diff --git a/src/main/java/org/gcube/common/storagehub/client/dsl/StorageHubClient.java b/src/main/java/org/gcube/common/storagehub/client/dsl/StorageHubClient.java
index f273482..2cd3bb3 100644
--- a/src/main/java/org/gcube/common/storagehub/client/dsl/StorageHubClient.java
+++ b/src/main/java/org/gcube/common/storagehub/client/dsl/StorageHubClient.java
@@ -33,4 +33,12 @@ public class StorageHubClient {
 		return new FolderContainer(itemclient, wsClient.getTrashFolder());
 	}
 	
+	public void emptyTrash() {
+		wsClient.emptyTrash();
+	}
+	
+	public FolderContainer restoreThrashItem(String itemId) {
+		return new FolderContainer(itemclient, wsClient.restoreFromTrash(itemId));
+	}
+	
 }
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
index aa39824..23a7efa 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultItemManager.java
@@ -9,6 +9,7 @@ import java.util.Set;
 
 import javax.ws.rs.client.Entity;
 import javax.ws.rs.client.Invocation;
+import javax.ws.rs.client.WebTarget;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.MultivaluedHashMap;
 import javax.ws.rs.core.MultivaluedMap;
@@ -275,14 +276,14 @@ public class DefaultItemManager implements ItemManagerClient {
 			public String call(GXWebTargetAdapterRequest manager) throws Exception {
 				GXWebTargetAdapterRequest myManager = manager.register(MultiPartFeature.class).path(parentId)
 						.path("create").path("FILE");
-				
+								
 				FormDataMultiPart multipart = new FormDataMultiPart();
 
 				multipart.field("name", fileName);
 				multipart.field("description", description);
 				multipart.field("file", stream, MediaType.APPLICATION_OCTET_STREAM_TYPE);
 				
-				GXInboundResponse response = myManager.setAcceptedResponseType(MediaType.TEXT_PLAIN_TYPE).post(Entity.entity(multipart, MediaType.MULTIPART_FORM_DATA_TYPE));
+				GXInboundResponse response = myManager.setAcceptedResponseType(MediaType.TEXT_PLAIN_TYPE).post(Entity.entity(multipart, MediaType.MULTIPART_FORM_DATA));
 				
 				if (response.hasGXError()) 
 					throw response.getException();
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultWorkspaceManager.java b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultWorkspaceManager.java
index aab1b77..92b063c 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultWorkspaceManager.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/DefaultWorkspaceManager.java
@@ -7,7 +7,6 @@ import java.util.List;
 import java.util.Map;
 
 import javax.ws.rs.client.Entity;
-import javax.ws.rs.client.Invocation;
 import javax.ws.rs.core.MediaType;
 
 import org.gcube.common.clients.Call;
@@ -214,7 +213,7 @@ public class DefaultWorkspaceManager implements WorkspaceManagerClient {
 	}
 
 	@Override
-	public void emptyTrash(String id) {
+	public void emptyTrash() {
 		Call<GXWebTargetAdapterRequest, Void> call = new Call<GXWebTargetAdapterRequest, Void>() {
 			@Override
 			public Void call(GXWebTargetAdapterRequest manager) throws Exception {
diff --git a/src/main/java/org/gcube/common/storagehub/client/proxies/WorkspaceManagerClient.java b/src/main/java/org/gcube/common/storagehub/client/proxies/WorkspaceManagerClient.java
index c3be4f4..f05b5bc 100644
--- a/src/main/java/org/gcube/common/storagehub/client/proxies/WorkspaceManagerClient.java
+++ b/src/main/java/org/gcube/common/storagehub/client/proxies/WorkspaceManagerClient.java
@@ -26,6 +26,6 @@ public interface WorkspaceManagerClient {
 
 	String restoreFromTrash(String id);
 
-	void emptyTrash(String id);
+	void emptyTrash();
 	
 }
diff --git a/src/test/java/org/gcube/data/access/fs/TestCall.java b/src/test/java/org/gcube/data/access/fs/TestCall.java
index 467c4e6..ba03628 100644
--- a/src/test/java/org/gcube/data/access/fs/TestCall.java
+++ b/src/test/java/org/gcube/data/access/fs/TestCall.java
@@ -58,8 +58,12 @@ public class TestCall {
 	public void getListByPath() throws Exception{
 		ItemManagerClient itemclient = AbstractPlugin.item().build();
 		WorkspaceManagerClient client = AbstractPlugin.workspace().build();
-		Item ws = client.getWorkspace();
-		System.out.println("ws id is "+ws.getId());
+		try {
+			Item ws = client.getWorkspace();
+		}catch (Exception e) {
+			e.printStackTrace();
+		}
+		/*System.out.println("ws id is "+ws.getId());
 		List<? extends Item> items = itemclient.getChildren(ws.getId(),10, 5, "hl:accounting", "jcr:content");
 		List<? extends Item> Vreitems = client.getVreFolders("hl:accounting");
 		List<? extends Item> VreitemsPaged = client.getVreFolders(5,5, "hl:accounting");
@@ -68,7 +72,7 @@ public class TestCall {
 
 		System.out.println("vreItems are "+Vreitems.size());
 
-		System.in.read();
+		System.in.read();*/
 	}