import org.apache.jmeter.testelement.ThreadListener; //导入依赖的package包/类
@Override
public void addNode(Object node, HashTree subTree) {
    if (node instanceof ThreadListener) {
        ThreadListener tl = (ThreadListener) node;
        if (isStart) {
            tl.threadStarted();
        } else {
            tl.threadFinished();
        }
    }
}
 

import org.apache.jmeter.testelement.ThreadListener; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void threadFinished() {
    if(parser instanceof ThreadListener) {
        ((ThreadListener)parser).threadFinished();
    }
    if(filter instanceof ThreadListener) {
        ((ThreadListener)filter).threadFinished();
    }
}
 

import org.apache.jmeter.testelement.ThreadListener; //导入依赖的package包/类
/**
 * {@inheritDoc}
 */
@Override
public void threadFinished() {
    if(PARSER instanceof ThreadListener) {
        ((ThreadListener)PARSER).threadFinished();
    }
    if(filter instanceof ThreadListener) {
        ((ThreadListener)filter).threadFinished();
    }
}
 

import org.apache.jmeter.testelement.ThreadListener; //导入依赖的package包/类
@Override
public void threadStarted() {
    if (wrapped instanceof ThreadListener) {
        ((ThreadListener) wrapped).threadStarted();
    }
}
 

import org.apache.jmeter.testelement.ThreadListener; //导入依赖的package包/类
@Override
public void threadFinished() {
    if (wrapped instanceof ThreadListener) {
        ((ThreadListener) wrapped).threadFinished();
    }
}