Manage resource with try-with-resources

Removed unused field

core/src/test/java/uk/ac/ebi/uniprot/urml/core/xml/writers/URMLFactWriterTest.java

@@ -17,16 +17,15 @@
 
 package uk.ac.ebi.uniprot.urml.core.xml.writers;
 
+import java.io.File;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import javax.xml.bind.JAXBException;
+import javax.xml.stream.XMLStreamException;
 import org.junit.jupiter.api.Test;
 import org.junit.jupiter.api.io.TempDir;
 import org.uniprot.urml.facts.FactSet;
 
-import javax.xml.bind.JAXBException;
-import javax.xml.stream.XMLStreamException;
-import java.io.File;
-import java.io.FileNotFoundException;
-import java.io.FileOutputStream;
-
 import static org.junit.jupiter.api.Assertions.assertDoesNotThrow;
 import static org.uniprot.urml.facts.ProteinAnnotation.builder;
 
@@ -39,18 +38,18 @@ class URMLFactWriterTest {
     File tempDir;
 
     @Test
-    void testShouldVerifyThatFactSuperSetIsWrittenSuccessfully() throws FileNotFoundException, JAXBException, XMLStreamException {
+    void testShouldVerifyThatFactSuperSetIsWrittenSuccessfully() throws IOException, JAXBException, XMLStreamException {
 
         //given
         File outputFile = new File(tempDir.getAbsolutePath()+"/test.xml");
-        URMLFactWriter factWriter = new URMLFactWriter(new FileOutputStream(outputFile));
-        FactSet factSet = FactSet.builder()
-                .withFact(builder().withType("type1").build(), builder().withType("type2").build())
-                .build();
-
-
-        //when and then
-        assertDoesNotThrow(() -> factWriter.write(factSet));
+        try(URMLFactWriter factWriter = new URMLFactWriter(new FileOutputStream(outputFile))) {
+            FactSet factSet = FactSet.builder()
+                    .withFact(builder().withType("type1").build(), builder().withType("type2").build())
+                    .build();
+
+            //when and then
+            assertDoesNotThrow(() -> factWriter.write(factSet));
+        }
 
     }
 

io/src/test/java/uk/ac/ebi/uniprot/urml/output/xml/AnnotationXMLWriterTest.java

@@ -20,7 +20,6 @@ package uk.ac.ebi.uniprot.urml.output.xml;
 import java.io.ByteArrayOutputStream;
 import java.io.IOException;
 import org.junit.jupiter.api.Test;
-import org.junit.rules.TemporaryFolder;
 import org.uniprot.urml.facts.*;
 import org.xmlunit.builder.DiffBuilder;
 import org.xmlunit.diff.Diff;
@@ -32,8 +31,6 @@ import static org.junit.jupiter.api.Assertions.assertFalse;
  */
 public class AnnotationXMLWriterTest {
 
-    public TemporaryFolder folder= new TemporaryFolder();
-
     private final static String ACCESSION_1 = "P12345";
     private final static String ACCESSION_2 = "P12346";
     private final static String ANNOTATION_1 = "Some annotation value";