--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mxtool/mx_findbugs.py	Fri Jun 19 17:41:45 2015 +0200
@@ -0,0 +1,79 @@
+#!/usr/bin/env python2.7
+#
+# ----------------------------------------------------------------------------------------------------
+#
+# Copyright (c) 2007, 2015, Oracle and/or its affiliates. All rights reserved.
+# DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
+#
+# This code is free software; you can redistribute it and/or modify it
+# under the terms of the GNU General Public License version 2 only, as
+# published by the Free Software Foundation.
+#
+# This code 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
+# version 2 for more details (a copy is included in the LICENSE file that
+# accompanied this code).
+#
+# You should have received a copy of the GNU General Public License version
+# 2 along with this work; if not, write to the Free Software Foundation,
+# Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
+#
+# Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
+# or visit www.oracle.com if you need additional information or have any
+# questions.
+#
+# ----------------------------------------------------------------------------------------------------
+#
+
+import mx
+import os
+import tempfile
+import zipfile
+import shutil
+from os.path import join, exists
+
+def defaultFindbugsArgs():
+    args = ['-textui', '-low', '-maxRank', '15']
+    if mx.is_interactive():
+        args.append('-progress')
+    return args
+
+def findbugs(args, fbArgs=None, suite=None, projects=None):
+    """run FindBugs against non-test Java projects"""
+    findBugsHome = mx.get_env('FINDBUGS_HOME', None)
+    if suite is None:
+        suite = mx._primary_suite
+    if findBugsHome:
+        findbugsJar = join(findBugsHome, 'lib', 'findbugs.jar')
+    else:
+        findbugsLib = join(mx._mx_suite.dir, 'lib', 'findbugs-3.0.0')
+        if not exists(findbugsLib):
+            tmp = tempfile.mkdtemp(prefix='findbugs-download-tmp', dir=mx._mx_suite.dir)
+            try:
+                findbugsDist = mx.library('MX_FINDBUGS_DIST').get_path(resolve=True)
+                with zipfile.ZipFile(findbugsDist) as zf:
+                    candidates = [e for e in zf.namelist() if e.endswith('/lib/findbugs.jar')]
+                    assert len(candidates) == 1, candidates
+                    libDirInZip = os.path.dirname(candidates[0])
+                    zf.extractall(tmp)
+                shutil.copytree(join(tmp, libDirInZip), findbugsLib)
+            finally:
+                shutil.rmtree(tmp)
+        findbugsJar = join(findbugsLib, 'findbugs.jar')
+    assert exists(findbugsJar)
+    nonTestProjects = [p for p in mx.projects() if not p.name.endswith('.test') and not p.name.endswith('.jtt')]
+    outputDirs = map(mx._cygpathU2W, [p.output_dir() for p in nonTestProjects])
+    javaCompliance = max([p.javaCompliance for p in nonTestProjects])
+    findbugsResults = join(suite.dir, 'findbugs.results')
+
+    if fbArgs is None:
+        fbArgs = defaultFindbugsArgs()
+    cmd = ['-jar', mx._cygpathU2W(findbugsJar)] + fbArgs
+    cmd = cmd + ['-auxclasspath', mx._separatedCygpathU2W(mx.classpath([p.name for p in nonTestProjects])), '-output', mx._cygpathU2W(findbugsResults), '-exitcode'] + args + outputDirs
+    exitcode = mx.run_java(cmd, nonZeroIsFatal=False, javaConfig=mx.java(javaCompliance))
+    if exitcode != 0:
+        with open(findbugsResults) as fp:
+            mx.log(fp.read())
+    os.unlink(findbugsResults)
+    return exitcode