JAVA-20211 Renamed modules (#13827)

* JAVA-20211 Renamed modules

* JAVA-20211 Renamed modules
This commit is contained in:
Dhawal Kapil
2023-04-15 10:01:14 +05:30
committed by GitHub
parent 70094d0d06
commit 15c2286dff
105 changed files with 34 additions and 35 deletions

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<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>lambda</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>lambda</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>aws-lambda-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-dynamodb</artifactId>
<version>${aws-java-sdk.version}</version>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-java-sdk-core</artifactId>
<version>${aws-java-sdk.version}</version>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-lambda-java-core</artifactId>
<version>${aws-lambda-java-core.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.amazonaws</groupId>
<artifactId>aws-lambda-java-events</artifactId>
<version>${aws-lambda-java-events.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>${gson.version}</version>
</dependency>
<dependency>
<groupId>commons-io</groupId>
<artifactId>commons-io</artifactId>
<version>${commons-io.version}</version>
</dependency>
<dependency>
<groupId>com.googlecode.json-simple</groupId>
<artifactId>json-simple</artifactId>
<version>${json-simple.version}</version>
<exclusions>
<!-- junit4 dependency is excluded as it should to be resolved from junit-vintage-engine -->
<!-- included in parent-modules. -->
<exclusion>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>${maven-shade-plugin.version}</version>
<configuration>
<createDependencyReducedPom>false</createDependencyReducedPom>
</configuration>
<executions>
<execution>
<phase>package</phase>
<goals>
<goal>shade</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
<properties>
<json-simple.version>1.1.1</json-simple.version>
<aws-lambda-java-events.version>3.11.0</aws-lambda-java-events.version>
<aws-lambda-java-core.version>1.2.1</aws-lambda-java-core.version>
<gson.version>2.8.2</gson.version>
</properties>
</project>

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AWSTemplateFormatVersion: '2010-09-09'
Transform: 'AWS::Serverless-2016-10-31'
Description: Baeldung Serverless Application Model Example with Implicit API Definition
Globals:
Api:
EndpointConfiguration: REGIONAL
Name: "TestAPI"
Resources:
PersonTable:
Type: AWS::Serverless::SimpleTable
Properties:
PrimaryKey:
Name: id
Type: Number
TableName: Person
StorePersonFunction:
Type: AWS::Serverless::Function
Properties:
Handler: com.baeldung.lambda.apigateway.APIDemoHandler::handleRequest
Runtime: java8
Timeout: 15
MemorySize: 512
CodeUri: ../target/aws-lambda-0.1.0-SNAPSHOT.jar
Policies:
- DynamoDBCrudPolicy:
TableName: !Ref PersonTable
Environment:
Variables:
TABLE_NAME: !Ref PersonTable
Events:
StoreApi:
Type: Api
Properties:
Path: /persons
Method: PUT
GetPersonByHTTPParamFunction:
Type: AWS::Serverless::Function
Properties:
Handler: com.baeldung.lambda.apigateway.APIDemoHandler::handleGetByParam
Runtime: java8
Timeout: 15
MemorySize: 512
CodeUri: ../target/aws-lambda-0.1.0-SNAPSHOT.jar
Policies:
- DynamoDBReadPolicy:
TableName: !Ref PersonTable
Environment:
Variables:
TABLE_NAME: !Ref PersonTable
Events:
GetByPathApi:
Type: Api
Properties:
Path: /persons/{id}
Method: GET
GetByQueryApi:
Type: Api
Properties:
Path: /persons
Method: GET

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AWSTemplateFormatVersion: '2010-09-09'
Transform: 'AWS::Serverless-2016-10-31'
Description: Baeldung Serverless Application Model Example with Inline Swagger API Definition
Resources:
PersonTable:
Type: AWS::Serverless::SimpleTable
Properties:
PrimaryKey:
Name: id
Type: Number
TableName: Person
StorePersonFunction:
Type: AWS::Serverless::Function
Properties:
Handler: com.baeldung.lambda.apigateway.APIDemoHandler::handleRequest
Runtime: java8
Timeout: 15
MemorySize: 512
CodeUri: ../target/aws-lambda-0.1.0-SNAPSHOT.jar
Policies:
- DynamoDBCrudPolicy:
TableName: !Ref PersonTable
Environment:
Variables:
TABLE_NAME: !Ref PersonTable
Events:
StoreApi:
Type: Api
Properties:
Path: /persons
Method: PUT
RestApiId:
Ref: MyApi
GetPersonByHTTPParamFunction:
Type: AWS::Serverless::Function
Properties:
Handler: com.baeldung.lambda.apigateway.APIDemoHandler::handleGetByParam
Runtime: java8
Timeout: 15
MemorySize: 512
CodeUri: ../target/aws-lambda-0.1.0-SNAPSHOT.jar
Policies:
- DynamoDBReadPolicy:
TableName: !Ref PersonTable
Environment:
Variables:
TABLE_NAME: !Ref PersonTable
Events:
GetByPathApi:
Type: Api
Properties:
Path: /persons/{id}
Method: GET
RestApiId:
Ref: MyApi
GetByQueryApi:
Type: Api
Properties:
Path: /persons
Method: GET
RestApiId:
Ref: MyApi
MyApi:
Type: AWS::Serverless::Api
Properties:
StageName: test
EndpointConfiguration: REGIONAL
DefinitionBody:
swagger: "2.0"
info:
title: "TestAPI"
paths:
/persons:
get:
parameters:
- name: "id"
in: "query"
required: true
type: "string"
x-amazon-apigateway-request-validator: "Validate query string parameters and\
\ headers"
x-amazon-apigateway-integration:
uri:
Fn::Sub: arn:aws:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${GetPersonByHTTPParamFunction.Arn}/invocations
responses: {}
httpMethod: "POST"
type: "aws_proxy"
put:
x-amazon-apigateway-integration:
uri:
Fn::Sub: arn:aws:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${StorePersonFunction.Arn}/invocations
responses: {}
httpMethod: "POST"
type: "aws_proxy"
/persons/{id}:
get:
parameters:
- name: "id"
in: "path"
required: true
type: "string"
responses: {}
x-amazon-apigateway-integration:
uri:
Fn::Sub: arn:aws:apigateway:${AWS::Region}:lambda:path/2015-03-31/functions/${GetPersonByHTTPParamFunction.Arn}/invocations
responses: {}
httpMethod: "POST"
type: "aws_proxy"
x-amazon-apigateway-request-validators:
Validate query string parameters and headers:
validateRequestParameters: true
validateRequestBody: false

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package com.baeldung.lambda;
import com.amazonaws.services.lambda.runtime.Context;
public class LambdaMethodHandler {
public String handleRequest(String input, Context context) {
context.getLogger().log("Input: " + input);
return "Hello World - " + input;
}
}

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package com.baeldung.lambda;
import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestHandler;
public class LambdaRequestHandler implements RequestHandler<String, String> {
public String handleRequest(String input, Context context) {
context.getLogger().log("Input: " + input);
return "Hello World - " + input;
}
}

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package com.baeldung.lambda;
import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestStreamHandler;
import org.apache.commons.io.IOUtils;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class LambdaRequestStreamHandler implements RequestStreamHandler {
public void handleRequest(InputStream inputStream, OutputStream outputStream, Context context) throws IOException {
String input = IOUtils.toString(inputStream, "UTF-8");
outputStream.write(("Hello World - " + input).getBytes());
}
}

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package com.baeldung.lambda.apigateway;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDB;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDBClientBuilder;
import com.amazonaws.services.dynamodbv2.document.*;
import com.amazonaws.services.dynamodbv2.document.spec.PutItemSpec;
import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestStreamHandler;
import com.baeldung.lambda.apigateway.model.Person;
import org.json.simple.JSONObject;
import org.json.simple.parser.JSONParser;
import org.json.simple.parser.ParseException;
import java.io.*;
public class APIDemoHandler implements RequestStreamHandler {
private JSONParser parser = new JSONParser();
private static final String DYNAMODB_TABLE_NAME = System.getenv("TABLE_NAME");
@Override
public void handleRequest(InputStream inputStream, OutputStream outputStream, Context context) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
JSONObject responseJson = new JSONObject();
AmazonDynamoDB client = AmazonDynamoDBClientBuilder.defaultClient();
DynamoDB dynamoDb = new DynamoDB(client);
try {
JSONObject event = (JSONObject) parser.parse(reader);
if (event.get("body") != null) {
Person person = new Person((String) event.get("body"));
dynamoDb.getTable(DYNAMODB_TABLE_NAME)
.putItem(new PutItemSpec().withItem(new Item().withNumber("id", person.getId())
.withString("name", person.getName())));
}
JSONObject responseBody = new JSONObject();
responseBody.put("message", "New item created");
JSONObject headerJson = new JSONObject();
headerJson.put("x-custom-header", "my custom header value");
responseJson.put("statusCode", 200);
responseJson.put("headers", headerJson);
responseJson.put("body", responseBody.toString());
} catch (ParseException pex) {
responseJson.put("statusCode", 400);
responseJson.put("exception", pex);
}
OutputStreamWriter writer = new OutputStreamWriter(outputStream, "UTF-8");
writer.write(responseJson.toString());
writer.close();
}
public void handleGetByParam(InputStream inputStream, OutputStream outputStream, Context context) throws IOException {
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
JSONObject responseJson = new JSONObject();
AmazonDynamoDB client = AmazonDynamoDBClientBuilder.defaultClient();
DynamoDB dynamoDb = new DynamoDB(client);
Item result = null;
try {
JSONObject event = (JSONObject) parser.parse(reader);
JSONObject responseBody = new JSONObject();
if (event.get("pathParameters") != null) {
JSONObject pps = (JSONObject) event.get("pathParameters");
if (pps.get("id") != null) {
int id = Integer.parseInt((String) pps.get("id"));
result = dynamoDb.getTable(DYNAMODB_TABLE_NAME)
.getItem("id", id);
}
} else if (event.get("queryStringParameters") != null) {
JSONObject qps = (JSONObject) event.get("queryStringParameters");
if (qps.get("id") != null) {
int id = Integer.parseInt((String) qps.get("id"));
result = dynamoDb.getTable(DYNAMODB_TABLE_NAME)
.getItem("id", id);
}
}
if (result != null) {
Person person = new Person(result.toJSON());
responseBody.put("Person", person);
responseJson.put("statusCode", 200);
} else {
responseBody.put("message", "No item found");
responseJson.put("statusCode", 404);
}
JSONObject headerJson = new JSONObject();
headerJson.put("x-custom-header", "my custom header value");
responseJson.put("headers", headerJson);
responseJson.put("body", responseBody.toString());
} catch (ParseException pex) {
responseJson.put("statusCode", 400);
responseJson.put("exception", pex);
}
OutputStreamWriter writer = new OutputStreamWriter(outputStream, "UTF-8");
writer.write(responseJson.toString());
writer.close();
}
}

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package com.baeldung.lambda.apigateway.model;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
public class Person {
private int id;
private String name;
public Person(String json) {
Gson gson = new Gson();
Person request = gson.fromJson(json, Person.class);
this.id = request.getId();
this.name = request.getName();
}
public String toString() {
final Gson gson = new GsonBuilder().setPrettyPrinting().create();
return gson.toJson(this);
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
}

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package com.baeldung.lambda.dynamodb;
import java.util.HashMap;
import java.util.Map;
import com.amazonaws.regions.Regions;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDB;
import com.amazonaws.services.dynamodbv2.AmazonDynamoDBClientBuilder;
import com.amazonaws.services.dynamodbv2.model.AttributeValue;
import com.amazonaws.services.dynamodbv2.model.ConditionalCheckFailedException;
import com.amazonaws.services.lambda.runtime.Context;
import com.amazonaws.services.lambda.runtime.RequestHandler;
import com.baeldung.lambda.dynamodb.bean.PersonRequest;
import com.baeldung.lambda.dynamodb.bean.PersonResponse;
public class SavePersonHandler implements RequestHandler<PersonRequest, PersonResponse> {
private AmazonDynamoDB amazonDynamoDB;
private String DYNAMODB_TABLE_NAME = "Person";
private Regions REGION = Regions.US_WEST_2;
public PersonResponse handleRequest(PersonRequest personRequest, Context context) {
this.initDynamoDbClient();
persistData(personRequest);
PersonResponse personResponse = new PersonResponse();
personResponse.setMessage("Saved Successfully!!!");
return personResponse;
}
private void persistData(PersonRequest personRequest) throws ConditionalCheckFailedException {
Map<String, AttributeValue> attributesMap = new HashMap<>();
attributesMap.put("id", new AttributeValue(String.valueOf(personRequest.getId())));
attributesMap.put("firstName", new AttributeValue(personRequest.getFirstName()));
attributesMap.put("lastName", new AttributeValue(personRequest.getLastName()));
attributesMap.put("age", new AttributeValue(String.valueOf(personRequest.getAge())));
attributesMap.put("address", new AttributeValue(personRequest.getAddress()));
amazonDynamoDB.putItem(DYNAMODB_TABLE_NAME, attributesMap);
}
private void initDynamoDbClient() {
this.amazonDynamoDB = AmazonDynamoDBClientBuilder.standard()
.withRegion(REGION)
.build();
}
}

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package com.baeldung.lambda.dynamodb.bean;
import com.google.gson.Gson;
import com.google.gson.GsonBuilder;
public class PersonRequest {
private int id;
private String firstName;
private String lastName;
private int age;
private String address;
public static void main(String[] args) {
PersonRequest personRequest = new PersonRequest();
personRequest.setId(1);
personRequest.setFirstName("John");
personRequest.setLastName("Doe");
personRequest.setAge(30);
personRequest.setAddress("United States");
System.out.println(personRequest);
}
public String toString() {
final Gson gson = new GsonBuilder().setPrettyPrinting().create();
return gson.toJson(this);
}
public int getId() {
return id;
}
public void setId(int id) {
this.id = id;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public String getAddress() {
return address;
}
public void setAddress(String address) {
this.address = address;
}
}

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package com.baeldung.lambda.dynamodb.bean;
import com.google.gson.Gson;
public class PersonResponse {
private String message;
public String toString() {
final Gson gson = new Gson();
return gson.toJson(this);
}
public String getMessage() {
return message;
}
public void setMessage(String message) {
this.message = message;
}
}

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<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n
</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>