https://tomcat.apache.org/: Interface code to the native connector 
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package org.apache.tomcat.jni;


ProcErrorCallback Interface

Author:Mladen Turk
/** ProcErrorCallback Interface
 *
 * @author Mladen Turk
 */
public interface ProcErrorCallback {

    
Called in the child process if APR encounters an error
in the child prior to running the specified program.

Params:
  • pool – Pool associated with the apr_proc_t.  If your child
            error function needs user data, associate it with this
            pool.
  • err – APR error code describing the error
  • description – Text description of type of processing which failed
/**
     * Called in the child process if APR encounters an error
     * in the child prior to running the specified program.
     * @param pool Pool associated with the apr_proc_t.  If your child
     *             error function needs user data, associate it with this
     *             pool.
     * @param err APR error code describing the error
     * @param description Text description of type of processing which failed
     */
    public void callback(long pool, int err, String description);
}