headerReformat

etc/HeaderReformat.py

@@ -0,0 +1,144 @@
+#Execute:
+#find ../ -name *.java -not -path "*/generated-sources/*" -not -path "*/generated-test-sources/*" -exec python HeaderReformat.py {} \;
+
+import re, mmap, sys, warnings
+
+def _warning(
+    message,
+    category = UserWarning,
+    filename = '',
+    lineno = -1):
+    print(message)
+warnings.showwarning = _warning
+
+filename = sys.argv[1]
+authors="Barak Naveh"
+year="2016"
+
+with open(filename, 'r+') as f:
+  data = mmap.mmap(f.fileno(), 0)
+
+
+  #try parsing double header
+  #p= re.compile('/\*(.*?)\*/\n/\*(.*?)\*/', re.DOTALL)
+  p= re.compile('/\*(.*?)\*/\r?\n\n?/\*(.*?)\*/', re.DOTALL)
+  p = p.search(data)
+
+  if p:
+    firstHeader=p.group(1)
+    secondHeader=p.group(2)
+
+    #check whether there's a copyright statement present
+    p=re.compile('\(C\)')
+    p=p.search(secondHeader)
+    if p: #found copyright statement: extract authors and contributors
+      #Extract Copyright information
+      #p=re.compile('\(C\)\s*Copyright\s*(\d+)\-?(\d+)?,\s*(by)?\s+(.*?)(\sand\sContributors\.?)?')
+      p=re.compile('\(C\)\s*Copyright\s*(\d+)\-?(\d+)?,\s*(by)?\s*(.*)?')
+      p=p.search(secondHeader)
+      if not p:
+	raise Exception('Cannot parse copyright statement in 2nd header: '+filename+"\n"+secondHeader)
+      year=p.group(1)
+      authors=p.group(4)
+      #strip off "and Contributors" and variations thereof
+      p=re.compile('(.*)(\sand)')
+      p=p.search(authors)
+      if p:
+	authors=p.group(1)
+      authors=re.sub('[.]', '', authors)
+
+    else:
+      #Search for "Original author block"
+      p=re.compile('Original\sAuthor:\s*(.*)')
+      p=p.search(secondHeader)
+      p2=re.compile('\@author\s*(Original)?(\:)?\s*(.*)')
+      p2=p2.search(data)
+      if p:
+	authors=p.group(1)
+      elif p2:
+	authors=p2.group(3)
+      else:
+	warnings.warn('Cannot find original author in 2nd header: '+filename+"; using default author\n")
+
+      #Search for "Initial version" to extract year April-2016: Initial version;
+      p=re.compile('(.*)?([0-9]{4,4})(.*)?Initial')
+      p=p.search(secondHeader)
+      if p:
+	year=p.group(2)
+      else: #try searching for a year in the first header
+	p=re.compile('\(C\).*?[0-9]{4,4}-([0-9]{4,4})')
+	p=p.search(firstHeader)
+	if not p:
+	  warnings.warn('Cannot find Initial version in 2nd header: '+filename+"; using default year\n")
+	else:
+	  year=p.group(1)
+  else:
+    #try parsing single header:
+    p= re.compile('/\*\s*This\sprogram(.*?)\*/', re.DOTALL)
+    p = p.search(data)
+    if p: #Parse single header
+      firstHeader=p.group(1)
+
+      #search for author in data
+      p=re.compile('\@author\s*(Original)?(\:)?\s*(.*?)')
+      p = p.search(data)
+      if p:
+	author=p.group(3)
+      else:
+	warnings.warn('Cannot find author in data: '+filename+"; using default author\n")
+
+      #search for year in data
+      p=re.compile('\@since(.*?)([0-9]{4,4})')
+      p=p.search(data)
+      if p:
+	year=p.group(2)
+      else:
+	warnings.warn('Cannot find year in data: '+filename+"; using default year\n")
+
+    else:
+      warnings.warn('Did not find any headers: '+filename+"\n")
+
+print("(C) Copyright "+year+"-2016, by "+authors+", and Contributors."+" "+filename)
+
+
+
+'''    
+/* ==========================================
+ * JGraphT : a free Java graph-theory library
+ * ==========================================
+ *
+ * Project Info:  http://jgrapht.sourceforge.net/
+ * Project Creator:  Barak Naveh (http://sourceforge.net/users/barak_naveh)
+ *
+ * (C) Copyright 2003-2008, by Barak Naveh and Contributors.
+ *
+ * This program and the accompanying materials are dual-licensed under
+ * either
+ *
+ * (a) the terms of the GNU Lesser General Public License version 2.1
+ * as published by the Free Software Foundation, or (at your option) any
+ * later version.
+ *
+ * or (per the licensee's choosing)
+ *
+ * (b) the terms of the Eclipse Public License v1.0 as published by
+ * the Eclipse Foundation.
+ */
+/* ------------------
+ * DirectedGraph.java
+ * ------------------
+ * (C) Copyright 2003-2008, by Barak Naveh and Contributors.
+ *
+ * Original Author:  Barak Naveh
+ * Contributor(s):   Christian Hammer
+ *
+ * $Id$
+ *
+ * Changes
+ * -------
+ * 24-Jul-2003 : Initial revision (BN);
+ * 11-Mar-2004 : Made generic (CH);
+ * 07-May-2006 : Changed from List<Edge> to Set<Edge> (JVS);
+ *
+ */
+ '''