spring security JaasGrantedAuthority 源码
spring security JaasGrantedAuthority 代码
文件路径：/core/src/main/java/org/springframework/security/authentication/jaas/JaasGrantedAuthority.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.authentication.jaas;
import java.security.Principal;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.SpringSecurityCoreVersion;
import org.springframework.util.Assert;
/**
* {@code GrantedAuthority} which, in addition to the assigned role, holds the principal
* that an {@link AuthorityGranter} used as a reason to grant this authority.
*
* @author Ray Krueger
* @see AuthorityGranter
*/
public final class JaasGrantedAuthority implements GrantedAuthority {
private static final long serialVersionUID = SpringSecurityCoreVersion.SERIAL_VERSION_UID;
private final String role;
private final Principal principal;
public JaasGrantedAuthority(String role, Principal principal) {
Assert.notNull(role, "role cannot be null");
Assert.notNull(principal, "principal cannot be null");
this.role = role;
this.principal = principal;
}
public Principal getPrincipal() {
return this.principal;
}
@Override
public String getAuthority() {
return this.role;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof JaasGrantedAuthority) {
JaasGrantedAuthority jga = (JaasGrantedAuthority) obj;
return this.role.equals(jga.role) && this.principal.equals(jga.principal);
}
return false;
}
@Override
public int hashCode() {
int result = this.principal.hashCode();
result = 31 * result + this.role.hashCode();
return result;
}
@Override
public String toString() {
return "Jaas Authority [" + this.role + "," + this.principal + "]";
}
}
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