/*
* 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.process.internal.health.memory;
public interface MemoryManager {
void addListener(JvmMemoryStatusListener listener);
void addListener(OsMemoryStatusListener listener);
void removeListener(JvmMemoryStatusListener listener);
void removeListener(OsMemoryStatusListener listener);
/**
* Register a memory resource holder.
*
* @param holder The memory resource holder to register
*/
void addMemoryHolder(MemoryHolder holder);
/**
* Unregister a memory resource holder.
*
* @param holder The memory resource holder to unregister
*/
void removeMemoryHolder(MemoryHolder holder);
/**
* Request an amount of free system memory.
*
* Attempt to free as much memory as possible to get {@literal memoryAmountBytes}
* of free memory available on the system.
*
* @param memoryAmountBytes The requested amount of memory in bytes. If negative, {@literal 0} is assumed.
*/
void requestFreeMemory(long memoryAmountBytes);
}