spring security SimpleGrantedAuthority 源码
spring security SimpleGrantedAuthority 代码
文件路径：/core/src/main/java/org/springframework/security/core/authority/SimpleGrantedAuthority.java
/*
* Copyright 2002-2016 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.core.authority;
import org.springframework.security.core.GrantedAuthority;
import org.springframework.security.core.SpringSecurityCoreVersion;
import org.springframework.util.Assert;
/**
* Basic concrete implementation of a {@link GrantedAuthority}.
*
* <p>
* Stores a {@code String} representation of an authority granted to the
* {@link org.springframework.security.core.Authentication Authentication} object.
*
* @author Luke Taylor
*/
public final class SimpleGrantedAuthority implements GrantedAuthority {
private static final long serialVersionUID = SpringSecurityCoreVersion.SERIAL_VERSION_UID;
private final String role;
public SimpleGrantedAuthority(String role) {
Assert.hasText(role, "A granted authority textual representation is required");
this.role = role;
}
@Override
public String getAuthority() {
return this.role;
}
@Override
public boolean equals(Object obj) {
if (this == obj) {
return true;
}
if (obj instanceof SimpleGrantedAuthority) {
return this.role.equals(((SimpleGrantedAuthority) obj).role);
}
return false;
}
@Override
public int hashCode() {
return this.role.hashCode();
}
@Override
public String toString() {
return this.role;
}
}
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