Prepare codebase to adhere to Checkstyle rules

Issue gh-393

samples/hazelcast-spring/src/integration-test/groovy/sample/HazelcastSpringTests.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample
 
 import geb.spock.GebReportingSpec
@@ -62,4 +63,4 @@ class HazelcastSpringTests extends GebReportingSpec {
 		then: 'sent to the log in page'
 		at LoginPage
 	}
-}
+}

samples/hazelcast-spring/src/integration-test/groovy/sample/pages/HomePage.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample.pages
 
 import geb.Page

samples/hazelcast-spring/src/integration-test/groovy/sample/pages/LoginPage.groovy

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample.pages
 
 import geb.Page

samples/hazelcast-spring/src/main/java/sample/Config.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,18 +13,19 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
-package sample;
 
-import org.springframework.context.annotation.Bean;
-import org.springframework.context.annotation.Configuration;
-import org.springframework.session.hazelcast.config.annotation.web.http.EnableHazelcastHttpSession;
-import org.springframework.util.SocketUtils;
+package sample;
 
 import com.hazelcast.config.NetworkConfig;
 import com.hazelcast.config.SerializerConfig;
 import com.hazelcast.core.Hazelcast;
 import com.hazelcast.core.HazelcastInstance;
 
+import org.springframework.context.annotation.Bean;
+import org.springframework.context.annotation.Configuration;
+import org.springframework.session.hazelcast.config.annotation.web.http.EnableHazelcastHttpSession;
+import org.springframework.util.SocketUtils;
+
 // tag::class[]
 @EnableHazelcastHttpSession(maxInactiveIntervalInSeconds = 300)
 @Configuration
@@ -45,4 +46,4 @@ public class Config {
 	}
 
 }
-// end::class[]
+// end::class[]

samples/hazelcast-spring/src/main/java/sample/Initializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample;
 
 import org.springframework.session.web.context.AbstractHttpSessionApplicationInitializer;
@@ -21,4 +22,4 @@ import org.springframework.session.web.context.AbstractHttpSessionApplicationIni
 public class Initializer extends AbstractHttpSessionApplicationInitializer {
 
 }
-// end::class[]
+// end::class[]

samples/hazelcast-spring/src/main/java/sample/ObjectStreamSerializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,9 +13,14 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample;
 
-import java.io.*;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.ObjectInputStream;
+import java.io.ObjectOutputStream;
+import java.io.OutputStream;
 
 import com.hazelcast.nio.ObjectDataInput;
 import com.hazelcast.nio.ObjectDataOutput;
@@ -37,18 +42,19 @@ public class ObjectStreamSerializer implements StreamSerializer<Object> {
 	}
 
 	public void write(ObjectDataOutput objectDataOutput, Object object)
-		   throws IOException {
+			throws IOException {
 		ObjectOutputStream out = new ObjectOutputStream((OutputStream) objectDataOutput);
 		out.writeObject(object);
 		out.flush();
 	}
 
 	public Object read(ObjectDataInput objectDataInput)
-		   throws IOException {
+			throws IOException {
 		ObjectInputStream in = new ObjectInputStream((InputStream) objectDataInput);
 		try {
 			return in.readObject();
-		} catch (ClassNotFoundException e) {
+		}
+		catch (ClassNotFoundException e) {
 			throw new IOException(e);
 		}
 	}

samples/hazelcast-spring/src/main/java/sample/SecurityConfig.java

@@ -1,18 +1,19 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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
+ * 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
  *
- * http://www.apache.org/licenses/LICENSE-2.0
+ *      http://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.
+ * 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 sample;
 
 /**

samples/hazelcast-spring/src/main/java/sample/SecurityInitializer.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,6 +13,7 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample;
 
 import org.springframework.security.web.context.AbstractSecurityWebApplicationInitializer;
@@ -25,4 +26,4 @@ public class SecurityInitializer extends
 		super(SecurityConfig.class, Config.class);
 	}
 }
-// end::class[]
+// end::class[]

samples/hazelcast-spring/src/main/java/sample/SessionServlet.java

@@ -1,5 +1,5 @@
 /*
- * Copyright 2002-2015 the original author or authors.
+ * Copyright 2014-2016 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.
@@ -13,14 +13,16 @@
  * See the License for the specific language governing permissions and
  * limitations under the License.
  */
+
 package sample;
 
+import java.io.IOException;
+
 import javax.servlet.ServletException;
 import javax.servlet.annotation.WebServlet;
 import javax.servlet.http.HttpServlet;
 import javax.servlet.http.HttpServletRequest;
 import javax.servlet.http.HttpServletResponse;
-import java.io.IOException;
 
 @WebServlet("/session")
 public class SessionServlet extends HttpServlet {