Replace FileUtils.toByteArray() with IOUtils

The in-house implementation of FileUtils.toByteArray()
appears to be a literal copy-and-paste of IOUtils.toByteArray().
This change replaces the in-house implementation with a call
to IOUtils.

Change-Id: Ib33b64c4c0050acb0787915dd9df190e284b8cda
Signed-off-by: Gary Wu <gary.i.wu@huawei.com>

1 files changed, 4 insertions, 1 deletions

diff --git a/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/services/impl/ToscaFileOutputServiceCsarImpl.java b/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/services/impl/ToscaFileOutputServiceCsarImpl.java
index b518057e35..9a3ed8e73f 100644
--- a/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/services/impl/ToscaFileOutputServiceCsarImpl.java
+++ b/openecomp-be/lib/openecomp-tosca-lib/src/main/java/org/openecomp/sdc/tosca/services/impl/ToscaFileOutputServiceCsarImpl.java
@@ -20,6 +20,7 @@
 
 package org.openecomp.sdc.tosca.services.impl;
 
+import org.apache.commons.io.IOUtils;
 import org.openecomp.core.utilities.file.FileContentHandler;
 import org.openecomp.core.utilities.file.FileUtils;
 import org.openecomp.sdc.common.errors.CoreException;
@@ -176,6 +177,8 @@ public class ToscaFileOutputServiceCsarImpl implements ToscaFileOutputService {
   }
 
   private void writeBytesToZip(ZipOutputStream zos, InputStream is) throws IOException {
-    FileUtils.copy(is, zos);
+    if(is != null){
+      IOUtils.copy(is, zos);
+    }
   }
 }