Initial commit

1 files changed, 97 insertions, 0 deletions

diff --git a/NET/worlds/network/ServerOutputStream.java b/NET/worlds/network/ServerOutputStream.java
new file mode 100644
index 0000000..a95a0f1
--- /dev/null
+++ b/NET/worlds/network/ServerOutputStream.java
@@ -0,0 +1,97 @@
+package NET.worlds.network;
+
+import java.io.FilterOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+
+public class ServerOutputStream extends FilterOutputStream {
+   private int _version;
+
+   public ServerOutputStream(OutputStream o) {
+      super(o);
+      this.setVersion(24);
+   }
+
+   public ServerOutputStream(OutputStream o, int vers) {
+      super(o);
+      this.setVersion(vers);
+   }
+
+   public void setVersion(int vers) {
+      this._version = vers;
+   }
+
+   public int getVersion() {
+      return this._version;
+   }
+
+   @Override
+   public final void write(int b) throws IOException {
+      this.out.write(b);
+   }
+
+   @Override
+   public final void write(byte[] b, int off, int len) throws IOException {
+      this.out.write(b, off, len);
+   }
+
+   public final void writeByte(int v) throws IOException {
+      this.out.write(v);
+   }
+
+   public final void writeShort(int v) throws IOException {
+      OutputStream out = this.out;
+      out.write(v >>> 8 & 0xFF);
+      out.write(v >>> 0 & 0xFF);
+   }
+
+   public final void writeInt(int v) throws IOException {
+      OutputStream out = this.out;
+      out.write(v >>> 24 & 0xFF);
+      out.write(v >>> 16 & 0xFF);
+      out.write(v >>> 8 & 0xFF);
+      out.write(v >>> 0 & 0xFF);
+   }
+
+   public static int utfLength(String str) {
+      int strlen = str.length();
+      int utflen = 0;
+
+      for (int i = 0; i < strlen; i++) {
+         int c = str.charAt(i);
+         if (c >= 1 && c <= 127) {
+            utflen++;
+         } else if (c > 2047) {
+            utflen += 3;
+         } else {
+            utflen += 2;
+         }
+      }
+
+      return utflen;
+   }
+
+   public void writeUTF(String str) throws IOException {
+      OutputStream out = this.out;
+      int strlen = str.length();
+      int utflen = utfLength(str);
+
+      assert utflen < 256;
+
+      out.write(utflen >>> 0 & 0xFF);
+
+      for (int i = 0; i < strlen; i++) {
+         int c = str.charAt(i);
+         if (c >= 1 && c <= 127) {
+            out.write(c);
+         } else if (c > 2047) {
+            out.write(224 | c >> 12 & 15);
+            out.write(128 | c >> 6 & 63);
+            out.write(128 | c >> 0 & 63);
+         } else {
+            out.write(192 | c >> 6 & 31);
+            out.write(128 | c >> 0 & 63);
+         }
+      }
+   }
+}