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How to use AttachNotSupportedException class of com.sun.tools.attach package

Best Powermock code snippet using com.sun.tools.attach.AttachNotSupportedException

Source:AgentHookUtil.java

1package net.jueb.util4j.jvm.agent;2import com.sun.tools.attach.AgentInitializationException;3import com.sun.tools.attach.AgentLoadException;4import com.sun.tools.attach.AttachNotSupportedException;5import com.sun.tools.attach.VirtualMachine;6import lombok.extern.slf4j.Slf4j;7import net.jueb.util4j.bytesStream.InputStreamUtils;8import net.jueb.util4j.file.FileUtil;9import net.jueb.util4j.jvm.VmUtil;10import java.io.*;11import java.net.URL;12@Slf4j13public class AgentHookUtil {14    public static String agentName="tools/util4jAgent.jar";15    private static AgentHook agentHook;16    public synchronized static AgentHook getAgentHook() throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {17        return  getAgentHook(null,true);18    }19    public synchronized static AgentHook getAgentHook(boolean deleteOndetach) throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {20        return  getAgentHook(null,deleteOndetach);21    }22    /**23     * æå®ä¸ä¸ª../xx.jarçä¸´æ¶æä»¶è·¯å¾ç¨äºagentçå è½½24     * @param agentTmpPath String path = File.createTempFile("agent_tmp", ".jar", new   File("").getAbsoluteFile()).getPath();25     * @param deleteOndetach26     * @return27     * @throws IOException28     * @throws AttachNotSupportedException29     * @throws AgentLoadException30     * @throws AgentInitializationException31     */32    public synchronized static AgentHook getAgentHook(String agentTmpPath,boolean deleteOndetach) throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {33        if(agentHook!=null){34            return agentHook;35        }36        File tempFile=null;37        VirtualMachine virtualMachine=null;38        FileOutputStream fos;39        try {40            InputStream resourceAsStream = AgentHookUtil.class.getClassLoader().getResourceAsStream(agentName);41            byte[] agentData=InputStreamUtils.getBytes(resourceAsStream);42            if(agentTmpPath!=null){43               try {44                   tempFile=new File(agentTmpPath);45                   tempFile.createNewFile();46               }catch (Exception e){47                   log.error(e.getMessage(),e);48               }49            }50            if(tempFile==null){51                tempFile = File.createTempFile("agent_tmp", ".jar");52            }53            fos=new FileOutputStream(tempFile);54            fos.write(agentData);55            fos.close();56            resourceAsStream.close();57            String path=tempFile.toString();58            System.out.println("loadAgentUsePath:"+path);59            log.info("loadAgentUsePath:"+path);60            virtualMachine = VmUtil.getVirtualMachine();61            String arg=AgentHookImpl.class.getName();62            virtualMachine.loadAgent(path,arg);63            agentHook=AgentHookImpl.getInstance();64            return agentHook;65        }finally {66            if(virtualMachine!=null){67                virtualMachine.detach();68                log.info("detach agent");69            }70            if(deleteOndetach){71                if(tempFile!=null){72                    tempFile.delete();73                    if(tempFile.exists()){74                        tempFile.deleteOnExit();75                    }76                }77            }78        }79    }80    public static void main(String[] args) throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {81        AgentHook agentHook = getAgentHook();82        System.out.println(agentHook);83        System.out.println(agentHook.getInstrumentation());84    }85}...

Source:MBeanHelper.java

1package org.atlanmod.helpers;2import com.sun.tools.attach.AgentInitializationException;3import com.sun.tools.attach.AgentLoadException;4import com.sun.tools.attach.AttachNotSupportedException;5import com.sun.tools.attach.VirtualMachine;6import sun.management.ConnectorAddressLink;7import javax.management.MBeanServerConnection;8import javax.management.remote.JMXConnectorFactory;9import javax.management.remote.JMXServiceURL;10import java.io.File;11import java.io.IOException;12import java.lang.management.ManagementFactory;13import java.lang.management.ThreadMXBean;14/**15 * Probably does not work for Java 9+16 */17public class MBeanHelper {18    /**19     * Return the {@link MBeanServerConnection} from a local VM20     * @param pid the PID of the VM21     * @return the corresponding @{@link MBeanServerConnection}22     * @throws IOException if PID does not exist23     * @throws AttachNotSupportedException if attachment not supported24     * @throws AgentLoadException if given jar is not suitable for injection25     * @throws AgentInitializationException if given jar cannot be properly loaded26     */27    public static MBeanServerConnection connectToLocalVM(int pid) throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {28        String address = ConnectorAddressLink.importFrom(pid);29        if (address == null) {30            enableManagementInVM(pid);31            address = ConnectorAddressLink.importFrom(pid);32        }33        JMXServiceURL jmxUrl = new JMXServiceURL(address);34        return JMXConnectorFactory.connect(jmxUrl).getMBeanServerConnection();35    }36    /**37     * Enable Management in the JVM wth given PID38     * @param pid the PID of the Jvm39     * @throws IOException if PID does not exist40     * @throws AttachNotSupportedException if attachment not supported41     * @throws AgentLoadException if given jar is not suitable for injection42     * @throws AgentInitializationException if given jar cannot be properly loaded43     */44    private static void enableManagementInVM(int pid) throws IOException, AttachNotSupportedException, AgentLoadException, AgentInitializationException {45        VirtualMachine virtualMachine = getVirtualMachine(pid);46        File file = getManagementJar();47        virtualMachine.loadAgent(file.getCanonicalPath());48    }49    /**50     * Return a local Virtual Machine with the associated pid51     * @param pid the pid of a jvm52     * @return a {@link VirtualMachine}53     * @throws IOException if PID cannot be found54     * @throws AttachNotSupportedException if VM does not enable attachment55     */56    public static VirtualMachine getVirtualMachine(int pid) throws IOException, AttachNotSupportedException {57        return VirtualMachine.attach(String.valueOf(pid));58    }59    /**60     * https://stackoverflow.com/a/26411383/715873661     */62    public static File getManagementJar() {63        String home = System.getProperty("java.home");64        String agent = home + File.separator + "jre" + File.separator + "lib"65                + File.separator + "management-agent.jar";66        File f = new File(agent);67        if (!f.exists()) {68            agent = home + File.separator + "lib" + File.separator +69                    "management-agent.jar";70            f = new File(agent);...

Source:AttachTest.java

1//package com.jvm.chapter33;2//3//import com.sun.tools.attach.AgentInitializationException;4//import com.sun.tools.attach.AgentLoadException;5//import com.sun.tools.attach.AttachNotSupportedException;6//import com.sun.tools.attach.VirtualMachine;7//8//import java.io.IOException;9//10//public class AttachTest {11//12//    public static void main(String[] args) throws AttachNotSupportedException, IOException, AgentLoadException, AgentInitializationException {13//        if (args.length <= 1) {14//            System.out.println("Usage: java AttachTest <PID> /PATH/TO/AGENT.jar");15//            return;16//        }17//        VirtualMachine vm = VirtualMachine.attach(args[0]);18//        vm.loadAgent(args[1]);19//    }20//}...

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2public class 4 {3    public static void main(String[] args) {4        try {5            VirtualMachine vm = VirtualMachine.attach("1234");6        } catch (AttachNotSupportedException e) {7            System.out.println(e);8        }9    }10}

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2public class 4 {3    public static void main(String[] args) throws AttachNotSupportedException, AgentLoadException, AgentInitializationException {4        VirtualMachine vm = VirtualMachine.attach("123");5        vm.loadAgent("C:\\Users\\user\\Desktop\\agent.jar", "arg1");6    }7}8import com.sun.tools.attach.*;9public class agent {10    public static void agentmain(String agentArgs, Instrumentation inst) throws Exception {11        System.out.println("Agent Started");12    }13}14at sun.tools.attach.HotSpotVirtualMachine.attach(Native Method)15at sun.tools.attach.HotSpotVirtualMachine.attach(HotSpotVirtualMachine.java:142)16at com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:202)17at com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:178)18at 4.main(4.java:7)

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2import java.util.*;3{4public static void main(String args[])5{6{7VirtualMachine vm = VirtualMachine.attach("1234");8vm.loadAgent("myagent.jar");9vm.detach();10}11catch (AttachNotSupportedException e)12{13System.out.println("Unable to attach to the target virtual machine");14}15catch (AgentLoadException e)16{17System.out.println("Unable to load the agent");18}19catch (AgentInitializationException e)20{21System.out.println("Unable to initialize the agent");22}23catch (IOException e)24{25System.out.println("Unable to access the target virtual machine");26}27}28}29import com.sun.tools.attach.*;30import java.util.*;31{32public static void main(String args[])33{34{35VirtualMachine vm = VirtualMachine.attach("1234");36vm.loadAgent("myagent.jar");37vm.detach();38}39catch (AttachNotSupportedException e)40{41System.out.println("Unable to attach to the target virtual machine");42}43catch (AgentLoadException e)44{45System.out.println("Unable to load the agent");46}47catch (AgentInitializationException e)48{49System.out.println("Unable to initialize the agent");50}51catch (IOException e)52{53System.out.println("Unable to access the target virtual machine");54}55}56}57import com.sun.tools.attach.*;58import java.util.*;59{60public static void main(String args[])61{62{63VirtualMachine vm = VirtualMachine.attach("1234");64vm.loadAgent("myagent.jar");65vm.detach();66}67catch (AttachNotSupportedException e)68{69System.out.println("Unable to attach to the target virtual machine");70}71catch (AgentLoadException e)72{73System.out.println("Unable to load the agent");74}75catch (AgentInitializationException e)76{77System.out.println("Unable to initialize the agent");78}79catch (IOException e)80{81System.out.println("Unable to access the target virtual machine");82}83}84}85import com.sun.tools.attach

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2import java.io.IOException;3public class 4 {4    public static void main(String args[]) throws IOException {5        VirtualMachine vm = VirtualMachine.attach("1234");6        vm.loadAgent("agent.jar");7    }8}

AttachNotSupportedException

Using AI Code Generation

1import java.io.*;2import com.sun.tools.attach.*;3import java.util.*;4{5public static void main(String args[])6{7{8VirtualMachine vm = VirtualMachine.attach("1234");9vm.loadAgent("agent.jar");10vm.detach();11}12catch (AttachNotSupportedException e)13{14e.printStackTrace();15}16catch (IOException e)17{18e.printStackTrace();19}20}21}22at com.sun.tools.attach.VirtualMachine.attach(VirtualMachine.java:195)23at 4.main(4.java:9)

AttachNotSupportedException

Using AI Code Generation

1import java.util.*;2import com.sun.tools.attach.*;3public class 4 {4    public static void main(String[] args) {5        try {6            VirtualMachine vm = VirtualMachine.attach("pid");7            Properties p = vm.getSystemProperties();8            String value = p.getProperty("property");9            System.out.println(value);10            vm.detach();

AttachNotSupportedException

Using AI Code Generation

1import java.io.IOException;2import com.sun.tools.attach.*;3public class 4{4    public static void main(String[] args) throws IOException{5        try{6            VirtualMachine vm = VirtualMachine.attach("1234");7        }8        catch(AttachNotSupportedException e){9            System.out.println(e);10        }11    }12}

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2import java.io.*;3import java.util.*;4{5    public static void main(String args[])6    {7        {8        }9        catch(Exception e)10        {11            System.out.println(e);12        }13    }14}

AttachNotSupportedException

Using AI Code Generation

1import com.sun.tools.attach.*;2import java.io.IOException;3import java.util.List;4import java.util.Scanner;5public class AttachTest {6    public static void main(String[] args) throws IOException, AttachNotSupportedException {7        List<VirtualMachineDescriptor> vmds = VirtualMachine.list();8        for (VirtualMachineDescriptor vmd : vmds) {9            System.out.println(vmd);10        }11        System.out.println("Enter the PID of the Java process to attach to:");12        Scanner sc = new Scanner(System.in);13        String pid = sc.nextLine();14        VirtualMachine vm = VirtualMachine.attach(pid);15        System.out.println(vm);16        vm.detach();17    }18}19import com.sun.tools.attach.*;20import java.io.IOException;21import java.util.List;22import java.util.Scanner;23public class AttachTest {24    public static void main(String[] args) throws IOException, AttachNotSupportedException {25        List<VirtualMachineDescriptor> vmds = VirtualMachine.list();26        for (VirtualMachineDescriptor vmd : vmds) {27            System.out.println(vmd);28        }29        System.out.println("Enter the PID of the Java process to attach to:");30        Scanner sc = new Scanner(System.in);31        String pid = sc.nextLine();32        VirtualMachine vm = VirtualMachine.attach(pid);33        System.out.println(vm);34        vm.detach();35    }36}

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