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/* ____ ____ ____ ____ ______ *\
** / __// __ \/ __// __ \/ ____/ SOcos COmpiles Scala **
** __\_ \/ /_/ / /__/ /_/ /\_ \ (c) 2002, LAMP/EPFL **
** /_____/\____/\___/\____/____/ **
** **
** $Id$
\* */
package scalac;
import java.io.PrintStream;
import java.io.PrintWriter;
import scalac.util.Debug;
public class ApplicationError extends Error {
//########################################################################
// Private state
private final Throwable cause; // !!! remove and use API 1.4
//########################################################################
// Private interface
private static String combine(String message, Object object) {
String string = Debug.show(object);
return message == null ? string : message + ": " + string;
}
//########################################################################
// ApplicationError constructors
public ApplicationError() {
this((String)null, (Throwable)null);
}
public ApplicationError(String message) {
this(message, (Throwable)null);
}
public ApplicationError(Object object) {
this(null, object, null);
}
public ApplicationError(Throwable cause) {
this((String)null, cause);
}
public ApplicationError(String message, Object object) {
this(message, object, null);
}
public ApplicationError(String message, Throwable cause) {
super(message);
this.cause = cause;
}
public ApplicationError(Object object, Throwable cause) {
this(null, object, cause);
}
public ApplicationError(String message, Object object, Throwable cause) {
this(combine(message, object), cause);
}
//########################################################################
// Throwable interface
public void printStackTrace(PrintStream printer) {
super.printStackTrace(printer);
if (cause != null) {
printer.print("Caused by: ");
cause.printStackTrace(printer);
}
}
public void printStackTrace(PrintWriter printer) {
super.printStackTrace(printer);
if (cause != null) {
printer.print("Caused by: ");
cause.printStackTrace(printer);
}
}
//########################################################################
}
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