TIKA-4531: use jdk9 try-with-resources

Author: THausherr

tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/main/java/org/apache/tika/parser/microsoft/AbstractPOIFSExtractor.java

@@ -118,7 +118,7 @@ protected void handleEmbeddedResource(TikaInputStream resource, Metadata embedde
                                           XHTMLContentHandler xhtml, boolean outputHtml)
             throws IOException, SAXException, TikaException {
 
-        try {
+        try (resource) {
             if (filename != null) {
                 embeddedMetadata.set(TikaCoreProperties.RESOURCE_NAME_KEY, filename);
             }
@@ -136,8 +136,6 @@ protected void handleEmbeddedResource(TikaInputStream resource, Metadata embedde
             if (embeddedDocumentUtil.shouldParseEmbedded(embeddedMetadata)) {
                 embeddedDocumentUtil.parseEmbedded(resource, xhtml, embeddedMetadata, outputHtml);
             }
-        } finally {
-            resource.close();
         }
     }
 

tika-parsers/tika-parsers-standard/tika-parsers-standard-modules/tika-parser-microsoft-module/src/test/java/org/apache/tika/parser/microsoft/chm/TestChmExtraction.java

@@ -73,12 +73,10 @@ public void testChmParser() throws Exception {
     }
 
     private void testingChm(InputStream stream) throws IOException, SAXException, TikaException {
-        try {
+        try (stream) {
             BodyContentHandler handler = new BodyContentHandler(-1);
             parser.parse(stream, handler, new Metadata(), new ParseContext());
             assertTrue(!handler.toString().isEmpty());
-        } finally {
-            stream.close();
         }
     }