Files
DSpace/dspace-api/src/main/java/org/dspace/statistics/SolrLoggerServiceImpl.java

1599 lines
65 KiB
Java

/**
* The contents of this file are subject to the license and copyright
* detailed in the LICENSE and NOTICE files at the root of the source
* tree and available online at
*
* http://www.dspace.org/license/
*/
package org.dspace.statistics;
import java.io.File;
import java.io.FileNotFoundException;
import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.io.Reader;
import java.io.UnsupportedEncodingException;
import java.net.InetAddress;
import java.net.URI;
import java.net.URLEncoder;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.sql.SQLException;
import java.text.DateFormat;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.Date;
import java.util.EnumSet;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Set;
import javax.servlet.http.HttpServletRequest;
import au.com.bytecode.opencsv.CSVReader;
import au.com.bytecode.opencsv.CSVWriter;
import com.maxmind.geoip2.DatabaseReader;
import com.maxmind.geoip2.exception.GeoIp2Exception;
import com.maxmind.geoip2.model.CityResponse;
import org.apache.commons.io.FileUtils;
import org.apache.commons.lang3.ArrayUtils;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.lang3.time.DateFormatUtils;
import org.apache.http.HttpResponse;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.impl.client.DefaultHttpClient;
import org.apache.logging.log4j.LogManager;
import org.apache.logging.log4j.Logger;
import org.apache.solr.client.solrj.SolrClient;
import org.apache.solr.client.solrj.SolrQuery;
import org.apache.solr.client.solrj.SolrServerException;
import org.apache.solr.client.solrj.impl.HttpSolrClient;
import org.apache.solr.client.solrj.impl.HttpSolrClient.RemoteSolrException;
import org.apache.solr.client.solrj.request.AbstractUpdateRequest;
import org.apache.solr.client.solrj.request.ContentStreamUpdateRequest;
import org.apache.solr.client.solrj.request.CoreAdminRequest;
import org.apache.solr.client.solrj.request.LukeRequest;
import org.apache.solr.client.solrj.response.CoreAdminResponse;
import org.apache.solr.client.solrj.response.FacetField;
import org.apache.solr.client.solrj.response.LukeResponse;
import org.apache.solr.client.solrj.response.QueryResponse;
import org.apache.solr.client.solrj.response.RangeFacet;
import org.apache.solr.client.solrj.response.SolrPingResponse;
import org.apache.solr.client.solrj.util.ClientUtils;
import org.apache.solr.common.SolrDocument;
import org.apache.solr.common.SolrDocumentList;
import org.apache.solr.common.SolrInputDocument;
import org.apache.solr.common.luke.FieldFlag;
import org.apache.solr.common.params.CommonParams;
import org.apache.solr.common.params.CoreAdminParams.CoreAdminAction;
import org.apache.solr.common.params.FacetParams;
import org.apache.solr.common.params.MapSolrParams;
import org.apache.solr.common.params.ModifiableSolrParams;
import org.apache.solr.common.params.ShardParams;
import org.apache.solr.common.util.NamedList;
import org.dspace.content.Bitstream;
import org.dspace.content.Bundle;
import org.dspace.content.Collection;
import org.dspace.content.Community;
import org.dspace.content.DCDate;
import org.dspace.content.DSpaceObject;
import org.dspace.content.Item;
import org.dspace.content.factory.ContentServiceFactory;
import org.dspace.content.service.BitstreamService;
import org.dspace.content.service.DSpaceObjectLegacySupportService;
import org.dspace.core.Constants;
import org.dspace.core.Context;
import org.dspace.eperson.EPerson;
import org.dspace.eperson.Group;
import org.dspace.service.ClientInfoService;
import org.dspace.services.ConfigurationService;
import org.dspace.statistics.service.SolrLoggerService;
import org.dspace.statistics.util.DnsLookup;
import org.dspace.statistics.util.LocationUtils;
import org.dspace.statistics.util.SpiderDetector;
import org.dspace.usage.UsageWorkflowEvent;
import org.springframework.beans.factory.InitializingBean;
import org.springframework.beans.factory.annotation.Autowired;
/**
* Static holder for a HttpSolrClient connection pool to issue
* usage logging events to Solr from DSpace libraries, and some static query
* composers.
*
* @author ben at atmire.com
* @author kevinvandevelde at atmire.com
* @author mdiggory at atmire.com
*/
public class SolrLoggerServiceImpl implements SolrLoggerService, InitializingBean {
private static final Logger log = LogManager.getLogger();
private static final String MULTIPLE_VALUES_SPLITTER = "|";
protected SolrClient solr;
public static final String DATE_FORMAT_8601 = "yyyy-MM-dd'T'HH:mm:ss.SSS'Z'";
public static final String DATE_FORMAT_DCDATE = "yyyy-MM-dd'T'HH:mm:ss'Z'";
protected DatabaseReader locationService;
protected boolean useProxies;
private static final List<String> statisticYearCores = new ArrayList<>();
private static boolean statisticYearCoresInit = false;
@Autowired(required = true)
protected BitstreamService bitstreamService;
@Autowired(required = true)
protected ContentServiceFactory contentServiceFactory;
@Autowired(required = true)
private ConfigurationService configurationService;
@Autowired(required = true)
private ClientInfoService clientInfoService;
/** URL to the current-year statistics core. Prior-year shards will have a year suffixed. */
private String statisticsCoreURL;
/** Name of the current-year statistics core. Prior-year shards will have a year suffixed. */
private String statisticsCoreBase;
public static enum StatisticsType {
VIEW("view"),
SEARCH("search"),
SEARCH_RESULT("search_result"),
WORKFLOW("workflow");
private final String text;
StatisticsType(String text) {
this.text = text;
}
public String text() {
return text;
}
}
protected SolrLoggerServiceImpl() {
}
@Override
public void afterPropertiesSet() throws Exception {
statisticsCoreURL = configurationService.getProperty("solr-statistics.server");
if (null != statisticsCoreURL) {
Path statisticsPath = Paths.get(new URI(statisticsCoreURL).getPath());
statisticsCoreBase = statisticsPath
.getName(statisticsPath.getNameCount() - 1)
.toString();
} else {
statisticsCoreBase = null;
}
log.info("solr-statistics.server: {}", statisticsCoreURL);
log.info("usage-statistics.dbfile: {}",
configurationService.getProperty("usage-statistics.dbfile"));
HttpSolrClient server = null;
if (statisticsCoreURL != null) {
try {
server = new HttpSolrClient.Builder(statisticsCoreURL).build();
} catch (Exception e) {
log.error("Error accessing Solr server configured in 'solr-statistics.server'", e);
}
}
solr = server;
// Read in the file so we don't have to do it all the time
//spiderIps = SpiderDetector.getSpiderIpAddresses();
DatabaseReader service = null;
// Get the db file for the location
String dbPath = configurationService.getProperty("usage-statistics.dbfile");
if (dbPath != null) {
try {
File dbFile = new File(dbPath);
service = new DatabaseReader.Builder(dbFile).build();
} catch (FileNotFoundException fe) {
log.error(
"The GeoLite Database file is missing (" + dbPath + ")! Solr Statistics cannot generate location " +
"based reports! Please see the DSpace installation instructions for instructions to install " +
"this file.",
fe);
} catch (IOException e) {
log.error(
"Unable to load GeoLite Database file (" + dbPath + ")! You may need to reinstall it. See the " +
"DSpace installation instructions for more details.",
e);
}
} else {
log.error("The required 'dbfile' configuration is missing in solr-statistics.cfg!");
}
locationService = service;
}
@Override
public void post(DSpaceObject dspaceObject, HttpServletRequest request,
EPerson currentUser) {
postView(dspaceObject, request, currentUser);
}
@Override
public void postView(DSpaceObject dspaceObject, HttpServletRequest request,
EPerson currentUser) {
if (solr == null || locationService == null) {
return;
}
initSolrYearCores();
try {
SolrInputDocument doc1 = getCommonSolrDoc(dspaceObject, request, currentUser);
if (doc1 == null) {
return;
}
if (dspaceObject instanceof Bitstream) {
Bitstream bit = (Bitstream) dspaceObject;
List<Bundle> bundles = bit.getBundles();
for (Bundle bundle : bundles) {
doc1.addField("bundleName", bundle.getName());
}
}
doc1.addField("statistics_type", StatisticsType.VIEW.text());
solr.add(doc1);
//commits are executed automatically using the solr autocommit
// solr.commit(false, false);
} catch (RuntimeException re) {
throw re;
} catch (Exception e) {
log.error("Error saving VIEW event to Solr for DSpaceObject {} by EPerson {}",
dspaceObject.getID(), currentUser.getEmail(), e);
}
}
@Override
public void postView(DSpaceObject dspaceObject,
String ip, String userAgent, String xforwardedfor, EPerson currentUser) {
if (solr == null || locationService == null) {
return;
}
initSolrYearCores();
try {
SolrInputDocument doc1 = getCommonSolrDoc(dspaceObject, ip, userAgent, xforwardedfor,
currentUser);
if (doc1 == null) {
return;
}
if (dspaceObject instanceof Bitstream) {
Bitstream bit = (Bitstream) dspaceObject;
List<Bundle> bundles = bit.getBundles();
for (Bundle bundle : bundles) {
doc1.addField("bundleName", bundle.getName());
}
}
doc1.addField("statistics_type", StatisticsType.VIEW.text());
solr.add(doc1);
// commits are executed automatically using the solr autocommit
// solr.commit(false, false);
} catch (RuntimeException re) {
throw re;
} catch (Exception e) {
log.error("Error saving VIEW event to Solr for DSpaceObject {} by EPerson {}",
dspaceObject.getID(), currentUser.getEmail(), e);
}
}
/**
* Returns a solr input document containing common information about the statistics
* regardless if we are logging a search or a view of a DSpace object
*
* @param dspaceObject the object used.
* @param request the current request context.
* @param currentUser the current session's user.
* @return a solr input document
* @throws SQLException in case of a database exception
*/
protected SolrInputDocument getCommonSolrDoc(DSpaceObject dspaceObject, HttpServletRequest request,
EPerson currentUser) throws SQLException {
boolean isSpiderBot = request != null && SpiderDetector.isSpider(request);
if (isSpiderBot &&
!configurationService.getBooleanProperty("usage-statistics.logBots", true)) {
return null;
}
SolrInputDocument doc1 = new SolrInputDocument();
// Save our basic info that we already have
if (request != null) {
String ip = clientInfoService.getClientIp(request);
doc1.addField("ip", ip);
//Also store the referrer
if (request.getHeader("referer") != null) {
doc1.addField("referrer", request.getHeader("referer"));
}
try {
String dns = DnsLookup.reverseDns(ip);
doc1.addField("dns", dns.toLowerCase());
} catch (Exception e) {
log.info("Failed DNS Lookup for IP:" + ip);
log.debug(e.getMessage(), e);
}
if (request.getHeader("User-Agent") != null) {
doc1.addField("userAgent", request.getHeader("User-Agent"));
}
doc1.addField("isBot", isSpiderBot);
// Save the location information if valid, save the event without
// location information if not valid
if (locationService != null) {
try {
InetAddress ipAddress = InetAddress.getByName(ip);
CityResponse location = locationService.city(ipAddress);
String countryCode = location.getCountry().getIsoCode();
double latitude = location.getLocation().getLatitude();
double longitude = location.getLocation().getLongitude();
if (!(
"--".equals(countryCode)
&& latitude == -180
&& longitude == -180)
) {
try {
doc1.addField("continent", LocationUtils
.getContinentCode(countryCode));
} catch (Exception e) {
System.out
.println("COUNTRY ERROR: " + countryCode);
}
doc1.addField("countryCode", countryCode);
doc1.addField("city", location.getCity().getName());
doc1.addField("latitude", latitude);
doc1.addField("longitude", longitude);
}
} catch (IOException | GeoIp2Exception e) {
log.error("Unable to get location of request: {}", e.getMessage());
}
}
}
if (dspaceObject != null) {
doc1.addField("id", dspaceObject.getID().toString());
doc1.addField("type", dspaceObject.getType());
storeParents(doc1, dspaceObject);
}
// Save the current time
doc1.addField("time", DateFormatUtils.format(new Date(), DATE_FORMAT_8601));
if (currentUser != null) {
doc1.addField("epersonid", currentUser.getID().toString());
}
return doc1;
}
protected SolrInputDocument getCommonSolrDoc(DSpaceObject dspaceObject, String ip, String userAgent,
String xforwardedfor, EPerson currentUser) throws SQLException {
boolean isSpiderBot = SpiderDetector.isSpider(ip);
if (isSpiderBot &&
!configurationService.getBooleanProperty("usage-statistics.logBots", true)) {
return null;
}
SolrInputDocument doc1 = new SolrInputDocument();
// Save our basic info that we already have
ip = clientInfoService.getClientIp(ip, xforwardedfor);
doc1.addField("ip", ip);
try {
String dns = DnsLookup.reverseDns(ip);
doc1.addField("dns", dns.toLowerCase());
} catch (Exception e) {
log.info("Failed DNS Lookup for IP:" + ip);
log.debug(e.getMessage(), e);
}
if (userAgent != null) {
doc1.addField("userAgent", userAgent);
}
doc1.addField("isBot", isSpiderBot);
// Save the location information if valid, save the event without
// location information if not valid
if (locationService != null) {
try {
InetAddress ipAddress = InetAddress.getByName(ip);
CityResponse location = locationService.city(ipAddress);
String countryCode = location.getCountry().getIsoCode();
double latitude = location.getLocation().getLatitude();
double longitude = location.getLocation().getLongitude();
if (!(
"--".equals(countryCode)
&& latitude == -180
&& longitude == -180)
) {
try {
doc1.addField("continent", LocationUtils
.getContinentCode(countryCode));
} catch (Exception e) {
System.out
.println("COUNTRY ERROR: " + countryCode);
}
doc1.addField("countryCode", countryCode);
doc1.addField("city", location.getCity().getName());
doc1.addField("latitude", latitude);
doc1.addField("longitude", longitude);
}
} catch (GeoIp2Exception | IOException e) {
log.error("Unable to get location of request: {}", e.getMessage());
}
}
if (dspaceObject != null) {
doc1.addField("id", dspaceObject.getID().toString());
doc1.addField("type", dspaceObject.getType());
storeParents(doc1, dspaceObject);
}
// Save the current time
doc1.addField("time", DateFormatUtils.format(new Date(), DATE_FORMAT_8601));
if (currentUser != null) {
doc1.addField("epersonid", currentUser.getID().toString());
}
return doc1;
}
@Override
public void postSearch(DSpaceObject resultObject, HttpServletRequest request, EPerson currentUser,
List<String> queries, int rpp, String sortBy, String order, int page, DSpaceObject scope) {
try {
SolrInputDocument solrDoc = getCommonSolrDoc(resultObject, request, currentUser);
if (solrDoc == null) {
return;
}
initSolrYearCores();
for (String query : queries) {
solrDoc.addField("query", query);
}
if (resultObject != null) {
//We have a search result
solrDoc.addField("statistics_type", StatisticsType.SEARCH_RESULT.text());
} else {
solrDoc.addField("statistics_type", StatisticsType.SEARCH.text());
}
//Store the scope
if (scope != null) {
solrDoc.addField("scopeId", scope.getID().toString());
solrDoc.addField("scopeType", scope.getType());
}
if (rpp != -1) {
solrDoc.addField("rpp", rpp);
}
if (sortBy != null) {
solrDoc.addField("sortBy", sortBy);
if (order != null) {
solrDoc.addField("sortOrder", order);
}
}
if (page != -1) {
solrDoc.addField("page", page);
}
solr.add(solrDoc);
} catch (RuntimeException re) {
throw re;
} catch (Exception e) {
log.error("Error saving SEARCH event to Solr by EPerson {}",
currentUser.getEmail(), e);
}
}
@Override
public void postWorkflow(UsageWorkflowEvent usageWorkflowEvent) throws SQLException {
initSolrYearCores();
try {
SolrInputDocument solrDoc = getCommonSolrDoc(usageWorkflowEvent.getObject(), null, null);
//Log the current collection & the scope !
solrDoc.addField("owningColl", usageWorkflowEvent.getScope().getID().toString());
storeParents(solrDoc, usageWorkflowEvent.getScope());
if (usageWorkflowEvent.getWorkflowStep() != null) {
solrDoc.addField("workflowStep", usageWorkflowEvent.getWorkflowStep());
}
if (usageWorkflowEvent.getOldState() != null) {
solrDoc.addField("previousWorkflowStep", usageWorkflowEvent.getOldState());
}
if (usageWorkflowEvent.getGroupOwners() != null) {
for (int i = 0; i < usageWorkflowEvent.getGroupOwners().length; i++) {
Group group = usageWorkflowEvent.getGroupOwners()[i];
solrDoc.addField("owner", "g" + group.getID().toString());
}
}
if (usageWorkflowEvent.getEpersonOwners() != null) {
for (int i = 0; i < usageWorkflowEvent.getEpersonOwners().length; i++) {
EPerson ePerson = usageWorkflowEvent.getEpersonOwners()[i];
solrDoc.addField("owner", "e" + ePerson.getID().toString());
}
}
solrDoc.addField("workflowItemId", usageWorkflowEvent.getWorkflowItem().getID().toString());
EPerson submitter = ((Item) usageWorkflowEvent.getObject()).getSubmitter();
if (submitter != null) {
solrDoc.addField("submitter", submitter.getID().toString());
}
solrDoc.addField("statistics_type", StatisticsType.WORKFLOW.text());
if (usageWorkflowEvent.getActor() != null) {
solrDoc.addField("actor", usageWorkflowEvent.getActor().getID().toString());
}
solr.add(solrDoc);
} catch (Exception e) {
//Log the exception, no need to send it through, the workflow shouldn't crash because of this !
log.error("Error saving WORKFLOW event to Solr", e);
}
}
@Override
public void storeParents(SolrInputDocument doc1, DSpaceObject dso)
throws SQLException {
if (dso instanceof Community) {
Community comm = (Community) dso;
List<Community> parentCommunities = comm.getParentCommunities();
for (Community parent : parentCommunities) {
doc1.addField("owningComm", parent.getID().toString());
storeParents(doc1, parent);
}
} else if (dso instanceof Collection) {
Collection coll = (Collection) dso;
List<Community> communities = coll.getCommunities();
for (Community community : communities) {
doc1.addField("owningComm", community.getID().toString());
storeParents(doc1, community);
}
} else if (dso instanceof Item) {
Item item = (Item) dso;
List<Collection> collections = item.getCollections();
for (Collection collection : collections) {
doc1.addField("owningColl", collection.getID().toString());
storeParents(doc1, collection);
}
} else if (dso instanceof Bitstream) {
Bitstream bitstream = (Bitstream) dso;
List<Bundle> bundles = bitstream.getBundles();
for (Bundle bundle : bundles) {
List<Item> items = bundle.getItems();
for (Item item : items) {
doc1.addField("owningItem", item.getID().toString());
storeParents(doc1, item);
}
}
}
}
@Override
public boolean isUseProxies() {
return clientInfoService.isUseProxiesEnabled();
}
@Override
public void removeIndex(String query) throws IOException,
SolrServerException {
solr.deleteByQuery(query);
solr.commit();
}
@Override
public Map<String, List<String>> queryField(String query,
List oldFieldVals, String field)
throws IOException {
Map<String, List<String>> currentValsStored = new HashMap<>();
try {
// Get one document (since all the metadata for all the values
// should be the same just get the first one we find
Map<String, String> params = new HashMap<>();
params.put("q", query);
params.put("rows", "1");
MapSolrParams solrParams = new MapSolrParams(params);
QueryResponse response = solr.query(solrParams);
// Make sure we at least got a document
if (response.getResults().getNumFound() == 0) {
return currentValsStored;
}
} catch (SolrServerException e) {
e.printStackTrace();
}
return currentValsStored;
}
public class ResultProcessor {
private SolrInputDocument toSolrInputDocument(SolrDocument d) {
SolrInputDocument doc = new SolrInputDocument();
for (String name : d.getFieldNames()) {
doc.addField(name, d.getFieldValue(name));
}
return doc;
}
public void execute(String query) throws SolrServerException, IOException {
Map<String, String> params = new HashMap<>();
params.put("q", query);
params.put("rows", "10");
if (0 < statisticYearCores.size()) {
params.put(ShardParams.SHARDS, StringUtils.join(statisticYearCores.iterator(), ','));
}
MapSolrParams solrParams = new MapSolrParams(params);
QueryResponse response = solr.query(solrParams);
SolrDocumentList results = response.getResults();
long numbFound = results.getNumFound();
// process the first batch
for (SolrDocument result : results) {
process(toSolrInputDocument(result));
}
// Run over the rest
for (int i = 10; i < numbFound; i += 10) {
params.put("start", String.valueOf(i));
solrParams = new MapSolrParams(params);
response = solr.query(solrParams);
results = response.getResults();
for (SolrDocument result : results) {
process(toSolrInputDocument(result));
}
}
}
public void commit() throws IOException, SolrServerException {
solr.commit();
}
/**
* Override to manage pages of documents
*
* @param docs a list of Solr documents
* @throws IOException A general class of exceptions produced by failed or interrupted I/O operations.
* @throws SolrServerException Exception from the Solr server to the solrj Java client.
*/
public void process(List<SolrInputDocument> docs) throws IOException, SolrServerException {
for (SolrInputDocument doc : docs) {
process(doc);
}
}
/**
* Override to manage individual documents
*
* @param doc Solr document
* @throws IOException A general class of exceptions produced by failed or interrupted I/O operations.
* @throws SolrServerException Exception from the Solr server to the solrj Java client.
*/
public void process(SolrInputDocument doc) throws IOException, SolrServerException {
}
}
@Override
public void markRobotsByIP() {
for (String ip : SpiderDetector.getSpiderIpAddresses()) {
try {
/* Result Process to alter record to be identified as a bot */
ResultProcessor processor = new ResultProcessor() {
@Override
public void process(SolrInputDocument doc) throws IOException, SolrServerException {
doc.removeField("isBot");
doc.addField("isBot", true);
solr.add(doc);
log.info("Marked " + doc.getFieldValue("ip") + " as bot");
}
};
/* query for ip, exclude results previously set as bots. */
processor.execute("ip:" + ip + "* AND -isBot:true");
solr.commit();
} catch (Exception e) {
log.error(e.getMessage(), e);
}
}
}
@Override
public void markRobotByUserAgent(String agent) {
try {
/* Result Process to alter record to be identified as a bot */
ResultProcessor processor = new ResultProcessor() {
@Override
public void process(SolrInputDocument doc) throws IOException, SolrServerException {
doc.removeField("isBot");
doc.addField("isBot", true);
solr.add(doc);
}
};
/* query for ip, exclude results previously set as bots. */
processor.execute("userAgent:" + agent + " AND -isBot:true");
solr.commit();
} catch (Exception e) {
log.error(e.getMessage(), e);
}
}
@Override
public void deleteRobotsByIsBotFlag() {
try {
solr.deleteByQuery("isBot:true");
} catch (Exception e) {
log.error(e.getMessage(), e);
}
}
@Override
public void deleteIP(String ip) {
try {
solr.deleteByQuery("ip:" + ip + "*");
} catch (Exception e) {
log.error(e.getMessage(), e);
}
}
@Override
public void deleteRobotsByIP() {
for (String ip : SpiderDetector.getSpiderIpAddresses()) {
deleteIP(ip);
}
}
@Override
public void update(String query, String action,
List<String> fieldNames, List<List<Object>> fieldValuesList)
throws SolrServerException, IOException {
// Since there is NO update
// We need to get our documents
// QueryResponse queryResponse = solr.query()//query(query, null, -1,
// null, null, null);
final List<SolrInputDocument> docsToUpdate = new ArrayList<>();
ResultProcessor processor = new ResultProcessor() {
@Override
public void process(List<SolrInputDocument> docs)
throws IOException, SolrServerException {
docsToUpdate.addAll(docs);
}
};
processor.execute(query);
// We have all the docs delete the ones we don't need
solr.deleteByQuery(query);
// Add the new (updated onces
for (int i = 0; i < docsToUpdate.size(); i++) {
SolrInputDocument solrDocument = docsToUpdate.get(i);
// Now loop over our fieldname actions
for (int j = 0; j < fieldNames.size(); j++) {
String fieldName = fieldNames.get(j);
List<Object> fieldValues = fieldValuesList.get(j);
if (action.equals("addOne") || action.equals("replace")) {
if (action.equals("replace")) {
solrDocument.removeField(fieldName);
}
for (Object fieldValue : fieldValues) {
solrDocument.addField(fieldName, fieldValue);
}
} else if (action.equals("remOne")) {
// Remove the field
java.util.Collection<Object> values = solrDocument
.getFieldValues(fieldName);
solrDocument.removeField(fieldName);
for (Object value : values) {
// Keep all the values besides the one we need to remove
if (!fieldValues.contains((value))) {
solrDocument.addField(fieldName, value);
}
}
}
}
solr.add(solrDocument);
}
solr.commit();
// System.out.println("SolrLogger.update(\""+query+"\"):"+(new
// Date().getTime() - start)+"ms,"+numbFound+"records");
}
@Override
public void query(String query, int max)
throws SolrServerException, IOException {
query(query, null, null, 0, max, null, null, null, null, null, false);
}
@Override
public ObjectCount[] queryFacetField(String query,
String filterQuery, String facetField, int max, boolean showTotal,
List<String> facetQueries)
throws SolrServerException, IOException {
QueryResponse queryResponse = query(query, filterQuery, facetField,
0, max, null, null, null, facetQueries, null, false);
if (queryResponse == null) {
return new ObjectCount[0];
}
FacetField field = queryResponse.getFacetField(facetField);
// At least make sure we have one value
if (0 < field.getValueCount()) {
// Create an array for our result
ObjectCount[] result = new ObjectCount[field.getValueCount()
+ (showTotal ? 1 : 0)];
// Run over our results & store them
for (int i = 0; i < field.getValues().size(); i++) {
FacetField.Count fieldCount = field.getValues().get(i);
result[i] = new ObjectCount();
result[i].setCount(fieldCount.getCount());
result[i].setValue(fieldCount.getName());
}
if (showTotal) {
result[result.length - 1] = new ObjectCount();
result[result.length - 1].setCount(queryResponse.getResults()
.getNumFound());
result[result.length - 1].setValue("total");
}
return result;
} else {
// Return an empty array cause we got no data
return new ObjectCount[0];
}
}
@Override
public ObjectCount[] queryFacetDate(String query,
String filterQuery, int max, String dateType, String dateStart,
String dateEnd, boolean showTotal, Context context)
throws SolrServerException, IOException {
QueryResponse queryResponse = query(query, filterQuery, null, 0, max,
dateType, dateStart, dateEnd, null, null, false);
if (queryResponse == null) {
return new ObjectCount[0];
}
FacetField dateFacet = queryResponse.getFacetDate("time");
// TODO: check if this cannot crash I checked it, it crashed!!!
// Create an array for our result
ObjectCount[] result = new ObjectCount[dateFacet.getValueCount()
+ (showTotal ? 1 : 0)];
// Run over our datefacet & store all the values
for (int i = 0; i < dateFacet.getValues().size(); i++) {
FacetField.Count dateCount = dateFacet.getValues().get(i);
result[i] = new ObjectCount();
result[i].setCount(dateCount.getCount());
result[i].setValue(getDateView(dateCount.getName(), dateType, context));
}
if (showTotal) {
result[result.length - 1] = new ObjectCount();
result[result.length - 1].setCount(queryResponse.getResults()
.getNumFound());
// TODO: Make sure that this total is gotten out of the msgs.xml
result[result.length - 1].setValue("total");
}
return result;
}
@Override
public Map<String, Integer> queryFacetQuery(String query,
String filterQuery, List<String> facetQueries)
throws SolrServerException, IOException {
QueryResponse response = query(query, filterQuery, null, 0, 1, null, null,
null, facetQueries, null, false);
return response.getFacetQuery();
}
@Override
public ObjectCount queryTotal(String query, String filterQuery)
throws SolrServerException, IOException {
QueryResponse queryResponse = query(query, filterQuery, null, 0, -1, null,
null, null, null, null, false);
ObjectCount objCount = new ObjectCount();
objCount.setCount(queryResponse.getResults().getNumFound());
return objCount;
}
protected String getDateView(String name, String type, Context context) {
if (name != null && name.matches("^[0-9]{4}\\-[0-9]{2}.*")) {
/*
* if ("YEAR".equalsIgnoreCase(type)) return name.substring(0, 4);
* else if ("MONTH".equalsIgnoreCase(type)) return name.substring(0,
* 7); else if ("DAY".equalsIgnoreCase(type)) return
* name.substring(0, 10); else if ("HOUR".equalsIgnoreCase(type))
* return name.substring(11, 13);
*/
// Get our date
Date date = null;
try {
SimpleDateFormat format = new SimpleDateFormat(DATE_FORMAT_8601, context.getCurrentLocale());
date = format.parse(name);
} catch (ParseException e) {
try {
// We should use the dcdate (the dcdate is used when
// generating random data)
SimpleDateFormat format = new SimpleDateFormat(
DATE_FORMAT_DCDATE, context.getCurrentLocale());
date = format.parse(name);
} catch (ParseException e1) {
e1.printStackTrace();
}
// e.printStackTrace();
}
String dateformatString = "dd-MM-yyyy";
if ("DAY".equals(type)) {
dateformatString = "dd-MM-yyyy";
} else if ("MONTH".equals(type)) {
dateformatString = "MMMM yyyy";
} else if ("YEAR".equals(type)) {
dateformatString = "yyyy";
}
SimpleDateFormat simpleFormat = new SimpleDateFormat(
dateformatString, context.getCurrentLocale());
if (date != null) {
name = simpleFormat.format(date);
}
}
return name;
}
@Override
public QueryResponse query(String query, String filterQuery,
String facetField, int rows, int max, String dateType, String dateStart,
String dateEnd, List<String> facetQueries, String sort, boolean ascending)
throws SolrServerException, IOException {
if (solr == null) {
return null;
}
// System.out.println("QUERY");
SolrQuery solrQuery = new SolrQuery().setRows(rows).setQuery(query)
.setFacetMinCount(1);
addAdditionalSolrYearCores(solrQuery);
// Set the date facet if present
if (dateType != null) {
solrQuery.setParam("facet.date", "time")
.
// EXAMPLE: NOW/MONTH+1MONTH
setParam("facet.date.end",
"NOW/" + dateType + dateEnd + dateType).setParam(
"facet.date.gap", "+1" + dateType)
.
// EXAMPLE: NOW/MONTH-" + nbMonths + "MONTHS
setParam("facet.date.start",
"NOW/" + dateType + dateStart + dateType + "S")
.setFacet(true);
}
if (facetQueries != null) {
for (int i = 0; i < facetQueries.size(); i++) {
String facetQuery = facetQueries.get(i);
solrQuery.addFacetQuery(facetQuery);
}
if (0 < facetQueries.size()) {
solrQuery.setFacet(true);
}
}
if (facetField != null) {
solrQuery.addFacetField(facetField);
}
// Set the top x of if present
if (max != -1) {
solrQuery.setFacetLimit(max);
}
// A filter is used instead of a regular query to improve
// performance and ensure the search result ordering will
// not be influenced
// Choose to filter by the Legacy spider IP list (may get too long to properly filter all IP's
if (configurationService.getBooleanProperty("solr-statistics.query.filter.spiderIp", false)) {
solrQuery.addFilterQuery(getIgnoreSpiderIPs());
}
// Choose to filter by isBot field, may be overriden in future
// to allow views on stats based on bots.
if (configurationService.getBooleanProperty("solr-statistics.query.filter.isBot", true)) {
solrQuery.addFilterQuery("-isBot:true");
}
if (sort != null) {
solrQuery.addSort(sort, (ascending ? SolrQuery.ORDER.asc : SolrQuery.ORDER.desc));
}
String[] bundles = configurationService.getArrayProperty("solr-statistics.query.filter.bundles");
if (bundles != null && bundles.length > 0) {
/**
* The code below creates a query that will allow only records which do not have a bundlename
* (items, collections, ...) or bitstreams that have a configured bundle name
*/
StringBuffer bundleQuery = new StringBuffer();
//Also add the possibility that if no bundle name is there these results will also be returned !
bundleQuery.append("-(bundleName:[* TO *]");
for (int i = 0; i < bundles.length; i++) {
String bundle = bundles[i].trim();
bundleQuery.append("-bundleName:").append(bundle);
if (i != bundles.length - 1) {
bundleQuery.append(" AND ");
}
}
bundleQuery.append(")");
solrQuery.addFilterQuery(bundleQuery.toString());
}
if (filterQuery != null) {
solrQuery.addFilterQuery(filterQuery);
}
QueryResponse response;
try {
// solr.set
response = solr.query(solrQuery);
} catch (SolrServerException | IOException e) {
log.error("Error searching Solr usage events using query {}", query, e);
throw e;
}
return response;
}
/**
* String of IP and Ranges in IPTable as a Solr Query
*/
protected String filterQuery = null;
@Override
public String getIgnoreSpiderIPs() {
if (filterQuery == null) {
StringBuilder query = new StringBuilder();
boolean first = true;
for (String ip : SpiderDetector.getSpiderIpAddresses()) {
if (first) {
query.append(" AND ");
first = false;
}
query.append(" NOT(ip: ").append(ip).append(")");
}
filterQuery = query.toString();
}
return filterQuery;
}
@Override
public void optimizeSOLR() {
try {
long start = System.currentTimeMillis();
System.out.println("SOLR Optimize -- Process Started:" + start);
solr.optimize();
long finish = System.currentTimeMillis();
System.out.println("SOLR Optimize -- Process Finished:" + finish);
System.out.println("SOLR Optimize -- Total time taken:" + (finish - start) + " (ms).");
} catch (SolrServerException sse) {
System.err.println(sse.getMessage());
} catch (IOException ioe) {
System.err.println(ioe.getMessage());
}
}
@Override
public void shardSolrIndex() throws IOException, SolrServerException {
if (!(solr instanceof HttpSolrClient)) {
return;
}
/*
Start by faceting by year so we can include each year in a separate core !
*/
SolrQuery yearRangeQuery = new SolrQuery();
yearRangeQuery.setQuery("*:*");
yearRangeQuery.setRows(0);
yearRangeQuery.setFacet(true);
yearRangeQuery.add(FacetParams.FACET_RANGE, "time");
//We go back to 2000 the year 2000, this is a bit overkill but this way we ensure we have everything
//The alternative would be to sort but that isn't recommended since it would be a very costly query !
yearRangeQuery.add(FacetParams.FACET_RANGE_START,
"NOW/YEAR-" + (Calendar.getInstance().get(Calendar.YEAR) - 2000) + "YEARS");
//Add the +0year to ensure that we DO NOT include the current year
yearRangeQuery.add(FacetParams.FACET_RANGE_END, "NOW/YEAR+0YEARS");
yearRangeQuery.add(FacetParams.FACET_RANGE_GAP, "+1YEAR");
yearRangeQuery.add(FacetParams.FACET_MINCOUNT, String.valueOf(1));
//Create a temp directory to store our files in !
File tempDirectory = new File(
configurationService.getProperty("dspace.dir") + File.separator + "temp" + File.separator);
tempDirectory.mkdirs();
QueryResponse queryResponse = solr.query(yearRangeQuery);
//We only have one range query !
List<RangeFacet.Count> yearResults = queryResponse.getFacetRanges().get(0).getCounts();
for (RangeFacet.Count count : yearResults) {
long totalRecords = count.getCount();
//Create a range query from this !
//We start with out current year
DCDate dcStart = new DCDate(count.getValue());
Calendar endDate = Calendar.getInstance();
//Advance one year for the start of the next one !
endDate.setTime(dcStart.toDate());
endDate.add(Calendar.YEAR, 1);
DCDate dcEndDate = new DCDate(endDate.getTime());
StringBuilder filterQuery = new StringBuilder();
filterQuery.append("time:([");
filterQuery.append(ClientUtils.escapeQueryChars(dcStart.toString()));
filterQuery.append(" TO ");
filterQuery.append(ClientUtils.escapeQueryChars(dcEndDate.toString()));
filterQuery.append("]");
//The next part of the filter query excludes the content from midnight of the next year !
filterQuery.append(" NOT ").append(ClientUtils.escapeQueryChars(dcEndDate.toString()));
filterQuery.append(")");
Map<String, String> yearQueryParams = new HashMap<>();
yearQueryParams.put(CommonParams.Q, "*:*");
yearQueryParams.put(CommonParams.ROWS, String.valueOf(10000));
yearQueryParams.put(CommonParams.FQ, filterQuery.toString());
yearQueryParams.put(CommonParams.WT, "csv");
//Tell SOLR how to escape and separate the values of multi-valued fields
yearQueryParams.put("csv.escape", "\\");
yearQueryParams.put("csv.mv.separator", MULTIPLE_VALUES_SPLITTER);
//Start by creating a new core
String coreName = statisticsCoreBase + "-" + dcStart.getYearUTC();
HttpSolrClient statisticsYearServer = createCore((HttpSolrClient) solr, coreName);
System.out.println("Moving: " + totalRecords + " into core " + coreName);
log.info("Moving: " + totalRecords + " records into core " + coreName);
List<File> filesToUpload = new ArrayList<>();
for (int i = 0; i < totalRecords; i += 10000) {
String solrRequestUrl = ((HttpSolrClient) solr).getBaseURL() + "/select";
solrRequestUrl = generateURL(solrRequestUrl, yearQueryParams);
HttpGet get = new HttpGet(solrRequestUrl);
HttpResponse response = new DefaultHttpClient().execute(get);
InputStream csvInputstream = response.getEntity().getContent();
//Write the csv ouput to a file !
File csvFile = new File(
tempDirectory.getPath() + File.separatorChar + "temp." + dcStart.getYearUTC() + "." + i + ".csv");
FileUtils.copyInputStreamToFile(csvInputstream, csvFile);
filesToUpload.add(csvFile);
//Add 10000 & start over again
yearQueryParams.put(CommonParams.START, String.valueOf((i + 10000)));
}
Set<String> multivaluedFields = getMultivaluedFieldNames();
for (File tempCsv : filesToUpload) {
//Upload the data in the csv files to our new solr core
ContentStreamUpdateRequest contentStreamUpdateRequest = new ContentStreamUpdateRequest("/update");
contentStreamUpdateRequest.setParam("stream.contentType", "text/csv;charset=utf-8");
contentStreamUpdateRequest.setParam("escape", "\\");
contentStreamUpdateRequest.setParam("skip", "_version_");
contentStreamUpdateRequest.setAction(AbstractUpdateRequest.ACTION.COMMIT, true, true);
contentStreamUpdateRequest.addFile(tempCsv, "text/csv;charset=utf-8");
//Add parsing directives for the multivalued fields so that they are stored as separate values
// instead of one value
for (String multivaluedField : multivaluedFields) {
contentStreamUpdateRequest.setParam("f." + multivaluedField + ".split", Boolean.TRUE.toString());
contentStreamUpdateRequest
.setParam("f." + multivaluedField + ".separator", MULTIPLE_VALUES_SPLITTER);
}
statisticsYearServer.request(contentStreamUpdateRequest);
}
statisticsYearServer.commit(true, true);
//Delete contents of this year from our year query !
solr.deleteByQuery(filterQuery.toString());
solr.commit(true, true);
log.info("Moved {} records into core: {}", totalRecords, coreName);
}
FileUtils.deleteDirectory(tempDirectory);
}
protected HttpSolrClient createCore(HttpSolrClient solr, String coreName)
throws IOException, SolrServerException {
String baseSolrUrl = solr.getBaseURL().replace(statisticsCoreBase, ""); // Has trailing slash
//DS-3458: Test to see if a solr core already exists. If it exists,
// return a connection to that core. Otherwise create a new core and
// return a connection to it.
HttpSolrClient returnServer = new HttpSolrClient.Builder(baseSolrUrl + coreName).build();
try {
SolrPingResponse ping = returnServer.ping();
log.debug("Ping of Solr Core {} returned with Status {}",
coreName, ping.getStatus());
return returnServer;
} catch (IOException | RemoteSolrException | SolrServerException e) {
log.debug("Ping of Solr Core {} failed with {}. New Core Will be Created",
coreName, e.getClass().getName());
}
//Unfortunately, this class is documented as "experimental and subject to change" on the Lucene website.
//http://lucene.apache.org/solr/4_4_0/solr-solrj/org/apache/solr/client/solrj/request/CoreAdminRequest.html
CoreAdminRequest.Create create = new CoreAdminRequest.Create();
create.setCoreName(coreName);
String configSetName = configurationService
.getProperty("solr-statistics.configset", "statistics");
create.setConfigSet(configSetName);
create.setInstanceDir(coreName);
HttpSolrClient solrServer = new HttpSolrClient.Builder(baseSolrUrl).build();
create.process(solrServer);
log.info("Created core with name: {} from configset {}", coreName, configSetName);
return returnServer;
}
/**
* Retrieves a list of all the multi valued fields in the solr core
*
* @return all fields tagged as multivalued
* @throws SolrServerException When getting the schema information from the SOLR core fails
* @throws IOException When connection to the SOLR server fails
*/
public Set<String> getMultivaluedFieldNames() throws SolrServerException, IOException {
Set<String> multivaluedFields = new HashSet<String>();
LukeRequest lukeRequest = new LukeRequest();
lukeRequest.setShowSchema(true);
LukeResponse process = lukeRequest.process(solr);
Map<String, LukeResponse.FieldInfo> fields = process.getFieldInfo();
for (String fieldName : fields.keySet()) {
LukeResponse.FieldInfo fieldInfo = fields.get(fieldName);
EnumSet<FieldFlag> flags = fieldInfo.getFlags();
for (FieldFlag fieldFlag : flags) {
if (fieldFlag.getAbbreviation() == FieldFlag.MULTI_VALUED.getAbbreviation()) {
multivaluedFields.add(fieldName);
}
}
}
return multivaluedFields;
}
@Override
public void reindexBitstreamHits(boolean removeDeletedBitstreams) throws Exception {
if (!(solr instanceof HttpSolrClient)) {
return;
}
Context context = new Context();
try {
//First of all retrieve the total number of records to be updated
SolrQuery query = new SolrQuery();
query.setQuery("*:*");
query.addFilterQuery("type:" + Constants.BITSTREAM);
//Only retrieve records which do not have a bundle name
query.addFilterQuery("-bundleName:[* TO *]");
query.setRows(0);
addAdditionalSolrYearCores(query);
long totalRecords = solr.query(query).getResults().getNumFound();
File tempDirectory = new File(
configurationService.getProperty("dspace.dir") + File.separator + "temp" + File.separator);
tempDirectory.mkdirs();
List<File> tempCsvFiles = new ArrayList<>();
for (int i = 0; i < totalRecords; i += 10000) {
Map<String, String> params = new HashMap<>();
params.put(CommonParams.Q, "*:*");
params.put(CommonParams.FQ, "-bundleName:[* TO *] AND type:" + Constants.BITSTREAM);
params.put(CommonParams.WT, "csv");
params.put(CommonParams.ROWS, String.valueOf(10000));
params.put(CommonParams.START, String.valueOf(i));
String solrRequestUrl = ((HttpSolrClient) solr).getBaseURL() + "/select";
solrRequestUrl = generateURL(solrRequestUrl, params);
HttpGet get = new HttpGet(solrRequestUrl);
HttpResponse response = new DefaultHttpClient().execute(get);
InputStream csvOutput = response.getEntity().getContent();
Reader csvReader = new InputStreamReader(csvOutput);
List<String[]> rows = new CSVReader(csvReader).readAll();
String[][] csvParsed = rows.toArray(new String[rows.size()][]);
String[] header = csvParsed[0];
//Attempt to find the bitstream id index !
int idIndex = 0;
for (int j = 0; j < header.length; j++) {
if (header[j].equals("id")) {
idIndex = j;
}
}
File tempCsv = new File(tempDirectory.getPath() + File.separatorChar + "temp." + i + ".csv");
tempCsvFiles.add(tempCsv);
CSVWriter csvp = new CSVWriter(new FileWriter(tempCsv));
//csvp.setAlwaysQuote(false);
//Write the header !
csvp.writeNext((String[]) ArrayUtils.add(header, "bundleName"));
Map<String, String> bitBundleCache = new HashMap<>();
//Loop over each line (skip the headers though)!
for (int j = 1; j < csvParsed.length; j++) {
String[] csvLine = csvParsed[j];
//Write the default line !
String bitstreamId = csvLine[idIndex];
//Attempt to retrieve our bundle name from the cache !
String bundleName = bitBundleCache.get(bitstreamId);
if (bundleName == null) {
//Nothing found retrieve the bitstream
Bitstream bitstream = bitstreamService.findByIdOrLegacyId(context, bitstreamId);
//Attempt to retrieve our bitstream !
if (bitstream != null) {
List<Bundle> bundles = bitstream.getBundles();
if (bundles != null && 0 < bundles.size()) {
Bundle bundle = bundles.get(0);
bundleName = bundle.getName();
} else {
//No bundle found, we are either a collection or a community logo, check for it !
DSpaceObject parentObject = bitstreamService.getParentObject(context, bitstream);
if (parentObject instanceof Collection) {
bundleName = "LOGO-COLLECTION";
} else if (parentObject instanceof Community) {
bundleName = "LOGO-COMMUNITY";
}
}
//Cache the bundle name
bitBundleCache.put(bitstream.getID().toString(), bundleName);
//Remove the bitstream from cache
}
//Check if we don't have a bundlename
//If we don't have one & we do not need to delete the deleted bitstreams ensure that a
// BITSTREAM_DELETED bundle name is given !
if (bundleName == null && !removeDeletedBitstreams) {
bundleName = "BITSTREAM_DELETED";
}
}
csvp.writeNext((String[]) ArrayUtils.add(csvLine, bundleName));
}
//Loop over our parsed csv
csvp.flush();
csvp.close();
}
//Add all the separate csv files
for (File tempCsv : tempCsvFiles) {
ContentStreamUpdateRequest contentStreamUpdateRequest = new ContentStreamUpdateRequest("/update");
contentStreamUpdateRequest.setParam("stream.contentType", "text/csv;charset=utf-8");
contentStreamUpdateRequest.setAction(AbstractUpdateRequest.ACTION.COMMIT, true, true);
contentStreamUpdateRequest.addFile(tempCsv, "text/csv;charset=utf-8");
solr.request(contentStreamUpdateRequest);
}
//Now that all our new bitstream stats are in place, delete all the old ones !
solr.deleteByQuery("-bundleName:[* TO *] AND type:" + Constants.BITSTREAM);
//Commit everything to wrap up
solr.commit(true, true);
//Clean up our directory !
FileUtils.deleteDirectory(tempDirectory);
} catch (Exception e) {
log.error("Error while updating the bitstream statistics", e);
throw e;
} finally {
context.abort();
}
}
@Override
public void exportHits() throws Exception {
Context context = new Context();
File tempDirectory = new File(
configurationService.getProperty("dspace.dir") + File.separator + "temp" + File.separator);
tempDirectory.mkdirs();
try {
//First of all retrieve the total number of records to be updated
SolrQuery query = new SolrQuery();
query.setQuery("*:*");
ModifiableSolrParams solrParams = new ModifiableSolrParams();
solrParams.set(CommonParams.Q, "statistics_type:view OR (*:* AND -statistics_type:*)");
solrParams.set(CommonParams.WT, "javabin");
solrParams.set(CommonParams.ROWS, String.valueOf(10000));
addAdditionalSolrYearCores(query);
long totalRecords = solr.query(query).getResults().getNumFound();
System.out.println("There are " + totalRecords + " usage events in SOLR for download/view.");
for (int i = 0; i < totalRecords; i += 10000) {
solrParams.set(CommonParams.START, String.valueOf(i));
QueryResponse queryResponse = solr.query(solrParams);
SolrDocumentList docs = queryResponse.getResults();
File exportOutput = new File(tempDirectory.getPath() + File.separatorChar + "usagestats_" + i + ".csv");
exportOutput.delete();
//export docs
addDocumentsToFile(context, docs, exportOutput);
System.out.println(
"Export hits [" + i + " - " + String.valueOf(i + 9999) + "] to " + exportOutput.getCanonicalPath());
}
} catch (Exception e) {
log.error("Error while exporting SOLR data", e);
throw e;
} finally {
context.abort();
}
}
protected void addDocumentsToFile(Context context, SolrDocumentList docs, File exportOutput)
throws SQLException, ParseException, IOException {
for (SolrDocument doc : docs) {
String ip = doc.get("ip").toString();
if (ip.equals("::1")) {
ip = "127.0.0.1";
}
String id = doc.get("id").toString();
String type = doc.get("type").toString();
String time = doc.get("time").toString();
//20140527162409835,view_bitstream,1292,2014-05-27T16:24:09,anonymous,127.0.0.1
DSpaceObjectLegacySupportService dsoService = contentServiceFactory
.getDSpaceLegacyObjectService(Integer.parseInt(type));
DSpaceObject dso = dsoService.findByIdOrLegacyId(context, id);
if (dso == null) {
log.debug("Document no longer exists in DB. type:" + type + " id:" + id);
continue;
}
//InputFormat: Mon May 19 07:21:27 EDT 2014
DateFormat inputDateFormat = new SimpleDateFormat("EEE MMM dd HH:mm:ss z yyyy");
Date solrDate = inputDateFormat.parse(time);
//OutputFormat: 2014-05-27T16:24:09
DateFormat outputDateFormat = new SimpleDateFormat("yyyy-MM-dd'T'HH:mm:ss");
String out = time + "," + "view_" + contentServiceFactory.getDSpaceObjectService(dso).getTypeText(dso)
.toLowerCase() + "," + id + "," + outputDateFormat
.format(solrDate) + ",anonymous," + ip + "\n";
FileUtils.writeStringToFile(exportOutput, out, true);
}
}
protected String generateURL(String baseURL, Map<String, String> parameters) throws UnsupportedEncodingException {
boolean first = true;
StringBuilder result = new StringBuilder(baseURL);
for (String key : parameters.keySet()) {
if (first) {
result.append("?");
first = false;
} else {
result.append("&");
}
result.append(key).append("=").append(URLEncoder.encode(parameters.get(key), "UTF-8"));
}
return result.toString();
}
protected void addAdditionalSolrYearCores(SolrQuery solrQuery) {
//Only add if needed
initSolrYearCores();
if (0 < statisticYearCores.size()) {
//The shards are a comma separated list of the urls to the cores
solrQuery.add(ShardParams.SHARDS, StringUtils.join(statisticYearCores.iterator(), ","));
}
}
/*
* The statistics shards should not be initialized until all tomcat webapps
* are fully initialized. DS-3457 uncovered an issue in DSpace 6x in which
* this code triggered Tomcat to hang when statistics shards are present.
* This code is synchonized in the event that 2 threads trigger the
* initialization at the same time.
*/
protected synchronized void initSolrYearCores() {
if (statisticYearCoresInit || !(solr instanceof HttpSolrClient)) {
return;
}
//Base url should like : http://localhost:{port.number}/solr
String baseSolrUrl = ((HttpSolrClient) solr).getBaseURL().replace(statisticsCoreBase, "");
try (HttpSolrClient enumClient = new HttpSolrClient.Builder(baseSolrUrl).build();) {
//Attempt to retrieve all the statistic year cores
CoreAdminRequest coresRequest = new CoreAdminRequest();
coresRequest.setAction(CoreAdminAction.STATUS);
CoreAdminResponse coresResponse = coresRequest.process(enumClient);
NamedList<Object> response = coresResponse.getResponse();
NamedList<Object> coreStatuses = (NamedList<Object>) response.get("status");
List<String> statCoreNames = new ArrayList<>(coreStatuses.size());
for (Map.Entry<String, Object> coreStatus : coreStatuses) {
String coreName = coreStatus.getKey();
if (coreName.startsWith(statisticsCoreBase)) {
statCoreNames.add(coreName);
}
}
for (String statCoreName : statCoreNames) {
log.info("Loading core with name: " + statCoreName);
createCore((HttpSolrClient) solr, statCoreName);
//Add it to our cores list so we can query it !
statisticYearCores
.add(baseSolrUrl.replace("http://", "").replace("https://", "") + statCoreName);
}
//Also add the core containing the current year !
statisticYearCores.add(((HttpSolrClient) solr)
.getBaseURL()
.replace("http://", "")
.replace("https://", ""));
} catch (IOException | SolrServerException e) {
log.error(e.getMessage(), e);
}
statisticYearCoresInit = true;
}
}