在 master 节点启动 HBase启动不了怎么办

 Error: JAVA_HOME is not set                       |
slave2: +----------------------------------------------------------------------+
slave2: | Please download the latest Sun JDK from the Sun Java web site        |
slave2: |     > http://www.oracle.com/technetwork/java/javase/downloads        |
slave2: |                                                                      |
slave2: | HBase requires Java 1.7 or later.

export JAVA_HOME=‘你java所在路径’