.UUID;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
class UuidUtilsTest {
private static final UUID EXPECTED_DASHED_UUID = UUID.fromString("6b501978-d3be-4f33-bcf6-6e7808f37a0d");
private static final String ACTUAL_UNDASHED_UUID = EXPECTED_DASHED_UUID.toString().replace("-", "");
private static final UUID ISSUE_109_ZERO_UUID = new UUID(0, 0);
private static final String ISSUE_109_ZERO_UUID_UNDASHED = "00000000000000000000000000000000";
private static final UUID ISSUE_109_ONE_LSB_UUID = new UUID(0, 1);
private static final String ISSUE_109_ONE_LSB_UUID_UNDASHED = "00000000000000000000000000000001";
private static final UUID ISSUE_109_ONE_MLSB_UUID = new UUID(1, 1);
private static final String ISSUE_109_ONE_MLSB_UUID_UNDASHED = "00000000000000010000000000000001";
private static final UUID ISSUE_109_LEADING_ZERO_UUID = UUID.fromString("0d470a25-0416-48a1-b7a6-2a27aa5eb251");
private static final String ISSUE_109_LEADING_ZERO_UNDASHED = "0d470a25041648a1b7a62a27aa5eb251";
private static final UUID TEST_OFFLINE_PLAYER_UUID = UUID.fromString("708f6260-183d-3912-bbde-5e279a5e739a");
private static final String TEST_OFFLINE_PLAYER = "tuxed";
@ -27,4 +40,28 @@ class UuidUtilsTest {
void toUndashed() {
assertEquals(ACTUAL_UNDASHED_UUID, UuidUtils.toUndashed(EXPECTED_DASHED_UUID), "UUIDs do not match");
}
@Test
void zeroUuidIssue109() {
assertEquals(ISSUE_109_ZERO_UUID, UuidUtils.fromUndashed(ISSUE_109_ZERO_UUID_UNDASHED), "UUIDs do not match");
assertEquals(ISSUE_109_ZERO_UUID_UNDASHED, UuidUtils.toUndashed(ISSUE_109_ZERO_UUID), "UUIDs do not match");
}
@Test
void leadingZeroUuidIssue109() {
assertEquals(ISSUE_109_LEADING_ZERO_UUID, UuidUtils.fromUndashed(ISSUE_109_LEADING_ZERO_UNDASHED), "UUIDs do not match");
assertEquals(ISSUE_109_LEADING_ZERO_UNDASHED, UuidUtils.toUndashed(ISSUE_109_LEADING_ZERO_UUID), "UUIDs do not match");
}
@Test
void oneUuidLsbIssue109() {
assertEquals(ISSUE_109_ONE_LSB_UUID, UuidUtils.fromUndashed(ISSUE_109_ONE_LSB_UUID_UNDASHED), "UUIDs do not match");
assertEquals(ISSUE_109_ONE_LSB_UUID_UNDASHED, UuidUtils.toUndashed(ISSUE_109_ONE_LSB_UUID), "UUIDs do not match");
}
@Test
void oneUuidMsbAndLsbIssue109() {
assertEquals(ISSUE_109_ONE_MLSB_UUID, UuidUtils.fromUndashed(ISSUE_109_ONE_MLSB_UUID_UNDASHED), "UUIDs do not match");
assertEquals(ISSUE_109_ONE_MLSB_UUID_UNDASHED, UuidUtils.toUndashed(ISSUE_109_ONE_MLSB_UUID), "UUIDs do not match");
}
}