/*
* Copyright 2016 higherfrequencytrading.com
*
* 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 net.openhft.affinity;
import java.util.BitSet;
/**
* Implementation interface
*
* @author cheremin
* @since 29.12.11, 20:14
*/
public interface IAffinity {
/**
* @return returns affinity mask for current thread, or null if unknown
*/
BitSet getAffinity();
/**
* @param affinity sets affinity mask of current thread to specified value
*/
void setAffinity(final BitSet affinity);
/**
* @return the current cpu id, or -1 if unknown.
*/
int getCpu();
/**
* @return the process id of the current process.
*/
int getProcessId();
/**
* @return the thread id of the current thread or -1 is not available.
*/
int getThreadId();
}