Filtering out 0x0d, 0x0a sequences from shell commands. Makes screenshotting work again. :-)

src/se/vidstige/jadb/LookBackFilteringOutputStream.java

@@ -0,0 +1,45 @@
+package se.vidstige.jadb;
+
+import java.io.FilterOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.util.ArrayDeque;
+
+public class LookBackFilteringOutputStream extends FilterOutputStream {
+    private final ArrayDeque<Byte> buffer;
+    private final int lookBackBufferSize;
+
+    protected LookBackFilteringOutputStream(OutputStream inner, int lookBackBufferSize)
+    {
+        super(inner);
+        this.lookBackBufferSize = lookBackBufferSize;
+        this.buffer = new ArrayDeque<Byte>(lookBackBufferSize);
+    }
+
+    protected void unwrite() {
+        buffer.removeFirst();
+    }
+
+    protected ArrayDeque<Byte> lookback() {
+        return buffer;
+    }
+
+    @Override
+    public void write(int c) throws IOException {
+        buffer.addLast((byte) c);
+        flushBuffer(lookBackBufferSize);
+    }
+
+    @Override
+    public void flush() throws IOException {
+        flushBuffer(0);
+        out.flush();
+    }
+
+    private void flushBuffer(int size) throws IOException {
+        while (buffer.size() > size) {
+            Byte b = buffer.removeFirst();
+            out.write(b);
+        }
+    }
+}