组合查询

constantScoreQuery(
        termQuery("name","kimchy"))   
    //指定分数                       
    .boost(2.0f);  

boolQuery()
        .must(termQuery("content", "test1"))                 
        .must(termQuery("content", "test4"))                 
        .mustNot(termQuery("content", "test2"))              
        .should(termQuery("content", "test3"))   
        //绝对匹配，不参与评分            
        .filter(termQuery("content", "test5")); 

disMaxQuery()
        .add(termQuery("name", "kimchy"))                    
        .add(termQuery("name", "elasticsearch"))             
        .boost(1.2f)                                         
        .tieBreaker(0.7f);       

import static org.elasticsearch.index.query.functionscore.ScoreFunctionBuilders.*;

FilterFunctionBuilder[] functions = {
        new FunctionScoreQueryBuilder.FilterFunctionBuilder(
                matchQuery("name", "kimchy"),                
                randomFunction()),                           
        new FunctionScoreQueryBuilder.FilterFunctionBuilder(
                exponentialDecayFunction("age", 0L, 1L))     
};
functionScoreQuery(functions);

boostingQuery(
            termQuery("name","kimchy"),                      
            termQuery("name","dadoonet"))                    
        .negativeBoost(0.2f);