Apache
License
Version 2.0, January 2004
http://www.apache.org/
licenses/
TERMS AND CONDITIONS FOR USE, REPRODUCTION, AND
DISTRIBUTION
1. Definitions.
"
License" shall mean the
terms and conditions for use, reproduction,
and
distribution as defined by Sections 1 through 9 of this document.
"
Licensor" shall mean the
copyright owner or entity authorized by
the
copyright owner that is
granting the
License.
"Legal Entity" shall mean the union of the acting entity and all
other entities that control, are controlled by, or are under common
control with that entity. For the purposes of this definition,
"control" means (i) the power, direct or indirect, to cause the
direction or management of such entity, whether by contract or
otherwise, or (ii) ownership of fifty percent (50%) or more of the
outstanding shares, or (iii) beneficial ownership of such entity.
"You" (or "Your") shall mean an individual or Legal Entity
exercising
permissions
granted by this
License.
"Source" form shall mean the preferred form for making modifications,
including but not limited to software
source code, documentation
source, and configuration files.
"Object" form shall mean any form resulting from mechanical
transformation or translation of a Source form, including but
not limited to compiled object code, generated documentation,
and conversions to other media types.
"Work" shall mean the work of authorship, whether in Source or
Object form, made available under the
License, as indicated by a
copyright notice that is included in or attached to the work
(an example is provided in the Appendix below).
"
Derivative Works" shall mean any work, whether in Source or Object
form, that is based on (or derived from) the Work and for which the
editorial revisions, annotations, elaborations, or other modifications
represent, as a whole, an original work of authorship. For the purposes
of this
License,
Derivative Works shall not include works that remain
separable from, or merely link (or bind by name) to the interfaces of,
the Work and
Derivative Works thereof.
"Contribution" shall mean any work of authorship, including
the original version of the Work and any modifications or additions
to that Work or
Derivative Works thereof, that is intentionally
submitted to
Licensor for inclusion in the Work by the
copyright owner
or by an individual or Legal Entity authorized to submit on behalf of
the
copyright owner. For the purposes of this definition, "submitted"
means any form of electronic, verbal, or written communication sent
to the
Licensor or its representatives, including but not limited to
communication on electronic mailing lists,
source code control systems,
and issue tracking systems that are managed by, or on behalf of, the
Licensor for the purpose of discussing and improving the Work, but
excluding communication that is conspicuously marked or otherwise
designated in writing by the
copyright owner as "Not a Contribution."
"Contributor" shall mean
Licensor and any individual or Legal Entity
on behalf of whom a Contribution has been received by
Licensor and
subsequently incorporated within the Work.
2.
Grant of
Copyright License.
Subject to the
terms and conditions of
this
License, each Contributor hereby grants to You a perpetual,
worldwide, non-exclusive, no-charge, royalty-free, irrevocable
copyright license to reproduce, prepare
Derivative Works of,
publicly display, publicly perform, sub
license, and
distribute the
Work and such
Derivative Works in Source or Object form.
3.
Grant of
Patent License.
Subject to the
terms and conditions of
this
License, each Contributor hereby grants to You a perpetual,
worldwide, non-exclusive, no-charge, royalty-free, irrevocable
(except as stated in this section)
patent license to make, have made,
use, offer to sell, sell, import, and otherwise transfer the Work,
where such
license applies only to those
patent claims
licensable
by such Contributor that are necessarily infringed by their
Contribution(s) alone or by combination of their Contribution(s)
with the Work to which such Contribution(s) was submitted. If You
institute
patent litigation against any entity (including a
cross-claim or counterclaim in a lawsuit) alleging that the Work
or a Contribution incorporated within the Work constitutes direct
or contributory
patent infringement, then any
patent licenses
granted to You under this
License for that Work shall terminate
as of the date such litigation is filed.
4. Re
distribution. You may reproduce and
distribute copies of the
Work or
Derivative Works thereof in any medium, with or without
modifications, and in Source or Object form, provided that You
meet the following conditions:
(a) You must give any other recipients of the Work or
Derivative Works a copy of this
License; and
(b) You must cause any modified files to carry prominent notices
stating that You changed the files; and
(c) You must retain, in the Source form of any
Derivative Works
that You
distribute, all
copyright,
patent, trademark, and
attribution notices from the Source form of the Work,
excluding those notices that do not pertain to any part of
the
Derivative Works; and
(d) If the Work includes a "NOTICE" text file as part of its
distribution, then any
Derivative Works that You
distribute must
include a readable copy of the attribution notices contained
within such NOTICE file, excluding those notices that do not
pertain to any part of the
Derivative Works, in at least one
of the following places: within a NOTICE text file
distributed
as part of the
Derivative Works; within the Source form or
documentation, if provided along with the
Derivative Works; or,
within a display generated by the
Derivative Works, if and
wherever such third-party notices normally appear. The contents
of the NOTICE file are for informational purposes only and
do not modify the
License. You may add Your own attribution
notices within
Derivative Works that You
distribute, alongside
or as an addendum to the NOTICE text from the Work, provided
that such additional attribution notices cannot be construed
as modifying the
License.
You may add Your own
copyright statement to Your modifications and
may provide additional or different
license
terms and conditions
for use, reproduction, or
distribution of Your modifications, or
for any such
Derivative Works as a whole, provided Your use,
reproduction, and
distribution of the Work otherwise complies with
the conditions stated in this
License.
5. Submission of Contributions. Unless You explicitly state otherwise,
any Contribution intentionally submitted for inclusion in the Work
by You to the
Licensor shall be under the
terms and conditions of
this
License, without any additional terms or conditions.
Notwithstanding the above, nothing herein shall supersede or modify
the terms of any separate
license
agreement you may have executed
with
Licensor regarding such Contributions.
6. Trademarks. This
License does not
grant permission to use the trade
names, trademarks, service marks, or product names of the
Licensor,
except as
required for reasonable and customary use in describing the
origin of the Work and reproducing the content of the NOTICE file.
7. Disclaimer of
Warranty. Unless
required by applicable law or
agreed to in writing,
Licensor provides the Work (and each
Contributor provides i