Added File Uploading GUI, not Thread Safe

src/main/java/eu/crushedpixel/replaymod/online/CountingHttpEntity.java

@@ -0,0 +1,77 @@
+package eu.crushedpixel.replaymod.online;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.OutputStream;
+
+import org.apache.http.entity.ContentType;
+import org.apache.http.entity.FileEntity;
+
+public class CountingHttpEntity extends FileEntity {
+
+	private OutputStreamProgress outstream;
+
+	public class OutputStreamProgress extends OutputStream {
+
+		private final OutputStream outstream;
+		private volatile long bytesWritten=0;
+
+		public OutputStreamProgress(OutputStream outstream) {
+			this.outstream = outstream;
+		}
+
+		@Override
+		public void write(int b) throws IOException {
+			outstream.write(b);
+			bytesWritten++;
+		}
+
+		@Override
+		public void write(byte[] b) throws IOException {
+			outstream.write(b);
+			bytesWritten += b.length;
+		}
+
+		@Override
+		public void write(byte[] b, int off, int len) throws IOException {
+			outstream.write(b, off, len);
+			bytesWritten += len;
+		}
+
+		@Override
+		public void flush() throws IOException {
+			outstream.flush();
+		}
+
+		@Override
+		public void close() throws IOException {
+			outstream.close();
+		}
+
+		public long getWrittenLength() {
+			return bytesWritten;
+		}
+	}
+
+	public CountingHttpEntity(File file, ContentType type) {
+		super(file, type);
+	}
+
+	@Override
+	public void writeTo(OutputStream outstream) throws IOException {
+		this.outstream = new OutputStreamProgress(outstream);
+		super.writeTo(this.outstream);
+	}
+
+	public float getProgress() {
+		if (outstream == null) {
+			return 0;
+		}
+		long contentLength = getContentLength();
+		if (contentLength <= 0) {
+			return 0;
+		}
+		long writtenLength = outstream.getWrittenLength();
+		return (writtenLength/contentLength);
+	}
+}