spring security PreInvocationExpressionAttribute 源码
spring security PreInvocationExpressionAttribute 代码
文件路径：/core/src/main/java/org/springframework/security/access/expression/method/PreInvocationExpressionAttribute.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.access.expression.method;
import org.springframework.expression.Expression;
import org.springframework.expression.ParseException;
import org.springframework.security.access.prepost.PreInvocationAttribute;
/**
* @author Luke Taylor
* @since 3.0
*/
class PreInvocationExpressionAttribute extends AbstractExpressionBasedMethodConfigAttribute
implements PreInvocationAttribute {
private final String filterTarget;
PreInvocationExpressionAttribute(String filterExpression, String filterTarget, String authorizeExpression)
throws ParseException {
super(filterExpression, authorizeExpression);
this.filterTarget = filterTarget;
}
PreInvocationExpressionAttribute(Expression filterExpression, String filterTarget, Expression authorizeExpression)
throws ParseException {
super(filterExpression, authorizeExpression);
this.filterTarget = filterTarget;
}
/**
* The parameter name of the target argument (must be a Collection) to which filtering
* will be applied.
* @return the method parameter name
*/
String getFilterTarget() {
return this.filterTarget;
}
@Override
public String toString() {
StringBuilder sb = new StringBuilder();
Expression authorize = getAuthorizeExpression();
Expression filter = getFilterExpression();
sb.append("[authorize: '").append((authorize != null) ? authorize.getExpressionString() : "null");
sb.append("', filter: '").append((filter != null) ? filter.getExpressionString() : "null");
sb.append("', filterTarget: '").append(this.filterTarget).append("']");
return sb.toString();
}
}
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