perf: Make UrlConnectionHttpClient default client for params fetch (#185)

Author: pankajagrawal16

powertools-parameters/pom.xml

@@ -44,14 +44,34 @@
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>ssm</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>software.amazon.awssdk</groupId>
+                    <artifactId>apache-client</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>software.amazon.awssdk</groupId>
+                    <artifactId>netty-nio-client</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
             <artifactId>secretsmanager</artifactId>
+            <exclusions>
+                <exclusion>
+                    <groupId>software.amazon.awssdk</groupId>
+                    <artifactId>apache-client</artifactId>
+                </exclusion>
+                <exclusion>
+                    <groupId>software.amazon.awssdk</groupId>
+                    <artifactId>netty-nio-client</artifactId>
+                </exclusion>
+            </exclusions>
         </dependency>
         <dependency>
             <groupId>software.amazon.awssdk</groupId>
-            <artifactId>apache-client</artifactId>
+            <artifactId>url-connection-client</artifactId>
         </dependency>
         <dependency>
             <groupId>com.fasterxml.jackson.core</groupId>

powertools-parameters/src/main/java/software/amazon/lambda/powertools/parameters/SSMProvider.java

@@ -13,6 +13,14 @@
  */
 package software.amazon.lambda.powertools.parameters;
 
+import java.time.temporal.ChronoUnit;
+import java.util.HashMap;
+import java.util.Map;
+
+import software.amazon.awssdk.auth.credentials.EnvironmentVariableCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.http.urlconnection.UrlConnectionHttpClient;
+import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.ssm.SsmClient;
 import software.amazon.awssdk.services.ssm.model.GetParameterRequest;
 import software.amazon.awssdk.services.ssm.model.GetParametersByPathRequest;
@@ -22,10 +30,6 @@
 import software.amazon.lambda.powertools.parameters.transform.TransformationManager;
 import software.amazon.lambda.powertools.parameters.transform.Transformer;
 
-import java.time.temporal.ChronoUnit;
-import java.util.HashMap;
-import java.util.Map;
-
 /**
  * AWS System Manager Parameter Store Provider <br/><br/>
  *
@@ -78,7 +82,11 @@ public class SSMProvider extends BaseProvider {
      * Use the {@link SSMProvider.Builder} to create an instance of it.
      */
     SSMProvider(CacheManager cacheManager) {
-        this(cacheManager, SsmClient.create());
+        this(cacheManager, SsmClient.builder()
+                .httpClientBuilder(UrlConnectionHttpClient.builder())
+                .credentialsProvider(EnvironmentVariableCredentialsProvider.create())
+                .region(Region.of(System.getenv(SdkSystemSetting.AWS_REGION.environmentVariable())))
+                .build());
     }
 
     /**

powertools-parameters/src/main/java/software/amazon/lambda/powertools/parameters/SecretsProvider.java

@@ -13,16 +13,20 @@
  */
 package software.amazon.lambda.powertools.parameters;
 
+import java.time.temporal.ChronoUnit;
+import java.util.Base64;
+import java.util.Map;
+
+import software.amazon.awssdk.auth.credentials.EnvironmentVariableCredentialsProvider;
+import software.amazon.awssdk.core.SdkSystemSetting;
+import software.amazon.awssdk.http.urlconnection.UrlConnectionHttpClient;
+import software.amazon.awssdk.regions.Region;
 import software.amazon.awssdk.services.secretsmanager.SecretsManagerClient;
 import software.amazon.awssdk.services.secretsmanager.model.GetSecretValueRequest;
 import software.amazon.lambda.powertools.parameters.cache.CacheManager;
 import software.amazon.lambda.powertools.parameters.transform.TransformationManager;
 import software.amazon.lambda.powertools.parameters.transform.Transformer;
 
-import java.time.temporal.ChronoUnit;
-import java.util.Base64;
-import java.util.Map;
-
 /**
  * AWS Secrets Manager Parameter Provider<br/><br/>
  *
@@ -58,7 +62,11 @@ public class SecretsProvider extends BaseProvider {
      * Use the {@link Builder} to create an instance of it.
      */
     SecretsProvider(CacheManager cacheManager) {
-        this(cacheManager, SecretsManagerClient.create());
+        this(cacheManager, SecretsManagerClient.builder()
+                .httpClientBuilder(UrlConnectionHttpClient.builder())
+                .credentialsProvider(EnvironmentVariableCredentialsProvider.create())
+                .region(Region.of(System.getenv(SdkSystemSetting.AWS_REGION.environmentVariable())))
+                .build());
     }
 
     /**