intermediate stream is not needed and may even cause issues with Zip64 support

git-svn-id: https://svn.apache.org/repos/asf/ant/core/trunk@1462890 13f79535-47bb-0310-9956-ffa450edef68

src/main/org/apache/tools/ant/taskdefs/Jar.java

@@ -22,7 +22,6 @@ import java.io.ByteArrayInputStream;
 import java.io.ByteArrayOutputStream;
 import java.io.File;
 import java.io.FileInputStream;
-import java.io.FileOutputStream;
 import java.io.IOException;
 import java.io.InputStream;
 import java.io.InputStreamReader;
@@ -892,7 +891,7 @@ public class Jar extends Zip {
                 log("Building MANIFEST-only jar: "
                     + getDestFile().getAbsolutePath());
             }
-            zOut = new ZipOutputStream(new FileOutputStream(getDestFile()));
+            zOut = new ZipOutputStream(getDestFile());
 
             zOut.setEncoding(getEncoding());
             if (isCompress()) {