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Xiao Yu d34a2b0afc Add `smartcn_word` & `smartcn_sentence` back for backwards compatibility
In f4d0d27 the deprecated `smartcn_sentence` tokenizer and deprecated
`smartcn_word` token filter were removed as the new all in one
`smartcn_tokenizer` should be used instead. However for those with pre-existing
indices with mappings that reference the deprecated tokenizer and token filter
this changes causes indexing and search errors.

This change preserves the `smartcn_sentence` tokenizer name and aliases it to
the new `smartcn_tokenizer`. The change set also reintroduces a `smartcn_word`
token filter that is a noop filter. The result of these changes should allow
elasticsearch instances with the existing deprecated mappings to upgrade and
take advantage of the new tokenizer in lucene.

(cherry picked from commit 25a0071)

Closes #29
2014-10-09 16:16:19 +02:00
dev-tools Docs: make the welcome page more obvious 2014-09-08 18:34:41 +02:00
src Add `smartcn_word` & `smartcn_sentence` back for backwards compatibility 2014-10-09 16:16:19 +02:00
.gitignore Docs: make the welcome page more obvious 2014-09-08 18:34:41 +02:00
CONTRIBUTING.md Create CONTRIBUTING.md 2013-08-21 11:53:56 +02:00
LICENSE.txt add license and repo 2012-06-10 21:58:17 +02:00
README.md update documentation with release 2.4.0 2014-10-02 09:09:35 +02:00
pom.xml Update to Lucene 4.10.1 and elasticsearch 1.4.0.Beta1 2014-10-02 09:05:48 +02:00

README.md

Smart Chinese Analysis for Elasticsearch

The Smart Chinese Analysis plugin integrates Lucene Smart Chinese analysis module into elasticsearch.

In order to install the plugin, simply run:

bin/plugin -install elasticsearch/elasticsearch-analysis-smartcn/2.4.0
elasticsearch Smart Chinese Analysis Plugin Docs
master Build from source See below
es-1.x Build from source 2.5.0-SNAPSHOT
es-1.4 2.4.0 2.4.0
es-1.3 2.3.0 2.3.0
es-1.2 2.2.0 2.2.0
es-1.1 2.1.0 2.1.0
es-1.0 2.0.0 2.0.0
es-0.90 1.8.0 1.8.0

To build a SNAPSHOT version, you need to build it with Maven:

mvn clean install
plugin --install analysis-smartcn \
       --url file:target/releases/elasticsearch-analysis-smartcn-X.X.X-SNAPSHOT.zip

User guide

The plugin includes the smartcn analyzer and smartcn_tokenizer tokenizer.

Note that smartcn_word token filter and smartcn_sentence have been deprecated.

License

This software is licensed under the Apache 2 license, quoted below.

Copyright 2009-2014 Elasticsearch <http://www.elasticsearch.org>

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.