XWIKI-22313: The workspace migrator is using the standard Java temporary directory

(cherry picked from commit 247d1e11)

xwiki-platform-core/xwiki-platform-wiki/xwiki-platform-wiki-workspaces-migrator/src/main/java/org/xwiki/wiki/workspacesmigrator/internal/DefaultDocumentRestorerFromAttachedXAR.java

@@ -33,6 +33,7 @@
 import org.apache.commons.io.FileUtils;
 import org.slf4j.Logger;
 import org.xwiki.component.annotation.Component;
+import org.xwiki.environment.Environment;
 import org.xwiki.model.reference.DocumentReference;
 
 import com.xpn.xwiki.XWiki;
@@ -57,6 +58,9 @@ public class DefaultDocumentRestorerFromAttachedXAR implements DocumentRestorerF
     @Inject
     private Provider<XWikiContext> xcontextProvider;
 
+    @Inject
+    private Environment environment;
+
     private File getTemporaryZipFile(DocumentReference docReference, String attachmentName)
         throws XWikiException, IOException
     {
@@ -79,7 +83,7 @@ private File getTemporaryZipFile(DocumentReference docReference, String attachme
 
         // We need to copy the attachment to a temporary file because we want ti use ZipFile
         // instead of ZipArchiveInputStream (see: http://commons.apache.org/proper/commons-compress/zip.html)
-        File tempFile = File.createTempFile(attachmentName, ".tmp");
+        File tempFile = File.createTempFile(attachmentName, ".tmp", this.environment.getTemporaryDirectory());
         // We copy the content of the attachment
         FileUtils.copyInputStreamToFile(xar.getContentInputStream(xcontext), tempFile);