Example usage for org.apache.lucene.analysis.util TokenFilterFactory isExplicitLuceneMatchVersion

Introduction

In this page you can find the example usage for org.apache.lucene.analysis.util TokenFilterFactory isExplicitLuceneMatchVersion.

Prototype

public boolean isExplicitLuceneMatchVersion() 

Source Link

Usage

From source file:org.apache.solr.schema.FieldType.java

License:Apache License

/** 
 * Returns a description of the given analyzer, by either reporting the Analyzer name
 * if it's not a TokenizerChain, or if it is, querying each analysis factory for its
 * name and args.//from   w w w. j  av a  2s.  c o m
 */
protected static SimpleOrderedMap<Object> getAnalyzerProperties(Analyzer analyzer) {
    SimpleOrderedMap<Object> analyzerProps = new SimpleOrderedMap<Object>();

    if (analyzer instanceof TokenizerChain) {
        Map<String, String> factoryArgs;
        TokenizerChain tokenizerChain = (TokenizerChain) analyzer;
        CharFilterFactory[] charFilterFactories = tokenizerChain.getCharFilterFactories();
        if (null != charFilterFactories && charFilterFactories.length > 0) {
            List<SimpleOrderedMap<Object>> charFilterProps = new ArrayList<SimpleOrderedMap<Object>>();
            for (CharFilterFactory charFilterFactory : charFilterFactories) {
                SimpleOrderedMap<Object> props = new SimpleOrderedMap<Object>();
                props.add(CLASS_NAME, charFilterFactory.getClassArg());
                factoryArgs = charFilterFactory.getOriginalArgs();
                if (null != factoryArgs) {
                    for (String key : factoryArgs.keySet()) {
                        if (!CLASS_NAME.equals(key)) {
                            if (LUCENE_MATCH_VERSION_PARAM.equals(key)) {
                                if (charFilterFactory.isExplicitLuceneMatchVersion()) {
                                    props.add(key, factoryArgs.get(key));
                                }
                            } else {
                                props.add(key, factoryArgs.get(key));
                            }
                        }
                    }
                }
                charFilterProps.add(props);
            }
            analyzerProps.add(CHAR_FILTERS, charFilterProps);
        }

        SimpleOrderedMap<Object> tokenizerProps = new SimpleOrderedMap<Object>();
        TokenizerFactory tokenizerFactory = tokenizerChain.getTokenizerFactory();
        tokenizerProps.add(CLASS_NAME, tokenizerFactory.getClassArg());
        factoryArgs = tokenizerFactory.getOriginalArgs();
        if (null != factoryArgs) {
            for (String key : factoryArgs.keySet()) {
                if (!CLASS_NAME.equals(key)) {
                    if (LUCENE_MATCH_VERSION_PARAM.equals(key)) {
                        if (tokenizerFactory.isExplicitLuceneMatchVersion()) {
                            tokenizerProps.add(key, factoryArgs.get(key));
                        }
                    } else {
                        tokenizerProps.add(key, factoryArgs.get(key));
                    }
                }
            }
        }
        analyzerProps.add(TOKENIZER, tokenizerProps);

        TokenFilterFactory[] filterFactories = tokenizerChain.getTokenFilterFactories();
        if (null != filterFactories && filterFactories.length > 0) {
            List<SimpleOrderedMap<Object>> filterProps = new ArrayList<SimpleOrderedMap<Object>>();
            for (TokenFilterFactory filterFactory : filterFactories) {
                SimpleOrderedMap<Object> props = new SimpleOrderedMap<Object>();
                props.add(CLASS_NAME, filterFactory.getClassArg());
                factoryArgs = filterFactory.getOriginalArgs();
                if (null != factoryArgs) {
                    for (String key : factoryArgs.keySet()) {
                        if (!CLASS_NAME.equals(key)) {
                            if (LUCENE_MATCH_VERSION_PARAM.equals(key)) {
                                if (filterFactory.isExplicitLuceneMatchVersion()) {
                                    props.add(key, factoryArgs.get(key));
                                }
                            } else {
                                props.add(key, factoryArgs.get(key));
                            }
                        }
                    }
                }
                filterProps.add(props);
            }
            analyzerProps.add(FILTERS, filterProps);
        }
    } else { // analyzer is not instanceof TokenizerChain
        analyzerProps.add(CLASS_NAME, analyzer.getClass().getName());
    }
    return analyzerProps;
}

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