package com.github.scribejava.apis.google;
import com.github.scribejava.core.extractors.OAuth2AccessTokenJsonExtractor;
import java.util.regex.Pattern;
/**
* additionally parses OpenID id_token
*/
public class GoogleJsonTokenExtractor extends OAuth2AccessTokenJsonExtractor {
private static final Pattern ID_TOKEN_REGEX_PATTERN = Pattern.compile("\"id_token\"\\s*:\\s*\"(\\S*?)\"");
protected GoogleJsonTokenExtractor() {
}
private static class InstanceHolder {
private static final GoogleJsonTokenExtractor INSTANCE = new GoogleJsonTokenExtractor();
}
public static GoogleJsonTokenExtractor instance() {
return InstanceHolder.INSTANCE;
}
@Override
protected GoogleToken createToken(String accessToken, String tokenType, Integer expiresIn,
String refreshToken, String scope, String response) {
return new GoogleToken(accessToken, tokenType, expiresIn, refreshToken, scope,
extractParameter(response, ID_TOKEN_REGEX_PATTERN, false), response);
}
}