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Diffstat (limited to 'fluent-bit/lib/librdkafka-2.1.0/tests/java/Murmur2Cli.java')
-rw-r--r-- | fluent-bit/lib/librdkafka-2.1.0/tests/java/Murmur2Cli.java | 46 |
1 files changed, 46 insertions, 0 deletions
diff --git a/fluent-bit/lib/librdkafka-2.1.0/tests/java/Murmur2Cli.java b/fluent-bit/lib/librdkafka-2.1.0/tests/java/Murmur2Cli.java new file mode 100644 index 00000000..22444532 --- /dev/null +++ b/fluent-bit/lib/librdkafka-2.1.0/tests/java/Murmur2Cli.java @@ -0,0 +1,46 @@ + +/* + * librdkafka - Apache Kafka C library + * + * Copyright (c) 2020, Magnus Edenhill + * All rights reserved. + * + * Redistribution and use in source and binary forms, with or without + * modification, are permitted provided that the following conditions are met: + * + * 1. Redistributions of source code must retain the above copyright notice, + * this list of conditions and the following disclaimer. + * 2. Redistributions in binary form must reproduce the above copyright notice, + * this list of conditions and the following disclaimer in the documentation + * and/or other materials provided with the distribution. + * + * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" + * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE + * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE + * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT OWNER OR CONTRIBUTORS BE + * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR + * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF + * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS + * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN + * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) + * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE + * POSSIBILITY OF SUCH DAMAGE. + */ + +import org.apache.kafka.common.utils.Utils; + +public class Murmur2Cli { + public static int toPositive(int number) { + return number & 0x7fffffff; + } + public static void main (String[] args) throws Exception { + for (String key : args) { + System.out.println(String.format("%s\t0x%08x", key, + toPositive(Utils.murmur2(key.getBytes())))); + } + /* If no args, print hash for empty string */ + if (args.length == 0) + System.out.println(String.format("%s\t0x%08x", "", + toPositive(Utils.murmur2("".getBytes())))); + } +} |