HTTPCLIENT-866: added script to convert custom annotations to jcip-annotations

git-svn-id: https://svn.apache.org/repos/asf/httpcomponents/httpclient/trunk@807758 13f79535-47bb-0310-9956-ffa450edef68

jcip-annotations.py

@@ -0,0 +1,74 @@
+#====================================================================
+# Licensed to the Apache Software Foundation (ASF) under one
+# or more contributor license agreements.  See the NOTICE file
+# distributed with this work for additional information
+# regarding copyright ownership.  The ASF licenses this file
+# to you under the Apache License, Version 2.0 (the
+# "License"); you may not use this file except in compliance
+# with the License.  You may obtain a copy of the License at
+#
+#   http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing,
+# software distributed under the License is distributed on an
+# "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+# KIND, either express or implied.  See the License for the
+# specific language governing permissions and limitations
+# under the License.
+# ====================================================================
+#
+# This software consists of voluntary contributions made by many
+# individuals on behalf of the Apache Software Foundation.  For more
+# information on the Apache Software Foundation, please see
+# <http://www.apache.org/>.
+#
+
+import os
+import re
+import tempfile
+import shutil
+
+ignore_pattern = re.compile('^(.svn|target|bin|classes)')
+java_pattern = re.compile('^.*\.java')
+annot_pattern = re.compile('import org\.apache\.http\.annotation\.')
+
+def process_dir(dir):
+    files = os.listdir(dir)
+    for file in files:
+        f = os.path.join(dir, file)
+        if os.path.isdir(f):
+            if not ignore_pattern.match(file):
+                process_dir(f)
+        else:
+            if java_pattern.match(file):
+                process_source(f)
+                
+def process_source(filename):
+    tmp = tempfile.mkstemp()
+    tmpfd = tmp[0]
+    tmpfile = tmp[1]
+    try:
+        changed = False
+        dst = os.fdopen(tmpfd, 'w')
+        try:
+            src = open(filename)
+            try:
+                for line in src:
+                    if annot_pattern.match(line):
+                        changed = True
+                        line = line.replace('import org.apache.http.annotation.', 'import net.jcip.annotations.')
+                    dst.write(line)
+            finally:
+               src.close()
+        finally:
+            dst.close();
+            
+        if changed:
+            shutil.move(tmpfile, filename)
+        else:
+            os.remove(tmpfile)
+            
+    except:
+        os.remove(tmpfile)
+        
+process_dir('.')