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Commit d578f229 authored by fit2-zhao's avatar fit2-zhao Committed by fit2-zhao
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fix(接口自动化): 恢复提交 c8d9f805

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backend/src/main/java/org/apache/jmeter/engine/util/CompoundVariable.java deleted 100644 → 0
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/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to you 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.apache.jmeter.engine.util;
import org.apache.commons.lang3.StringUtils;
import org.apache.commons.text.StringEscapeUtils;
import org.apache.jmeter.functions.Function;
import org.apache.jmeter.functions.InvalidVariableException;
import org.apache.jmeter.samplers.SampleResult;
import org.apache.jmeter.samplers.Sampler;
import org.apache.jmeter.threads.JMeterContext;
import org.apache.jmeter.threads.JMeterContextService;
import org.apache.jmeter.util.JMeterUtils;
import org.apache.jorphan.reflect.ClassFinder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.util.*;
/**
* CompoundFunction.
*
*/
public class CompoundVariable implements Function {
private static final Logger log = LoggerFactory.getLogger(CompoundVariable.class);
private String rawParameters;
private static final FunctionParser functionParser = new FunctionParser();
// Created during class init; not modified thereafter
private static final Map<String, Class<? extends Function>> functions = new HashMap<>();
private boolean hasFunction;
private boolean isDynamic;
private String permanentResults;
// Type is ArrayList, so we can use ArrayList#clone
private ArrayList<Object> compiledComponents = new ArrayList<>();
static {
try {
final String contain = // Classnames must contain this string [.functions.]
JMeterUtils.getProperty("classfinder.functions.contain"); // $NON-NLS-1$
final String notContain = // Classnames must not contain this string [.gui.]
JMeterUtils.getProperty("classfinder.functions.notContain"); // $NON-NLS-1$
if (contain!=null){
log.info("Note: Function class names must contain the string: '{}'", contain);
}
if (notContain!=null){
log.info("Note: Function class names must not contain the string: '{}'", notContain);
}
List<String> classes = ClassFinder.findClassesThatExtend(JMeterUtils.getSearchPaths(),
new Class[] { Function.class }, true, contain, notContain);
for (String clazzName : classes) {
Function tempFunc = Class.forName(clazzName)
.asSubclass(Function.class)
.getDeclaredConstructor().newInstance();
String referenceKey = tempFunc.getReferenceKey();
if (referenceKey.length() > 0) { // ignore self
functions.put(referenceKey, tempFunc.getClass());
}
}
if (functions.isEmpty()) {
log.warn("Did not find any functions");
} else {
log.debug("Function count: {}", functions.size());
}
} catch (Exception err) {
log.error("Exception occurred in static initialization of CompoundVariable.", err);
}
}
public CompoundVariable() {
hasFunction = false;
}
public CompoundVariable(String parameters) {
this();
try {
setParameters(parameters);
} catch (InvalidVariableException e) {
// TODO should level be more than debug ?
log.debug("Invalid variable: {}", parameters, e);
}
}
public String execute() {
if (isDynamic || permanentResults == null) {
JMeterContext context = JMeterContextService.getContext();
SampleResult previousResult = context.getPreviousResult();
Sampler currentSampler = context.getCurrentSampler();
return execute(previousResult, currentSampler);
}
return permanentResults; // $NON-NLS-1$
}
/**
* Allows the retrieval of the original String prior to it being compiled.
*
* @return String
*/
public String getRawParameters() {
return rawParameters;
}
/** {@inheritDoc} */
@Override
public String execute(SampleResult previousResult, Sampler currentSampler) {
if (compiledComponents == null || compiledComponents.isEmpty()) {
return ""; // $NON-NLS-1$
}
StringBuilder results = new StringBuilder();
for (Object item : compiledComponents) {
if (item instanceof Function) {
try {
results.append(((Function) item).execute(previousResult, currentSampler));
} catch (InvalidVariableException e) {
// TODO should level be more than debug ?
log.debug("Invalid variable: {}", item, e);
}
} else if (item instanceof SimpleVariable) {
String value = ((SimpleVariable) item).toString();
if (StringUtils.isNotEmpty(value) && value.indexOf("\"") != -1) {
value = StringEscapeUtils.escapeJava(value);
}
results.append(value);
} else {
results.append(item);
}
}
if (!isDynamic) {
permanentResults = results.toString();
}
return results.toString();
}
@SuppressWarnings("unchecked") // clone will produce correct type
public CompoundVariable getFunction() {
CompoundVariable func = new CompoundVariable();
func.compiledComponents = (ArrayList<Object>) compiledComponents.clone();
func.rawParameters = rawParameters;
func.hasFunction = hasFunction;
func.isDynamic = isDynamic;
return func;
}
/** {@inheritDoc} */
@Override
public List<String> getArgumentDesc() {
return new ArrayList<>();
}
public void clear() {
// TODO should this also clear isDynamic, rawParameters, permanentResults?
hasFunction = false;
compiledComponents.clear();
}
public void setParameters(String parameters) throws InvalidVariableException {
this.rawParameters = parameters;
if (parameters == null || parameters.length() == 0) {
return;
}
compiledComponents = functionParser.compileString(parameters);
if (compiledComponents.size() > 1 || !(compiledComponents.get(0) instanceof String)) {
hasFunction = true;
}
permanentResults = null; // To be calculated and cached on first execution
isDynamic = false;
for (Object item : compiledComponents) {
if (item instanceof Function || item instanceof SimpleVariable) {
isDynamic = true;
break;
}
}
}
static Object getNamedFunction(String functionName) throws InvalidVariableException {
if (functions.containsKey(functionName)) {
try {
return functions.get(functionName).getDeclaredConstructor().newInstance();
} catch (Exception e) {
log.error("Exception occurred while instantiating a function: {}", functionName, e); // $NON-NLS-1$
throw new InvalidVariableException(e);
}
}
return new SimpleVariable(functionName);
}
// For use by FunctionHelper
public static Class<? extends Function> getFunctionClass(String className) {
return functions.get(className);
}
// For use by FunctionHelper
public static String[] getFunctionNames() {
return functions.keySet().toArray(new String[functions.size()]);
}
public boolean hasFunction() {
return hasFunction;
}
// Dummy methods needed by Function interface
/** {@inheritDoc} */
@Override
public String getReferenceKey() {
return ""; // $NON-NLS-1$
}
/** {@inheritDoc} */
@Override
public void setParameters(Collection<CompoundVariable> parameters) throws InvalidVariableException {
}
}
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