NBT part 1: added a Spout lib called SimpleNBT

src/main/java/org/spout/nbt/ByteArrayTag.java

@@ -0,0 +1,115 @@
+/*
+ * This file is part of SimpleNBT.
+ *
+ * Copyright (c) 2011 Spout LLC <http://www.spout.org/>
+ * SimpleNBT is licensed under the Spout License Version 1.
+ *
+ * SimpleNBT is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * In addition, 180 days after any changes are published, you can use the
+ * software, incorporating those changes, under the terms of the MIT license,
+ * as described in the Spout License Version 1.
+ *
+ * SimpleNBT 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 Lesser General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License,
+ * the MIT license and the Spout License Version 1 along with this program.
+ * If not, see <http://www.gnu.org/licenses/> for the GNU Lesser General Public
+ * License and see <http://spout.in/licensev1> for the full license, including
+ * the MIT license.
+ */
+package org.spout.nbt;
+
+import java.util.Arrays;
+
+/**
+ * The {@code TAG_Byte_Array} tag.
+ */
+public final class ByteArrayTag extends Tag<byte[]>
+{
+    /**
+     * The value.
+     */
+    private final byte[] value;
+
+    /**
+     * Creates the tag.
+     *
+     * @param name  The name.
+     * @param value The value.
+     */
+    public ByteArrayTag(String name, byte[] value)
+    {
+        super(TagType.TAG_BYTE_ARRAY, name);
+        this.value = value;
+    }
+
+    @Override
+    public byte[] getValue()
+    {
+        return value;
+    }
+
+    @Override
+    public boolean equals(Object other)
+    {
+        if (!(other instanceof ByteArrayTag))
+        {
+            return false;
+        }
+
+        ByteArrayTag tag = (ByteArrayTag) other;
+        return Arrays.equals(value, tag.value) && getName().equals(tag.getName());
+    }
+
+    public ByteArrayTag clone()
+    {
+        byte[] clonedArray = cloneArray(value);
+
+        return new ByteArrayTag(getName(), clonedArray);
+    }
+
+    @Override
+    public String toString()
+    {
+        StringBuilder hex = new StringBuilder();
+        for (byte b : value)
+        {
+            String hexDigits = Integer.toHexString(b).toUpperCase();
+            if (hexDigits.length() == 1)
+            {
+                hex.append("0");
+            }
+            hex.append(hexDigits).append(" ");
+        }
+
+        String name = getName();
+        String append = "";
+        if (name != null && !name.equals(""))
+        {
+            append = "(\"" + this.getName() + "\")";
+        }
+        return "TAG_Byte_Array" + append + ": " + hex.toString();
+    }
+
+    private byte[] cloneArray(byte[] byteArray)
+    {
+        if (byteArray == null)
+        {
+            return null;
+        }
+        else
+        {
+            int length = byteArray.length;
+            byte[] newArray = new byte[length];
+            System.arraycopy(byteArray, 0, newArray, 0, length);
+            return newArray;
+        }
+    }
+}

src/main/java/org/spout/nbt/ByteTag.java

@@ -0,0 +1,106 @@
+/*
+ * This file is part of SimpleNBT.
+ *
+ * Copyright (c) 2011 Spout LLC <http://www.spout.org/>
+ * SimpleNBT is licensed under the Spout License Version 1.
+ *
+ * SimpleNBT is free software: you can redistribute it and/or modify it under
+ * the terms of the GNU Lesser General Public License as published by the Free
+ * Software Foundation, either version 3 of the License, or (at your option)
+ * any later version.
+ *
+ * In addition, 180 days after any changes are published, you can use the
+ * software, incorporating those changes, under the terms of the MIT license,
+ * as described in the Spout License Version 1.
+ *
+ * SimpleNBT 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 Lesser General Public License for
+ * more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License,
+ * the MIT license and the Spout License Version 1 along with this program.
+ * If not, see <http://www.gnu.org/licenses/> for the GNU Lesser General Public
+ * License and see <http://spout.in/licensev1> for the full license, including
+ * the MIT license.
+ */
+package org.spout.nbt;
+
+/**
+ * The {@code TAG_Byte} tag.
+ */
+public final class ByteTag extends Tag<Byte>
+{
+    /**
+     * The value.
+     */
+    private final byte value;
+
+    /**
+     * Creates the tag.<br> Boolean true is stored as 1 and boolean false is stored as 0.
+     *
+     * @param name  The name.
+     * @param value The value.
+     */
+    public ByteTag(String name, boolean value)
+    {
+        this(name, (byte) (value ? 1 : 0));
+    }
+
+    /**
+     * Creates the tag.
+     *
+     * @param name  The name.
+     * @param value The value.
+     */
+    public ByteTag(String name, byte value)
+    {
+        super(TagType.TAG_BYTE, name);
+        this.value = value;
+    }
+
+    public static Boolean getBooleanValue(Tag<?> t)
+    {
+        if (t == null)
+        {
+            return null;
+        }
+        try
+        {
+            ByteTag byteTag = (ByteTag) t;
+            return byteTag.getBooleanValue();
+        }
+        catch (ClassCastException e)
+        {
+            return null;
+        }
+    }
+
+    @Override
+    public Byte getValue()
+    {
+        return value;
+    }
+
+    public ByteTag clone()
+    {
+        return new ByteTag(getName(), value);
+    }
+
+    public boolean getBooleanValue()
+    {
+        return value != 0;
+    }
+
+    @Override
+    public String toString()
+    {
+        String name = getName();
+        String append = "";
+        if (name != null && !name.equals(""))
+        {
+            append = "(\"" + this.getName() + "\")";
+        }
+        return "TAG_Byte" + append + ": " + value;
+    }
+}