com.foresee.api.sdk.clients.BaseApiClient Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of public-api-sdk Show documentation

SDK to access Foresee data over Public API

There is a newer version: 1.2.4-M3

package com.foresee.api.sdk.clients;

import com.amazonaws.mobileconnectors.apigateway.ApiClientFactory;
import com.foresee.api.sdk.common.Environment;
import com.google.common.base.Strings;

public class BaseApiClient {
    /** Accept header */
    protected static final String ACCEPT_HEADER= "Accept";

    /** Content type header */
    protected static final String CONTENT_TYPE_HEADER= "Content-Type";

    /** Content type for json payloads */
    protected static final String CONTENT_TYPE_JSON = "application/json";

    /** Client Credentials Grant Type */
    protected static final String GRANT_TYPE_CLIENT_CREDENTIALS = "client_credentials";

    /** Basic Auth Header Prefix */
    protected static final String AUTHORIZATION_HEADER = "Authorization";

    /** Basic Auth Header Prefix */
    protected static final String AUTHORIZATION_HEADER_PREFIX_BASIC = "Basic ";

    /** Bearer Auth Header Prefix */
    protected static final String AUTHORIZATION_HEADER_PREFIX_BEARER = "Bearer ";

    /** Content type for json payloads */
    protected static final String SCOPE = "r";

    /** Factory to get a handle on the Public API Client */
    private final ApiClientFactory factory;

    /** Instance of various clients */
    private final PublicAPIsVersionClient apiClient;

    /** The environment for this client */
    private Environment environment;

    public BaseApiClient(Environment env) {
        environment = env;
        factory = new ApiClientFactory();

        if (env == Environment.DEVELOPMENT) {
            apiClient = factory.build(PublicAPIsVersionClient_DEV.class);
        } else if (env == Environment.QA) {
            apiClient = factory.build(PublicAPIsVersionClient_QA.class);
        } else if (env == Environment.STAGING) {
            apiClient = factory.build(PublicAPIsVersionClient_STG.class);
        } else {
            apiClient = factory.build(PublicAPIsVersionClient_PROD.class);
        }

    }

    /**
     * Get the instance of the Public API Client
     * @return
     */
    public PublicAPIsVersionClient apiClient() {
        return apiClient;
    }

    protected String getAuthorizationHeader(String accessToken)  {
        if (Strings.isNullOrEmpty(accessToken)) {
            throw new IllegalArgumentException("Passed accessToken cannot be null or empty");
        }

        return AUTHORIZATION_HEADER_PREFIX_BEARER + accessToken;
    }

    /**
     *  The environment
     * @return
     */
    public Environment getEnvironment() {
        return environment;
    }
}