PDFBOX-5660: close input, as suggested by Valery Bokov; closes #334

git-svn-id: https://svn.apache.org/repos/asf/pdfbox/trunk@1929775 13f79535-47bb-0310-9956-ffa450edef68

Author: THausherr

fontbox/src/test/java/org/apache/fontbox/ttf/GSUBTableDebugger.java

@@ -20,6 +20,7 @@
 import static org.junit.jupiter.api.Assertions.fail;
 
 import java.io.IOException;
+import java.io.InputStream;
 
 import org.apache.fontbox.ttf.gsub.GSUBTablePrintUtil;
 import org.apache.fontbox.ttf.model.GsubData;
@@ -39,10 +40,10 @@ public class GSUBTableDebugger
     @Test
     void printLohitBengaliTTF()
     {
-        try
+        try(InputStream is1 = GSUBTableDebugger.class.getResourceAsStream(LOHIT_BENGALI_FONT_FILE);
+            InputStream is2 = GSUBTableDebugger.class.getResourceAsStream(LOHIT_BENGALI_FONT_FILE))
         {
-            RandomAccessReadBuffer randomAccessReadBuffer = new RandomAccessReadBuffer(
-                    GSUBTableDebugger.class.getResourceAsStream(LOHIT_BENGALI_FONT_FILE));
+            RandomAccessReadBuffer randomAccessReadBuffer = new RandomAccessReadBuffer(is1);
             RandomAccessReadDataStream randomAccessReadBufferDataStream = new RandomAccessReadDataStream(
                     randomAccessReadBuffer);
 
@@ -53,8 +54,7 @@ void printLohitBengaliTTF()
             glyphSubstitutionTable.read(null, randomAccessReadBufferDataStream);
 
             TrueTypeFont trueTypeFont = new TTFParser()
-                    .parse(new RandomAccessReadBuffer(
-                            GSUBTableDebugger.class.getResourceAsStream(LOHIT_BENGALI_FONT_FILE)));
+                    .parse(new RandomAccessReadBuffer(is2));
 
             GsubData gsubData = glyphSubstitutionTable.getGsubData();
             new GSUBTablePrintUtil().printCharacterToGlyph(gsubData,