Java tutorial
/** * Most of the code in the Qalingo project is copyrighted Hoteia and licensed * under the Apache License Version 2.0 (release version 0.8.0) * http://www.apache.org/licenses/LICENSE-2.0 * * Copyright (c) Hoteia, 2012-2014 * http://www.hoteia.com - http://twitter.com/hoteia - contact@hoteia.com * */ package org.hoteia.qalingo.core.solr.service; import java.io.IOException; import java.util.Iterator; import java.util.List; import org.apache.commons.lang.StringUtils; import org.apache.solr.client.solrj.SolrQuery; import org.apache.solr.client.solrj.SolrRequest; import org.apache.solr.client.solrj.SolrRequest.METHOD; import org.apache.solr.client.solrj.SolrServer; import org.apache.solr.client.solrj.SolrServerException; import org.apache.solr.client.solrj.request.QueryRequest; import org.apache.solr.client.solrj.response.FacetField; import org.apache.solr.client.solrj.response.QueryResponse; import org.hoteia.qalingo.core.domain.User; import org.hoteia.qalingo.core.service.GeolocService; import org.hoteia.qalingo.core.solr.bean.SolrParam; import org.hoteia.qalingo.core.solr.bean.SortField; import org.hoteia.qalingo.core.solr.bean.UserSolr; import org.hoteia.qalingo.core.solr.response.UserResponseBean; import org.slf4j.Logger; import org.slf4j.LoggerFactory; import org.springframework.beans.factory.annotation.Autowired; import org.springframework.stereotype.Service; import org.springframework.transaction.annotation.Transactional; @Service("userSolrService") @Transactional public class UserSolrService extends AbstractSolrService { private final Logger logger = LoggerFactory.getLogger(getClass()); @Autowired protected SolrServer userSolrServer; @Autowired protected GeolocService geolocService; public void addOrUpdateUser(final User user) throws SolrServerException, IOException, IllegalArgumentException { if (user.getId() == null) { throw new IllegalArgumentException("Id cannot be blank or null."); } if (logger.isDebugEnabled()) { logger.debug("Indexing User " + user.getId() + " : " + user.getCode() + " : " + user.getFirstname() + " : " + user.getLastname()); } UserSolr userSolr = new UserSolr(); userSolr.setId(user.getId()); userSolr.setActive(user.isActive()); userSolr.setCode(user.getCode()); userSolr.setLastname(user.getLastname()); userSolr.setFirstname(user.getFirstname()); userSolr.setEmail(user.getEmail()); userSolr.setTitle(user.getTitle()); userSolr.setAddress(user.getAddress1()); userSolr.setPostalCode(user.getPostalCode()); userSolr.setCity(user.getCity()); userSolr.setCountryCode(user.getCountryCode()); userSolr.setAddressUniqueKey(geolocService.encodeAddress(user.getAddress1(), user.getPostalCode(), user.getCity(), user.getCountryCode())); userSolrServer.addBean(userSolr); userSolrServer.commit(); } public void removeUser(final UserSolr userSolr) throws SolrServerException, IOException { if (userSolr.getId() == null) { throw new IllegalArgumentException("Id cannot be blank or null."); } if (logger.isDebugEnabled()) { logger.debug("Remove Index User " + userSolr.getId() + " : " + userSolr.getLastname() + " : " + userSolr.getFirstname()); } userSolrServer.deleteById(userSolr.getId().toString()); userSolrServer.commit(); } public UserResponseBean searchUser(final String searchQuery, final List<String> facetFields, final List<String> filterQueries, final SolrParam solrParam) throws IllegalArgumentException, SolrServerException, IOException { SolrQuery solrQuery = new SolrQuery(); if (solrParam != null) { if (solrParam.get("rows") != null) { solrQuery.setParam("rows", (String) solrParam.get("rows")); } else { solrQuery.setParam("rows", getMaxResult()); } if (solrParam.get("sortField") != null) { SortField sortField = (SortField) solrParam.get("sortField"); for (Iterator<String> iterator = sortField.keySet().iterator(); iterator.hasNext();) { String field = (String) iterator.next(); solrQuery.addSortField(field, sortField.get(field)); } } } if (StringUtils.isEmpty(searchQuery)) { throw new IllegalArgumentException("SearchQuery field can not be Empty or Blank!"); } solrQuery.setQuery(searchQuery); if (facetFields != null && !facetFields.isEmpty()) { solrQuery.setFacet(true); solrQuery.setFacetMinCount(1); for (String facetField : facetFields) { solrQuery.addFacetField(facetField); } } logger.debug("QueryRequest solrQuery: " + solrQuery); SolrRequest request = new QueryRequest(solrQuery, METHOD.POST); QueryResponse response = new QueryResponse(userSolrServer.request(request), userSolrServer); logger.debug("QueryResponse Obj: " + response.toString()); List<UserSolr> solrList = response.getBeans(UserSolr.class); UserResponseBean userResponseBean = new UserResponseBean(); userResponseBean.setUserSolrList(solrList); if (facetFields != null && !facetFields.isEmpty()) { List<FacetField> solrFacetFieldList = response.getFacetFields(); userResponseBean.setUserSolrFacetFieldList(solrFacetFieldList); } return userResponseBean; } @Deprecated public UserResponseBean searchUser(String searchBy, String searchText, List<String> facetFields) throws IllegalArgumentException, SolrServerException, IOException { SolrQuery solrQuery = new SolrQuery(); solrQuery.setParam("rows", getMaxResult()); if (StringUtils.isEmpty(searchBy)) { throw new IllegalArgumentException("SearchBy field can not be Empty or Blank!"); } if (StringUtils.isEmpty(searchText)) { solrQuery.setQuery(searchBy + ":*"); } else { solrQuery.setQuery(searchBy + ":" + searchText + "*"); } if (facetFields != null && !facetFields.isEmpty()) { solrQuery.setFacet(true); solrQuery.setFacetMinCount(1); for (String facetField : facetFields) { solrQuery.addFacetField(facetField); } } logger.debug("QueryRequest solrQuery: " + solrQuery); SolrRequest request = new QueryRequest(solrQuery, METHOD.POST); QueryResponse response = new QueryResponse(userSolrServer.request(request), userSolrServer); logger.debug("QueryResponse Obj: " + response.toString()); List<UserSolr> solrList = response.getBeans(UserSolr.class); UserResponseBean userResponseBean = new UserResponseBean(); userResponseBean.setUserSolrList(solrList); if (facetFields != null && !facetFields.isEmpty()) { List<FacetField> solrFacetFieldList = response.getFacetFields(); userResponseBean.setUserSolrFacetFieldList(solrFacetFieldList); } return userResponseBean; } public UserResponseBean searchUser() throws IllegalArgumentException, SolrServerException, IOException { SolrQuery solrQuery = new SolrQuery(); solrQuery.setParam("rows", getMaxResult()); solrQuery.setQuery("*"); solrQuery.setFacet(true); solrQuery.setFacetMinCount(1); solrQuery.addFacetField("lastname"); logger.debug("QueryRequest solrQuery: " + solrQuery); SolrRequest request = new QueryRequest(solrQuery, METHOD.POST); QueryResponse response = new QueryResponse(userSolrServer.request(request), userSolrServer); logger.debug("QueryResponse Obj: " + response.toString()); List<UserSolr> solrList = response.getBeans(UserSolr.class); List<FacetField> solrFacetFieldList = response.getFacetFields(); UserResponseBean userResponseBean = new UserResponseBean(); userResponseBean.setUserSolrList(solrList); userResponseBean.setUserSolrFacetFieldList(solrFacetFieldList); return userResponseBean; } }