com.authy.api.Instance Maven / Gradle / Ivy

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package com.authy.api;

import java.io.StringReader;

import javax.xml.bind.JAXBContext;
import javax.xml.bind.JAXBException;
import javax.xml.bind.Unmarshaller;
import javax.xml.transform.stream.StreamSource;

/**
 * Generic class to instance a response from the API
 *
 * @author Julian Camargo
 */

public class Instance {
    int status;
    String content;
    String message;
    Error error;

    public Instance() {
        content = "";
    }

    public Instance(int status, String content) {
        this.status = status;
        this.content = content;
    }

    public Instance(int status, String content, String message) {
        this.status = status;
        this.content = content;
        this.message = message;
    }

    /**
     * Check if this is instance is correct. (i.e No error occurred)
     *
     * @return true if no error occurred else false.
     */
    public boolean isOk() {
        return status == 200;
    }

    /**
     * Return an Error object with the error that have occurred or null.
     *
     * @return an Error object
     */
    public Error getError() {
        if (isOk()) {
            return error;
        }

        try {
            JAXBContext context = JAXBContext.newInstance(Error.class);
            Unmarshaller unmarshaller = context.createUnmarshaller();

            StringReader xml = new StringReader(content);
            if (!content.isEmpty()) {
                error = (Error) unmarshaller.unmarshal(new StreamSource(xml));
            }
        } catch (JAXBException e) {
            error = new Error();
            error.setMessage("Unable to parse response");
            return error;
        }

        return error;
    }

    /**
     * Set an Error object.
     */
    public void setError(Error error) {
        this.error = error;
    }

    public int getStatus() {
        return this.status;
    }

    public void setStatus(int status) {
        this.status = status;
    }
}