spring SessionStoreDirectory 源码
springboot SessionStoreDirectory 代码
文件路径：/spring-boot-project/spring-boot/src/main/java/org/springframework/boot/web/servlet/server/SessionStoreDirectory.java
/*
* Copyright 2012-2019 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.boot.web.servlet.server;
import java.io.File;
import org.springframework.boot.system.ApplicationHome;
import org.springframework.boot.system.ApplicationTemp;
import org.springframework.util.Assert;
/**
* Manages a session store directory.
*
* @author Phillip Webb
* @see AbstractServletWebServerFactory
*/
class SessionStoreDirectory {
private File directory;
File getDirectory() {
return this.directory;
}
void setDirectory(File directory) {
this.directory = directory;
}
File getValidDirectory(boolean mkdirs) {
File dir = getDirectory();
if (dir == null) {
return new ApplicationTemp().getDir("servlet-sessions");
}
if (!dir.isAbsolute()) {
dir = new File(new ApplicationHome().getDir(), dir.getPath());
}
if (!dir.exists() && mkdirs) {
dir.mkdirs();
}
assertDirectory(mkdirs, dir);
return dir;
}
private void assertDirectory(boolean mkdirs, File dir) {
Assert.state(!mkdirs || dir.exists(), () -> "Session dir " + dir + " does not exist");
Assert.state(!dir.isFile(), () -> "Session dir " + dir + " points to a file");
}
}
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- 本文标签： Spring Boot Spring Java
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