Cleaned up and added many methods to the NBT classes.

src/main/java/com/sk89q/worldedit/world/storage/NBTConversions.java

@@ -0,0 +1,58 @@
+/*
+ * WorldEdit, a Minecraft world manipulation toolkit
+ * Copyright (C) sk89q <http://www.sk89q.com>
+ * Copyright (C) WorldEdit team and contributors
+ *
+ * This program 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.
+ *
+ * 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 Lesser General Public License
+ * for more details.
+ *
+ * You should have received a copy of the GNU Lesser General Public License
+ * along with this program. If not, see <http://www.gnu.org/licenses/>.
+ */
+
+package com.sk89q.worldedit.world.storage;
+
+import com.sk89q.jnbt.ListTag;
+import com.sk89q.worldedit.extent.Extent;
+import com.sk89q.worldedit.util.Location;
+
+import static com.google.common.base.Preconditions.checkNotNull;
+
+/**
+ * Utility methods for working with NBT data used in Minecraft.
+ */
+public final class NBTConversions {
+
+    private NBTConversions() {
+    }
+
+    /**
+     * Read a {@code Location} from two list tags, the first of which contains
+     * three numbers for the X, Y, and Z components, and the second of
+     * which contains two numbers, the yaw and pitch in degrees.
+     *
+     * <p>For values that are unavailable, their values will be 0.</p>
+     *
+     * @param extent the extent
+     * @param positionTag the position tag
+     * @param directionTag the direction tag
+     * @return a location
+     */
+    public static Location toLocation(Extent extent, ListTag positionTag, ListTag directionTag) {
+        checkNotNull(extent);
+        checkNotNull(positionTag);
+        checkNotNull(directionTag);
+        return new Location(
+                extent,
+                positionTag.asDouble(0), positionTag.asDouble(1), positionTag.asDouble(2),
+                ((float) Math.toRadians(directionTag.asDouble(0))), ((float) Math.toRadians(directionTag.asDouble(1))));
+    }
+
+}