java es mapping 导入_ES之Mapping映射创建
packagees;importorg.elasticsearch.action.admin.indices.create.CreateIndexRequestBuilder;importorg.elasticsearch.client.AdminClient;importorg.elasticsearch.client.IndicesAdminClient;importorg.elasticsearch.client.transport.TransportClient;importorg.elasticsearch.common.settings.Settings;importorg.elasticsearch.common.transport.InetSocketTransportAddress;importorg.elasticsearch.common.xcontent.XContentBuilder;importorg.elasticsearch.common.xcontent.XContentFactory;importorg.elasticsearch.transport.client.PreBuiltTransportClient;importorg.junit.Before;importorg.junit.Test;importjava.io.IOException;importjava.net.InetAddress;importjava.util.HashMap;public classAdminAPI {private TransportClient client = null;//在所有的测试方法之前执行
@Beforepublic void init() throwsException {//设置集群名称
Settings settings = Settings.builder().put("cluster.name", "bigdata").build();//创建client
client = newPreBuiltTransportClient(settings).addTransportAddresses(new InetSocketTransportAddress(InetAddress.getByName("192.168.33.100"), 9300),new InetSocketTransportAddress(InetAddress.getByName("192.168.33.101"), 9300),new InetSocketTransportAddress(InetAddress.getByName("192.168.33.102"), 9300));
}//创建索引，并配置一些参数
@Testpublic voidcreateIndexWithSettings() {//获取Admin的API
AdminClient admin =client.admin();//使用Admin API对索引进行操作
IndicesAdminClient indices =admin.indices();//准备创建索引
indices.prepareCreate("gamelog")//配置索引参数
.setSettings(//参数配置器
Settings.builder()//指定索引分区的数量
.put("index.number_of_shards", 4)//指定索引副本的数量(注意：不包括本身，如果设置数据存储副本为2，实际上数据存储了3份)
.put("index.number_of_replicas", 2)
)//真正执行
.get();
}//跟索引添加mapping信息(给表添加schema信息)------这种已不使用
@Testpublic voidputMapping() {//创建索引
client.admin().indices().prepareCreate("twitter")//创建一个type，并指定type中属性的名字和类型
.addMapping("tweet","{\n" +
" \"tweet\": {\n" +
" \"properties\": {\n" +
" \"message\": {\n" +
" \"type\": \"string\"\n" +
" }\n" +
" }\n" +
" }\n" +
" }")
.get();
}/*** 你可以通过dynamic设置来控制这一行为，它能够接受以下的选项：
* true：默认值。动态添加字段
* false：忽略新字段
* strict：如果碰到陌生字段，抛出异常
*@throwsIOException*/@Testpublic void testSettingsMappings() throwsIOException {//1:settings
HashMap settings_map = new HashMap(2);
settings_map.put("number_of_shards", 3);
settings_map.put("number_of_replicas", 2);//2:mappings(映射、schema)
XContentBuilder builder =XContentFactory.jsonBuilder()
.startObject()
.field("dynamic", "true")//设置type中的属性
.startObject("properties")//id属性
.startObject("num")//类型是integer
.field("type", "integer")//不分词，但是建索引
.field("index", "not_analyzed")//在文档中存储
.field("store", "yes")
.endObject()//name属性
.startObject("name")//string类型
.field("type", "string")//在文档中存储
.field("store", "yes")//建立索引
.field("index", "analyzed")//使用ik_smart进行分词
.field("analyzer", "ik_smart")
.endObject()
.endObject()
.endObject();
CreateIndexRequestBuilder prepareCreate= client.admin().indices().prepareCreate("user_info");//管理索引(user_info)然后关联type(user)
prepareCreate.setSettings(settings_map).addMapping("user", builder).get();
}/*** XContentBuilder mapping = jsonBuilder()
.startObject()
.startObject("productIndex")
.startObject("properties")
.startObject("title").field("type", "string").field("store", "yes").endObject()
.startObject("description").field("type", "string").field("index", "not_analyzed").endObject()
.startObject("price").field("type", "double").endObject()
.startObject("onSale").field("type", "boolean").endObject()
.startObject("type").field("type", "integer").endObject()
.startObject("createDate").field("type", "date").endObject()
.endObject()
.endObject()
.endObject();
PutMappingRequest mappingRequest = Requests.putMappingRequest("productIndex").type("productIndex").source(mapping);
client.admin().indices().putMapping(mappingRequest).actionGet();*/
/*** index这个属性，no代表不建索引
* not_analyzed，建索引不分词
* analyzed 即分词，又建立索引
* expected [no], [not_analyzed] or [analyzed]
*@throwsIOException*/@Testpublic void testSettingsPlayerMappings() throwsIOException {//1:settings
HashMap settings_map = new HashMap(2);
settings_map.put("number_of_shards", 3);
settings_map.put("number_of_replicas", 1);//2:mappings
XContentBuilder builder =XContentFactory.jsonBuilder()
.startObject()// .field("dynamic", "true")
.startObject("properties")//数据字段
.startObject("id")//字段类型
.field("type", "integer")
.field("store", "yes")
.endObject()
.startObject("name")
.field("type", "string")
.field("index", "not_analyzed")
.endObject()
.startObject("age")
.field("type", "integer")
.endObject()
.startObject("salary")
.field("type", "integer")
.endObject()
.startObject("team")
.field("type", "string")
.field("index", "not_analyzed")
.endObject()
.startObject("position")
.field("type", "string")
.field("index", "not_analyzed")
.endObject()
.startObject("description")
.field("type", "string")
.field("store", "no")
.field("index", "analyzed")
.field("analyzer", "ik_smart")
.endObject()
.startObject("addr")
.field("type", "string")
.field("store", "yes")
.field("index", "analyzed")
.field("analyzer", "ik_smart")
.endObject()
.endObject()
.endObject();//index
CreateIndexRequestBuilder prepareCreate = client.admin().indices().prepareCreate("player_info");//type
prepareCreate.setSettings(settings_map).addMapping("player", builder).get();
}
}