package com.github.scribejava.apis; import com.github.scribejava.core.builder.api.DefaultApi20; import com.github.scribejava.core.builder.api.OAuth2SignatureType; import com.github.scribejava.core.model.Verb; public class VkontakteApi extends DefaultApi20 { protected VkontakteApi() { } private static class InstanceHolder { private static final VkontakteApi INSTANCE = new VkontakteApi(); } public static VkontakteApi instance() { return InstanceHolder.INSTANCE; } @Override public Verb getAccessTokenVerb() { return Verb.GET; } @Override public String getAccessTokenEndpoint() { return "https://oauth.vk.com/access_token"; } @Override protected String getAuthorizationBaseUrl() { return "https://oauth.vk.com/authorize"; } @Override public OAuth2SignatureType getSignatureType() { return OAuth2SignatureType.BEARER_URI_QUERY_PARAMETER; } }