org.bremersee.security.OAuth2Helper Maven / Gradle / Ivy
/*
* Copyright 2018 the original author or authors.
*
* 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 org.bremersee.security;
import javax.validation.constraints.NotNull;
import org.springframework.lang.Nullable;
import org.springframework.util.LinkedMultiValueMap;
import org.springframework.util.MultiValueMap;
import org.springframework.validation.annotation.Validated;
/**
* The oauth2 helper.
*
* @author Christian Bremer
*/
@Validated
public abstract class OAuth2Helper {
private OAuth2Helper() {
}
/**
* Creates a password flow body.
*
* @param clientId the client id
* @param clientSecret the client secret
* @param username the username
* @param password the password
* @return the multi value map of a password flow body
*/
public static MultiValueMap createPasswordFlowBody(
@NotNull final String clientId,
@Nullable final String clientSecret,
@NotNull final String username,
@NotNull final String password) {
final MultiValueMap body = new LinkedMultiValueMap<>();
body.add("grant_type", "password");
body.add("client_id", clientId);
if (clientSecret != null) {
body.add("client_secret", clientSecret);
} else {
body.add("client_secret", "");
}
body.add("username", username);
body.add("password", password);
return body;
}
}