Make sure there no multiple empty lines and every file ends with a new line (#1417)

Signed-off-by: sirivarma <siri.varma@outlook.com>

checkstyle.xml

@@ -112,6 +112,7 @@
         <module name="ModifierOrder"/>
         <module name="EmptyLineSeparator">
             <property name="allowNoEmptyLineBetweenFields" value="true"/>
+            <property name="allowMultipleEmptyLines" value="false"/>
         </module>
         <module name="SeparatorWrap">
             <property name="id" value="SeparatorWrapDot"/>
@@ -287,4 +288,5 @@
         <module name="SuppressWarningsHolder"/>
     </module>
     <module name="SuppressWarningsFilter"/>
+    <module name="NewlineAtEndOfFile"/>
 </module>

dapr-spring/dapr-spring-boot-autoconfigure/src/main/java/io/dapr/spring/boot/autoconfigure/client/DaprClientProperties.java

@@ -23,7 +23,6 @@ public class DaprClientProperties {
   private Integer httpPort;
   private Integer grpcPort;
 
-
   /**
    * Constructs a {@link DaprClientProperties}.
    */

dapr-spring/dapr-spring-boot-autoconfigure/src/main/java/io/dapr/spring/boot/autoconfigure/pubsub/DaprPubSubProperties.java

@@ -15,7 +15,6 @@ package io.dapr.spring.boot.autoconfigure.pubsub;
 
 import org.springframework.boot.context.properties.ConfigurationProperties;
 
-
 @ConfigurationProperties(prefix = DaprPubSubProperties.CONFIG_PREFIX)
 public class DaprPubSubProperties {
 

dapr-spring/dapr-spring-data/src/main/java/io/dapr/spring/data/MySQLDaprKeyValueAdapter.java

@@ -76,7 +76,6 @@ public class MySQLDaprKeyValueAdapter extends AbstractDaprKeyValueAdapter {
     this.bindingName = bindingName;
   }
 
-
   @Override
   public <T> Iterable<T> getAllOf(String keyspace, Class<T> type) {
     Assert.hasText(keyspace, "Keyspace must not be empty");

dapr-spring/dapr-spring-data/src/main/java/io/dapr/spring/data/repository/query/DaprPredicate.java

@@ -18,7 +18,6 @@ public class DaprPredicate implements Predicate<Object> {
     this(path, expected, (valueToCompare) -> ObjectUtils.nullSafeEquals(valueToCompare, expected));
   }
 
-
   /**
    * Creates a new {@link DaprPredicate}.
    *

dapr-spring/dapr-spring-messaging/src/main/java/io/dapr/spring/messaging/DaprMessagingTemplate.java

@@ -192,7 +192,6 @@ public class DaprMessagingTemplate<T> implements DaprMessagingOperations<T>, App
       return this;
     }
 
-
     @Override
     public void send() {
       template.doSend(topic, message);
@@ -202,7 +201,5 @@ public class DaprMessagingTemplate<T> implements DaprMessagingOperations<T>, App
     public Mono<Void> sendAsync() {
       return template.doSendAsync(topic, message);
     }
-
   }
-
 }

dapr-spring/dapr-spring-messaging/src/main/java/io/dapr/spring/messaging/observation/DaprMessagingSenderContext.java

@@ -58,7 +58,6 @@ public final class DaprMessagingSenderContext extends SenderContext<DaprMessagin
     return carrier.properties();
   }
 
-
   /**
    * The name of the bean sending the message (typically a {@code DaprMessagingTemplate}).
    * @return the name of the bean sending the message
@@ -75,7 +74,6 @@ public final class DaprMessagingSenderContext extends SenderContext<DaprMessagin
     return this.destination;
   }
 
-
   /**
    * Acts as a carrier for a Dapr message and records the propagated properties for
    * later access by the Dapr.

dapr-spring/dapr-spring-workflows/src/main/java/io/dapr/spring/workflows/config/EnableDaprWorkflows.java

@@ -1,6 +1,5 @@
 package io.dapr.spring.workflows.config;
 
-
 import org.springframework.context.annotation.Import;
 
 import java.lang.annotation.Retention;

examples/src/main/java/io/dapr/examples/workflows/childworkflow/DemoChildWorkflow.java

@@ -13,6 +13,7 @@ limitations under the License.
 
 package io.dapr.examples.workflows.childworkflow;
 
+import io.dapr.durabletask.interruption.OrchestratorBlockedException;
 import io.dapr.workflows.Workflow;
 import io.dapr.workflows.WorkflowStub;
 import io.dapr.workflows.WorkflowTaskOptions;

sdk-actors/src/main/java/io/dapr/actors/ActorId.java

@@ -123,7 +123,6 @@ public class ActorId extends Object implements Comparable<ActorId> {
     return new ActorId(id.toString());
   }
 
-
   /**
    * Compares if two actors have the same content.
    *

sdk-actors/src/main/java/io/dapr/actors/client/ActorClient.java

@@ -130,7 +130,6 @@ public class ActorClient implements AutoCloseable {
     }
   }
 
-
   /**
    * Build an instance of the Client based on the provided setup.
    *

sdk-springboot/src/main/java/io/dapr/springboot/DaprController.java

@@ -13,7 +13,6 @@ limitations under the License.
 
 package io.dapr.springboot;
 
-
 import io.dapr.actors.runtime.ActorRuntime;
 import io.dapr.serializer.DefaultObjectSerializer;
 import org.springframework.http.MediaType;
@@ -124,5 +123,4 @@ public class DaprController {
                                         @RequestBody(required = false) byte[] body) {
     return ActorRuntime.getInstance().invokeReminder(type, id, reminder, body);
   }
-
 }

sdk-springboot/src/main/java/io/dapr/springboot/DaprTopicSubscription.java

@@ -123,7 +123,6 @@ class DaprTopicSubscription {
     this(pubsubName, topic, route, "", routes, metadata, bulkSubscribe);
   }
 
-
   /**
    * Create a subscription topic.
    *

sdk-workflows/src/main/java/io/dapr/workflows/runtime/WorkflowActivityClassWrapper.java

@@ -48,7 +48,6 @@ public class WorkflowActivityClassWrapper<T extends WorkflowActivity> implements
     return name;
   }
 
-
   @Override
   public TaskActivity create() {
     return ctx -> {

sdk/src/main/java/io/dapr/client/AbstractDaprClient.java

@@ -655,7 +655,6 @@ abstract class AbstractDaprClient implements DaprClient, DaprPreviewClient {
     return this.unlock(request);
   }
 
-
   private List<String> filterEmptyKeys(String... keys) {
     return Arrays.stream(keys)
         .filter(key -> !key.trim().isEmpty())

sdk/src/main/java/io/dapr/client/GrpcChannelFacade.java

@@ -32,7 +32,6 @@ class GrpcChannelFacade implements Closeable {
    */
   private final ManagedChannel channel;
 
-
   /**
    * Default access level constructor, in order to create an instance of this class use io.dapr.client.DaprClientBuilder
    *

sdk/src/main/java/io/dapr/client/domain/BulkPublishEntry.java

@@ -81,7 +81,6 @@ public final class BulkPublishEntry<T> {
     return event;
   }
 
-
   public String getContentType() {
     return contentType;
   }

sdk/src/main/java/io/dapr/client/domain/LockRequest.java

@@ -13,7 +13,6 @@ limitations under the License.
 
 package io.dapr.client.domain;
 
-
 import com.fasterxml.jackson.annotation.JsonIgnore;
 
 import java.io.Serializable;

sdk/src/main/java/io/dapr/client/domain/QueryStateItem.java

@@ -13,10 +13,8 @@ limitations under the License.
 
 package io.dapr.client.domain;
 
-
 public class QueryStateItem<T> {
 
-
   /**
    * The value of the state.
    */

sdk/src/main/java/io/dapr/client/domain/QueryStateResponse.java

@@ -13,7 +13,6 @@ limitations under the License.
 
 package io.dapr.client.domain;
 
-
 import java.util.Collections;
 import java.util.List;
 import java.util.Map;

sdk/src/main/java/io/dapr/client/domain/UnlockResponseStatus.java

@@ -13,7 +13,6 @@ limitations under the License.
 
 package io.dapr.client.domain;
 
-
 public enum UnlockResponseStatus {
 
   /**

sdk/src/main/java/io/dapr/config/Properties.java

@@ -254,8 +254,6 @@ public class Properties {
           "DAPR_HTTP_CLIENT_MAX_IDLE_CONNECTIONS",
           DEFAULT_HTTP_CLIENT_MAX_IDLE_CONNECTIONS);
 
-
-
   /**
    * Dapr's default maximum inbound message size for GRPC in bytes.
    */

sdk/src/main/java/io/dapr/exceptions/DaprErrorDetails.java

@@ -217,5 +217,4 @@ public class DaprErrorDetails {
     HELP,
     LOCALIZED_MESSAGE,
   }
-
 }

sdk/src/main/java/io/dapr/internal/grpc/interceptors/DaprMetadataReceiverInterceptor.java

@@ -62,7 +62,4 @@ public class DaprMetadataReceiverInterceptor implements ClientInterceptor {
       }
     };
   }
-
-
-
 }

sdk/src/main/java/io/dapr/utils/DefaultContentTypeConverter.java

@@ -13,7 +13,6 @@ limitations under the License.
 
 package io.dapr.utils;
 
-
 import io.dapr.serializer.DefaultObjectSerializer;
 
 import java.io.IOException;
@@ -145,7 +144,6 @@ public class DefaultContentTypeConverter {
     return isContentType(contentType, "application/cloudevents+json");
   }
 
-
   public static boolean isJsonContentType(String contentType) {
     return isContentType(contentType, "application/json");
   }

sdk/src/main/java/io/dapr/utils/NetworkUtils.java

@@ -50,7 +50,6 @@ import static io.dapr.config.Properties.GRPC_TLS_INSECURE;
 import static io.dapr.config.Properties.GRPC_TLS_KEY_PATH;
 import static io.dapr.config.Properties.SIDECAR_IP;
 
-
 /**
  * Utility methods for network, internal to Dapr SDK.
  */