/*
* Copyright (c) 2014.
*
* BaasBox - info-at-baasbox.com
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package com.baasbox.service.sociallogin.extractors;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.scribe.exceptions.OAuthException;
import org.scribe.extractors.AccessTokenExtractor;
import org.scribe.model.Token;
import org.scribe.utils.Preconditions;
public class GithubTokenExtractor implements AccessTokenExtractor
{
private Pattern accessTokenPattern = Pattern.compile("access_token=([^&]+)");
public Token extract(String response)
{
Preconditions.checkEmptyString(response,
"Cannot extract a token from a null or empty String");
Matcher matcher = accessTokenPattern.matcher(response);
if (matcher.find())
{
return new Token(matcher.group(1), "", response);
}
else
{
throw new OAuthException(
"Cannot extract an access token. Response was: " + response);
}
}
}