Apply some IDE suggestions, add tests, set unit-test to isolated

Without Isolation, one test did change static settings 
and thus could cause flaky tests

git-svn-id: https://svn.apache.org/repos/asf/poi/trunk@1911891 13f79535-47bb-0310-9956-ffa450edef68

1 files changed, 3 insertions, 3 deletions

diff --git a/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java b/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java
index 7fa5162a14..9f55214ee5 100644
--- a/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java
+++ b/poi-scratchpad/src/main/java/org/apache/poi/hslf/usermodel/HSLFSlideShowImpl.java
@@ -1085,17 +1085,17 @@ public final class HSLFSlideShowImpl extends POIDocument implements Closeable {
         int count;
 
         @Override
-        public void write(int b) throws IOException {
+        public void write(int b) {
             count++;
         }
 
         @Override
-        public void write(byte[] b) throws IOException {
+        public void write(byte[] b) {
             count += b.length;
         }
 
         @Override
-        public void write(byte[] b, int off, int len) throws IOException {
+        public void write(byte[] b, int off, int len) {
             count += len;
         }