Woop works

src/main/java/com/volmit/iris/util/data/DUTF.java

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+/*
+ * Iris is a World Generator for Minecraft Bukkit Servers
+ * Copyright (c) 2021 Arcane Arts (Volmit Software)
+ *
+ * This program is free software: you can redistribute it and/or modify
+ * it under the terms of the GNU General Public License as published by
+ * the Free Software Foundation, either version 3 of the License, or
+ * (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program.  If not, see <https://www.gnu.org/licenses/>.
+ */
+
+package com.volmit.iris.util.data;
+
+import java.io.DataInput;
+import java.io.DataInputStream;
+import java.io.DataOutput;
+import java.io.DataOutputStream;
+import java.io.IOException;
+import java.io.OutputStream;
+import java.nio.charset.StandardCharsets;
+
+/**
+ * <p>Encodes signed and unsigned values using a common variable-length
+ * scheme, found for example in
+ * <a href="http://code.google.com/apis/protocolbuffers/docs/encoding.html">
+ * Google's Protocol Buffers</a>. It uses fewer bytes to encode smaller values,
+ * but will use slightly more bytes to encode large values.</p>
+ * <p/>
+ * <p>Signed values are further encoded using so-called zig-zag encoding
+ * in order to make them "compatible" with variable-length encoding.</p>
+ */
+public final class DUTF {
+
+    private DUTF() {
+    }
+
+    public static void write(String s, DataOutputStream dos) throws IOException {
+        byte[] b = s.getBytes(StandardCharsets.UTF_8);
+        dos.writeShort(b.length);
+        dos.write(b);
+    }
+
+    public static String read(DataInputStream din) throws IOException {
+        byte[] d = new byte[din.readShort()];
+        din.read(d);
+        return new String(d, StandardCharsets.UTF_8);
+    }
+}