制作图形界面

src/org/kne/cloud/network/klalb/OutputMetre.java

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+package org.kne.cloud.network.klalb;
+
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.concurrent.atomic.AtomicLong;
+
+public class OutputMetre extends OutputStream {
+
+	private OutputStream out;
+	private AtomicLong total=new AtomicLong(0);
+	public OutputMetre(OutputStream outputStream) {
+		this.out=outputStream;
+	}
+
+	@Override
+	public void write(int b) throws IOException {
+		out.write(b);
+		total.incrementAndGet();
+	}
+
+	@Override
+	public void write(byte[] b) throws IOException {
+		out.write(b);
+		total.addAndGet(b.length);
+	}
+
+	@Override
+	public void write(byte[] b, int off, int len) throws IOException {
+		out.write(b, off, len);
+		total.addAndGet(len);
+	}
+
+	@Override
+	public void flush() throws IOException {
+		out.flush();
+	}
+
+	@Override
+	public void close() throws IOException {
+		out.close();
+	}
+
+}