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UrlsWorker
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- Use the "Timestamp" data-type instead of the "Date", in order to include more information. 

- Code cleanup.
This commit is contained in:
Lampros Smyrnaios 2021-11-27 02:37:33 +02:00
parent 20b71164d5
commit 045788c728
7 changed files with 55 additions and 55 deletions
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6
src/main/java/eu/openaire/urls_worker/components/ScheduledTasks.java
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@ -2,7 +2,7 @@ package eu.openaire.urls_worker.components;
import eu.openaire.urls_worker.controllers.FullTextsController;
import eu.openaire.urls_worker.plugins.PublicationsRetrieverPlugin;
import eu.openaire.urls_worker.util.AssignmentHandler;
import eu.openaire.urls_worker.util.AssignmentsHandler;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.scheduling.annotation.Scheduled;
@ -32,8 +32,8 @@ public class ScheduledTasks {
@Scheduled(fixedRate = 900_000) // Every 15 mins: 900_000
public void handleNewAssignments() {
if ( AssignmentHandler.isAvailableForWork )
AssignmentHandler.handleAssignments();
if ( AssignmentsHandler.isAvailableForWork )
AssignmentsHandler.handleAssignments();
else {
//logger.debug("The worker is not available for work at the moment.."); // JUST FOR DEBUG!
}

4
src/main/java/eu/openaire/urls_worker/controllers/GeneralController.java
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@ -2,7 +2,7 @@ package eu.openaire.urls_worker.controllers;
import eu.openaire.urls_worker.UrlsWorkerApplication;
import eu.openaire.urls_worker.payloads.responces.WorkerResponse;
import eu.openaire.urls_worker.util.AssignmentHandler;
import eu.openaire.urls_worker.util.AssignmentsHandler;
import eu.openaire.urls_worker.util.WorkerConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
@ -38,7 +38,7 @@ public class GeneralController {
logger.info("Received an \"isWorkerAvailableForWork\" request.");
if ( AssignmentHandler.isAvailableForWork ) {
if ( AssignmentsHandler.isAvailableForWork ) {
logger.info("The worker is available for an assignment.");
return ResponseEntity.status(200).body(new WorkerResponse(UrlsWorkerApplication.workerId, WorkerConstants.ASSIGNMENTS_LIMIT));
} else {

24
src/main/java/eu/openaire/urls_worker/models/Assignment.java
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@ -4,7 +4,7 @@ import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonPropertyOrder;
import java.util.Date;
import java.sql.Timestamp;
@JsonInclude(JsonInclude.Include.NON_NULL)
@ -13,7 +13,7 @@ import java.util.Date;
"original_url",
"datasource",
"workerId",
"date"
"timestamp"
})
public class Assignment {
@ -29,19 +29,18 @@ public class Assignment {
@JsonProperty("workerid")
private String workerId;
@JsonProperty("date")
private Date date;
@JsonProperty("timestamp")
private Timestamp timestamp;
public Assignment() {}
public Assignment(String id, String originalUrl, Datasource datasource, String workerId, Date date) {
public Assignment(String id, String originalUrl, Datasource datasource, String workerId, Timestamp timestamp) {
this.id = id;
this.originalUrl = originalUrl;
this.datasource = datasource;
this.workerId = workerId;
this.date = date;
this.timestamp = timestamp;
}
@ -77,15 +76,14 @@ public class Assignment {
this.workerId = workerId;
}
public Date getDate() {
return date;
public Timestamp getTimestamp() {
return timestamp;
}
public void setDate(Date date) {
this.date = date;
public void setTimestamp(Timestamp timestamp) {
this.timestamp = timestamp;
}
@Override
public String toString() {
return "Assignment{" +
@ -93,7 +91,7 @@ public class Assignment {
", originalUrl='" + originalUrl + '\'' +
", datasource=" + datasource +
", workerId='" + workerId + '\'' +
", date=" + date +
", timestamp=" + timestamp +
'}';
}
}

23
src/main/java/eu/openaire/urls_worker/models/Payload.java
View File

@ -4,7 +4,7 @@ import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonProperty;
import com.fasterxml.jackson.annotation.JsonPropertyOrder;
import java.util.Date;
import java.sql.Timestamp;
@JsonInclude(JsonInclude.Include.NON_NULL)
@ -12,7 +12,7 @@ import java.util.Date;
"id",
"original_url",
"actual_url",
"date",
"timestamp_acquired",
"mime_type",
"size",
"hash",
@ -30,8 +30,8 @@ public class Payload {
@JsonProperty("actual_url")
private String actual_url;
@JsonProperty("date")
private Date date_acquired;
@JsonProperty("timestamp_acquired")
private Timestamp timestamp_acquired;
@JsonProperty("mime_type")
private String mime_type;
@ -48,12 +48,13 @@ public class Payload {
@JsonProperty("provenance")
private String provenance; // "crawl:<PluginName>"
public Payload() {}
public Payload(String id, String original_url, String actual_url, Date date_acquired, String mime_type, Long size, String hash, String location, String provenance) {
public Payload(String id, String original_url, String actual_url, Timestamp timestamp_acquired, String mime_type, Long size, String hash, String location, String provenance) {
this.id = id;
this.original_url = original_url;
this.actual_url = actual_url;
this.date_acquired = date_acquired;
this.timestamp_acquired = timestamp_acquired;
this.mime_type = mime_type;
this.size = size;
this.hash = hash;
@ -85,12 +86,12 @@ public class Payload {
this.actual_url = actual_url;
}
public Date getDate_acquired() {
return date_acquired;
public Timestamp getTimestamp_acquired() {
return timestamp_acquired;
}
public void setDate_acquired(Date date_acquired) {
this.date_acquired = date_acquired;
public void setTimestamp_acquired(Timestamp timestamp_acquired) {
this.timestamp_acquired = timestamp_acquired;
}
public String getMime_type() {
@ -139,7 +140,7 @@ public class Payload {
"id='" + id + '\'' +
", original_url='" + original_url + '\'' +
", actual_url='" + actual_url + '\'' +
", date_acquired='" + date_acquired + '\'' +
", timestamp_acquired='" + timestamp_acquired + '\'' +
", mime_type='" + mime_type + '\'' +
", size='" + size + '\'' +
", hash='" + hash + '\'' +

24
src/main/java/eu/openaire/urls_worker/payloads/requests/AssignmentRequest.java → src/main/java/eu/openaire/urls_worker/payloads/requests/AssignmentsRequest.java
View File

@ -8,27 +8,27 @@ import java.util.List;
@JsonInclude(JsonInclude.Include.NON_NULL)
public class AssignmentRequest {
public class AssignmentsRequest {
@JsonProperty("assignmentCounter")
private Long assignmentCounter;
@JsonProperty("assignmentsCounter")
private Long assignmentsCounter;
@JsonProperty("assignments")
private List<Assignment> assignments;
public AssignmentRequest() { }
public AssignmentsRequest() { }
public AssignmentRequest(Long assignmentCounter, List<Assignment> assignments) {
this.assignmentCounter = assignmentCounter;
public AssignmentsRequest(Long assignmentCounter, List<Assignment> assignments) {
this.assignmentsCounter = assignmentCounter;
this.assignments = assignments;
}
public Long getAssignmentCounter() {
return assignmentCounter;
public Long getAssignmentsCounter() {
return assignmentsCounter;
}
public void setAssignmentCounter(Long assignmentCounter) {
this.assignmentCounter = assignmentCounter;
public void setAssignmentsCounter(Long assignmentsCounter) {
this.assignmentsCounter = assignmentsCounter;
}
public List<Assignment> getAssignments() {
@ -41,8 +41,8 @@ public class AssignmentRequest {
@Override
public String toString() {
return "AssignmentRequest{" +
"assignmentCounter=" + assignmentCounter +
return "AssignmentsRequest{" +
"assignmentCounter=" + assignmentsCounter +
", assignments=" + assignments +
'}';
}

9
src/main/java/eu/openaire/urls_worker/plugins/PublicationsRetrieverPlugin.java
View File

@ -14,13 +14,14 @@ import eu.openaire.urls_worker.models.Error;
import eu.openaire.urls_worker.models.Payload;
import eu.openaire.urls_worker.models.UrlReport;
import eu.openaire.urls_worker.services.FileStorageService;
import eu.openaire.urls_worker.util.AssignmentHandler;
import eu.openaire.urls_worker.util.AssignmentsHandler;
import eu.openaire.urls_worker.util.WorkerConstants;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.sql.Timestamp;
import java.util.*;
import java.util.concurrent.Callable;
import java.util.concurrent.Executors;
@ -136,7 +137,7 @@ public class PublicationsRetrieverPlugin {
public static void addUrlReportsToWorkerReport()
{
Date date = new Date();
Timestamp timestamp = new Timestamp(System.currentTimeMillis()); // Store it here, in order to have the same for all current records.
for ( DataToBeLogged data : FileUtils.dataToBeLoggedList )
{
@ -191,10 +192,10 @@ public class PublicationsRetrieverPlugin {
if ( (hash != null) && (hash.equals("null")) )
hash = null;
Payload payload = new Payload(data.getUrlId(), data.getSourceUrl(), docOrDatasetUrl, date, mimeType, size, hash, fileLocation, "crawl:PublicationsRetriever");
Payload payload = new Payload(data.getUrlId(), data.getSourceUrl(), docOrDatasetUrl, timestamp, mimeType, size, hash, fileLocation, "crawl:PublicationsRetriever");
// TODO - If support is added for other doc-formats other than "pdf", then make sure the "mime_type" is correctly specified.
AssignmentHandler.urlReports.add(new UrlReport(status, payload, error));
AssignmentsHandler.urlReports.add(new UrlReport(status, payload, error));
}// end-for
FileUtils.dataToBeLoggedList.clear(); // Empty the list, to be re-populated by the next batch / assignment.
}

20
src/main/java/eu/openaire/urls_worker/util/AssignmentHandler.java → src/main/java/eu/openaire/urls_worker/util/AssignmentsHandler.java
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@ -5,7 +5,7 @@ import com.google.common.collect.Multimap;
import eu.openaire.urls_worker.UrlsWorkerApplication;
import eu.openaire.urls_worker.models.Assignment;
import eu.openaire.urls_worker.models.UrlReport;
import eu.openaire.urls_worker.payloads.requests.AssignmentRequest;
import eu.openaire.urls_worker.payloads.requests.AssignmentsRequest;
import eu.openaire.urls_worker.payloads.responces.WorkerReport;
import eu.openaire.urls_worker.plugins.PublicationsRetrieverPlugin;
import org.slf4j.Logger;
@ -20,9 +20,9 @@ import java.time.Duration;
import java.util.*;
public class AssignmentHandler {
public class AssignmentsHandler {
private static final Logger logger = LoggerFactory.getLogger(AssignmentHandler.class);
private static final Logger logger = LoggerFactory.getLogger(AssignmentsHandler.class);
public static boolean isAvailableForWork = true;
public static final List<UrlReport> urlReports = new ArrayList<>(WorkerConstants.ASSIGNMENTS_LIMIT);
@ -37,14 +37,14 @@ public class AssignmentHandler {
public static final RestTemplate restTemplate = new RestTemplateBuilder().setConnectTimeout(requestConnectTimeoutDuration).setReadTimeout(requestReadTimeoutDuration).build();
public static AssignmentRequest requestAssignments()
public static AssignmentsRequest requestAssignments()
{
String requestUrl = UrlsWorkerApplication.controllerBaseUrl + "urls" + (askForTest ? "/test" : "") + "?workerId=" + UrlsWorkerApplication.workerId + "&workerAssignmentsLimit=" + WorkerConstants.ASSIGNMENTS_LIMIT;
logger.info("Going to request assignments from the controller-server: " + requestUrl);
AssignmentRequest assignmentRequest = null;
AssignmentsRequest assignmentRequest = null;
try { // Here, the HTTP-request is executed.
assignmentRequest = restTemplate.getForObject(requestUrl, AssignmentRequest.class);
assignmentRequest = restTemplate.getForObject(requestUrl, AssignmentsRequest.class);
} catch (RestClientException rce) {
logger.error("Could not retrieve the assignments!\n" + rce.getMessage()); // It shows the response body (after Spring v.2.5.6).
return null;
@ -57,12 +57,12 @@ public class AssignmentHandler {
public static void handleAssignments()
{
AssignmentRequest assignmentRequest = requestAssignments();
if ( assignmentRequest == null )
AssignmentsRequest assignmentsRequest = requestAssignments();
if ( assignmentsRequest == null )
return;
Long assignmentRequestCounter = assignmentRequest.getAssignmentCounter();
List<Assignment> assignments = assignmentRequest.getAssignments();
Long assignmentRequestCounter = assignmentsRequest.getAssignmentsCounter();
List<Assignment> assignments = assignmentsRequest.getAssignments();
if ( assignments == null ) {
logger.warn("The assignments were found to be null for assignmentRequestCounter = " + assignmentRequestCounter);
return;