java.io.FileNotFoundException: java.io.FileNotFoundException: HADOOP_HOME and hadoop.home.dir are un

java.io.FileNotFoundException: java.io.FileNotFoundException: HADOOP_HOME and hadoop.home.dir are unset. -see https://wiki.apache.org/hadoop/WindowsProblems
    at org.apache.hadoop.util.Shell.fileNotFoundException(Shell.java:528)
    at org.apache.hadoop.util.Shell.getHadoopHomeDir(Shell.java:549)
    at org.apache.hadoop.util.Shell.getQualifiedBin(Shell.java:572)
    at org.apache.hadoop.util.Shell.(Shell.java:669)
    at org.apache.hadoop.util.StringUtils.(StringUtils.java:79)
    at org.apache.hadoop.conf.Configuration.getBoolean(Configuration.java:1555)
    at org.apache.hadoop.hbase.HBaseConfiguration.checkDefaultsVersion(HBaseConfiguration.java:73)
    at org.apache.hadoop.hbase.HBaseConfiguration.addHbaseResources(HBaseConfiguration.java:87)
    at org.apache.hadoop.hbase.HBaseConfiguration.create(HBaseConfiguration.java:102)
    at com.shanglin.util.HbaseUtil.(HbaseUtil.java:25)
    at com.shanglin.dao.PdvisterDao.getUserSatebyvistertime(PdvisterDao.java:31)
    at com.shanglin.stream.map.PindaopvuvMap.flatMap(PindaopvuvMap.java:36)
    at com.shanglin.stream.map.PindaopvuvMap.flatMap(PindaopvuvMap.java:20)
    at org.apache.flink.streaming.api.operators.StreamFlatMap.processElement(StreamFlatMap.java:50)
    at org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.pushToOperator(OperatorChain.java:579)
    at org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:554)
    at org.apache.flink.streaming.runtime.tasks.OperatorChain$CopyingChainingOutput.collect(OperatorChain.java:534)
    at org.apache.flink.streaming.api.operators.AbstractStreamOperator$CountingOutput.collect(AbstractStreamOperator.java:718)
    at org.apache.flink.streaming.api.operators.AbstractStreamOperator$CountingOutput.collect(AbstractStreamOperator.java:696)
    at org.apache.flink.streaming.api.operators.StreamSourceContexts$ManualWatermarkContext.processAndCollectWithTimestamp(StreamSourceContexts.java:310)
    at org.apache.flink.streaming.api.operators.StreamSourceContexts$WatermarkContext.collectWithTimestamp(StreamSourceContexts.java:409)
    at org.apache.flink.streaming.connectors.kafka.internals.AbstractFetcher.emitRecordWithTimestampAndPeriodicWatermark(AbstractFetcher.java:436)
    at org.apache.flink.streaming.connectors.kafka.internals.AbstractFetcher.emitRecordWithTimestamp(AbstractFetcher.java:402)
    at org.apache.flink.streaming.connectors.kafka.internal.Kafka010Fetcher.emitRecord(Kafka010Fetcher.java:89)
    at org.apache.flink.streaming.connectors.kafka.internal.Kafka09Fetcher.runFetchLoop(Kafka09Fetcher.java:154)
    at org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumerBase.run(FlinkKafkaConsumerBase.java:665)
    at org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:94)
    at org.apache.flink.streaming.api.operators.StreamSource.run(StreamSource.java:58)
    at org.apache.flink.streaming.runtime.tasks.SourceStreamTask.run(SourceStreamTask.java:99)
    at org.apache.flink.streaming.runtime.tasks.StreamTask.invoke(StreamTask.java:300)
    at org.apache.flink.runtime.taskmanager.Task.run(Task.java:704)
    at java.lang.Thread.run(Thread.java:745)
Caused by: java.io.FileNotFoundException: HADOOP_HOME and hadoop.home.dir are unset.
    at org.apache.hadoop.util.Shell.checkHadoopHomeInner(Shell.java:448)
    at org.apache.hadoop.util.Shell.checkHadoopHome(Shell.java:419)
    at org.apache.hadoop.util.Shell.(Shell.java:496)
    ... 28 more

 

 

解决方案：

下载对应的解压包，解压，配置好HADOOP_HOME，将 下图的拷贝到bin目录下。也拷贝到system32下

重启IDEA

如果还报错误

org.apache.hadoop.hbase.ipc.ServerNotRunningYetException: Server is not running yet

就是需要退出安全模式，

需要配置一下刚刚解压的hadoop，然后  格式化

退出安全模式

然后再启动项目，就没有报错了。