Add NumberBinaryTag#numberValue

nbt/src/main/java/net/kyori/adventure/nbt/ByteBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return this.value;
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;

nbt/src/main/java/net/kyori/adventure/nbt/DoubleBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return (short) (ShadyPines.floor(this.value) & 0xffff);
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;

nbt/src/main/java/net/kyori/adventure/nbt/FloatBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return (short) (ShadyPines.floor(this.value) & 0xffff);
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;

nbt/src/main/java/net/kyori/adventure/nbt/IntBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return (short) (this.value & 0xffff);
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;

nbt/src/main/java/net/kyori/adventure/nbt/LongBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return (short) (this.value & 0xffff);
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;

nbt/src/main/java/net/kyori/adventure/nbt/NumberBinaryTag.java

@@ -81,4 +81,12 @@ public interface NumberBinaryTag extends BinaryTag {
    * @since 4.0.0
    */
   short shortValue();
+
+  /**
+   * Gets the value as a {@link Number}.
+   *
+   * @return the value as a {@link Number}
+   * @since 4.21.0
+   */
+  @NotNull Number numberValue();
 }

nbt/src/main/java/net/kyori/adventure/nbt/ShortBinaryTagImpl.java

@@ -72,6 +72,11 @@ public short shortValue() {
     return this.value;
   }
 
+  @Override
+  public @NotNull Number numberValue() {
+    return this.value;
+  }
+
   @Override
   public boolean equals(final @Nullable Object other) {
     if (this == other) return true;