Sierpinski curve: Difference between revisions

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@@ Line 193: / Line 193: @@
 <lang java>import java.io.*;
-public class SierpinskiCurve implements AutoCloseable {
+public class SierpinskiCurve {
     public static void main(final String[] args) {
-        try (SierpinskiCurve s = new SierpinskiCurve("sierpinski_curve.svg")) {
+        try (Writer writer = new BufferedWriter(new FileWriter("sierpinski_curve.svg"))) {
+            SierpinskiCurve s = new SierpinskiCurve(writer);
             s.currentAngle = 45;
             s.currentX = 535;
@@ Line 208: / Line 209: @@
     }
-    private SierpinskiCurve(final String file) throws IOException {
+    private SierpinskiCurve(final Writer writer) {
-        writer = new BufferedWriter(new FileWriter(file));
+        this.writer = writer;
     }
@@ Line 216: / Line 217: @@
         write("<rect width='100%%' height='100%%' fill='white'/>\n");
         write("<path stroke-width='1' stroke='black' fill='none' d='");
-    }
-    public void close() throws IOException {
-        writer.close();
     }