JestClient
JestService.java
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public class JestService {
/**
* 获取JestClient对象
* @return
*/
public JestClient getJestClient() {
JestClientFactory factory = new JestClientFactory();
factory.setHttpClientConfig(new HttpClientConfig
.Builder("http://localhost:9200")
.gson(new GsonBuilder().setDateFormat("yyyy-MM-dd'T'hh:mm:ss").create())
.connTimeout(1500)
.readTimeout(3000)
.multiThreaded(true)
.build());
return factory.getObject();
}
/**
* 创建索引
* @param jestClient
* @param indexName
* @return
* @throws Exception
*/
public boolean createIndex(JestClient jestClient, String indexName) throws Exception {
JestResult jr = jestClient.execute(new CreateIndex.Builder(indexName).build());
return jr.isSucceeded();
}
/**
* Put映射
* @param jestClient
* @param indexName
* @param typeName
* @param source
* @return
* @throws Exception
*/
public boolean createIndexMapping(JestClient jestClient, String indexName, String typeName, String source) throws Exception {
PutMapping putMapping = new PutMapping.Builder(indexName, typeName, source).build();
JestResult jr = jestClient.execute(putMapping);
return jr.isSucceeded();
}
/**
* Get映射
* @param jestClient
* @param indexName
* @param typeName
* @return
* @throws Exception
*/
public String getIndexMapping(JestClient jestClient, String indexName, String typeName) throws Exception {
GetMapping getMapping = new GetMapping.Builder().addIndex(indexName).addType(typeName).build();
JestResult jr = jestClient.execute(getMapping);
return jr.getJsonString();
}
/**
* 索引文档
* @param jestClient
* @param indexName
* @param typeName
* @param objs
* @return
* @throws Exception
*/
public boolean index(JestClient jestClient, String indexName, String typeName, List<Object> objs) throws Exception {
Bulk.Builder bulk = new Bulk.Builder().defaultIndex(indexName).defaultType(typeName);
for (Object obj : objs) {
Index index = new Index.Builder(obj).build();
bulk.addAction(index);
}
BulkResult br = jestClient.execute(bulk.build());
return br.isSucceeded();
}
/**
* 搜索文档
* @param jestClient
* @param indexName
* @param typeName
* @param query
* @return
* @throws Exception
*/
public SearchResult search(JestClient jestClient, String indexName, String typeName, String query) throws Exception {
Search search = new Search.Builder(query)
.addIndex(indexName)
.addType(typeName)
.build();
return jestClient.execute(search);
}
/**
* Count文档
* @param jestClient
* @param indexName
* @param typeName
* @param query
* @return
* @throws Exception
*/
public Double count(JestClient jestClient, String indexName, String typeName, String query) throws Exception {
Count count = new Count.Builder()
.addIndex(indexName)
.addType(typeName)
.query(query)
.build();
CountResult results = jestClient.execute(count);
return results.getCount();
}
/**
* Get文档
* @param jestClient
* @param indexName
* @param typeName
* @param id
* @return
* @throws Exception
*/
public JestResult get(JestClient jestClient, String indexName, String typeName, String id) throws Exception {
Get get = new Get.Builder(indexName, id).type(typeName).build();
return jestClient.execute(get);
}
/**
* Delete索引
* @param jestClient
* @param indexName
* @return
* @throws Exception
*/
public boolean delete(JestClient jestClient, String indexName) throws Exception {
JestResult jr = jestClient.execute(new DeleteIndex.Builder(indexName).build());
return jr.isSucceeded();
}
/**
* Delete文档
* @param jestClient
* @param indexName
* @param typeName
* @param id
* @return
* @throws Exception
*/
public boolean delete(JestClient jestClient, String indexName, String typeName, String id) throws Exception {
DocumentResult dr = jestClient.execute(new Delete.Builder(id).index(indexName).type(typeName).build());
return dr.isSucceeded();
}
/**
* 关闭JestClient客户端
* @param jestClient
* @throws Exception
*/
public void closeJestClient(JestClient jestClient) throws Exception {
if (jestClient != null) {
jestClient.shutdownClient();
}
}
}
(3)UserTest.java
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public class UserTest {
private JestService jestService;
private JestClient jestClient;
private String indexName = "hwd";
private String typeName = "user";
@Before
public void setUp() throws Exception {
jestService = new JestService();
jestClient = jestService.getJestClient();
}
@After
public void tearDown() throws Exception {
jestService.closeJestClient(jestClient);
}
@Test
public void createIndex() throws Exception {
boolean result = jestService.createIndex(jestClient, indexName);
System.out.println(result);
}
@Test
public void createIndexMapping() throws Exception {
String source = "{\"" + typeName + "\":{\"properties\":{"
+ "\"id\":{\"type\":\"integer\"}"
+ ",\"name\":{\"type\":\"string\",\"index\":\"not_analyzed\"}"
+ ",\"birth\":{\"type\":\"date\",\"format\":\"strict_date_optional_time||epoch_millis\"}"
+ "}}}";
System.out.println(source);
boolean result = jestService.createIndexMapping(jestClient, indexName, typeName, source);
System.out.println(result);
}
@Test
public void getIndexMapping() throws Exception {
String result = jestService.getIndexMapping(jestClient, indexName, typeName);
System.out.println(result);
}
@Test
public void index() throws Exception {
List<Object> objs = new ArrayList<Object>();
objs.add(new User(1, "T:o\"m-", new Date()));
objs.add(new User(2, "J,e{r}r;y:", new Date()));
boolean result = jestService.index(jestClient, indexName, typeName, objs);
System.out.println(result);
}
@Test
public void termQuery() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.termQuery("name", "T:o\"m-");//单值完全匹配查询
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void termsQuery() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.termsQuery("name", new String[]{ "T:o\"m-", "J,e{r}r;y:" });//多值完全匹配查询
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void wildcardQuery() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.wildcardQuery("name", "*:*");//通配符和正则表达式查询
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void prefixQuery() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.prefixQuery("name", "T:o");//前缀查询
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void rangeQuery() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.rangeQuery("birth")
.gte("2016-09-01T00:00:00")
.lte("2016-10-01T00:00:00")
.includeLower(true)
.includeUpper(true);//区间查询
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void queryString() throws Exception {
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders
.queryString(QueryParser.escape("T:o\""));//文本检索,应该是将查询的词先分成词库中存在的词,然后分别去检索,存在任一存在的词即返回,查询词分词后是OR的关系。需要转义特殊字符
searchSourceBuilder.query(queryBuilder);
searchSourceBuilder.size(10);
searchSourceBuilder.from(0);
String query = searchSourceBuilder.toString();
System.out.println(query);
SearchResult result = jestService.search(jestClient, indexName, typeName, query);
List<Hit<User, Void>> hits = result.getHits(User.class);
System.out.println("Size:" + hits.size());
for (Hit<User, Void> hit : hits) {
User user = hit.source;
System.out.println(user.toString());
}
}
@Test
public void count() throws Exception {
String[] name = new String[]{ "T:o\"m-", "Jerry" };
String from = "2016-09-01T00:00:00";
String to = "2016-10-01T00:00:00";
SearchSourceBuilder searchSourceBuilder = new SearchSourceBuilder();
QueryBuilder queryBuilder = QueryBuilders.boolQuery()
.must(QueryBuilders.termsQuery("name", name))
.must(QueryBuilders.rangeQuery("birth").gte(from).lte(to));
searchSourceBuilder.query(queryBuilder);
String query = searchSourceBuilder.toString();
System.out.println(query);
Double count = jestService.count(jestClient, indexName, typeName, query);
System.out.println("Count:" + count);
}
@Test
public void get() throws Exception {
String id = "2";
JestResult result = jestService.get(jestClient, indexName, typeName, id);
if (result.isSucceeded()) {
User user = result.getSourceAsObject(User.class);
System.out.println(user.toString());
}
}
@Test
public void deleteIndexDocument() throws Exception {
String id = "2";
boolean result = jestService.delete(jestClient, indexName, typeName, id);
System.out.println(result);
}
@Test
public void deleteIndex() throws Exception {
boolean result = jestService.delete(jestClient, indexName);
System.out.println(result);
}
}
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