Merge remote-tracking branch 'Baeldung/master' into active_mq

# Conflicts: # .gitignore # LICENSE # README.md # core-java-modules/README.md # core-java-modules/core-java-11/README.md # core-java-modules/core-java-11/pom.xml # core-java-modules/core-java-8/README.md # core-java-modules/core-java-8/pom.xml # core-java-modules/core-java-8/src/main/resources/logback.xml # core-java-modules/core-java-annotations/README.md # core-java-modules/core-java-annotations/pom.xml # core-java-modules/core-java-collections-2/README.md # core-java-modules/core-java-collections-2/pom.xml # core-java-modules/core-java-collections-3/README.md # core-java-modules/core-java-collections-3/pom.xml # core-java-modules/core-java-collections-conversions-2/README.md # core-java-modules/core-java-collections-conversions-2/pom.xml # core-java-modules/core-java-collections-conversions/README.md # core-java-modules/core-java-collections-conversions/pom.xml # core-java-modules/core-java-collections-list/README.md # core-java-modules/core-java-collections-list/pom.xml # core-java-modules/core-java-collections/pom.xml # core-java-modules/core-java-datetime-conversion/README.md # core-java-modules/core-java-datetime-conversion/pom.xml # core-java-modules/core-java-datetime-conversion/src/test/java/com/baeldung/datetime/ConvertInstantToTimestampUnitTest.java # core-java-modules/core-java-io-2/pom.xml # core-java-modules/core-java-io/README.md # core-java-modules/core-java-io/pom.xml # core-java-modules/core-java-io/src/test/resources/fileTest.txt # core-java-modules/core-java-io/src/test/resources/sampleTextFile.txt # core-java-modules/core-java-lambdas/README.md # core-java-modules/core-java-lambdas/pom.xml # core-java-modules/core-java-serialization/pom.xml # core-java-modules/core-java-streams/README.md # core-java-modules/core-java-streams/pom.xml # core-java-modules/core-java-strings/README.md # core-java-modules/core-java-strings/pom.xml # core-java-modules/core-java-strings/src/test/resources/stringtoolong.txt # core-java-modules/core-java-uuid/README.md # core-java-modules/core-java-uuid/pom.xml # core-java-modules/pom.xml # image-processing/README.md # image-processing/pom.xml # image-processing/src/main/java/com/baeldung/imageprocessing/addingtext/AddText.java # image-processing/src/main/java/com/baeldung/imageprocessing/opencv/CameraStream.java # jackson-modules/jackson-annotations/README.md # jackson-modules/jackson-annotations/pom.xml # jackson-modules/jackson-conversions-2/README.md # jackson-modules/jackson-conversions-2/pom.xml # jackson-modules/jackson-conversions/README.md # jackson-modules/jackson-conversions/pom.xml # jackson-modules/jackson-custom-conversions/README.md # jackson-modules/jackson-custom-conversions/pom.xml # jackson-modules/jackson-custom-conversions/src/test/java/com/baeldung/defaultserializercustomserializer/CallingDefaultSerializerUnitTest.java # jackson-modules/jackson-custom-conversions/src/test/java/com/baeldung/deserialization/CustomDeserializationUnitTest.java # jackson-modules/jackson-exceptions/README.md # jackson-modules/jackson-exceptions/pom.xml # jackson-modules/jackson-exceptions/src/test/java/com/baeldung/exceptions/JacksonExceptionsUnitTest.java # jackson-modules/jackson-exceptions/src/test/java/com/baeldung/mappingexception/JacksonMappingExceptionUnitTest.java # jackson-modules/pom.xml # parent-boot-1/pom.xml # parent-boot-2/pom.xml # parent-boot-3/pom.xml # patterns-modules/design-patterns-architectural/pom.xml # patterns-modules/design-patterns-architectural/src/main/java/com/baeldung/repositoryvsdaopattern/UserDaoImpl.java # patterns-modules/design-patterns-behavioral-2/README.md # patterns-modules/design-patterns-behavioral-2/pom.xml # patterns-modules/design-patterns-creational-2/README.md # patterns-modules/design-patterns-creational-2/pom.xml # patterns-modules/design-patterns-singleton/README.md # patterns-modules/design-patterns-structural/src/main/resources/log4jstructuraldp.properties # patterns-modules/enterprise-patterns/pom.xml # patterns-modules/intercepting-filter/pom.xml # patterns-modules/pom.xml # persistence-modules/activejdbc/pom.xml # persistence-modules/hibernate5/README.md # persistence-modules/hibernate5/pom.xml # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/interceptors/CustomInterceptor.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/interceptors/entity/User.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/namingstrategy/CustomPhysicalNamingStrategy.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/persistjson/Customer.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/persistjson/HashMapConverter.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/pojo/OrderEntryIdClass.java # persistence-modules/hibernate5/src/main/java/com/baeldung/hibernate/pojo/OrderEntryPK.java # persistence-modules/hibernate5/src/test/java/com/baeldung/hibernate/IdentifiersIntegrationTest.java # persistence-modules/hibernate5/src/test/java/com/baeldung/hibernate/bootstrap/BootstrapAPIIntegrationTest.java # persistence-modules/hibernate5/src/test/java/com/baeldung/hibernate/proxy/HibernateProxyUnitTest.java # persistence-modules/hibernate5/src/test/resources/hibernate-interceptors.properties # persistence-modules/hibernate5/src/test/resources/hibernate-lifecycle.properties # persistence-modules/hibernate5/src/test/resources/hibernate-namingstrategy.properties # persistence-modules/hibernate5/src/test/resources/hibernate-persistjson.properties # persistence-modules/hibernate5/src/test/resources/hibernate.properties # persistence-modules/pom.xml # persistence-modules/spring-data-jpa-crud/pom.xml # persistence-modules/spring-data-jpa-crud/src/main/java/com/baeldung/repository/FruitRepository.java # persistence-modules/spring-data-jpa-repo-2/README.md # persistence-modules/spring-data-jpa-repo-2/pom.xml # persistence-modules/spring-data-jpa-repo-2/src/main/java/com/baeldung/spring/data/persistence/customrepository/model/User.java # persistence-modules/spring-data-jpa-repo-2/src/main/java/com/baeldung/spring/data/persistence/customrepository/repository/CustomUserRepositoryImpl.java # persistence-modules/spring-data-jpa-repo-2/src/main/java/com/baeldung/spring/data/persistence/saveperformance/Book.java # persistence-modules/spring-data-jpa-repo-2/src/main/resources/application.properties # persistence-modules/spring-data-mongodb-reactive/pom.xml # persistence-modules/spring-data-redis/README.md # persistence-modules/spring-data-redis/pom.xml # persistence-modules/spring-data-redis/src/main/java/com/baeldung/spring/data/reactive/redis/config/RedisConfig.java # persistence-modules/spring-data-redis/src/main/java/com/baeldung/spring/data/redis/config/RedisConfig.java # persistence-modules/spring-data-redis/src/main/java/com/baeldung/spring/data/redis/model/Student.java # persistence-modules/spring-data-redis/src/main/java/com/baeldung/spring/data/redis/queue/RedisMessageSubscriber.java # persistence-modules/spring-data-redis/src/test/java/com/baeldung/spring/data/reactive/redis/template/RedisKeyCommandsManualTest.java # persistence-modules/spring-data-redis/src/test/java/com/baeldung/spring/data/reactive/redis/template/RedisTemplateListOpsManualTest.java # persistence-modules/spring-data-redis/src/test/java/com/baeldung/spring/data/reactive/redis/template/RedisTemplateValueOpsManualTest.java # persistence-modules/spring-data-redis/src/test/java/com/baeldung/spring/data/redis/repo/StudentRepositoryManualTest.java # pom.xml # testing-modules/assertion-libraries/README.md # testing-modules/assertion-libraries/pom.xml # testing-modules/junit-5-basics/README.md # testing-modules/junit-5-basics/pom.xml # testing-modules/mockito-2/src/main/java/com/baeldung/nullmatcher/Helper.java # testing-modules/mockito-2/src/main/java/com/baeldung/nullmatcher/Main.java # testing-modules/mockito-2/src/main/java/com/baeldung/wantedbutnotinvocked/Helper.java # testing-modules/mockito-2/src/main/java/com/baeldung/wantedbutnotinvocked/Main.java # testing-modules/mockito-2/src/test/java/com/baeldung/nullmatcher/MainUnitTest.java # testing-modules/mockito-2/src/test/java/com/baeldung/wantedbutnotinvocked/MainUnitTest.java # testing-modules/pom.xml # testing-modules/spring-mockito/pom.xml # web-modules/dropwizard/pom.xml # web-modules/jakarta-ee/README.md # web-modules/jakarta-ee/pom.xml # web-modules/jakarta-ee/src/test/java/com/baeldung/eclipse/krazo/UserControllerUnitTest.java # web-modules/java-lite/pom.xml # web-modules/javax-servlets-2/README.md # web-modules/javax-servlets-2/pom.xml # web-modules/javax-servlets/pom.xml # web-modules/jee-7/pom.xml # web-modules/jooby/pom.xml # web-modules/ninja/pom.xml # web-modules/pom.xml # web-modules/ratpack/pom.xml # web-modules/resteasy/pom.xml # web-modules/restx/pom.xml # web-modules/spark-java/pom.xml # web-modules/vraptor/pom.xml # xml/README.md # xml/pom.xml # xml/src/main/resources/customer-binding.xml # xml/src/main/resources/sax/baeldung.xml # xml/src/test/resources/example_default_parser.xml # xml/src/test/resources/example_dom4j.xml # xml/src/test/resources/example_jaxb.xml # xml/src/test/resources/example_jaxen.xml # xml/src/test/resources/example_jdom.xml # xml/src/test/resources/example_stax.xml # xml/src/test/resources/sax/baeldung.xml # xml/src/test/resources/xml/websites.xml # xml/src/test/resources/xml/xee_attribute.xml
2024-04-30 12:23:19 -04:00
parent c18eb6d2ed 8cabe509a5
commit a51b7b55d9
27985 changed files with 1584039 additions and 0 deletions
@@ -0,0 +1,6 @@
+## Spark Java
+
+This module contains articles about Spark
+
+### Relevant Articles
+- [Building an API With the Spark Java Framework](https://www.baeldung.com/spark-framework-rest-api)
@@ -0,0 +1,13 @@
+package com.baeldung.sparkjava;
+
+import static spark.Spark.*;
+
+public class HelloWorldService {
+    public static void main(String[] args) {
+        get("/hello", (req, res) -> "Hello, Baeldung");
+
+        get("/hello/:name", (req, res) -> {
+            return "Hello: " + req.params(":name");
+        });
+    }
+}
@@ -0,0 +1,64 @@
+package com.baeldung.sparkjava;
+
+import static spark.Spark.delete;
+import static spark.Spark.get;
+import static spark.Spark.options;
+import static spark.Spark.post;
+import static spark.Spark.put;
+
+import com.google.gson.Gson;
+
+public class SparkRestExample {
+    public static void main(String[] args) {
+        final UserService userService = new UserServiceMapImpl();
+
+        post("/users", (request, response) -> {
+            response.type("application/json");
+
+            User user = new Gson().fromJson(request.body(), User.class);
+            userService.addUser(user);
+
+            return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS));
+        });
+
+        get("/users", (request, response) -> {
+            response.type("application/json");
+
+            return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS, new Gson().toJsonTree(userService.getUsers())));
+        });
+
+        get("/users/:id", (request, response) -> {
+            response.type("application/json");
+
+            return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS, new Gson().toJsonTree(userService.getUser(request.params(":id")))));
+        });
+
+        put("/users/:id", (request, response) -> {
+            response.type("application/json");
+
+            User toEdit = new Gson().fromJson(request.body(), User.class);
+            User editedUser = userService.editUser(toEdit);
+
+            if (editedUser != null) {
+                return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS, new Gson().toJsonTree(editedUser)));
+            } else {
+                return new Gson().toJson(new StandardResponse(StatusResponse.ERROR, new Gson().toJson("User not found or error in edit")));
+            }
+        });
+
+        delete("/users/:id", (request, response) -> {
+            response.type("application/json");
+
+            userService.deleteUser(request.params(":id"));
+            return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS, "user deleted"));
+        });
+
+        options("/users/:id", (request, response) -> {
+            response.type("application/json");
+
+            return new Gson().toJson(new StandardResponse(StatusResponse.SUCCESS, (userService.userExist(request.params(":id"))) ? "User exists" : "User does not exists"));
+        });
+
+    }
+
+}
@@ -0,0 +1,47 @@
+package com.baeldung.sparkjava;
+
+import com.google.gson.JsonElement;
+
+public class StandardResponse {
+    private StatusResponse status;
+    private String message;
+    private JsonElement data;
+
+    public StandardResponse(StatusResponse status) {
+        this.status = status;
+    }
+
+    public StandardResponse(StatusResponse status, String message) {
+        this.status = status;
+        this.message = message;
+    }
+
+    public StandardResponse(StatusResponse status, JsonElement data) {
+        this.status = status;
+        this.data = data;
+    }
+
+    public StatusResponse getStatus() {
+        return status;
+    }
+
+    public void setStatus(StatusResponse status) {
+        this.status = status;
+    }
+
+    public String getMessage() {
+        return message;
+    }
+
+    public void setMessage(String message) {
+        this.message = message;
+    }
+
+    public JsonElement getData() {
+        return data;
+    }
+
+    public void setData(JsonElement data) {
+        this.data = data;
+    }
+}
@@ -0,0 +1,16 @@
+package com.baeldung.sparkjava;
+
+public enum StatusResponse {
+    SUCCESS("Success"), ERROR("Error");
+
+    final private String status;
+
+    StatusResponse(String status) {
+        this.status = status;
+    }
+
+    public String getStatus() {
+        return status;
+    }
+
+}
@@ -0,0 +1,59 @@
+/*
+ * To change this license header, choose License Headers in Project Properties.
+ * To change this template file, choose Tools | Templates
+ * and open the template in the editor.
+ */
+package com.baeldung.sparkjava;
+
+class User {
+
+    private String id;
+    private String firstName;
+    private String lastName;
+    private String email;
+
+    public User(String id, String firstName, String lastName, String email) {
+        super();
+        this.id = id;
+        this.firstName = firstName;
+        this.lastName = lastName;
+        this.email = email;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public void setId(String 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 String getEmail() {
+        return email;
+    }
+
+    public void setEmail(String email) {
+        this.email = email;
+    }
+
+    @Override
+    public String toString() {
+        return new StringBuffer().append(getEmail()).toString();
+    }
+}
@@ -0,0 +1,13 @@
+package com.baeldung.sparkjava;
+
+public class UserException extends Exception {
+
+    public UserException() {
+        super();
+    }
+
+    public UserException(String message) {
+        super(message);
+    }
+
+}
@@ -0,0 +1,17 @@
+package com.baeldung.sparkjava;
+
+import java.util.Collection;
+
+public interface UserService {
+    public void addUser(User user);
+
+    public Collection<User> getUsers();
+
+    public User getUser(String id);
+
+    public User editUser(User user) throws UserException;
+
+    public void deleteUser(String id);
+
+    public boolean userExist(String id);
+}
@@ -0,0 +1,68 @@
+package com.baeldung.sparkjava;
+
+import java.util.Collection;
+import java.util.HashMap;
+
+public class UserServiceMapImpl implements UserService {
+    private HashMap<String, User> userMap;
+
+    public UserServiceMapImpl() {
+        userMap = new HashMap<>();
+    }
+
+    @Override
+    public void addUser(User user) {
+        userMap.put(user.getId(), user);
+    }
+
+    @Override
+    public Collection<User> getUsers() {
+        return userMap.values();
+    }
+
+    @Override
+    public User getUser(String id) {
+        return userMap.get(id);
+    }
+
+    @Override
+    public User editUser(User forEdit) throws UserException {
+        try {
+            if (forEdit.getId() == null)
+                throw new UserException("ID cannot be blank");
+
+            User toEdit = userMap.get(forEdit.getId());
+
+            if (toEdit == null)
+                throw new UserException("User not found");
+
+            if (forEdit.getEmail() != null) {
+                toEdit.setEmail(forEdit.getEmail());
+            }
+            if (forEdit.getFirstName() != null) {
+                toEdit.setFirstName(forEdit.getFirstName());
+            }
+            if (forEdit.getLastName() != null) {
+                toEdit.setLastName(forEdit.getLastName());
+            }
+            if (forEdit.getId() != null) {
+                toEdit.setId(forEdit.getId());
+            }
+
+            return toEdit;
+        } catch (Exception ex) {
+            throw new UserException(ex.getMessage());
+        }
+    }
+
+    @Override
+    public void deleteUser(String id) {
+        userMap.remove(id);
+    }
+
+    @Override
+    public boolean userExist(String id) {
+        return userMap.containsKey(id);
+    }
+
+}