org.gradle.internal.classloader.HashingClassLoaderFactory Maven / Gradle / Ivy
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Gradle 6.9.1 API redistribution.
/*
* Copyright 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
*
* 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.gradle.internal.classloader;
import org.gradle.internal.classpath.ClassPath;
import org.gradle.internal.hash.HashCode;
import javax.annotation.Nullable;
/**
* A {@link ClassLoaderFactory} that also stores the hash of each created classloader which is later retrievable via {@link #getClassLoaderClasspathHash(ClassLoader)}.
*/
public interface HashingClassLoaderFactory extends ClassLoaderFactory {
/**
* Creates a {@link ClassLoader} with the given parent and classpath. Use the given hash
* code, or calculate it from the given classpath when hash code is {@code null}.
*/
ClassLoader createChildClassLoader(String name, ClassLoader parent, ClassPath classPath, @Nullable HashCode implementationHash);
/**
* Returns the hash associated with the classloader's classpath, or {@code null} if the classloader is unknown to Gradle.
* The hash only represents the classloader's classpath only, regardless of whether or not there are any parent classloaders.
*/
@Nullable
HashCode getClassLoaderClasspathHash(ClassLoader classLoader);
}
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