Cleaned up samples pom files and added logging dependency to address #80. Also added a call int the exception handler for applications that don't include an appender or run in sam-local

Author: sapessi

aws-serverless-java-container-core/src/main/java/com/amazonaws/serverless/proxy/AwsProxyExceptionHandler.java

@@ -76,6 +76,10 @@ public class AwsProxyExceptionHandler
     @Override
     public AwsProxyResponse handle(Throwable ex) {
         log.error("Called exception handler for:", ex);
+
+        // adding a print stack trace in case we have no appender or we are running inside SAM local, where need the
+        // output to go to the stderr.
+        ex.printStackTrace();
         if (ex instanceof InvalidRequestEventException) {
             return new AwsProxyResponse(500, headers, getErrorJson(INTERNAL_SERVER_ERROR));
         } else {

samples/jersey/pet-store/pom.xml

@@ -49,16 +49,13 @@
             <version>${jersey.version}</version>
         </dependency>
 
+        <!-- https://mvnrepository.com/artifact/io.symphonia/lambda-logging -->
         <dependency>
-            <groupId>com.amazonaws</groupId>
-            <artifactId>aws-lambda-java-log4j</artifactId>
+            <groupId>io.symphonia</groupId>
+            <artifactId>lambda-logging</artifactId>
             <version>1.0.0</version>
         </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-            <version>1.7.21</version>
-        </dependency>
+
     </dependencies>
 
     <build>

samples/jersey/pet-store/src/main/java/com/amazonaws/serverless/sample/jersey/PetsResource.java

@@ -15,6 +15,9 @@
 import com.amazonaws.serverless.sample.jersey.model.Pet;
 import com.amazonaws.serverless.sample.jersey.model.PetData;
 
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+
 import javax.ws.rs.*;
 import javax.ws.rs.core.MediaType;
 import javax.ws.rs.core.Response;

samples/spark/pet-store/pom.xml

@@ -37,18 +37,6 @@
             <version>[0.1,)</version>
         </dependency>
 
-        <dependency>
-            <groupId>com.amazonaws</groupId>
-            <artifactId>aws-lambda-java-core</artifactId>
-            <version>1.1.0</version>
-        </dependency>
-
-        <dependency>
-            <groupId>com.amazonaws</groupId>
-            <artifactId>aws-lambda-java-log4j</artifactId>
-            <version>1.0.0</version>
-        </dependency>
-
         <!-- https://mvnrepository.com/artifact/com.sparkjava/spark-core -->
         <dependency>
             <groupId>com.sparkjava</groupId>
@@ -77,10 +65,11 @@
             <version>${jackson.version}</version>
         </dependency>
 
+        <!-- https://mvnrepository.com/artifact/io.symphonia/lambda-logging -->
         <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-            <version>1.7.21</version>
+            <groupId>io.symphonia</groupId>
+            <artifactId>lambda-logging</artifactId>
+            <version>1.0.0</version>
         </dependency>
     </dependencies>
 

samples/spring/pet-store/pom.xml

@@ -56,32 +56,12 @@
             <version>${spring.version}</version>
         </dependency>
 
+        <!-- https://mvnrepository.com/artifact/io.symphonia/lambda-logging -->
         <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-annotations</artifactId>
-            <version>${jackson.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-core</artifactId>
-            <version>${jackson.version}</version>
-        </dependency>
-        <dependency>
-            <groupId>com.fasterxml.jackson.core</groupId>
-            <artifactId>jackson-databind</artifactId>
-            <version>${jackson.version}</version>
-        </dependency>
-
-        <dependency>
-            <groupId>com.amazonaws</groupId>
-            <artifactId>aws-lambda-java-log4j</artifactId>
+            <groupId>io.symphonia</groupId>
+            <artifactId>lambda-logging</artifactId>
             <version>1.0.0</version>
         </dependency>
-        <dependency>
-            <groupId>org.slf4j</groupId>
-            <artifactId>slf4j-log4j12</artifactId>
-            <version>1.7.21</version>
-        </dependency>
     </dependencies>
 
     <build>

samples/springboot/pet-store/pom.xml

@@ -25,10 +25,11 @@
             <version>[0.1,)</version>
         </dependency>
 
+        <!-- https://mvnrepository.com/artifact/io.symphonia/lambda-logging -->
         <dependency>
-            <groupId>com.amazonaws</groupId>
-            <artifactId>aws-lambda-java-core</artifactId>
-            <version>1.1.0</version>
+            <groupId>io.symphonia</groupId>
+            <artifactId>lambda-logging</artifactId>
+            <version>1.0.0</version>
         </dependency>
     </dependencies>