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


PasswordCallback Interface

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

    
Called when the password is required

Params:
  • prompt – Password prompt
Returns:Valid password or null
/**
     * Called when the password is required
     * @param prompt Password prompt
     * @return Valid password or null
     */
    public String callback(String prompt);
}