- Make the interfaces extend the "Serializable", instead of implementing the "Serializable" in the classes and have to return them, instead of their interface, thus reducing code-abstraction.

- Add the ability to print a "StandardValidationResult" object in a user-friendly way.

src/main/java/eu/dnetlib/validator2/validation/StandardValidationResult.java

@@ -1,17 +1,21 @@
 package eu.dnetlib.validator2.validation;
 
-import java.io.Serializable;
+import eu.dnetlib.validator2.validation.guideline.Guideline;
+
 import java.util.Map;
 
-import static eu.dnetlib.validator2.validation.guideline.Guideline.Result;
 
-public class StandardValidationResult implements XMLApplicationProfile.ValidationResult, Serializable {
+public class StandardValidationResult implements XMLApplicationProfile.ValidationResult {
 
-    private final String              id;
-    private final double              score;
-    private final Map<String, Result> results;
+    private String              id;
+    private double              score;
+    private Map<String, Guideline.Result> results;
 
-    public StandardValidationResult(String id, double score, Map<String, Result> results) {
+
+    public StandardValidationResult() {
+    }
+
+    public StandardValidationResult(String id, double score, Map<String, Guideline.Result> results) {
         this.id = id;
         this.score = score;
         this.results = results;
@@ -28,8 +32,40 @@ public class StandardValidationResult implements XMLApplicationProfile.Validatio
     }
 
     @Override
-    public Map<String, Result> results() {
+    public Map<String, Guideline.Result> results() {
         return results;
     }
 
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String id) {
+        this.id = id;
+    }
+
+    public double getScore() {
+        return score;
+    }
+
+    public void setScore(double score) {
+        this.score = score;
+    }
+
+    public Map<String, Guideline.Result> getResults() {
+        return results;
+    }
+
+    public void setResults(Map<String, Guideline.Result> results) {
+        this.results = results;
+    }
+
+    @Override
+    public String toString() {
+        return "StandardValidationResult{" +
+                "id='" + id + '\'' +
+                ", score=" + score +
+                ", results=" + results +
+                '}';
+    }
 }

src/main/java/eu/dnetlib/validator2/validation/XMLApplicationProfile.java

@@ -3,6 +3,7 @@ package eu.dnetlib.validator2.validation;
 import eu.dnetlib.validator2.validation.guideline.Guideline;
 import org.w3c.dom.Document;
 
+import java.io.Serializable;
 import java.util.Collection;
 import java.util.Map;
 
@@ -21,7 +22,7 @@ public interface XMLApplicationProfile {
 
     int maxScore();
 
-    interface ValidationResult {
+    interface ValidationResult extends Serializable {
 
         String id();
 

src/main/java/eu/dnetlib/validator2/validation/guideline/Guideline.java

@@ -2,6 +2,8 @@ package eu.dnetlib.validator2.validation.guideline;
 
 import eu.dnetlib.validator2.engine.Status;
 
+import java.io.Serializable;
+
 public interface Guideline<T> {
 
     String getName();
@@ -22,7 +24,7 @@ public interface Guideline<T> {
 
     Result validate(String id, T t);
 
-    interface Result {
+    interface Result extends Serializable {
 
         int score();
 

src/main/java/eu/dnetlib/validator2/validation/guideline/openaire/AbstractOpenAireProfile.java

@@ -37,7 +37,7 @@ public abstract class AbstractOpenAireProfile implements XMLApplicationProfile,
     }
 
     @Override
-    public StandardValidationResult validate(String id, Document document) {
+    public ValidationResult validate(String id, Document document) {
         int maxScore = maxScore();
         double score = 0;
         final Map<String, Guideline.Result> results = new HashMap<>();