| #!/usr/bin/env python |
| # |
| # Copyright (C) 2009 The Android Open Source Project |
| # |
| # Licensed 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. |
| |
| """ |
| Usage: java-event-log-tags.py [-o output_file] <input_file> |
| |
| Generate a java class containing constants for each of the event log |
| tags in the given input file. |
| |
| -h to display this usage message and exit. |
| """ |
| |
| import cStringIO |
| import getopt |
| import os |
| import sys |
| |
| import event_log_tags |
| |
| output_file = None |
| |
| try: |
| opts, args = getopt.getopt(sys.argv[1:], "ho:") |
| except getopt.GetoptError, err: |
| print str(err) |
| print __doc__ |
| sys.exit(2) |
| |
| for o, a in opts: |
| if o == "-h": |
| print __doc__ |
| sys.exit(2) |
| elif o == "-o": |
| output_file = a |
| else: |
| print >> sys.stderr, "unhandled option %s" % (o,) |
| sys.exit(1) |
| |
| if len(args) != 1: |
| print "need exactly one input file, not %d" % (len(args),) |
| print __doc__ |
| sys.exit(1) |
| |
| fn = args[0] |
| tagfile = event_log_tags.TagFile(fn) |
| |
| if "java_package" not in tagfile.options: |
| tagfile.AddError("java_package option not specified", linenum=0) |
| |
| if tagfile.errors: |
| for fn, ln, msg in tagfile.errors: |
| print >> sys.stderr, "%s:%d: error: %s" % (fn, ln, msg) |
| sys.exit(1) |
| |
| buffer = cStringIO.StringIO() |
| buffer.write("/* This file is auto-generated. DO NOT MODIFY.\n" |
| " * Source file: %s\n" |
| " */\n\n" % (fn,)) |
| |
| buffer.write("package %s;\n\n" % (tagfile.options["java_package"][0],)) |
| |
| basename, _ = os.path.splitext(os.path.basename(fn)) |
| buffer.write("public class %s {\n" % (basename,)) |
| buffer.write(" private %s() { } // don't instantiate\n" % (basename,)) |
| |
| for t in tagfile.tags: |
| if t.description: |
| buffer.write("\n /** %d %s %s */\n" % (t.tagnum, t.tagname, t.description)) |
| else: |
| buffer.write("\n /** %d %s */\n" % (t.tagnum, t.tagname)) |
| |
| buffer.write(" public static final int %s = %d;\n" % |
| (t.tagname.upper(), t.tagnum)) |
| buffer.write("}\n"); |
| |
| event_log_tags.WriteOutput(output_file, buffer) |