spring security SwitchUserGrantedAuthority 源码
spring security SwitchUserGrantedAuthority 代码
文件路径：/web/src/main/java/org/springframework/security/web/authentication/switchuser/SwitchUserGrantedAuthority.java
/*
* Copyright 2004, 2005, 2006 Acegi Technology Pty Limited
*
* 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.web.authentication.switchuser;
import org.springframework.security.core.Authentication;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.SpringSecurityCoreVersion;
import org.springframework.util.Assert;
/**
* Custom {@code GrantedAuthority} used by
* {@link org.springframework.security.web.authentication.switchuser.SwitchUserFilter}
* <p>
* Stores the {@code Authentication} object of the original user to be used later when
* 'exiting' from a user switch.
*
* @author Mark St.Godard
* @see org.springframework.security.web.authentication.switchuser.SwitchUserFilter
*/
public final class SwitchUserGrantedAuthority implements GrantedAuthority {
private static final long serialVersionUID = SpringSecurityCoreVersion.SERIAL_VERSION_UID;
private final String role;
private final Authentication source;
public SwitchUserGrantedAuthority(String role, Authentication source) {
Assert.notNull(role, "role cannot be null");
Assert.notNull(source, "source cannot be null");
this.role = role;
this.source = source;
}
/**
* Returns the original user associated with a successful user switch.
* @return The original <code>Authentication</code> object of the switched user.
*/
public Authentication getSource() {
return this.source;
}
@Override
public String getAuthority() {
return this.role;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof SwitchUserGrantedAuthority) {
SwitchUserGrantedAuthority swa = (SwitchUserGrantedAuthority) obj;
return this.role.equals(swa.role) && this.source.equals(swa.source);
}
return false;
}
@Override
public int hashCode() {
int result = this.role.hashCode();
result = 31 * result + this.source.hashCode();
return result;
}
@Override
public String toString() {
return "Switch User Authority [" + this.role + "," + this.source + "]";
}
}
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