spring AbstractJarFile 源码
springboot AbstractJarFile 代码
文件路径：/spring-boot-project/spring-boot-tools/spring-boot-loader/src/main/java/org/springframework/boot/loader/jar/AbstractJarFile.java
/*
* Copyright 2012-2020 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.loader.jar;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.Permission;
/**
* Base class for extended variants of {@link java.util.jar.JarFile}.
*
* @author Phillip Webb
*/
abstract class AbstractJarFile extends java.util.jar.JarFile {
/**
* Create a new {@link AbstractJarFile}.
* @param file the root jar file.
* @throws IOException on IO error
*/
AbstractJarFile(File file) throws IOException {
super(file);
}
/**
* Return a URL that can be used to access this JAR file. NOTE: the specified URL
* cannot be serialized and or cloned.
* @return the URL
* @throws MalformedURLException if the URL is malformed
*/
abstract URL getUrl() throws MalformedURLException;
/**
* Return the {@link JarFileType} of this instance.
* @return the jar file type
*/
abstract JarFileType getType();
/**
* Return the security permission for this JAR.
* @return the security permission.
*/
abstract Permission getPermission();
/**
* Return an {@link InputStream} for the entire jar contents.
* @return the contents input stream
* @throws IOException on IO error
*/
abstract InputStream getInputStream() throws IOException;
/**
* The type of a {@link JarFile}.
*/
enum JarFileType {
DIRECT, NESTED_DIRECTORY, NESTED_JAR
}
}
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- 本文标签： Spring Boot Java Spring
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