package com.sleepycat.util;
import de.ovgu.cide.jakutil.*;
/** 
 * Interface implemented by exceptions that can contain nested exceptions.
 * @author Mark Hayes
 */
public interface ExceptionWrapper {
  /** 
 * Returns the nested exception or null if none is present.
 * @return the nested exception or null if none is present.
 * @deprecated replaced by {@link #getCause}.
 */
  Throwable getDetail();
  /** 
 * Returns the nested exception or null if none is present.
 * <p>This method is intentionally defined to be the same signature as the
 * <code>java.lang.Throwable.getCause</code> method in Java 1.4 and
 * greater.  By defining this method to return a nested exception, the Java
 * 1.4 runtime will print the nested stack trace.</p>
 * @return the nested exception or null if none is present.
 */
  Throwable getCause();
}
