SolrJf复杂条件查询

骑猪看日落 2022-05-27 06:24 289阅读 0赞

`public static SearchResult search(SolrQuery query) throws SolrServerException { SearchResult searchResult = new SearchResult(); //创建SolrServer SolrServer solrServer = new HttpSolrServer("http://192.168.25.131:8080/solr");`

`//创建一个SolrQuery对象          SolrQuery query = new SolrQuery();          //设置查询条件          query.setQuery(keyword);         if(page <= 0) page = 1;         int start = (page - 1) * row;         query.setStart(start); //设置分页：起始页         query.setRows(row); //设置分页：页面大小         query.set("df", "item_title"); //设置默认搜索域，若不指定默认搜索域，默认从text中找         query.setHighlight(true); //开启高亮         query.addHighlightField("item_title"); //设置高亮的域         query.setHighlightSimplePre("<em style=\"color:red\">"); //设置高亮的前缀         query.setHighlightSimplePost("</em>"); //设置高亮的后缀`

`//执行查询  QueryResponse queryResponse = solrServer.query(query); //取文档列表，取查询结果总记录数 SolrDocumentList results = queryResponse.getResults(); long num = results.getNumFound(); searchResult.setRecourdCount(num); List<SearchItem> list = new ArrayList<>(); //取高亮 Map<String, Map<String, List<String>>> highlighting = queryResponse.getHighlighting(); //遍历文档列表，从中取出域的内容 for (SolrDocument solrDocument : results) { SearchItem item = new SearchItem(); item.setId((String) solrDocument.get("id")); item.setCategory_name((String) solrDocument.get("item_category_name")); item.setImage((String) solrDocument.get("item_image")); item.setSell_point((String) solrDocument.get("item_sell_point")); item.setPrice((long) solrDocument.get("item_price")); //取高亮显示 List<String> list2 = highlighting.get(solrDocument.get("id")).get("item_title"); String title = ""; if(list2 != null && list2.size() > 0) { title = list2.get(0); }else { title = (String) solrDocument.get("item_title"); } item.setTitle(title); list.add(item); } searchResult.setItemList(list); return searchResult; }`

public class SearchResult implements Serializable{
    
    	private long recourdCount;
    	private int totalPages;
    	List<SearchItem> itemList;
    	public long getRecourdCount() {
    		return recourdCount;
    	}
    	public void setRecourdCount(long recourdCount) {
    		this.recourdCount = recourdCount;
    	}
    	public int getTotalPages() {
    		return totalPages;
    	}
    	public void setTotalPages(int totalPages) {
    		this.totalPages = totalPages;
    	}
    	public List<SearchItem> getItemList() {
    		return itemList;
    	}
    	public void setItemList(List<SearchItem> itemList) {
    		this.itemList = itemList;
    	}
    	public SearchResult() {
    		super();
    		// TODO Auto-generated constructor stub
    	}
    	public SearchResult(long recourdCount, int totalPages, List<SearchItem> itemList) {
    		super();
    		this.recourdCount = recourdCount;
    		this.totalPages = totalPages;
    		this.itemList = itemList;
    	}
    	@Override
    	public String toString() {
    		return "SearchResult [recourdCount=" + recourdCount + ", totalPages=" + totalPages + ", itemList=" + itemList
    				+ "]";
    	}