get Caller via Stack Trace Element - Java java.lang

Java examples for java.lang:Throwable

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Description

get Caller via Stack Trace Element

Demo Code

/*-// w  w w . j  av a  2s  . co  m
 * APT - Analysis of Petri Nets and labeled Transition systems
 * Copyright (C) 2015  Uli Schlachter
 *
 * This program is free software; you can redistribute it and/or modify
 * it under the terms of the GNU General Public License as published by
 * the Free Software Foundation; either version 2 of the License, or
 * (at your option) any later version.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 * GNU General Public License for more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
 */
//package com.java2s;

public class Main {
    static private String getCaller() {
        StackTraceElement[] trace = Thread.currentThread().getStackTrace();
        if (trace.length < 3)
            return "unknown";
        String klass = trace[3].getClassName();
        int index = klass.lastIndexOf(".");
        if (index < 0)
            return klass;
        return klass.substring(index + 1);
    }
}

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