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35 changes: 35 additions & 0 deletions
35
src/main/java/ch/zhaw/gpi/twitterreview/delegates/GetUserInformationDelegate.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,35 @@ | ||
| package ch.zhaw.gpi.twitterreview.delegates; | ||
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| import ch.zhaw.gpi.twitterreview.resources.User; | ||
| import ch.zhaw.gpi.twitterreview.services.UserService; | ||
| import javax.inject.Named; | ||
| import org.camunda.bpm.engine.delegate.BpmnError; | ||
| import org.camunda.bpm.engine.delegate.DelegateExecution; | ||
| import org.camunda.bpm.engine.delegate.JavaDelegate; | ||
| import org.springframework.beans.factory.annotation.Autowired; | ||
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| /** | ||
| * | ||
| * @author scep | ||
| */ | ||
| @Named(value = "getUserInformationAdapter") | ||
| public class GetUserInformationDelegate implements JavaDelegate { | ||
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| @Autowired | ||
| private UserService userService; | ||
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| @Override | ||
| public void execute(DelegateExecution execution) throws Exception { | ||
| String anfrageStellenderBenutzer = (String) execution.getVariable("anfrageStellenderBenutzer"); | ||
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| User user = userService.getUser(anfrageStellenderBenutzer); | ||
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| if(user == null){ | ||
| throw new BpmnError("UserNotFound", "Kein Benutzer " + anfrageStellenderBenutzer + " gefunden"); | ||
| } | ||
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| execution.setVariable("firstName", user.getFirstName()); | ||
| execution.setVariable("email", user.geteMail()); | ||
| } | ||
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| } |
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28 changes: 28 additions & 0 deletions
28
src/main/java/ch/zhaw/gpi/twitterreview/resources/User.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,28 @@ | ||
| package ch.zhaw.gpi.twitterreview.resources; | ||
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| /** | ||
| * | ||
| * @author scep | ||
| */ | ||
| public class User { | ||
| private String firstName; | ||
| private String eMail; | ||
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| public String getFirstName() { | ||
| return firstName; | ||
| } | ||
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| public void setFirstName(String firstName) { | ||
| this.firstName = firstName; | ||
| } | ||
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| public String geteMail() { | ||
| return eMail; | ||
| } | ||
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| public void seteMail(String eMail) { | ||
| this.eMail = eMail; | ||
| } | ||
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| } |
38 changes: 38 additions & 0 deletions
38
src/main/java/ch/zhaw/gpi/twitterreview/services/UserService.java
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,38 @@ | ||
| package ch.zhaw.gpi.twitterreview.services; | ||
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| import ch.zhaw.gpi.twitterreview.resources.User; | ||
| import org.springframework.beans.factory.annotation.Value; | ||
| import org.springframework.http.HttpStatus; | ||
| import org.springframework.stereotype.Component; | ||
| import org.springframework.web.client.HttpClientErrorException; | ||
| import org.springframework.web.client.RestTemplate; | ||
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| /** | ||
| * | ||
| * @author scep | ||
| */ | ||
| @Component | ||
| public class UserService { | ||
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| private final RestTemplate restTemplate; | ||
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| @Value(value = "${userservice.endpoint}") | ||
| private String userServiceEndpoint; | ||
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| public UserService(){ | ||
| restTemplate = new RestTemplate(); | ||
| } | ||
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| public User getUser(String userName){ | ||
| try{ | ||
| User user = restTemplate.getForObject(userServiceEndpoint + "/users/{userName}", User.class, userName); | ||
| return user; | ||
| } catch(HttpClientErrorException httpClientErrorException){ | ||
| if(httpClientErrorException.getStatusCode() == HttpStatus.NOT_FOUND){ | ||
| return null; | ||
| } else { | ||
| throw httpClientErrorException; | ||
| } | ||
| } | ||
| } | ||
| } |
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