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// $Id$
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/**
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* Copyright (C) 2013 EDIT
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* European Distributed Institute of Taxonomy
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* http://www.e-taxonomy.eu
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*
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* The contents of this file are subject to the Mozilla Public License Version 1.1
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* See LICENSE.TXT at the top of this package for the full license terms.
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*/
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package eu.etaxonomy.cdm.ext.occurrence.gbif;
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import java.util.ArrayList;
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import java.util.List;
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import org.apache.http.NameValuePair;
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import eu.etaxonomy.cdm.ext.common.ServiceWrapperBase;
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import eu.etaxonomy.cdm.ext.occurrence.OccurenceQuery;
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/**
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* Generates the query URL string for GBIF queries.
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* @author pplitzner
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* @date 13.09.2013
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*
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*/
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public class GbifQueryGenerator {
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/**
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* Generates the query URL string for GBIF queries.
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* @param query the {@link OccurenceQuery}
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* @param queryParamsGET
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* @return the query URL string
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*/
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public List<NameValuePair> generateQueryParams(OccurenceQuery query){
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List<NameValuePair> queryParamsGET = new ArrayList<NameValuePair>();
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// only look for preserved specimens
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if (checkForValidQuery(query)) {
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "basisOfRecord", "PRESERVED_SPECIMEN");
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "limit", "100");
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if (query.tripleIds != null){
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for (String[] tripleId:query.tripleIds){
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "CatalogNumber",tripleId[0]);
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "InstitutionCode",tripleId[1]);
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "CollectionCode", tripleId[2]);
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}
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}else{
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if((query.accessionNumber!=null && !query.accessionNumber.isEmpty()) ){
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "CatalogNumber", query.accessionNumber);
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}
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if(query.collector!=null && !query.collector.isEmpty()){
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "recordedBy", query.collector);
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}
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if(query.collectorsNumber!=null && !query.collectorsNumber.isEmpty()){
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// TODO refine parameter
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "fieldNumber", query.collectorsNumber);
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "recordNumber", query.collectorsNumber);
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}
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if(query.country!=null && !query.country.isEmpty()){
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "country", query.country);
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}
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/**
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Date Range: January – June 1899
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http://api.gbif.org/v0.9/occurrence/search?basisOfRecord=preserved_specimen&scientificName=Campanula%20persicifolia&year=1899&month=1,6
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Exact Date: june 20th 1901
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http://api.gbif.org/v0.9/occurrence/search?basisOfRecord=preserved_specimen&scientificName=Campanula%20persicifolia&eventDate=1901-6-20
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Date range exact: Jan. 02.1899 to june 03. 1902
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http://api.gbif.org/v0.9/occurrence/search?basisOfRecord=preserved_specimen&scientificName=Campanula%20persicifolia&eventDate=1899-1-2,1902-6-3
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*/
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// FIXME: currently ONLY year is handled by the query (see GbifServiceWrapper)
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if(query.herbarium!=null && !query.herbarium.isEmpty()){
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// TODO refine parameter
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "institutionCode", query.herbarium);
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}
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if(query.locality!=null && !query.locality.isEmpty()){
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//TODO not yet available at GBIF
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// ServiceWrapperBase.addNameValuePairTo(queryParamsGET, param, query.locality);
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}
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if(query.taxonName!=null && !query.taxonName.isEmpty()){
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ServiceWrapperBase.addNameValuePairTo(queryParamsGET, "scientificName", query.taxonName);
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}
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}
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return queryParamsGET;
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}
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return null;
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}
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/**
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* @param query
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*/
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private boolean checkForValidQuery(OccurenceQuery query) {
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boolean valid = false;
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if (query.tripleIds != null) {
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for (String[] tripleId:query.tripleIds){
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if (tripleId[0] != null || tripleId[1] != null || tripleId[2] != null){
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valid = true;
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}
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}
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} else if((query.accessionNumber!=null && !query.accessionNumber.isEmpty()) ){
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valid = true;
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} else if (query.collector!=null && !query.collector.isEmpty()){
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valid = true;
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}else if(query.collectorsNumber!=null && !query.collectorsNumber.isEmpty()){
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valid = true;
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} else if (query.country!=null && !query.country.isEmpty()){
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valid = true;
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} else if(query.herbarium!=null && !query.herbarium.isEmpty()){
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valid = true;
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} else if (query.taxonName!=null && !query.taxonName.isEmpty()){
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valid = true;
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} else if (query.locality!=null && !query.locality.isEmpty()){
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//TODO not yet available at GBIF
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}
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return valid;
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}
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}
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