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搜索中心-法规月报-查询优化

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This commit is contained in:
liyawei
2022-08-26 14:28:07 +08:00
parent f366d3bc68
commit 6ac2aea013
1 changed files with 72 additions and 49 deletions
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jero-boot/jero-boot-modules/src/main/java/com/jero/modules/searchcenter/service/impl/LawsMonthlyReportSearchServiceImpl.java
+72 -49
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@@ -77,35 +77,27 @@ public class LawsMonthlyReportSearchServiceImpl implements ILawsMonthlyReportSea
Map<String,Object> mapHighlight1 = new HashMap<>();
//封装首次的条件
if (StringUtils.isNotBlank(selectValue)) {
selectValue = selectValue.toLowerCase();
for (String field : fieldList) {
Map<String, Object> map2 = new HashMap<>();
Map<String, Object> map3 = new HashMap<>();
Map<String, Object> map4 = new HashMap<>();
if("title".equals(field)){
map3.put("boost",1);
}else if("content".equals(field)){
map3.put("boost",0.01);
}
// 标题字段 通配符模糊匹配
if (field.equals("title")){
// map2放最内层
map2.put(field, "*" + selectValue + "*");
// map4放query
map4.put("wildcard",map2);
} else {
map3.put("query", selectValue);
map2.put(field, map3);
map4.put("match", map2);
}
queryMapJson.add(map4);
getQueryMapJson(queryMapJson, selectValue, field);
//高亮
if(!"flag".equals(field)){
highlight(mapHighlight, field);
} else {
// query_string查询
Map<String, Object> map25 = new HashMap<>();
Map<String, Object> map45 = new HashMap<>();
map25.put("query", selectValue);
map25.put("allow_leading_wildcard", false); //禁用了前置通配符
map45.put("query_string", map25);
queryMapJson.add(map45);
}
}
mapHighlight1.put("fields",mapHighlight);
}
if(CollectionUtils.isNotEmpty(queryMapJson)){
JSONObject jsonObject = jeroElasticsearchTemplate.buildBoolQuery(null, null, queryMapJson);
@@ -113,33 +105,22 @@ public class LawsMonthlyReportSearchServiceImpl implements ILawsMonthlyReportSea
}
//封装二次的条件
if (StringUtils.isNotBlank(selectValueTwo)) {
selectValueTwo = selectValueTwo.toLowerCase();
for (String field : fieldList) {
Map<String, Object> queryMap = new HashMap<>();
Map<String, Object> map2 = new HashMap<>();
Map<String, Object> map3 = new HashMap<>();
if("title".equals(field)){
map3.put("boost",1);
}else if("content".equals(field)){
map3.put("boost",0.01);
}
getQueryMapJson(queryMapJsonTwo, selectValueTwo, field);
// 标题字段 通配符模糊匹配
if (field.equals("title")){
// map2放最内层
map2.put(field, "*" + selectValueTwo + "*");
// map4放query
queryMap.put("wildcard",map2);
} else {
map3.put("query", selectValueTwo);
// map3.put("minimum_should_match",2);
map2.put(field, map3);
queryMap.put("match", map2);
}
queryMapJsonTwo.add(queryMap);
//高亮
if(!"flag".equals(field)){
highlight(mapHighlight, field);
} else {
// query_string查询
Map<String, Object> map25 = new HashMap<>();
Map<String, Object> map45 = new HashMap<>();
map25.put("query", selectValue);
map25.put("allow_leading_wildcard", false);
map45.put("query_string", map25);
queryMapJsonTwo.add(map45);
}
}
mapHighlight1.put("fields",mapHighlight);
@@ -227,11 +208,6 @@ public class LawsMonthlyReportSearchServiceImpl implements ILawsMonthlyReportSea
}
mapSource.put(key,fieldConyent);
}
//如果这一条数据中有高亮字段值,但是file_text中没有高亮值, 则赋空值,否则列表中会展示所有的文件内容, 赋空后,则展示基础数据
String fileText = (String) mapSource.get("file_text");
if(StringUtils.isNotBlank(fileText) && !fileText.contains("<text class='highlight-class'>")){
mapSource.put("file_text","");
}
}
mapList.add(mapSource);
}
@@ -258,10 +234,57 @@ public class LawsMonthlyReportSearchServiceImpl implements ILawsMonthlyReportSea
list1.add("</text>");
mapTemp.put("pre_tags", list);
mapTemp.put("post_tags", list1);
mapTemp.put("fragment_size", 550);//高亮字段内容长度，去除html样式标签，统计字数，设置为200
mapTemp.put("fragment_size", 450);//高亮字段内容长度，去除html样式标签，统计字数，设置为200
mapTemp.put("number_of_fragments", 1);//高亮内容默认分为5段, 此处设置为一段
mapTemp.put("type", "plain");
mapHighlight.put(key, mapTemp);
}
private void getQueryMapJson(JSONArray queryMapJson, String selectValue, String field) {
// 前缀匹配 缺点是前缀一定不能断开
//情况举例：用户只记得前面那段字
Map<String, Object> map21 = new HashMap<>();
Map<String, Object> map31 = new HashMap<>();
Map<String, Object> map41 = new HashMap<>();
if("title".equals(field)){
map31.put("boost",1);
}else if("content".equals(field)){
map31.put("boost",0.01);
}
map31.put("value", selectValue);
map21.put(field + ".keyword", map31);
map41.put("prefix", map21);
queryMapJson.add(map41);
// match_phrase_prefix 词组匹配查询，允许最后词组与文中的任意分词前缀匹配
Map<String, Object> map22 = new HashMap<>();
Map<String, Object> map32 = new HashMap<>();
Map<String, Object> map42 = new HashMap<>();
if("title".equals(field)){
map32.put("boost",1);
}else if("content".equals(field)){
map32.put("boost",0.01);
}
map32.put("query", selectValue);
map22.put(field, map32);
map42.put("match_phrase_prefix", map22);
queryMapJson.add(map42);
// match分词匹配查询
// 情况举例：用户可能他知道开头的前缀几个字，知道中间的几个字
Map<String, Object> map23 = new HashMap<>();
Map<String, Object> map43 = new HashMap<>();
map23.put(field, selectValue);
map43.put("match", map23);
queryMapJson.add(map43);
// wildcard模糊查询
//情况举例：用户只记得中间那段字
Map<String, Object> map24 = new HashMap<>();
Map<String, Object> map44 = new HashMap<>();
map24.put(field, "*" + selectValue + "*");
map44.put("wildcard",map24);
queryMapJson.add(map44);
}
}