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How to use HotSpotVirtualMachine class of sun.tools.attach package

Best Powermock code snippet using sun.tools.attach.HotSpotVirtualMachine

Source:VMattach.java

...3import java.io.InputStream;4import com.lsl.commons.lang.utils.system.management.JvmUtil;5import com.sun.tools.attach.AttachNotSupportedException;6import com.sun.tools.attach.VirtualMachine;7import sun.tools.attach.HotSpotVirtualMachine;8public class VMattach {9    public static void main(String[] args) throws IOException, AttachNotSupportedException {10        int vmPid = JvmUtil.getVMPid();11        VirtualMachine virtualMachine = VirtualMachine.attach("" + vmPid);12        HotSpotVirtualMachine hotSpotVirtualMachine = (HotSpotVirtualMachine)virtualMachine;13        InputStream inputStream = hotSpotVirtualMachine.remoteDataDump(new String[] {});14        byte[] buff = new byte[256];15        int len;16        do {17            len = inputStream.read(buff);18            if (len > 0) {19                String respone = new String(buff, 0, len, "UTF-8");20                System.out.print(respone);21            }22        } while (len > 0);23        inputStream.close();24        virtualMachine.detach();25    }26}...

Source:GetInstance.java

...4import java.io.InputStream;5import java.lang.management.ManagementFactory;6import java.lang.management.RuntimeMXBean;7import com.sun.tools.attach.AttachNotSupportedException;8import sun.tools.attach.HotSpotVirtualMachine;9public class GetInstance {10	public static void process() throws Exception, IOException{11		RuntimeMXBean bean = ManagementFactory.getRuntimeMXBean();12		String name = bean.getName();13		int index = name.indexOf('@');14		String pid = name.substring(0, index);15		//è¿éè¦åºåæä½ç³»ç»16		HotSpotVirtualMachine machine = (HotSpotVirtualMachine) new sun.tools.attach.WindowsAttachProvider().attachVirtualMachine(pid);17		InputStream is = machine.heapHisto("-all");18		ByteArrayOutputStream baos = new ByteArrayOutputStream();19		int readed;20		byte[] buff = new byte[1024];21		while((readed = is.read(buff)) > 0){22			baos.write(buff, 0, readed);23		}24		is.close();25		machine.detach();26	}27}...

Source:Attach.java

1import com.sun.tools.attach.VirtualMachine;2import sun.tools.attach.HotSpotVirtualMachine;3import java.io.InputStream;4public class Attach {5    public static void main(String[] args)throws Exception {6        VirtualMachine virtualMachine = VirtualMachine.attach("6617");7        HotSpotVirtualMachine hotSpotVirtualMachine = (HotSpotVirtualMachine)virtualMachine;8        InputStream inputStream = hotSpotVirtualMachine.remoteDataDump(new String[]{});9        byte[] buff = new byte[256];10        int len;11        do {12            len = inputStream.read(buff);13            if (len > 0) {14                String respone = new String(buff, 0, len, "UTF-8");15                System.out.print(respone);16            }17        } while(len > 0);18        inputStream.close();19        virtualMachine.detach();20    }21}...

HotSpotVirtualMachine

Using AI Code Generation

1import com.sun.tools.attach.*;2import sun.tools.attach.HotSpotVirtualMachine;3import java.util.*;4import java.io.*;5import java.lang.management.*;6{7    public static void main(String[] args) throws Exception8    {9(HotSpotVirtualMachine)VirtualMachine.attach(pid);10        InputStream is = vm.heapHisto("-live");11        BufferedReader br = new BufferedReader(new InputStreamReader(is));12        String line = br.readLine();13        while (line != null)14        {15            System.out.println(line);16            line = br.readLine();17        }18    }19}20sun.tools.attach.HotSpotVirtualMachine.heapHisto() is not supported on this 21        at sun.tools.attach.HotSpotVirtualMachine.heapHisto(HotSpotVirtualMachine.java:221)22        at 4.main(4.java:22)23sun.tools.attach.HotSpotVirtualMachine.heapHisto() is not supported on this 24        at sun.tools.attach.HotSpotVirtualMachine.heapHisto(HotSpotVirtualMachine.java:221)25        at 4.main(4.java:22)

HotSpotVirtualMachine

Using AI Code Generation

1import com.sun.tools.attach.*;2{3public static void main(String[] args)4{5{6VirtualMachine vm = VirtualMachine.attach("1234");7vm.loadAgent("/home/abc/agent.jar");8vm.detach();9}10catch(Exception e)11{12System.out.println(e);13}14}15}16import com.sun.tools.attach.*;17{18public static void agentmain(String agentArgs, Instrumentation inst)19{20System.out.println("Agent is running");21}22}23Exception in thread "main" java.lang.UnsatisfiedLinkError: com.sun.tools.attach.VirtualMachineImpl.getSystemProperties0()Ljava/util/Properties;24at com.sun.tools.attach.VirtualMachineImpl.getSystemProperties0(Native Method)25at com.sun.tools.attach.VirtualMachineImpl.getSystemProperties(VirtualMachineImpl.java:174)26at com.sun.tools.attach.VirtualMachineImpl.loadAgent(VirtualMachineImpl.java:167)27at com.sun.tools.attach.VirtualMachine.loadAgent(VirtualMachine.java:279)28at 4.main(4.java:11)29Exception in thread "main" java.lang.UnsatisfiedLinkError: com.sun.tools.attach.VirtualMachineImpl.getSystemProperties0()Ljava/util/Properties;

HotSpotVirtualMachine

Using AI Code Generation

1import java.io.IOException;2import java.lang.management.*;3import java.lang.reflect.*;4import java.util.*;5import com.sun.tools.attach.*;6import sun.tools.attach.*;7public class Path {8public static void main(String[] args) throws Exception {9List list = VirtualMachine.list();10VirtualMachine vm = null;11for (int i = 0; i < list.size(); i++) {12VirtualMachineDescriptor vmd = (VirtualMachineDescriptor) list.get(i);13if (vmd.id().equals("1234")) {14vm = VirtualMachine.attach(vmd);15break;16}17}18Properties props = vm.getSystemProperties();19String classpath = props.getProperty("java.class.path");20System.out.println(classpath);21vm.detach();22}23}24import java.io.IOException;25import java.lang.management.*;26import java.lang.reflect.*;27import java.util.*;28import com.sun.tools.attach.*;29import sun.tools.attach.*;30public class Path {31public static void main(String[] args) throws Exception {32List list = VirtualMachine.list();33VirtualMachine vm = null;34for (int i = 0; i < list.size(); i++) {35VirtualMachineDescriptor vmd = (VirtualMachineDescriptor) list.get(i);36if (vmd.id().equals("1234")) {37vm = VirtualMachine.attach(vmd);38break;39}40}41Properties props = vm.getSystemProperties();42String classpath = props.getProperty("java.class.path");43System.out.println(classpath);44vm.detach();45}46}47import java.io.*;48import java.util.*;49import java.lang.management.*;50import com.sun.tools.attach.*;51public class Path {52public static void main(String[] args) throws Exception {53List list = VirtualMachine.list();54VirtualMachine vm = null;

HotSpotVirtualMachine

Using AI Code Generation

1import java.io.*;2import java.util.*;3import java.lang.management.*;4import com.sun.tools.attach.*;5public class 4 {6    public static void main(String[] args) throws Exception {7        String targetId = args[0];8        HotSpotVirtualMachine target = (HotSpotVirtualMachine)VirtualMachine.attach(targetId);9        List<String> classes = target.getSystemProperties().get("java.class.path").split(";");10        for (String cls : classes) {11            System.out.println(cls);12        }13        target.detach();14    }15}16import java.io.*;17import java.util.*;18import java.lang.management.*;19import com.sun.tools.attach.*;20public class 5 {21    public static void main(String[] args) throws Exception {22        String targetId = args[0];23        HotSpotVirtualMachine target = (HotSpotVirtualMachine)VirtualMachine.attach(targetId);24        List<String> classes = target.getSystemProperties().get("java.class.path").split(";");25        for (String cls : classes) {26            System.out.println(cls);27        }28        target.detach();29    }30}31import java.io.*;32import java.util.*;33import java.lang.management.*;34import com.sun.tools.attach.*;35public class 6 {36    public static void main(String[] args) throws Exception {37        String targetId = args[0];38        HotSpotVirtualMachine target = (HotSpotVirtualMachine)VirtualMachine.attach(targetId);

HotSpotVirtualMachine

Using AI Code Generation

1package com.mycompany.myproject;2import java.io.IOException;3import java.util.Arrays;4import java.util.List;5import com.sun.tools.attach.AttachNotSupportedException;6import com.sun.tools.attach.VirtualMachine;7import com.sun.tools.attach.VirtualMachineDescriptor;8public class 4 {9    public static void main(String[] args) {10        List<VirtualMachineDescriptor> vmds = VirtualMachine.list();11        for (VirtualMachineDescriptor vmd : vmds) {12            if (vmd.displayName().contains("myapp")) {13                try {14                    VirtualMachine vm = VirtualMachine.attach(vmd);15                    vm.heapHisto("heapdump.txt");16                } catch (AttachNotSupportedException e) {17                    e.printStackTrace();18                } catch (IOException e) {19                    e.printStackTrace();20                }21            }22        }23    }24}25package com.mycompany.myproject;26import java.io.File;27import java.io.IOException;28import java.lang.management.ManagementFactory;29import java.lang.management.MemoryMXBean;30import java.lang.management.MemoryUsage;31import java.util.Date;32import javax.management.MBeanServer;33import javax.management.MalformedObjectNameException;34import javax.management.ObjectName;35import javax.management.openmbean.CompositeData;36import com.sun.management.HotSpotDiagnosticMXBean;37public class 5 {38    public static void main(String[] args) {39        try {40            MBeanServer server = ManagementFactory.getPlatformMBeanServer();41            HotSpotDiagnosticMXBean mxBean = ManagementFactory.newPlatformMXBeanProxy(server,42                    "com.sun.management:type=HotSpotDiagnostic", HotSpotDiagnosticMXBean.class);43            mxBean.dumpHeap("heapdump.txt", true);44        } catch (IOException e) {45            e.printStackTrace();46        }47    }48}49package com.mycompany.myproject;50import java.io.File;51import java.io.IOException;52import java.lang.management.ManagementFactory;53import java.lang.management.MemoryMXBean;54import java.lang.management.MemoryUsage;55import java.util.Date;56import javax.management.MBeanServer;57import javax.management.MalformedObjectNameException;58import javax.management.ObjectName;59import javax.management.openmbean.CompositeData;60import com.sun

HotSpotVirtualMachine

Using AI Code Generation

1import java.lang.management.*;2import java.io.*;3import java.util.*;4import com.sun.tools.attach.*;5import com.sun.tools.attach.VirtualMachine;6public class 4 {7public static void main(String[] args) throws Exception {8  String pid = args[0];9  VirtualMachine vm = VirtualMachine.attach(pid);10  String agent = vm.getSystemProperties().getProperty("java.home") + File.separator + "lib" + File.separator + "management-agent.jar";11  vm.loadAgent(agent);12  vm.detach();13  VirtualMachineDescriptor vmd = null;14  for (VirtualMachineDescriptor vmdesc : VirtualMachine.list()) {15    if (vmdesc.id().equals(pid)) {16      vmd = vmdesc;17    }18  }19  if (vmd != null) {20    VirtualMachine vm2 = VirtualMachine.attach(vmd);21    InputStream in = vm2.remoteDataDump(new Object[] {ThreadInfo.class});22    ObjectInputStream ois = new ObjectInputStream(in);23    ThreadInfo[] threads = (ThreadInfo[]) ois.readObject();24    for (ThreadInfo thread : threads) {25      System.out.println(thread);26    }27    vm2.detach();28  }29}30}31at java.net.SocketInputStream.socketRead0(Native Method)32at java.net.SocketInputStream.read(SocketInputStream.java:152)33at java.net.SocketInputStream.read(SocketInputStream.java:122)34at java.io.BufferedInputStream.fill(BufferedInputStream.java:235)35at java.io.BufferedInputStream.read(BufferedInputStream.java:254)36at sun.nio.cs.StreamDecoder.readBytes(StreamDecoder.java:283)37at sun.nio.cs.StreamDecoder.implRead(StreamDecoder.java:325)38at sun.nio.cs.StreamDecoder.read(StreamDecoder.java:177)39at java.io.InputStreamReader.read(InputStreamReader.java:184)40at java.io.BufferedReader.fill(BufferedReader.java:161)41at java.io.BufferedReader.readLine(BufferedReader.java:324)42at java.io.BufferedReader.readLine(BufferedReader.java:389)43at 4.main(4.java:42)

HotSpotVirtualMachine

Using AI Code Generation

1import java.io.File;2import java.io.IOException;3import java.lang.management.ManagementFactory;4import java.lang.management.MemoryMXBean;5import java.lang.management.MemoryUsage;6import java.lang.reflect.InvocationTargetException;7import java.lang.reflect.Method;8import java.util.ArrayList;9import java.util.List;10import sun.tools.attach.HotSpotVirtualMachine;11public class HeapDump {12    private static final String HOTSPOT_BEAN_NAME = "com.sun.management:type=HotSpotDiagnostic";13    private static final String HOTSPOT_DUMP_HEAP_METHOD = "dumpHeap";14    public static void main(String[] args) throws Exception {15        String pid = getPid();16        System.out.println("PID: " + pid);17        String heapDumpFile = "heapdump.bin";18        dumpHeap(pid, heapDumpFile);19    }20    public static String getPid() throws Exception {21        String name = ManagementFactory.getRuntimeMXBean().getName();22        String pid = name.substring(0, name.indexOf('@'));23        return pid;24    }25    public static void dumpHeap(String pid, String heapDumpFile) throws Exception {26        HotSpotVirtualMachine vm = null;27        try {28            vm = (HotSpotVirtualMachine) HotSpotVirtualMachine.attach(pid);29            vm.loadAgentLibrary("jdwp", "transport=dt_socket,server=y,suspend=n,address=5005");30            vm.loadAgentLibrary("jrockit", "transport=dt_socket,server=y,suspend=n,address=5005");31            vm.loadAgentLibrary("jvm", "transport=dt_socket,server=y,suspend=n,address=5005");32            vm.loadAgentLibrary("jvmstat", "transport=dt_socket,server=y,suspend=n,address=5005");33            vm.loadAgentLibrary("management", "transport=dt_socket,server=y,suspend=n,address=5005");34            vm.loadAgentLibrary("management_agent", "transport=dt_socket,server=y,suspend=n,address=5005");35            vm.loadAgentLibrary("msvcr71", "transport=dt_socket,server=y,suspend=n,address=5005");36            vm.loadAgentLibrary("net", "transport=dt_socket,server=y,suspend=n,address=5005");

HotSpotVirtualMachine

Using AI Code Generation

1import java.io.*;2import java.lang.management.*;3import java.util.*;4import com.sun.tools.attach.*;5public class 4 {6    public static void main(String[] args) throws Exception {7        String pid = args[0];8        VirtualMachine vm = VirtualMachine.attach(pid);9        try {10            vm.loadAgent("/usr/lib/jvm/java-6-sun-

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