diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/main/java/io/spring/javaformat/checkstyle/check/SpringIllegalImportCheck.java b/spring-javaformat/spring-javaformat-checkstyle/src/main/java/io/spring/javaformat/checkstyle/check/SpringIllegalImportCheck.java
new file mode 100644
index 00000000..3cb064e7
--- /dev/null
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/main/java/io/spring/javaformat/checkstyle/check/SpringIllegalImportCheck.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2017-2021 the original author or authors.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package io.spring.javaformat.checkstyle.check;
+
+import com.puppycrawl.tools.checkstyle.checks.imports.IllegalImportCheck;
+
+/**
+ * Checks for illegal import packages and classes.
+ *
+ * @author Sushant Kumar Singh
+ *
+ */
+public class SpringIllegalImportCheck extends IllegalImportCheck {
+
+ /**
+ * Illegal packages.
+ */
+ private static final String[] ILLEGAL_PKGS = {"sun", "lombok"};
+
+ /**
+ * Illegal classes.
+ */
+ private static final String[] ILLEGAL_CLASSES = {};
+
+ public SpringIllegalImportCheck() {
+ setIllegalPkgs(ILLEGAL_PKGS);
+ setIllegalClasses(ILLEGAL_CLASSES);
+ }
+}
diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/main/resources/io/spring/javaformat/checkstyle/spring-checkstyle.xml b/spring-javaformat/spring-javaformat-checkstyle/src/main/resources/io/spring/javaformat/checkstyle/spring-checkstyle.xml
index 41eb9ebf..3b169e80 100644
--- a/spring-javaformat/spring-javaformat-checkstyle/src/main/resources/io/spring/javaformat/checkstyle/spring-checkstyle.xml
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/main/resources/io/spring/javaformat/checkstyle/spring-checkstyle.xml
@@ -162,5 +162,6 @@
+
diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/test/java/io/spring/javaformat/checkstyle/SpringConfigurationLoaderTests.java b/spring-javaformat/spring-javaformat-checkstyle/src/test/java/io/spring/javaformat/checkstyle/SpringConfigurationLoaderTests.java
index 82e63f1e..58bc2ee7 100644
--- a/spring-javaformat/spring-javaformat-checkstyle/src/test/java/io/spring/javaformat/checkstyle/SpringConfigurationLoaderTests.java
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/test/java/io/spring/javaformat/checkstyle/SpringConfigurationLoaderTests.java
@@ -48,7 +48,7 @@ public void loadShouldLoadChecks() {
assertThat(checks).hasSize(5);
TreeWalker treeWalker = (TreeWalker) checks.toArray()[4];
Set> ordinaryChecks = (Set>) Extractors.byName("ordinaryChecks").extract(treeWalker);
- assertThat(ordinaryChecks).hasSize(60);
+ assertThat(ordinaryChecks).hasSize(61);
}
@Test
@@ -59,7 +59,7 @@ public void loadWithExcludeShouldExcludeChecks() {
assertThat(checks).hasSize(5);
TreeWalker treeWalker = (TreeWalker) checks.toArray()[4];
Set> ordinaryChecks = (Set>) Extractors.byName("ordinaryChecks").extract(treeWalker);
- assertThat(ordinaryChecks).hasSize(59);
+ assertThat(ordinaryChecks).hasSize(60);
}
@Test
diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/check/LombokImport.txt b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/check/LombokImport.txt
new file mode 100644
index 00000000..d0c0e151
--- /dev/null
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/check/LombokImport.txt
@@ -0,0 +1 @@
++LombokImport.java:6:1: import.illegal
\ No newline at end of file
diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/config/LombokImport.xml b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/config/LombokImport.xml
new file mode 100644
index 00000000..35f66a24
--- /dev/null
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/config/LombokImport.xml
@@ -0,0 +1,10 @@
+
+
+
+
+
+
+
+
\ No newline at end of file
diff --git a/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/LombokImport.java b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/LombokImport.java
new file mode 100644
index 00000000..c8bdc63b
--- /dev/null
+++ b/spring-javaformat/spring-javaformat-checkstyle/src/test/resources/source/LombokImport.java
@@ -0,0 +1,10 @@
+
+/**
+ * @author Sushant Kumar Singh
+ *
+ */
+import lombok.*;
+
+public class LombokImport {
+
+}