diff options
Diffstat (limited to 'base/common/src/com/netscape/cmscore/util/ExceptionFormatter.java')
-rw-r--r-- | base/common/src/com/netscape/cmscore/util/ExceptionFormatter.java | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cmscore/util/ExceptionFormatter.java b/base/common/src/com/netscape/cmscore/util/ExceptionFormatter.java new file mode 100644 index 000000000..88dd32a05 --- /dev/null +++ b/base/common/src/com/netscape/cmscore/util/ExceptionFormatter.java @@ -0,0 +1,94 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// 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; version 2 of the License. +// +// 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. +// +// (C) 2007 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- +package com.netscape.cmscore.util; + +import java.io.PipedInputStream; +import java.io.PipedOutputStream; +import java.io.PrintWriter; + +public class ExceptionFormatter { + + /** + * Routines for pretty-printing java exceptions + * prints okay in a single-line. + */ + /* + * Take an exception stacktrace, and reformat it so that is + * prints okay in a single-line. + */ + + public static String getStackTraceAsString(Throwable e) { + String returnvalue = e.toString(); + + try { + PipedOutputStream po = new PipedOutputStream(); + PipedInputStream pi = new PipedInputStream(po); + + PrintWriter ps = new PrintWriter(po); + + e.printStackTrace(ps); + ps.flush(); + + int avail = pi.available(); + byte[] b = new byte[avail]; + + pi.read(b, 0, avail); + returnvalue = new String(b); + } catch (Exception ex) { + } + return returnvalue; + + } + + /* test code below */ + + public static void test() + throws TestException { + throw new TestException("** testexception **"); + } + + public static void main(String[] argv) { + try { + test(); + } catch (Exception e) { + System.out.println("\n------- Exception.toString() ------"); + System.out.println(e.toString()); + System.out.println("\n------- Exception.printStackTrace() ------"); + e.printStackTrace(); + System.out.println("\n------- ExceptionFormatter.format() ------"); + System.out.println(ExceptionFormatter.getStackTraceAsString(e)); + } + } + +} + +class TestException extends Exception { + + /** + * + */ + private static final long serialVersionUID = -5737463439434110385L; + + public TestException() { + } + + public TestException(String s) { + super(s); + } + +} |