1 files changed, 39 insertions, 0 deletions
diff --git a/tutorial/examples/decorator/ReturnSpecifier.oj b/tutorial/examples/decorator/ReturnSpecifier.oj
new file mode 100644
index 0000000..e1e4f73
--- /dev/null
+++ b/tutorial/examples/decorator/ReturnSpecifier.oj
@@ -0,0 +1,39 @@
+package exampls.decorator;
+
+
+import java.io.Writer;
+import java.io.IOException;
+
+
+public class ReturnSpecifier instantiates DecoratorClass
+    decorates Writer in out
+{
+    private static final char[] mark = { '\\', '<' };
+
+    private Writer out;
+
+    public ReturnSpecifier(Writer out) {
+    this.out = out;
+    }
+
+    public void write(char cbuf[], int off, int len)
+    throws IOException
+    {
+    int done = off;
+    for (int i = done; i < off + len; ++i) {
+        if (cbuf[i] == Character.LINE_SEPARATOR
+        || cbuf[i] == '\n')
+        {
+        out.write(cbuf, done, i - done);
+        // print a mark for carriage return
+        out.write(mark, 0, mark.length);
+        // print a carriage return
+        out.write(cbuf, i, 1);
+        done = i + 1;
+        }
+    }
+    out.write(cbuf, done, off + len - done);
+    }
+
+
+}