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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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
*
* http://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.apache.tomcat;
import java.io.File;
import java.io.IOException;
/**
* This interface is implemented by clients of the {@link JarScanner} to enable them to receive notification of a
* discovered JAR.
*/
public interface JarScannerCallback {
/**
* A JAR was found and may be accessed for further processing via the provided URL connection. The caller is
* responsible for closing the JAR.
*
* @param jar The JAR to process
* @param webappPath The path, if any, to the JAR within the web application
* @param isWebapp Indicates if the JAR was found within a web application. If <code>false</code> the JAR should
* be treated as being provided by the container
*
* @throws IOException if an I/O error occurs while scanning the JAR
*/
void scan(Jar jar, String webappPath, boolean isWebapp) throws IOException;
/**
* A directory was found that is to be treated as an unpacked JAR. The directory may be accessed for further
* processing via the provided file.
*
* @param file The directory containing the unpacked JAR.
* @param webappPath The path, if any, to the file within the web application
* @param isWebapp Indicates if the JAR was found within a web application. If <code>false</code> the JAR should
* be treated as being provided by the container
*
* @throws IOException if an I/O error occurs while scanning the JAR
*/
void scan(File file, String webappPath, boolean isWebapp) throws IOException;
/**
* A directory structure was found within the web application at /WEB-INF/classes that should be handled as an
* unpacked JAR. Note that all resource access must be via the ServletContext to ensure that any additional
* resources are visible.
*
* @throws IOException if an I/O error occurs while scanning WEB-INF/classes
*/
void scanWebInfClasses() throws IOException;
}
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