PAN-60 Created an example UserService

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/AccountDto.java

@@ -22,10 +22,30 @@ import java.util.Date;
 public class AccountDto extends BaseDto implements Serializable {
     @NotBlank(groups = Insert.class, message = "A username must be specified") @Size(max = 50) private String username;
     @NotBlank(groups = Insert.class, message = "A password must be specified") @Size(max = 256) private String password;
-    @NotNull @JsonProperty("administrator_status") private boolean administratorStatus;
+    @NotNull private boolean administratorStatus;
-    @Temporal(TemporalType.DATE) @JsonProperty("last_login") private Date lastLogin;
+    @Temporal(TemporalType.DATE) private Date lastLogin;
 
-    public static final long serialVersionUID = 7095627971593953734L;
+    private static final long serialVersionUID = 7095627971593953734L;
+
+    @JsonProperty("administrator_status")
+    public boolean getAdministratorStatus() {
+        return administratorStatus;
+    }
+
+    @JsonProperty("administrator_status")
+    public void setAdministratorStatus(final boolean administratorStatus) {
+        this.administratorStatus = administratorStatus;
+    }
+
+    @JsonProperty("last_login")
+    public Date getLastLogin() {
+        return lastLogin;
+    }
+
+    @JsonProperty("last_login")
+    public void setLastLogin(final Date lastLogin) {
+        this.lastLogin = lastLogin;
+    }
 
     public interface Insert {}
 }

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/BaseDto.java

@@ -36,5 +36,5 @@ public class BaseDto implements Serializable {
     @Version
     private Integer version;
 
-    public static final long serialVersionUID = -1686252381978213945L;
+    private static final long serialVersionUID = -1686252381978213945L;
 }

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/Definition.java

@@ -13,5 +13,5 @@ import java.util.List;
 public class Definition implements Serializable {
     private List<String> definitions;
 
-    public static final long serialVersionUID = -2208496232532214840L;
+    private static final long serialVersionUID = -2208496232532214840L;
 }

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/DefinitionDto.java

@@ -28,7 +28,7 @@ public class DefinitionDto extends BaseDto implements Serializable {
 
     @Type(type = "json") @Column(columnDefinition = "jsonb") private Notation notation;
 
-    public static final long serialVersionUID = -5314619286352932857L;
+    private static final long serialVersionUID = -5314619286352932857L;
 
     public interface Insert {}
 }

persistence/src/main/java/edu/msudenver/tsp/persistence/dto/Notation.java

@@ -12,5 +12,5 @@ import java.util.List;
 @ToString
 public class Notation implements Serializable {
     private List<String> notations;
-    public static final long serialVersionUID = 2301438318932336121L;
+    private static final long serialVersionUID = 2301438318932336121L;
 }

services/src/main/java/edu/msudenver/tsp/services/UserService.java

@@ -0,0 +1,57 @@
+package edu.msudenver.tsp.services;
+
+import com.google.gson.GsonBuilder;
+import com.google.gson.reflect.TypeToken;
+import edu.msudenver.tsp.services.dto.Account;
+import lombok.extern.slf4j.Slf4j;
+import org.springframework.beans.factory.annotation.Autowired;
+import org.springframework.beans.factory.annotation.Value;
+import org.springframework.stereotype.Service;
+
+import java.time.Duration;
+import java.time.Instant;
+import java.util.Optional;
+
+@Slf4j
+@Service
+public class UserService {
+    private final RestService restService;
+    @Value("${persistence.api.connection.timeout.milliseconds}") private int connectionTimeoutMilliseconds;
+    @Value("${persistence.api.socket.timeout.milliseconds}") private int socketTimeoutMilliseconds;
+    @Value("${persistence.api.base.url}") private String persistenceApiBaseUrl;
+
+    @Autowired
+    public UserService(final RestService restService) {
+        this.restService = restService;
+    }
+
+    public Optional<Account> createNewAccount(final Account account) {
+        if (account == null) {
+            LOG.error("Given null account, returning {}");
+            return Optional.empty();
+        }
+        final Instant start = Instant.now();
+
+        try {
+            final TypeToken<Account> typeToken = new TypeToken<Account>() {};
+            final Optional<Account> persistenceApiResponse = restService.post(persistenceApiBaseUrl + "/accounts/",
+                    new GsonBuilder().create().toJson(account),
+                    typeToken,
+                    connectionTimeoutMilliseconds,
+                    socketTimeoutMilliseconds);
+
+            if (persistenceApiResponse.isPresent()) {
+                LOG.info("Returning {}", persistenceApiResponse.get());
+            } else {
+                LOG.info("Unable to create new account {}", account.toString());
+            }
+
+            return persistenceApiResponse;
+        } catch (final Exception e) {
+            LOG.error("Error creating new account {}", e);
+            return Optional.empty();
+        } finally {
+            LOG.info("Create new account request took {} ms", Duration.between(start, Instant.now()).toMillis());
+        }
+    }
+}

services/src/main/java/edu/msudenver/tsp/services/dto/Account.java

@@ -0,0 +1,22 @@
+package edu.msudenver.tsp.services.dto;
+
+import com.google.gson.annotations.SerializedName;
+import edu.msudenver.tsp.persistence.dto.AccountDto;
+
+import javax.persistence.Temporal;
+import javax.persistence.TemporalType;
+import javax.validation.constraints.NotBlank;
+import javax.validation.constraints.NotNull;
+import javax.validation.constraints.Size;
+import java.io.Serializable;
+import java.util.Date;
+
+public class Account extends BaseDto implements Serializable {
+    @NotBlank(groups = AccountDto.Insert.class, message = "A username must be specified") @Size(max = 50) private String username;
+    @NotBlank(groups = AccountDto.Insert.class, message = "A password must be specified") @Size(max = 256) private String password;
+    @NotNull @SerializedName("administrator_status") private boolean administratorStatus;
+    @Temporal(TemporalType.DATE) @SerializedName("last_login") private Date lastLogin;
+
+    private static final long serialVersionUID = 7095627971593953734L;
+
+}

services/src/main/java/edu/msudenver/tsp/services/dto/BaseDto.java

@@ -0,0 +1,13 @@
+package edu.msudenver.tsp.services.dto;
+
+import lombok.Data;
+
+import java.io.Serializable;
+
+@Data
+public class BaseDto implements Serializable {
+    private int id;
+    private Integer version;
+
+    private static final long serialVersionUID = 5343705942114910963L;
+}

services/src/main/resources/application.properties

@@ -0,0 +1,3 @@
+persistence.api.connection.timeout.milliseconds = 5000
+persistence.api.socket.timeout.milliseconds = 10000
+persistence.api.base.url = http://localhost:8090/