flume 运行时报NoSuchMethodError: com.google.common.base.Preconditions.checkArgument

1、问题描述

flume 运行时报NoSuchMethodError: com.google.common.base.Preconditions.checkArgument

2020-08-03 12:33:05,589 (SinkRunner-PollingRunner-DefaultSinkProcessor) [ERROR - org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:459)] process failed
java.lang.NoSuchMethodError: com.google.common.base.Preconditions.checkArgument(ZLjava/lang/String;Ljava/lang/Object;)V
        at org.apache.hadoop.conf.Configuration.set(Configuration.java:1380)
        at org.apache.hadoop.conf.Configuration.set(Configuration.java:1361)
        at org.apache.hadoop.conf.Configuration.setBoolean(Configuration.java:1703)
        at org.apache.flume.sink.hdfs.BucketWriter.open(BucketWriter.java:209)
        at org.apache.flume.sink.hdfs.BucketWriter.append(BucketWriter.java:514)
        at org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:418)
        at org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
        at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
        at java.lang.Thread.run(Thread.java:748)
Exception in thread "SinkRunner-PollingRunner-DefaultSinkProcessor" java.lang.NoSuchMethodError: com.google.common.base.Preconditions.checkArgument(ZLjava/lang/String;Ljava/lang/Object;)V
        at org.apache.hadoop.conf.Configuration.set(Configuration.java:1380)
        at org.apache.hadoop.conf.Configuration.set(Configuration.java:1361)
        at org.apache.hadoop.conf.Configuration.setBoolean(Configuration.java:1703)
        at org.apache.flume.sink.hdfs.BucketWriter.open(BucketWriter.java:209)
        at org.apache.flume.sink.hdfs.BucketWriter.append(BucketWriter.java:514)
        at org.apache.flume.sink.hdfs.HDFSEventSink.process(HDFSEventSink.java:418)
        at org.apache.flume.sink.DefaultSinkProcessor.process(DefaultSinkProcessor.java:68)
        at org.apache.flume.SinkRunner$PollingRunner.run(SinkRunner.java:147)
        at java.lang.Thread.run(Thread.java:748)

2、解决办法

猜测是jar包存在冲突。找到报错的类 com.google.common.base.Preconditions ，通过查询 该类存在 guava jar包中。flume的lib中 /opt/flume/apache-flume-1.9.0-bin/lib （guava-11.0.2.jar）而 hadoop 的 lib 中 /opt/hadoop/hadoop-3.2.1/share/hadoop/common/lib/ （guava-27.0-jre.jar），删除guava-11.0.2.jar。 问题解决。

最后

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