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Merge pull request #900 from egovernments/develop
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84 changes: 84 additions & 0 deletions
84
...ss-services/egov-hrms/src/main/java/org/egov/hrms/repository/ElasticSearchRepository.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,84 @@ | ||
| package org.egov.hrms.repository; | ||
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| import com.fasterxml.jackson.databind.ObjectMapper; | ||
| import lombok.extern.slf4j.Slf4j; | ||
| import org.egov.hrms.config.PropertiesManager; | ||
| import org.egov.hrms.web.contract.EmployeeSearchCriteria; | ||
| import org.egov.tracer.model.CustomException; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
| import org.springframework.http.HttpEntity; | ||
| import org.springframework.http.HttpHeaders; | ||
| import org.springframework.http.MediaType; | ||
| import org.springframework.http.ResponseEntity; | ||
| import org.springframework.stereotype.Repository; | ||
| import org.springframework.web.client.RestTemplate; | ||
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| import java.util.Base64; | ||
| import java.util.List; | ||
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| @Slf4j | ||
| @Repository | ||
| public class ElasticSearchRepository { | ||
| private PropertiesManager config; | ||
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| private FuzzySearchQueryBuilder queryBuilder; | ||
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| private RestTemplate restTemplate; | ||
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| private ObjectMapper mapper; | ||
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| @Autowired | ||
| public ElasticSearchRepository(PropertiesManager config, FuzzySearchQueryBuilder queryBuilder, RestTemplate restTemplate, ObjectMapper mapper) { | ||
| this.config = config; | ||
| this.queryBuilder = queryBuilder; | ||
| this.restTemplate = restTemplate; | ||
| this.mapper = mapper; | ||
| } | ||
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| public Object fuzzySearchEmployees(EmployeeSearchCriteria criteria, List<String> uuids) { | ||
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| String url = getESURL(); | ||
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| String searchQuery = queryBuilder.getFuzzySearchQuery(criteria, uuids); | ||
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| HttpHeaders headers = new HttpHeaders(); | ||
| headers.add("Authorization", getESEncodedCredentials()); | ||
| headers.setContentType(MediaType.APPLICATION_JSON); | ||
| log.info("Headers: " + headers.toString()); | ||
| HttpEntity<String> requestEntity = new HttpEntity<>(searchQuery, headers); | ||
| ResponseEntity response = null; | ||
| try { | ||
| response = restTemplate.postForEntity(url, requestEntity, Object.class); | ||
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| } catch (Exception e) { | ||
| e.printStackTrace(); | ||
| throw new CustomException("ES_ERROR","Failed to fetch data from ES"); | ||
| } | ||
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| return response.getBody(); | ||
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| } | ||
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| /** | ||
| * Generates elasticsearch search url from application properties | ||
| * | ||
| * @return | ||
| */ | ||
| private String getESURL() { | ||
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| StringBuilder builder = new StringBuilder(config.getEsHost()); | ||
| builder.append(config.getEsPTIndex()); | ||
| builder.append(config.getEsSearchEndpoint()); | ||
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| return builder.toString(); | ||
| } | ||
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| public String getESEncodedCredentials() { | ||
| String credentials = config.getUserName() + ":" + config.getPassword(); | ||
| byte[] credentialsBytes = credentials.getBytes(); | ||
| byte[] base64CredentialsBytes = Base64.getEncoder().encode(credentialsBytes); | ||
| return "Basic " + new String(base64CredentialsBytes); | ||
| } | ||
| } |
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