/**
* 生成多字段查询对象。
*
* @param query 查询条件
* @param fieldNames 查询字段
* @return 返回多字段查询对象。
*/
public Query generateMultiFieldQuery(String query, String[] fieldNames) {
Assert.notEmpty(fieldNames, "必须指定查询的字段。");
Map<String, Analyze> fields = new LinkedHashMap<String, Analyze>();
for (String fieldName : fieldNames) {
fields.put(fieldName, searchFields.get(fieldName));
}
return generateMultiFieldQuery(query, fields);
}
/**
* 生成多字段查询对象。
*
* @param query 查询条件
* @param fields 查询字段
* @return 返回多字段查询对象。
*/
public Query generateMultiFieldQuery(String query, Map<String, Analyze> fields) {
Assert.notEmpty(fields, "必须指定查询的字段。");
BooleanQuery multiFieldWildcardQuery = new BooleanQuery();
for (Entry<String, Analyze> field : fields.entrySet()) {
if (field.getValue() == Analyze.NO) {
Term term = new Term(field.getKey(), "*" + query + "*");
WildcardQuery fuzzyQuery = new WildcardQuery(term);
multiFieldWildcardQuery.add(fuzzyQuery, Occur.SHOULD);
} else {
QueryParser parser =
new QueryParser(
Version.LUCENE_36, field.getKey(), session.getSearchFactory().getAnalyzer(clazz));
parser.setPhraseSlop(0);
parser.setAutoGeneratePhraseQueries(true);
try {
multiFieldWildcardQuery.add(parser.parse(query), Occur.SHOULD);
} catch (ParseException e) {
throw new HibernateException("生成多字段查询时发生异常", e);
}
}
}
return multiFieldWildcardQuery;
}
