spring security UserDetailsMapFactoryBean 源码
spring security UserDetailsMapFactoryBean 代码
文件路径：/config/src/main/java/org/springframework/security/config/core/userdetails/UserDetailsMapFactoryBean.java
/*
* Copyright 2002-2017 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
*
* https://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.springframework.security.config.core.userdetails;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Map;
import org.springframework.beans.factory.FactoryBean;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.userdetails.User;
import org.springframework.security.core.userdetails.UserDetails;
import org.springframework.security.core.userdetails.memory.UserAttribute;
import org.springframework.security.core.userdetails.memory.UserAttributeEditor;
import org.springframework.util.Assert;
/**
* Creates a {@code Collection<UserDetails>} from a @{code Map} in the format of
* <p>
* <code>
* username=password[,enabled|disabled],roles...
* </code>
* <p>
* The enabled and disabled properties are optional with enabled being the default. For
* example:
* <p>
* <code>
* user=password,ROLE_USER
* admin=secret,ROLE_USER,ROLE_ADMIN
* disabled_user=does_not_matter,disabled,ROLE_USER
* </code>
*
* @author Rob Winch
* @since 5.0
*/
public class UserDetailsMapFactoryBean implements FactoryBean<Collection<UserDetails>> {
private final Map<String, String> userProperties;
public UserDetailsMapFactoryBean(Map<String, String> userProperties) {
Assert.notNull(userProperties, "userProperties cannot be null");
this.userProperties = userProperties;
}
@Override
public Collection<UserDetails> getObject() {
Collection<UserDetails> users = new ArrayList<>(this.userProperties.size());
UserAttributeEditor editor = new UserAttributeEditor();
this.userProperties.forEach((name, property) -> {
editor.setAsText(property);
UserAttribute attr = (UserAttribute) editor.getValue();
Assert.state(attr != null, () -> "The entry with username '" + name + "' and value '" + property
+ "' could not be converted to a UserDetails.");
String password = attr.getPassword();
boolean disabled = !attr.isEnabled();
List<GrantedAuthority> authorities = attr.getAuthorities();
users.add(User.withUsername(name).password(password).disabled(disabled).authorities(authorities).build());
});
return users;
}
@Override
public Class<?> getObjectType() {
return Collection.class;
}
}
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