Remove commons-io dependency from hawkbit-core (#1968)

Signed-off-by: Avgustin Marinov <Avgustin.Marinov@bosch.com>

hawkbit-core/pom.xml

@@ -33,11 +33,6 @@
             <groupId>jakarta.validation</groupId>
             <artifactId>jakarta.validation-api</artifactId>
         </dependency>
-        <dependency>
-            <groupId>commons-io</groupId>
-            <artifactId>commons-io</artifactId>
-            <version>${commons-io.version}</version>
-        </dependency>
 
         <!-- TEST -->
         <dependency>
@@ -56,5 +51,4 @@
             <scope>test</scope>
         </dependency>
     </dependencies>
-
 </project>

hawkbit-core/src/main/java/org/eclipse/hawkbit/artifact/repository/AbstractArtifactRepository.java

@@ -22,11 +22,9 @@ import java.security.NoSuchAlgorithmException;
 import java.util.HexFormat;
 
 import lombok.extern.slf4j.Slf4j;
-import org.apache.commons.io.IOUtils;
 import org.eclipse.hawkbit.artifact.repository.model.AbstractDbArtifact;
 import org.eclipse.hawkbit.artifact.repository.model.DbArtifactHash;
 import org.springframework.util.ObjectUtils;
-import org.springframework.util.StringUtils;
 
 /**
  * Abstract utility class for ArtifactRepository implementations with common
@@ -98,7 +96,7 @@ public abstract class AbstractArtifactRepository implements ArtifactRepository {
     protected String storeTempFile(final InputStream content) throws IOException {
         final File file = createTempFile();
         try (final OutputStream outputstream = new BufferedOutputStream(new FileOutputStream(file))) {
-            IOUtils.copy(content, outputstream);
+            content.transferTo(outputstream);
             outputstream.flush();
         }
         return file.getPath();

hawkbit-rest/hawkbit-rest-core/pom.xml

@@ -31,6 +31,11 @@
             <groupId>org.apache.commons</groupId>
             <artifactId>commons-lang3</artifactId>
         </dependency>
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>${commons-io.version}</version>
+        </dependency>
         <dependency>
             <groupId>org.springframework.boot</groupId>
             <artifactId>spring-boot-starter-web</artifactId>