BeanShell built-in variable CTX

1 brief introduction

It can easily access the context of the current thread
stay JMeter Inside ,ctx It maps to org.apache.jmeter.threads Of JMeterContext class because JMeterContext
No thread safety , Therefore, it is only applicable to use in single thread
Official documents ：https://jmeter.apache.org/api/org/apache/jmeter/threads/JMeterContext.html

2 Common methods

2.1 getVariables

Method statement
public JMeterVariables getVariables()

function ： obtain JMeter All variables of the current thread

vars.put("name","shenzhen");
shen = ctx.getVariables().get("name");
log.info("name value is "+  shen);

result ：

2.2 getProperties

Method statement
public Properties getProperties()

function ： Get all JMeter attribute

sh = ctx.getProperties().getProperty("sampleresult.default.encoding");
log.info("sampleresult.default.encoding value is "+sh);

result ：

2.3 getPreviousResult

Method statement
public SampleResult getPreviousResult()

function ： Get the results of the previous sampler

import org.apache.jmeter.samplers.SampleResult
SampleResult rsp= ctx.getPreviousResult();
String sh= rsp.getResponseDataAsString();
log.info("\n"+sh);

result ：

2.4 getCurrentSampler

Method statement
public Sampler getCurrentSampler()

function ： Get the current sampler object

shs =ctx.getCurrentSampler().getName();
log.info("csn value is "+shs);

result ：

2.5 getPreviousSampler

Method statement
public Sampler getPreviousSampler()

function ： Get the previous sampler object

shs =ctx.getPreviousSampler().getName();
log.info("csn value is "+shs);

result ：

2.6 getThreadNum

Method statement
public int getThreadNum()

function ： Get the thread number under the current thread group ( Number from 0 Start )

2.7 getThread

Method statement
public JMeterThread getThread()

function ： Get thread object

shs =ctx.getThreadNum();
log.info("csn value is "+shs);

shsname =ctx.getThread().getThreadName();
log.info("shsname is "+shsname);

result ：

2.8 getThreadGroup

Method statement
public AbstractThreadGroup getThreadGroup()

function ： Get thread group object

shs =ctx.getThreadGroup().getName();
log.info("csn value is "+shs);