How to use JarAgentLocator class of org.evomaster.client.java.instrumentation.external package

Best EvoMaster code snippet using org.evomaster.client.java.instrumentation.external.JarAgentLocator

Source:ExternalSutController.java

...8import org.evomaster.client.java.controller.internal.SutController;9import org.evomaster.client.java.databasespy.P6SpyFormatter;10import org.evomaster.client.java.instrumentation.AdditionalInfo;11import org.evomaster.client.java.instrumentation.TargetInfo;12import org.evomaster.client.java.instrumentation.external.JarAgentLocator;13import org.evomaster.client.java.instrumentation.external.ServerController;14import java.io.BufferedReader;15import java.io.IOException;16import java.io.InputStreamReader;17import java.nio.file.Files;18import java.nio.file.Paths;19import java.util.ArrayList;20import java.util.Collection;21import java.util.List;22import java.util.Scanner;23import java.util.concurrent.CountDownLatch;24import java.util.concurrent.TimeUnit;25public abstract class ExternalSutController extends SutController {26    /**27     * System property to avoid printing the console output of the SUT.28     */29    public static final String PROP_MUTE_SUT = "em.muteSUT";30    protected volatile Process process;31    private volatile boolean instrumentation;32    private volatile Thread processKillHook;33    private volatile Thread outputPrinter;34    private volatile CountDownLatch latch;35    private volatile ServerController serverController;36    private volatile boolean initialized;37    /*38        If SUT output is mutated, but SUT fails to start, we39        still want to print it for debugging40     */41    private volatile StringBuffer errorBuffer;42    @Override43    public final void setupForGeneratedTest(){44        //TODO how to handle P6Spy here??? We don't want the spy.log files45    }46    public void setInstrumentation(boolean instrumentation) {47        this.instrumentation = instrumentation;48    }49    /**50     * @return the input parameters with which the system under test51     * should be started52     */53    public abstract String[] getInputParameters();54    /**55     * @return the JVM parameters (eg -X and -D) with which the system56     * under test should be started57     */58    public abstract String[] getJVMParameters();59    /**60     * @return the base URL of the running SUT, eg "http://localhost:8080".61     * Note: this value will likely depend on how getInputParameters() has62     * been implemented63     */64    public abstract String getBaseURL();65    /**66     * @return a String representing either a relative or absolute path67     * to the where the JAR of the system under test is located68     */69    public abstract String getPathToExecutableJar();70    /**71     * @return a string subtext that should be present in the logs (std output)72     * of the system under test to check if the server is up and ready.73     */74    public abstract String getLogMessageOfInitializedServer();75    /**76     * @return how long (in seconds) we should wait at most to check if SUT is ready77     * and initialized (this related to the getLogMessageOfInitializedServer() method)78     */79    public abstract long getMaxAwaitForInitializationInSeconds();80    /**81     * If the SUT needs some third-party processes (eg a non-embedded database),82     * here they can be configured and started.83     * This method is going to be called before we start the SUT.84     */85    public abstract void preStart();86    /**87     * This method is going to be called after the SUT is started.88     */89    public abstract void postStart();90    /**91     * This method is going to be called before the SUT is stopped.92     */93    public abstract void preStop();94    /**95     * If the SUT needs some third-party processes (eg a non-embedded database),96     * here we can shut them down once the SUT has been stopped.97     */98    public abstract void postStop();99    //-------------------------------------------------------------100    @Override101    public String startSut() {102        SimpleLogger.info("Going to start the SUT");103        initialized = false;104        validateJarPath();105        preStart();106        /*107            the following thread is important to make sure that the external process is killed108            when current process ends109        */110        processKillHook = new Thread(() -> killProcess());111        Runtime.getRuntime().addShutdownHook(processKillHook);112        //we need a mechanism to wait until the SUT is ready113        latch = new CountDownLatch(1);114        List<String> command = new ArrayList<>();115        command.add("java");116        if (instrumentation) {117            if (serverController == null) {118                serverController = new ServerController();119            }120            int port = serverController.startServer();121            command.add("-D" + InputProperties.EXTERNAL_PORT_PROP + "=" + port);122            String driver = getDatabaseDriverName();123            if (driver != null && !driver.isEmpty()) {124                command.add("-D" + InputProperties.SQL_DRIVER + "=" + driver);125            }126            String jarPath = JarAgentLocator.getAgentJarPath();127            if (jarPath == null) {128                throw new IllegalStateException("Cannot locate JAR file with EvoMaster Java Agent");129            }130            command.add("-javaagent:" + jarPath + "=" + getPackagePrefixesToCover());131        }132        for (String s : getJVMParameters()) {133            if (s != null) {134                String token = s.trim();135                if (!token.isEmpty()) {136                    command.add(token);137                }138            }139        }140        if (command.stream().noneMatch(s -> s.startsWith("-Xmx"))) {...

Source:JarAgentLocator.java

...11import java.util.Set;12import java.util.jar.Attributes;13import java.util.jar.JarFile;14import java.util.jar.Manifest;15public class JarAgentLocator {16    public static String getAgentJarPath(){17        String jarFilePath = getFromProperty();18        if(jarFilePath == null) {19            String classPath = System.getProperty("java.class.path");20            jarFilePath = searchInAClassPath(classPath);21        }22        if(jarFilePath==null){23            jarFilePath = searchInCurrentClassLoaderIfUrlOne();24        }25        if(jarFilePath==null){26            jarFilePath = searchInCurrentClassLoaderIfItProvidesClasspathAPI();27        }28        if(jarFilePath==null){29			/*30			 * this could happen in Eclipse or during test execution in Maven, and so search in compilation 'target' folder31			 */32            jarFilePath = searchInFolder("target");33        }34        if(jarFilePath==null){35            jarFilePath = searchInFolder("lib");36        }37        if(jarFilePath==null){38            //TODO could check in ~/.m2, but issue in finding right version39        }40        return jarFilePath;41    }42    //----------------------------------------------------------------------------------43    private static boolean isAgentJar(String path) throws IllegalArgumentException{44        if(path.endsWith("classes")){45			/*46				we need to treat this specially:47				eg, Jenkins/Maven on Linux on a module with only tests ended up48				with not creating "target/classes" (it does on Mac though) but still putting49				it on the classpath50			 */51            return false;52        }53        File file = new File(path);54        if(!file.exists()){55            throw new IllegalArgumentException("Non-existing file "+path);56        }57        String name = file.getName();58        if(name.toLowerCase().contains("evomaster") &&59                name.endsWith(".jar")){60            try (JarFile jar = new JarFile(file)){61                Manifest manifest = jar.getManifest();62                if(manifest == null){63                    return false;64                }65                Attributes attributes = manifest.getMainAttributes();66                String premain = attributes.getValue("Premain-Class");67                if(premain == null || premain.isEmpty()){68                    return false;69                }70                String agentClass = attributes.getValue("Agent-Class");71                String agent = InstrumentingAgent.class.getName(); // this is hardcoded in the pom.xml file72                if(agentClass != null && agentClass.trim().equalsIgnoreCase(agent)){73                    return true;74                }75            } catch (IOException e) {76                return false;77            }78        }79        return false;80    }81    private static String getFromProperty(){82        String path = System.getProperty("evomaster.instrumentation.jar.path");83        if(path == null){84            return null;85        }86        //if user specify a JAR path, but then it is invalid, then need to throw warning87        if(! isAgentJar(path)){88            throw new IllegalStateException("Specified instrumenting jar file is invalid");89        }90        return path;91    }92    private static String searchInAClassPath(String classPath){93        String[] tokens = classPath.split(File.pathSeparator);94        for(String entry : tokens){95            if(entry==null || entry.isEmpty()){96                continue;97            }98            if(isAgentJar(entry)){99                return entry;100            }101        }102        return null;103    }104    private static String searchInCurrentClassLoaderIfItProvidesClasspathAPI(){105        /*106            this could happen for AntClassLoader.107            Note: we cannot use instanceof here, as we do not want to add further third-party dependencies108         */109        ClassLoader loader = JarAgentLocator.class.getClassLoader();110        while(loader != null){111            try {112                Method m = loader.getClass().getMethod("getClasspath");113                String classPath = (String) m.invoke(loader);114                String jar = searchInAClassPath(classPath);115                if(jar != null){116                    return jar;117                }118            } catch (Exception e) {119                //OK, this can happen, not really an error120            }121            loader = loader.getParent();122        }123        return null;124    }125    private static String searchInCurrentClassLoaderIfUrlOne() {126        Set<URI> uris = new HashSet<>();127        ClassLoader loader = JarAgentLocator.class.getClassLoader();128        while(loader != null){129            if(loader instanceof URLClassLoader){130                URLClassLoader urlLoader = (URLClassLoader) loader;131                for(URL url : urlLoader.getURLs()){132                    try {133                        URI uri = url.toURI();134                        uris.add(uri);135                        File file = new File(uri);136                        String path = file.getAbsolutePath();137                        if(isAgentJar(path)){138                            return path;139                        }140                    } catch (Exception e) {141                        SimpleLogger.error("Error while parsing URL "+url);...

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2import org.evomaster.client.java.instrumentation.external.ClassName;3import org.evomaster.client.java.instrumentation.external.ClassNameImpl;4import org.evomaster.client.java.instrumentation.external.JarAgentLocatorImpl;5import org.evomaster.client.java.instrumentation.external.mock.MockType;6import org.evomaster.client.java.instrumentation.external.mock.MockTypeImpl;7import org.evomaster.client.java.instrumentation.external.mock.MockListImpl;8import org.evomaster.client.java.instrumentation.external.mock.MockList;9import org.evomaster.client.java.instrumentation.external.mock.Mock;10import org.evomaster.client.java.instrumentation.external.mock.MockImpl;11import org.evomaster.client.java.instrumentation.external.mock.MockName;12import org.evomaster.client.java.instrumentation.external.mock.MockNameImpl;13import org.evomaster.client.java.instrumentation.external.mock.MockId;14import org.evomaster.client.java.instrumentation.external.mock.MockIdImpl;15import org.evomaster.client.java.instrumentation.external.mock.MockIdType;16import org.evomaster.client.java.instrumentation.external.mock.MockIdTypeImpl;17import org.evomaster.client.java.instrumentation.external.mock.MockIdValue;18import org.evomaster.client.java.instrumentation.external.mock.MockIdValueImpl;19import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethod;20import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodImpl;21import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParams;22import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsImpl;23import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValue;24import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValueImpl;25import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValues;26import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValuesImpl;27import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValuesValue;28import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValuesValueImpl;29import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValuesValues;30import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethodParamsValuesValuesImpl;31import org.evomaster.client.java.instrumentation.external.mock.MockIdValueMethod

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2import org.evomaster.client.java.instrumentation.external.JarAgentLoader;3public class 2 {4    public static void main(String[] args) {5        JarAgentLoader.load(JarAgentLocator.locateAgent());6    }7}

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2import org.evomaster.client.java.instrumentation.external.ClassName;3import org.evomaster.client.java.instrumentation.external.JarAgent;4import java.lang.instrument.Instrumentation;5import java.lang.instrument.ClassDefinition;6import java.lang.instrument.UnmodifiableClassException;7public class AgentLoader {8    public static void premain(String agentArgument, Instrumentation instrumentation) throws UnmodifiableClassException {9        JarAgentLocator locator = new JarAgentLocator();10        JarAgent agent = locator.locateJarAgent();11        System.out.println("Agent is: " + agent);12        if (agent != null) {13            ClassDefinition[] definitions = new ClassDefinition[1];14            definitions[0] = new ClassDefinition(agent.getAgentClass(), agent.getAgentBytes());15            instrumentation.redefineClasses(definitions);16        }17    }18}19import org.evomaster.client.java.instrumentation.external.JarAgentLocator;20import org.evomaster.client.java.instrumentation.external.ClassName;21import org.evomaster.client.java.instrumentation.external.JarAgent;22import java.lang.instrument.Instrumentation;23import java.lang.instrument.ClassDefinition;24import java.lang.instrument.UnmodifiableClassException;25public class AgentLoader {26    public static void premain(String agentArgument, Instrumentation instrumentation) throws UnmodifiableClassException {27        JarAgentLocator locator = new JarAgentLocator();28        JarAgent agent = locator.locateJarAgent();29        System.out.println("Agent is: " + agent);30        if (agent != null) {31            ClassDefinition[] definitions = new ClassDefinition[1];32            definitions[0] = new ClassDefinition(agent.getAgentClass(), agent.getAgentBytes());33            instrumentation.redefineClasses(definitions);34        }35    }36}37import org.evomaster.client.java.instrumentation.external.JarAgentLocator;38import org.evomaster.client.java.instrumentation.external.ClassName;39import org.evomaster.client.java.instrumentation.external.JarAgent;40import java.lang.instrument.Instrumentation;41import java.lang.instrument.ClassDefinition;42import java.lang.instrument.UnmodifiableClassException;43public class AgentLoader {44    public static void premain(String agentArgument, Instrumentation instrumentation) throws UnmodifiableClassException

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2public class 2 {3    public static void main(String[] args) {4        JarAgentLocator.locateAgent();5    }6}7import org.evomaster.client.java.instrumentation.external.JarAgentLocator;8public class 3 {9    public static void main(String[] args) {10        JarAgentLocator.locateAgent();11    }12}13import org.evomaster.client.java.instrumentation.external.JarAgentLocator;14public class 4 {15    public static void main(String[] args) {16        JarAgentLocator.locateAgent();17    }18}19import org.evomaster.client.java.instrumentation.external.JarAgentLocator;20public class 5 {21    public static void main(String[] args) {22        JarAgentLocator.locateAgent();23    }24}25import org.evomaster.client.java.instrumentation.external.JarAgentLocator;26public class 6 {27    public static void main(String[] args) {28        JarAgentLocator.locateAgent();29    }30}31import org.evomaster.client.java.instrumentation.external.JarAgentLocator;32public class 7 {33    public static void main(String[] args) {34        JarAgentLocator.locateAgent();35    }36}37import org.evomaster.client.java.instrumentation.external.JarAgentLocator;38public class 8 {39    public static void main(String[] args) {40        JarAgentLocator.locateAgent();41    }42}43import org.evomaster.client.java.instrumentation.external.JarAgentLocator;44public class 9 {

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2import org.evomaster.client.java.instrumentation.external.JarAgentLocator;3import org.evomaster.client.java.instrumentation.external.JarAgentLocator;4public class 2 {5    public static void main(String[] args) {6        JarAgentLocator.initAgent(args);7    }8}9import org.evomaster.client.java.instrumentation.external.JarAgentLocator;10import org.evomaster.client.java.instrumentation.external.JarAgentLocator;11import org.evomaster.client.java.instrumentation.external.JarAgentLocator;12public class 3 {13    public static void main(String[] args) {14        JarAgentLocator.initAgent(args);15    }16}17import org.evomaster.client.java.instrumentation.external.JarAgentLocator;18import org.evomaster.client.java.instrumentation.external.JarAgentLocator;19import org.evomaster.client.java.instrumentation.external.JarAgentLocator;20public class 4 {21    public static void main(String[] args) {22        JarAgentLocator.initAgent(args);23    }24}25import org.evomaster.client.java.instrumentation.external.JarAgentLocator;26import org.evomaster.client.java.instrumentation.external.JarAgentLocator;27import org.evomaster.client.java.instrumentation.external.JarAgentLocator;28public class 5 {29    public static void main(String[] args) {30        JarAgentLocator.initAgent(args);31    }32}33import org.evomaster.client.java.instrumentation.external.JarAgentLocator;34import org.evomaster.client.java.instrumentation.external.JarAgentLocator;35import org.evomaster.client.java.instrumentation.external.JarAgentLocator;

JarAgentLocator

Using AI Code Generation

1import org.evomaster.client.java.instrumentation.external.JarAgentLocator;2import java.io.File;3import java.io.IOException;4import java.nio.file.Files;5import java.nio.file.Path;6import java.nio.file.Paths;7import java.util.jar.Attributes;8import java.util.jar.JarFile;9import java.util.jar.Manifest;10public class 2 {11    public static void main(String[] args) throws IOException {12        File f = JarAgentLocator.locateJarAgent();13        System.out.println("Path of jar file: " + f.getPath());14        Path path = Paths.get(f.getPath());15        String jarPath = path.toString();16        JarFile jarFile = new JarFile(jarPath);17        Manifest manifest = jarFile.getManifest();18        Attributes attributes = manifest.getMainAttributes();19        String value = attributes.getValue("Implementation-Version");20        System.out.println("Version of jar file: " + value);21    }22}

JarAgentLocator

Using AI Code Generation

1package org.evomaster.client.java.instrumentation.external;2import org.evomaster.client.java.instrumentation.shared.ClassName;3import org.evomaster.client.java.instrumentation.shared.ReplacementType;4import java.io.File;5import java.io.IOException;6import java.net.URISyntaxException;7import java.net.URL;8import java.nio.file.Files;9import java.nio.file.Paths;10import java.nio.file.StandardCopyOption;11import java.util.Arrays;12import java.util.List;13public class JarAgentLocator {14    private static final String JAR_NAME = "evomaster-client-java-instrumentation.jar";15    private static final List<String> DEFAULT_LOCATIONS = Arrays.asList(16    );17    public static String findJar() {18        for (String location : DEFAULT_LOCATIONS) {19            URL url = JarAgentLocator.class.getResource(location + JAR_NAME);20            if (url != null) {21                try {22                    File jar = new File(url.toURI());23                    if (jar.exists()) {24                        return jar.getAbsolutePath();25                    }26                } catch (URISyntaxException e) {27                    throw new RuntimeException(e);28                }29            }30        }31        throw new IllegalStateException("Could not find EvoMaster's jar file. Make sure it is in the classpath");32    }33}34package org.evomaster.client.java.instrumentation.external;35import org.evomaster.client.java.instrumentation.shared.ClassName;36import org.evomaster.client.java.instrumentation.shared.ReplacementType;37import java.io.File;38import java.io.IOException;39import java.net.URISyntaxException;40import java.net.URL;41import java.nio.file.Files;42import java.nio.file.Paths;43import java.nio.file.StandardCopyOption;44import java.util.Arrays;45import java.util.List;46public class JarAgentLocator {47    private static final String JAR_NAME = "evomaster-client-java-instrumentation.jar";48    private static final List<String> DEFAULT_LOCATIONS = Arrays.asList(

JarAgentLocator

Using AI Code Generation

1public class 2 {2  public static void main(String[] args) throws IOException {3    String jarPath = JarAgentLocator.locateJarAgent();4    System.out.println(jarPath);5  }6}7public class 3 {8  public static void main(String[] args) throws IOException {9    String jarPath = JarAgentLocator.locateJarAgent();10    System.out.println(jarPath);11  }12}13public class 4 {14  public static void main(String[] args) throws IOException {15    String jarPath = JarAgentLocator.locateJarAgent();16    System.out.println(jarPath);17  }18}19public class 5 {20  public static void main(String[] args) throws IOException {21    String jarPath = JarAgentLocator.locateJarAgent();22    System.out.println(jarPath);23  }24}25public class 6 {

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