Fixes #1197, add Objects.requireNonNull and Preconditions.checkkNotNull to supported null-check styles

test/transform/resource/after-delombok/NonNullWithJdk.java

@@ -0,0 +1,36 @@
+//version 7:
+import static java.util.Objects.*;
+public class NonNullWithJdk {
+	@lombok.NonNull
+	private String test;
+	public void testMethod(@lombok.NonNull String arg) {
+		java.util.Objects.requireNonNull(arg, "arg is marked non-null but is null");
+		System.out.println(arg);
+	}
+	public void testMethodWithCheck1(@lombok.NonNull String arg) {
+		requireNonNull(arg);
+	}
+	public void testMethodWithCheckAssign(@lombok.NonNull String arg) {
+		test = requireNonNull(arg);
+	}
+	public void testMethodWithCheck2(@lombok.NonNull String arg) {
+		java.util.Objects.requireNonNull(arg);
+	}
+	public void testMethodWithFakeCheck1(@lombok.NonNull String arg) {
+		java.util.Objects.requireNonNull(arg, "arg is marked non-null but is null");
+		requireNonNull("");
+	}
+	public void testMethodWithFakeCheck2(@lombok.NonNull String arg) {
+		java.util.Objects.requireNonNull(arg, "arg is marked non-null but is null");
+		java.util.Objects.requireNonNull(test);
+	}
+	public void testMethodWithFakeCheckAssign(@lombok.NonNull String arg) {
+		java.util.Objects.requireNonNull(arg, "arg is marked non-null but is null");
+		test = requireNonNull(test);
+	}
+	@java.lang.SuppressWarnings("all")
+	public void setTest(@lombok.NonNull final String test) {
+		java.util.Objects.requireNonNull(test, "test is marked non-null but is null");
+		this.test = test;
+	}
+}