lang/java: Add file templates

- `__annotation-type`
- `__enum`
- `__interface`
- `__record`
- `__` → `__class` (rename)

modules/editor/file-templates/templates/java-mode/__annotation-type

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name: Java annotation type file template
+# --
+package `(+java-current-package)`;
+
+public @interface `(+java-current-class)`
+{
+    $0
+}

modules/editor/file-templates/templates/java-mode/__class

@@ -1,5 +1,5 @@
 # -*- mode: snippet -*-
-# name: Java file template
+# name: Java class file template
 # --
 package `(+java-current-package)`;
 

modules/editor/file-templates/templates/java-mode/__enum

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name: Java enum file template
+# --
+package `(+java-current-package)`;
+
+public enum `(+java-current-class)`
+{
+    $0
+}

modules/editor/file-templates/templates/java-mode/__interface

@@ -0,0 +1,9 @@
+# -*- mode: snippet -*-
+# name: Java interface file template
+# --
+package `(+java-current-package)`;
+
+public interface `(+java-current-class)`
+{
+    $0
+}

modules/editor/file-templates/templates/java-mode/__record

@@ -0,0 +1,8 @@
+# -*- mode: snippet -*-
+# name: Java record file template
+# --
+package `(+java-current-package)`;
+
+public record `(+java-current-class)`($0) $1
+{
+}