chore: add Apache License 2.0 header to multiple service classes

Author: FarhanAnjum-opti

core-api/src/main/java/com/optimizely/ab/cmab/service/CmabCacheValue.java

@@ -1,3 +1,18 @@
+/**
+ * Copyright 2025, Optimizely
+ *
+ * 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 com.optimizely.ab.cmab.service;
 
 import java.util.Objects;

core-api/src/main/java/com/optimizely/ab/cmab/service/CmabDecision.java

@@ -1,3 +1,18 @@
+/**
+ * Copyright 2025, Optimizely
+ *
+ * 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 com.optimizely.ab.cmab.service;
 
 import java.util.Objects;

core-api/src/main/java/com/optimizely/ab/cmab/service/CmabService.java

@@ -1,11 +1,26 @@
+/**
+ * Copyright 2025, Optimizely
+ *
+ * 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 com.optimizely.ab.cmab.service;
 
+import java.util.List;
+
 import com.optimizely.ab.OptimizelyUserContext;
 import com.optimizely.ab.config.ProjectConfig;
 import com.optimizely.ab.optimizelydecision.OptimizelyDecideOption;
 
-import java.util.List;
-
 public interface CmabService {
     /**
      * Get variation id for the user

core-api/src/main/java/com/optimizely/ab/cmab/service/CmabServiceOptions.java

@@ -1,8 +1,24 @@
+/**
+ * Copyright 2025, Optimizely
+ *
+ * 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 com.optimizely.ab.cmab.service;
 
+import org.slf4j.Logger;
+
 import com.optimizely.ab.cmab.client.CmabClient;
 import com.optimizely.ab.internal.DefaultLRUCache;
-import org.slf4j.Logger;
 
 public class CmabServiceOptions {
     private final Logger logger;

core-api/src/main/java/com/optimizely/ab/cmab/service/DefaultCmabService.java

@@ -1,3 +1,18 @@
+/**
+ * Copyright 2025, Optimizely
+ *
+ * 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 com.optimizely.ab.cmab.service;
 
 import java.util.Collections;