Begin work on Adventure 5

Author: kashike

api/src/main/java/net/kyori/adventure/text/AbstractComponent.java

@@ -0,0 +1,66 @@
+/*
+ * This file is part of adventure, licensed under the MIT License.
+ *
+ * Copyright (c) 2017-2022 KyoriPowered
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in all
+ * copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE
+ * SOFTWARE.
+ */
+package net.kyori.adventure.text;
+
+import org.jetbrains.annotations.NotNull;
+import org.jetbrains.annotations.Nullable;
+
+import static java.util.Objects.requireNonNull;
+
+abstract class AbstractNBTComponentBuilder<C extends NBTComponent<C, B>, B extends NBTComponentBuilder<C, B>> extends AbstractComponentBuilder<C, B> implements NBTComponentBuilder<C, B> {
+  protected @Nullable String nbtPath;
+  protected boolean interpret = ComponentInternals.NBT_INTERPRET_DEFAULT;
+  protected @Nullable Component separator;
+
+  AbstractNBTComponentBuilder() {
+  }
+
+  AbstractNBTComponentBuilder(final @NotNull C component) {
+    super(component);
+    this.nbtPath = component.nbtPath();
+    this.interpret = component.interpret();
+    this.separator = component.separator();
+  }
+
+  @Override
+  @SuppressWarnings("unchecked")
+  public @NotNull B nbtPath(final @NotNull String nbtPath) {
+    this.nbtPath = requireNonNull(nbtPath, "nbtPath");
+    return (B) this;
+  }
+
+  @Override
+  @SuppressWarnings("unchecked")
+  public @NotNull B interpret(final boolean interpret) {
+    this.interpret = interpret;
+    return (B) this;
+  }
+
+  @Override
+  @SuppressWarnings("unchecked")
+  public @NotNull B separator(final @Nullable ComponentLike separator) {
+    this.separator = ComponentLike.unbox(separator);
+    return (B) this;
+  }
+}

api/src/main/java/net/kyori/adventure/text/AbstractNBTComponentBuilder.java

@@ -31,6 +31,8 @@
 import org.jetbrains.annotations.Contract;
 import org.jetbrains.annotations.NotNull;
 
+import static java.util.Objects.requireNonNull;
+
 /**
  * Given an in-game position, this component reads the NBT of the associated block and displays that information.
  *
@@ -346,7 +348,11 @@ interface WorldPos extends Pos {
     @Deprecated
     @ApiStatus.ScheduledForRemoval(inVersion = "5.0.0")
     static @NotNull WorldPos of(final @NotNull Coordinate x, final @NotNull Coordinate y, final @NotNull Coordinate z) {
-      return new BlockNBTComponentImpl.WorldPosImpl(x, y, z);
+      return new BlockNBTComponentImpl.WorldPosImpl(
+        requireNonNull(x, "x"),
+        requireNonNull(y, "y"),
+        requireNonNull(z, "z")
+      );
     }
 
     /**