com.jslsolucoes.jax.rs.client.se.api.impl.DefaultJaxRsApiClientResponse Maven / Gradle / Ivy

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package com.jslsolucoes.jax.rs.client.se.api.impl;

import java.util.HashMap;
import java.util.Map;

import javax.ws.rs.core.Response;
import javax.ws.rs.core.Response.Status;

import org.apache.commons.lang3.StringUtils;

import com.jslsolucoes.jax.rs.client.se.JaxRsApiClientException;
import com.jslsolucoes.jax.rs.client.se.api.JaxRsApiClient;
import com.jslsolucoes.jax.rs.client.se.api.JaxRsApiClientResponse;

public class DefaultJaxRsApiClientResponse implements JaxRsApiClientResponse {

    private Response response;
    private Object entity;
    private JaxRsApiClient jaxRsApiClient;

    public DefaultJaxRsApiClientResponse(JaxRsApiClient jaxRsApiClient,Response response) {
	this.jaxRsApiClient = jaxRsApiClient;
	this.response = response;
    }

    @Override
    public Boolean wasStatus(Status status) {
	return status().equals(status);
    }
    
    
    public Boolean hasEntity() {
	return response.hasEntity();
    }

    @Override
    @SuppressWarnings("unchecked")
    public  T onStatus(Status status, Class classType) {
	if (wasStatus(status)) {
	    if (entity == null && hasEntity()) {
		entity = response.readEntity(classType);
	    }
	    if(entity == null) {
		throw new JaxRsApiClientException("Could not read body entity form response because it does not exists, check if body exists on response before try read it");
	    }
	    return (T) entity;
	}
	throw new RuntimeException(
		"Server response was " + status() + " instead of " + status + " while trying serialize " + classType);
    }

    @Override
    public  T onStatusFollow(Status status, Class clazz) {
	return onStatusFollow(status, clazz, new HashMap());
    }

    @Override
    public  T onStatusFollow(Status status, Class clazz, Map headers) {
	if (wasStatus(status)) {
	    String location = response.getHeaderString("Location");
	    if (StringUtils.isEmpty(location)) {
		throw new JaxRsApiClientException("Location header was not found. Impossible follow resource");
	    } else {
		try (JaxRsApiClientResponse JaxRsApiClientResponse = jaxRsApiClient.target(location).request()
				.headers(headers).get()) {
		    return JaxRsApiClientResponse.onOk(clazz);
		}
	    }
	}
	throw new JaxRsApiClientException(
		"Could not follow resource because expected status was " + status() + " instead of " + status);
    }

    @Override
    public  T onOk(Class clazz) {
	return onStatus(Status.OK, clazz);
    }

    @Override
    public  T onOkFollow(Class clazz) {
	return onStatusFollow(Status.OK, clazz);
    }

    @Override
    public  T onCreatedFollow(Class clazz) {
	return onStatusFollow(Status.CREATED, clazz);
    }

    @Override
    public  T onCreated(Class clazz) {
	return onStatus(Status.CREATED, clazz);
    }

    @Override
    public  T onBadRequest(Class clazz) {
	return onStatus(Status.BAD_REQUEST, clazz);
    }
    
    @Override
    public Boolean wasServiceUnavailable() {
	return wasStatus(Status.SERVICE_UNAVAILABLE);
    }

    @Override
    public Boolean wasOk() {
	return wasStatus(Status.OK);
    }

    @Override
    public Boolean wasCreated() {
	return wasStatus(Status.CREATED);
    }

    @Override
    public Boolean wasBadRequest() {
	return wasStatus(Status.BAD_REQUEST);
    }

    @Override
    public Status status() {
	return response.getStatusInfo().toEnum();
    }

    @Override
    public Boolean wasNotFound() {
	return wasStatus(Status.NOT_FOUND);
    }

    @Override
    public  T onOkFollow(Class clazz, Map headers) {
	return onStatusFollow(Status.OK, clazz, headers);
    }

    @Override
    public  T onCreatedFollow(Class clazz, Map headers) {
	return onStatusFollow(Status.CREATED, clazz, headers);
    }

    @Override
    public Boolean wasUnauthorized() {
	return wasStatus(Status.UNAUTHORIZED);
    }

    @Override
    public Boolean wasForbidden() {
	return wasStatus(Status.FORBIDDEN);
    }

    @Override
    public  T onUnauthorized(Class clazz) {
	return onStatus(Status.UNAUTHORIZED, clazz);
    }

    @Override
    public  T onForbidden(Class clazz) {
	return onStatus(Status.FORBIDDEN, clazz);
    }

    @Override
    public  T onNotFound(Class clazz) {
	return onStatus(Status.NOT_FOUND, clazz);
    }

    @Override
    public void close() {
	response.close();
    }

}