linux – Logstash – 找不到任何可执行文件的java二进制文件

./bin/logstash -f logstash-filter.conf给出以下错误
找不到任何可执行的java二进制文件.请在您的PATH中安装java或设置JAVA_HOME.

我尝试设置JAVA_HOME和$PATH,但仍然存在问题.我错过了什么吗？

which java
/usr/bin/java


java -version
java version "1.7.0_79"
OpenJDK Runtime Environment (IcedTea 2.5.5) (7u79-2.5.5-0ubuntu0.14.04.2)
OpenJDK 64-Bit Server VM (build 24.79-b02,mixed mode)

echo $JAVA_HOME
/usr/local/java/jdk1.8.0_45

echo $PATH
/usr/local/sbin:/usr/local/bin:/usr/sbin:/usr/bin:/sbin:/bin:/usr/games:/usr/local/games:/home/divija/bin:/usr/local/java/jdk1.8.0_45/bin

logstash-filter.conf

input { stdin { } }

filter {
  grok {
    match => { "message" => "%{COMBINEDAPACHELOG}" }
  }
  date {
    match => [ "timestamp","dd/MMM/yyyy:HH:mm:ss Z" ]
  }
}

output {
  elasticsearch { host => localhost 
    index=>"myindex"
}
  stdout { codec => rubydebug }`enter code here`
}