feat: V1 and V2 of the API Gateway custom authorizer event and the si…

aws-lambda-java-events/src/main/java/com/amazonaws/services/lambda/runtime/events/APIGatewayCustomAuthorizerEvent.java

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+package com.amazonaws.services.lambda.runtime.events;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Map;
+
+/**
+ * The API Gateway customer authorizer event object as described - https://docs.aws.amazon.com/apigateway/latest/developerguide/http-api-lambda-authorizer.html
+ *
+ */
+
+@Data
+@Builder(setterPrefix = "with")
+@NoArgsConstructor
+@AllArgsConstructor
+public class APIGatewayCustomAuthorizerEvent {
+
+    private String version;
+    private String type;
+    private String methodArn;
+    private String identitySource;
+    private String authorizationToken;
+    private String resource;
+    private String path;
+    private String httpMethod;
+    private Map<String, String> headers;
+    private Map<String, String> queryStringParameters;
+    private Map<String, String> pathParameters;
+    private Map<String, String> stageVariables;
+    private RequestContext requestContext;
+
+    @Data
+    @Builder(setterPrefix = "with")
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class RequestContext {
+        private String path;
+        private String accountId;
+        private String resourceId;
+        private String stage;
+        private String requestId;
+        private Identity identity;
+        private String resourcePath;
+        private String httpMethod;
+        private String apiId;
+    }
+
+    @Data
+    @Builder(setterPrefix = "with")
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class Identity {
+        private String apiKey;
+        private String sourceIp;
+    }
+}

aws-lambda-java-events/src/main/java/com/amazonaws/services/lambda/runtime/events/APIGatewayV2CustomAuthorizerEvent.java

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+package com.amazonaws.services.lambda.runtime.events;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+import org.joda.time.DateTime;
+import org.joda.time.format.DateTimeFormat;
+import org.joda.time.format.DateTimeFormatter;
+
+import java.time.Instant;
+import java.util.List;
+import java.util.Map;
+
+/**
+ * The V2 API Gateway customer authorizer event object as described - https://docs.aws.amazon.com/apigateway/latest/developerguide/http-api-lambda-authorizer.html
+ *
+ */
+
+@Data
+@Builder(setterPrefix = "with")
+@NoArgsConstructor
+@AllArgsConstructor
+public class APIGatewayV2CustomAuthorizerEvent {
+
+    private String version;
+    private String type;
+    private String routeArn;
+    private List<String> identitySource;
+    private String routeKey;
+    private String rawPath;
+    private String rawQueryString;
+    private List<String> cookies;
+    private Map<String, String> headers;
+    private Map<String, String> queryStringParameters;
+    private RequestContext requestContext;
+    private Map<String, String> pathParameters;
+    private Map<String, String> stageVariables;
+
+    @Data
+    @Builder(setterPrefix = "with")
+    @NoArgsConstructor
+    @AllArgsConstructor
+    public static class RequestContext {
+
+        private static DateTimeFormatter fmt = DateTimeFormat.forPattern("dd/MMM/yyyy:HH:mm:ss Z");
+
+        private String accountId;
+        private String apiId;
+        private String domainName;
+        private String domainPrefix;
+        private Http http;
+        private String requestId;
+        private String routeKey;
+        private String stage;
+        private String time;
+        private long timeEpoch;
+
+        public Instant getTimeEpoch() {
+            return Instant.ofEpochMilli(timeEpoch);
+        }
+
+        public DateTime getTime() {
+            return fmt.parseDateTime(time);
+        }
+    }
+
+    @AllArgsConstructor
+    @Builder(setterPrefix = "with")
+    @Data
+    @NoArgsConstructor
+    public static class Http {
+
+        private String method;
+        private String path;
+        private String protocol;
+        private String sourceIp;
+        private String userAgent;
+    }
+}

aws-lambda-java-events/src/main/java/com/amazonaws/services/lambda/runtime/events/SimpleIAMPolicyResponse.java

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+package com.amazonaws.services.lambda.runtime.events;
+
+import lombok.AllArgsConstructor;
+import lombok.Builder;
+import lombok.Data;
+import lombok.NoArgsConstructor;
+
+import java.util.Map;
+
+/**
+ * The simplified IAM Policy response object as described in https://docs.aws.amazon.com/apigateway/latest/developerguide/http-api-lambda-authorizer.html
+ *
+ */
+
+@Data
+@Builder(setterPrefix = "with")
+@NoArgsConstructor
+@AllArgsConstructor
+public class SimpleIAMPolicyResponse {
+
+    private boolean isAuthorized;
+    private Map<String, String> context;
+}

aws-lambda-java-events/src/test/java/com/amazonaws/services/lambda/runtime/events/APIGatewayV2CustomAuthorizerEventTest.java

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+package com.amazonaws.services.lambda.runtime.events;
+
+import org.junit.jupiter.api.Test;
+
+import java.time.Instant;
+
+import static org.junit.jupiter.api.Assertions.assertEquals;
+import static org.junit.jupiter.api.Assertions.assertNotNull;
+
+public class APIGatewayV2CustomAuthorizerEventTest {
+
+    private static final long TIME_EPOCH = 1601306426515L;
+    private static final String TIME = "28/Sep/2020:15:14:43 +0000";
+
+    @Test
+    public void testEpochLongAsAnInstant() {
+        APIGatewayV2CustomAuthorizerEvent customAuthorizerEvent = APIGatewayV2CustomAuthorizerEvent.builder()
+                .withRequestContext(APIGatewayV2CustomAuthorizerEvent.RequestContext.builder()
+                        .withTimeEpoch(TIME_EPOCH)
+                        .build())
+                .build();
+
+        assertEquals(Instant.ofEpochMilli(1601306426515L), customAuthorizerEvent.getRequestContext().getTimeEpoch());
+    }
+
+    @Test
+    public void testTimeStringAsDateTime() {
+        APIGatewayV2CustomAuthorizerEvent customAuthorizerEvent = APIGatewayV2CustomAuthorizerEvent.builder()
+                .withRequestContext(APIGatewayV2CustomAuthorizerEvent.RequestContext.builder()
+                        .withTime(TIME)
+                        .build())
+                .build();
+
+        assertNotNull(customAuthorizerEvent.getRequestContext().getTime());
+    }
+}