fix: Apply feedback and add changelog.

CHANGELOG.md

@@ -12,6 +12,7 @@
   Improvements
 
     * Fix #1425: Preserve labels and fields when using CRD's withResourceVersion()
+    * Introduce file and dir read / copy from pods
 
   Dependency Upgrade
     * Upgrade Sundrio to 0.16.5

kubernetes-client/src/main/java/io/fabric8/kubernetes/client/dsl/internal/PodOperationsImpl.java

@@ -16,7 +16,6 @@
 package io.fabric8.kubernetes.client.dsl.internal;
 
 import java.io.File;
-import java.io.FileNotFoundException;
 import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -331,12 +330,12 @@ public InputStream read() {
     }
   }
 
-  private InputStream readFile(String source) throws Exception {
+  private InputStream readFile(String source) {
     //Let's wrap the code to a callable inner class to avoid NoClassDef when loading this class.
     try {
       return new Callable<InputStream>() {
         @Override
-        public InputStream call() throws Exception {
+        public InputStream call() {
           try {
             PipedOutputStream out = new PipedOutputStream();
             PipedInputStream in = new PipedInputStream(out, 1024);
@@ -374,8 +373,8 @@ public void onClose(int code, String reason) {
 
   //
   //
-  // The copy and read utilities below have been inspired by Brendan Burns copy utilities on the offical kubernetes-client.
-  // More specifically: https://github.com/fabric8io/kubernetes-client/pull/1444
+  // The copy and read utilities below have been inspired by Brendan Burns copy utilities on the official kubernetes-client.
+  // More specifically: https://github.com/kubernetes-client/java/pull/375
   //
 
   private void copyFile(String source, File target)  {

kubernetes-itests/src/test/java/io/fabric8/kubernetes/PodIT.java

@@ -54,7 +54,6 @@
 import static org.assertj.core.api.Assertions.assertThat;
 import static org.awaitility.Awaitility.await;
 import static org.junit.Assert.assertEquals;
-import static org.junit.Assert.assertNull;
 import static org.junit.Assert.assertTrue;
 
 @RunWith(ArquillianConditionalRunner.class)