public void load(Class<? extends C> implClass, int priority, Configuration conf)
    throws IOException {
    E env = checkAndLoadInstance(implClass, priority, conf);
    coprocEnvironments.add(env);
  }
Load a coprocessor implementation into the host
@param path                  path to implementation jar
@param className             the main class name
@param priority              chaining priority
@param conf                  configuration for coprocessor
@param includedClassPrefixes class name prefixes to include
@throws java.io.IOException Exception
hbase-server/src/main/java/org/apache/hadoop/hbase/coprocessor/CoprocessorHost.java