[英]Getting HTTP Status 415 - Unsupported Media Type with Jersey
以下是我的POJO課程
public class Credentials {
private int cred_id;
private String cred_user_name;
private String cred_password;
private String cred_token;
public Credentials(int cred_id, String cred_user_name,
String cred_password, String cred_token) {
this.cred_id = cred_id;
this.cred_user_name = cred_user_name;
this.cred_password = cred_password;
this.cred_token = cred_token;
}
public int getCred_id() {
return cred_id;
}
public void setCred_id(int cred_id) {
this.cred_id = cred_id;
}
public String getCred_user_name() {
return cred_user_name;
}
public void setCred_user_name(String cred_user_name) {
this.cred_user_name = cred_user_name;
}
public String getCred_password() {
return cred_password;
}
public void setCred_password(String cred_password) {
this.cred_password = cred_password;
}
public String getCred_token() {
return cred_token;
}
public void setCred_token(String cred_token) {
this.cred_token = cred_token;
}
}
下面是我的資源類
public class ValidateUser {
@POST
@Produces(MediaType.APPLICATION_JSON)
@Consumes(MediaType.APPLICATION_JSON)
public String validateUser(Credentials credentials) {
System.out.println("Going to validate the user" + credentials);
String username = credentials.getCred_user_name();
String password = credentials.getCred_password();
CredentialsAccessor ca = new CredentialsAccessor();
long count = 0;
count = ca.authenticateUser(username, password);
if (count > 0) {
JSONObject jObject = new JSONObject();
try {
jObject.put("valid", "true");
return jObject.toString();
} catch (JSONException e) {
e.printStackTrace();
return "{'valid':'error'}";
}
} else {
JSONObject jObject = new JSONObject();
try {
jObject.put("valid", "false");
return jObject.toString();
} catch (JSONException e) {
e.printStackTrace();
return "{'valid':'error'}";
}
}
}
}
我確保在RESTClient中我將內容類型指定為Content-Type:application / json
下面是我的web.xml
但即使這樣,我也會收到錯誤“ 獲取HTTP狀態415 - 不支持的媒體 ”
你能成像嗎,我哪里出錯了?
我看到你有MOXy。 但是MOXy只知道如何處理用@XmlRootElement
注釋的類。 這就是415的原因:Jersey無法找到MessageBodyReader
來處理這種類型。
在Credentials
類之上添加@XmlRootElement
后,您將收到另一個錯誤,因為MOXy無法將JSON實際反序列化為您的Credentials
。 原因是沒有默認(no-arg)構造函數。 所以補充說,我認為你應該做得好。
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