Trying to consume GitHub API REST call for a user's list of emails with the following 2 classes:
import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import java.util.Objects;
/**
* {@link GitHubEmail} class represents a description of an email address (and additional info about
* that email address) as GitHub API stores it.
*/
@JsonIgnoreProperties(ignoreUnknown = true)
public class GitHubEmail {
/**
* Email address.
*/
private String email;
/**
* Primary flag; denotes if the email address is primary one user uses. This is the one to email
* to with the most confidence.
*/
private boolean primary;
/**
* Flag that denotes if the email address has been verified by the user process.
*/
private boolean verified;
/**
* If the email address is visible to the public, private, or no info (i.e., null)
*/
private GitHubEmailVisibility visiblity;
public String getEmail() {
return email;
}
public void setEmail(String email) {
this.email = email;
}
public boolean isPrimary() {
return primary;
}
public void setPrimary(boolean primary) {
this.primary = primary;
}
public boolean isVerified() {
return verified;
}
public void setVerified(boolean verified) {
this.verified = verified;
}
public GitHubEmailVisibility getVisiblity() {
return visiblity;
}
public void setVisiblity(GitHubEmailVisibility visiblity) {
this.visiblity = visiblity;
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
GitHubEmail that = (GitHubEmail) o;
return primary == that.primary &&
verified == that.verified &&
Objects.equals(email, that.email) &&
visiblity == that.visiblity;
}
@Override
public int hashCode() {
return Objects.hash(email, primary, verified, visiblity);
}
@Override
public String toString() {
return "GitHubEmail{" +
"email='" + email + '\'' +
", primary=" + primary +
", verified=" + verified +
", visiblity=" + visiblity +
'}';
}
}
And this is the GitHubEmailVisibility.java
:
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonValue;
/**
* GitHub email visibility options.
*/
public enum GitHubEmailVisibility {
PRIVATE,
PUBLIC;
@JsonValue
public String toJson() {
return name().toLowerCase();
}
@JsonCreator
public static GitHubEmailVisibility fromValue(String value) {
System.out.println("Is this ever even called?");
if ("private".equalsIgnoreCase(value)) {
return PRIVATE;
} else if ("public".equalsIgnoreCase(value)) {
return PUBLIC;
}
return null;
}
}
Using Spring's RestTemplate, I make the call:
GitHubEmail[] gitHubEmails = rest.getForObject("https://api.github.com/user/emails?access_token={oAuthToken}&type=all&per_page=1000&page=1",
GitHubEmail[].class, oAuthToken);
Arrays.stream(gitHubEmails).forEach(gitHubEmail -> logger.info("GitHub email: " + gitHubEmail));
However, the visibility
always comes back as null
even though the payload string clearly has values for at least one of the emails in the array that comes back.
Also, I see that my System.out.print
statement in the method with @JsonCreator
never gets called.
Here is the output of the following lines together (first one, serializing the response as simple string, just to verify that visibility
does get returned sometimes):
String emails = rest.getForObject("https://api.github.com/user/emails?access_token={oAuthToken}&type=all&per_page=1000&page=1",
String.class, oAuthToken);
logger.info("emails consumed as a string: " + emails);
GitHubEmail[] gitHubEmails = rest.getForObject("https://api.github.com/user/emails?access_token={oAuthToken}&type=all&per_page=1000&page=1",
GitHubEmail[].class, oAuthToken);
Arrays.stream(gitHubEmails).forEach(gitHubEmail -> logger.info("GitHub email: " + gitHubEmail));
Here is the server logs for those 2 sets of statements. As you can see, the string version has the first of 3 emails listed with visibility: private
. However, all 3 emails deserialized into Java objects have visibility
as null
:
2018-05-01 21:42:51.477 INFO 5828 --- [nio-8080-exec-6] j.p.w.controller.LoginSuccessController : emails consumed as a string: [{"email":"...","primary":true,"verified":true,"visibility":"private"},{"email":"...","primary":false,"verified":true,"visibility":null},{"email":"...","primary":false,"verified":true,"visibility":null}]
2018-05-01 21:42:51.524 INFO 5828 --- [nio-8080-exec-6] j.p.w.controller.LoginSuccessController : GitHub email: GitHubEmail{email='...', primary=true, verified=true, visiblity=null}
2018-05-01 21:42:51.524 INFO 5828 --- [nio-8080-exec-6] j.p.w.controller.LoginSuccessController : GitHub email: GitHubEmail{email='...', primary=false, verified=true, visiblity=null}
2018-05-01 21:42:51.524 INFO 5828 --- [nio-8080-exec-6] j.p.w.controller.LoginSuccessController : GitHub email: GitHubEmail{email='...', primary=false, verified=true, visiblity=null}
How do I get it to get deserialized into this Java POJO model?
I am using Spring Boot 2.0 and it looks like it depends on Jackson 2.9.4
I hosted a sample json at https://api.myjson.com/bins/1h6ngn
And used the same classes, it runs fine.
public static void main(String[] args) throws JsonProcessingException {
RestTemplate rest = new RestTemplate();
GitHubEmail[] gitHubEmails = rest.getForObject("https://api.myjson.com/bins/1h6ngn", GitHubEmail[].class);
Arrays.stream(gitHubEmails)
.forEach(gitHubEmail -> System.out.println(("GitHub email: " + gitHubEmail)));
}
Output
Is this ever even called?
Is this ever even called?
GitHub email: GitHubEmail{email='hemantsonu20@gmail.com', primary=false, verified=true, visiblity=PRIVATE}
GitHub email: GitHubEmail{email='another@gmail.com', primary=true, verified=false, visiblity=PUBLIC}
Just change your rest call
String gitHubEmails = rest.getForObject("https://api.github.com/user/emails?access_token={oAuthToken}&type=all&per_page=1000&page=1",
String.class, oAuthToken);
System.out.println(gitHubEmails);
Verify whether you are getting "visiblity" node in the json or not.
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