+ * Licensed under the Moderne Source Available License (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + *
+ * https://docs.moderne.io/licensing/moderne-source-available-license + *
+ * 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 org.openrewrite.java.migrate;
+
+
+import org.openrewrite.ExecutionContext;
+import org.openrewrite.Preconditions;
+import org.openrewrite.Recipe;
+import org.openrewrite.TreeVisitor;
+import org.openrewrite.java.JavaVisitor;
+import org.openrewrite.java.MethodMatcher;
+import org.openrewrite.java.search.UsesJavaVersion;
+import org.openrewrite.java.search.UsesMethod;
+import org.openrewrite.java.tree.J;
+import org.openrewrite.java.tree.JavaType;
+import org.openrewrite.java.tree.Space;
+import org.openrewrite.marker.Markers;
+
+import static org.openrewrite.Tree.randomId;
+
+
+public class ChangeDefaultKeyStore extends Recipe {
+ private static final MethodMatcher KEYSTORE_METHOD_REF = new MethodMatcher("java.security.KeyStore getDefaultType()", true);
+
+ @Override
+ public String getDisplayName() {
+ return "Return String `jks` when `KeyStore.getDefaultType()` is called";
+ }
+
+ @Override
+ public String getDescription() {
+ return "In Java 11 the default keystore was updated from JKS to PKCS12." + "As a result, applications relying on KeyStore.getDefaultType() may encounter issues after migrating, unless their JKS keystore has been converted to PKCS12." + "This recipe returns default key store of `jks` when `KeyStore.getDefaultType()` method is called to use the pre Java 11 default keystore.";
+ }
+
+ @Override
+ public TreeVisitor getVisitor() {
+ return Preconditions.check(
+ Preconditions.and(
+ new UsesJavaVersion<>(11),
+ new UsesMethod<>("java.security.KeyStore getDefaultType()")),
+ new JavaVisitor
+ * Licensed under the Moderne Source Available License (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ * https://docs.moderne.io/licensing/moderne-source-available-license
+ *
+ * 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 org.openrewrite.java.migrate;
+
+import org.junit.jupiter.api.Test;
+import org.openrewrite.DocumentExample;
+import org.openrewrite.test.RecipeSpec;
+import org.openrewrite.test.RewriteTest;
+
+import static org.openrewrite.java.Assertions.java;
+import static org.openrewrite.java.Assertions.javaVersion;
+
+class ChangeDefaultKeyStoreTest implements RewriteTest {
+ @Override
+ public void defaults(RecipeSpec spec) {
+ spec.recipe(new ChangeDefaultKeyStore())
+ .allSources(src -> src.markers(javaVersion(11)));
+ }
+
+ @DocumentExample
+ @Test
+ void keyStore() {
+ rewriteRun(
+ //language=java
+ java(
+ """
+ import java.io.FileInputStream;
+ import java.io.IOException;
+ import java.security.Key;
+ import java.security.KeyStore;
+
+ class Foo {
+ void bar() {
+ try{
+ KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
+ char[] password = "your_keystore_password".toCharArray();
+ FileInputStream keystoreFile = new FileInputStream("path_to_your_keystore_file.jks");
+ keystore.load(keystoreFile, password);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ """,
+ """
+ import java.io.FileInputStream;
+ import java.io.IOException;
+ import java.security.Key;
+ import java.security.KeyStore;
+
+ class Foo {
+ void bar() {
+ try{
+ KeyStore keystore = KeyStore.getInstance("jks");
+ char[] password = "your_keystore_password".toCharArray();
+ FileInputStream keystoreFile = new FileInputStream("path_to_your_keystore_file.jks");
+ keystore.load(keystoreFile, password);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ """
+ )
+ );
+ }
+
+ @Test
+ void keepString() {
+ rewriteRun(
+ //language=java
+ java(
+ """
+ import java.io.FileInputStream;
+ import java.io.IOException;
+ import java.security.Key;
+ import java.security.KeyStore;
+
+ class Foo {
+ void bar() {
+ try{
+ KeyStore keystore = KeyStore.getInstance("jks");
+ char[] password = "your_keystore_password".toCharArray();
+ FileInputStream keystoreFile = new FileInputStream("path_to_your_keystore_file.jks");
+ keystore.load(keystoreFile, password);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ """)
+ );
+ }
+
+ @Test
+ void keepStringForJava8() {
+ rewriteRun(
+ //language=java
+ java(
+ """
+ import java.io.FileInputStream;
+ import java.io.IOException;
+ import java.security.Key;
+ import java.security.KeyStore;
+
+ class Foo {
+ void bar() {
+ try{
+ KeyStore keystore = KeyStore.getInstance(KeyStore.getDefaultType());
+ char[] password = "your_keystore_password".toCharArray();
+ FileInputStream keystoreFile = new FileInputStream("path_to_your_keystore_file.jks");
+ keystore.load(keystoreFile, password);
+ }
+ catch (Exception e) {
+ e.printStackTrace();
+ }
+ }
+ }
+ """,
+ spec -> spec.markers(javaVersion(8)))
+ );
+ }
+}