java.lang.Throwable Maven / Gradle / Ivy
/*******************************************************************************
* Copyright (c) 2011-2014 Fernando Petrola
*
* This file is part of Dragome SDK.
*
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the GNU Public License v3.0
* which accompanies this distribution, and is available at
* http://www.gnu.org/licenses/gpl.html
******************************************************************************/
package java.lang;
import java.io.OutputStreamWriter;
import java.io.PrintStream;
import java.io.PrintWriter;
import com.dragome.commons.javascript.ScriptHelper;
/*
* Copyright (c) 2005 j2js.com,
*
* All Rights Reserved. This work is distributed under the j2js Software License [1]
* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
* FITNESS FOR A PARTICULAR PURPOSE.
*
* [1] http://www.j2js.com/license.txt
*/
public class Throwable
{
protected String message;
protected Throwable cause;
protected String stackTrace;
public Throwable()
{
}
public Throwable(String newMessage)
{
message= newMessage;
}
public Throwable(Throwable cause)
{
this.cause= cause;
ScriptHelper.put("cause", cause, this);
ScriptHelper.eval("this.stack= cause.stack", this);
message= cause.getMessage();
}
public Throwable(String message, Throwable cause)
{
this(cause);
this.message= message;
}
public String getMessage()
{
return message;
}
public String toString()
{
String s= this.getClass().getName();
if (message != null)
{
s+= ": " + message;
}
return s;
}
public void printStackTrace()
{
printStackTrace(System.err);
}
public void printStackTrace(PrintStream stream)
{
printStackTrace(new PrintWriter(new OutputStreamWriter(stream)));
}
/**
* Prints this throwable and its backtrace to the specified print writer.
*/
public void printStackTrace(PrintWriter printWriter)
{
printWriter.print(toString());
printWriter.println(stackTrace);
if (cause != null)
{
printWriter.println("Caused by:");
cause.printInnerStackTrace(printWriter);
}
else
printInnerStackTrace(printWriter);
}
public void printInnerStackTrace(PrintWriter printWriter)
{
if (ScriptHelper.evalBoolean("this.stack", this))
{
String stack= (String) ScriptHelper.eval("this.stack", this);
printWriter.print(stack);
}
}
/**
* Returns the cause of this throwable or null if the cause is nonexistent or unknown.
*/
public Throwable getCause()
{
return cause;
}
/**
* Fills in the execution stack trace.
*/
public Throwable fillInStackTrace()
{
stackTrace= (String) ScriptHelper.eval("stackTrace.toString()", this);
return this;
}
public StackTraceElement[] getStackTrace()
{
// TODO Auto-generated method stub
return null;
}
public void setStackTrace(StackTraceElement[] stackTrace2)
{
// TODO Auto-generated method stub
}
}
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