question: invoke a java hook . the xenv is the representation of the current execution environment the jni_env_t concode_field_sep JkHandler next concode_elem_sep WorkerEnv wEnv concode_elem_sep int JK_STATUS_HEAD concode_elem_sep Object notes[] concode_elem_sep int JK_STATUS_CLOSED concode_elem_sep long xEnvP concode_elem_sep long jkEndpointP concode_elem_sep int TIMER_POST_REQUEST concode_elem_sep Object control concode_elem_sep JkChannel source concode_elem_sep int type concode_elem_sep Msg msgs[] concode_elem_sep long timers[] concode_elem_sep int JK_STATUS_NEW concode_elem_sep C2BConverter c2b concode_elem_sep int TIMER_RECEIVED concode_elem_sep org.apache.juli.logging.Log log concode_elem_sep org.apache.juli.logging.Log logTime concode_elem_sep JkInputStream jkIS concode_elem_sep int JK_STATUS_ERROR concode_elem_sep int status concode_elem_sep Request req concode_elem_sep int TIMER_PRE_REQUEST concode_field_sep void setRequest concode_elem_sep void setSource concode_elem_sep Msg getMsg concode_elem_sep byte[] getBuffer concode_elem_sep Request getRequest concode_elem_sep long getJniEnv concode_elem_sep int getStatus concode_elem_sep void setJniContext concode_elem_sep void recycle concode_elem_sep WorkerEnv getWorkerEnv concode_elem_sep void setWorkerEnv concode_elem_sep void action concode_elem_sep long getJniContext concode_elem_sep Object getControl concode_elem_sep void setJniEnv concode_elem_sep boolean isLogTimeEnabled concode_elem_sep Object getNote concode_elem_sep JkHandler getNext concode_elem_sep void setType concode_elem_sep JkInputStream getInputStream concode_elem_sep void setStatus concode_elem_sep void setControl concode_elem_sep void logTime concode_elem_sep long getLong concode_elem_sep void setLong concode_elem_sep int getType concode_elem_sep JkChannel getSource concode_elem_sep void setConverter concode_elem_sep void setNext concode_elem_sep void setNote concode_elem_sep void setMsg concode_elem_sep C2BConverter getConverter
target: int function ( ) { int loc0 = next . invoke ( msgs [ 0 ] , this ) ; return loc0 ; }