1 files changed, 91 insertions, 0 deletions
diff --git a/src/net/sourceforge/plantuml/CounterOutputStream.java b/src/net/sourceforge/plantuml/CounterOutputStream.java
new file mode 100644
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--- /dev/null
+++ b/src/net/sourceforge/plantuml/CounterOutputStream.java
@@ -0,0 +1,91 @@
+/* ========================================================================
+ * PlantUML : a free UML diagram generator
+ * ========================================================================
+ *
+ * (C) Copyright 2009-2014, Arnaud Roques
+ *
+ * Project Info:  http://plantuml.sourceforge.net
+ * 
+ * This file is part of PlantUML.
+ *
+ * Licensed under The MIT License (Massachusetts Institute of Technology License)
+ * 
+ * See http://opensource.org/licenses/MIT
+ * 
+ * Permission is hereby granted, free of charge, to any person obtaining
+ * a copy of this software and associated documentation files (the "Software"),
+ * to deal in the Software without restriction, including without limitation
+ * the rights to use, copy, modify, merge, publish, distribute, sublicense,
+ * and/or sell copies of the Software, and to permit persons to whom the
+ * Software is furnished to do so, subject to the following conditions:
+ * 
+ * The above copyright notice and this permission notice shall be included
+ * in all copies or substantial portions of the Software.
+ * 
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS
+ * OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY,
+ * WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR
+ * IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
+ * 
+ *
+ * Original Author:  Arnaud Roques
+ */
+package net.sourceforge.plantuml;
+
+import java.io.IOException;
+import java.io.OutputStream;
+
+public class CounterOutputStream extends OutputStream {
+
+	private int length;
+	private final OutputStream os;
+
+	public CounterOutputStream(OutputStream os) {
+		this.os = os;
+	}
+
+	/**
+	 * Writes to nowhere
+	 */
+	@Override
+	public void write(int b) throws IOException {
+		os.write(b);
+		length++;
+	}
+
+	/**
+	 * Overridden for performance reason
+	 */
+	@Override
+	public void write(byte b[]) throws IOException {
+		os.write(b);
+		length += b.length;
+	}
+
+	/**
+	 * Overridden for performance reason
+	 */
+	@Override
+	public void write(byte b[], int off, int len) throws IOException {
+		os.write(b, off, len);
+		length += len;
+	}
+
+	public int getLength() {
+		return length;
+	}
+	
+	@Override
+	public void flush() throws IOException {
+		os.flush();
+	}
+	
+	
+	@Override
+	public void close() throws IOException {
+		os.close();
+	}
+
+}