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How to use read method of sun.tools.attach.WindowsVirtualMachine class

Best Powermock code snippet using sun.tools.attach.WindowsVirtualMachine.read

Source:WindowsVirtualMachine.java

...63/* 100 */       connectPipe(l);64/*     */ 65/* 103 */       PipedInputStream localPipedInputStream = new PipedInputStream(l);66/*     */ 67/* 106 */       int j = readInt(localPipedInputStream);68/* 107 */       if (j != 0)69/*     */       {70/* 109 */         String str2 = readErrorMessage(localPipedInputStream);71/*     */ 72/* 111 */         if (paramString.equals("load")) {73/* 112 */           throw new AgentLoadException("Failed to load agent library");74/*     */         }75/* 114 */         if (str2 == null) {76/* 115 */           throw new AttachOperationFailedException("Command failed in target VM");77/*     */         }78/* 117 */         throw new AttachOperationFailedException(str2);79/*     */       }80/*     */ 81/* 123 */       return localPipedInputStream;82/*     */     }83/*     */     catch (IOException localIOException) {84/* 126 */       closePipe(l);85/* 127 */       throw localIOException;86/*     */     }87/*     */   }88/*     */ 89/*     */   static native void init();90/*     */ 91/*     */   static native byte[] generateStub();92/*     */ 93/*     */   static native long openProcess(int paramInt)94/*     */     throws IOException;95/*     */ 96/*     */   static native void closeProcess(long paramLong)97/*     */     throws IOException;98/*     */ 99/*     */   static native long createPipe(String paramString)100/*     */     throws IOException;101/*     */ 102/*     */   static native void closePipe(long paramLong)103/*     */     throws IOException;104/*     */ 105/*     */   static native void connectPipe(long paramLong)106/*     */     throws IOException;107/*     */ 108/*     */   static native int readPipe(long paramLong, byte[] paramArrayOfByte, int paramInt1, int paramInt2)109/*     */     throws IOException;110/*     */ 111/*     */   static native void enqueue(long paramLong, byte[] paramArrayOfByte, String paramString1, String paramString2, Object[] paramArrayOfObject)112/*     */     throws IOException;113/*     */ 114/*     */   static115/*     */   {116/* 191 */     System.loadLibrary("attach");117/* 192 */     init();118/*     */   }119/*     */ 120/*     */   private class PipedInputStream extends InputStream121/*     */   {122/*     */     private long hPipe;123/*     */ 124/*     */     public PipedInputStream(long arg2)125/*     */     {126/*     */       Object localObject;127/* 137 */       this.hPipe = localObject;128/*     */     }129/*     */ 130/*     */     public synchronized int read() throws IOException {131/* 141 */       byte[] arrayOfByte = new byte[1];132/* 142 */       int i = read(arrayOfByte, 0, 1);133/* 143 */       if (i == 1) {134/* 144 */         return arrayOfByte[0] & 0xFF;135/*     */       }136/* 146 */       return -1;137/*     */     }138/*     */ 139/*     */     public synchronized int read(byte[] paramArrayOfByte, int paramInt1, int paramInt2) throws IOException140/*     */     {141/* 151 */       if ((paramInt1 < 0) || (paramInt1 > paramArrayOfByte.length) || (paramInt2 < 0) || (paramInt1 + paramInt2 > paramArrayOfByte.length) || (paramInt1 + paramInt2 < 0))142/*     */       {143/* 153 */         throw new IndexOutOfBoundsException();144/* 154 */       }if (paramInt2 == 0) {145/* 155 */         return 0;146/*     */       }147/* 157 */       return WindowsVirtualMachine.readPipe(this.hPipe, paramArrayOfByte, paramInt1, paramInt2);148/*     */     }149/*     */ 150/*     */     public void close() throws IOException {151/* 161 */       if (this.hPipe != -1L) {152/* 162 */         WindowsVirtualMachine.closePipe(this.hPipe);153/* 163 */         this.hPipe = -1L;154/*     */       }155/*     */     }156/*     */   }157/*     */ }158/* Location:           D:\dt\jdk\tools.jar159 * Qualified Name:     sun.tools.attach.WindowsVirtualMachine160 * JD-Core Version:    0.6.2161 */...

read

Using AI Code Generation

1import java.io.IOException;2import java.nio.file.Files;3import java.nio.file.Path;4import java.nio.file.Paths;5import java.util.List;6import java.util.stream.Collectors;7import sun.tools.attach.WindowsVirtualMachine;8public class Test {9	public static void main(String[] args) throws IOException {10		Path proc = Paths.get("C:\\Program Files\\Java\\jdk1.8.0_144\\bin\\java.exe");11		List<String> pids = Files.list(Paths.get("\\\\.\\pipe\\"))12				.map(p -> p.getFileName().toString())13				.filter(p -> p.startsWith("JVM_PID"))14				.collect(Collectors.toList());15		for (String pid : pids) {16			try {17				WindowsVirtualMachine wvm = new WindowsVirtualMachine(Integer.parseInt(pid.substring(8)));18				String cmd = wvm.getSystemProperties().getProperty("sun.java.command");19				if (cmd.contains("MyApplication")) {20					System.out.println("MyApplication is running with PID " + pid);21					System.out.println("MyApplication command line: " + cmd);22				}23			} catch (Throwable t) {24			}25		}26	}27}

read

Using AI Code Generation

1import sun.tools.attach.WindowsVirtualMachine;2public class Test {3    public static void main(String[] args) throws Exception {4        WindowsVirtualMachine vm = new WindowsVirtualMachine("1234");5        String output = vm.execute("jcmd", "1234 VM.version");6        System.out.println(output);7    }8}9C:\Users\user>java -cp .;tools.jar Test

read

Using AI Code Generation

1import java.io.IOException;2import java.util.List;3import java.util.Map;4import java.util.stream.Collectors;5import sun.tools.attach.HotSpotVirtualMachine;6import sun.tools.attach.WindowsVirtualMachine;7public class TestReadMemory {8    public static void main(String[] args) throws IOException {9        HotSpotVirtualMachine vm = new WindowsVirtualMachine("1234");10        long address = 0x0000000000000000L;11        byte[] buffer = new byte[1024];12        int n = vm.read(address, buffer, 0, buffer.length);13        System.out.println("read " + n + " bytes");14    }15}16public int read(long address, byte[] buffer, int offset, int length)17        throws IOException {18    int n = 0;19    while (n < length) {20        int m = read0(address, buffer, offset + n, length - n);21        if (m == -1) {22            break;23        }24        n += m;25    }26    return n;27}28private native int read0(long address, byte[] buffer, int offset, int length);29JVM_Read(jlong address, jbyte* buf, jint len)30{31    DWORD oldProtect;32    if (!VirtualProtect((LPVOID)address, (SIZE_T)len, PAGE_EXECUTE_READWRITE, &oldProtect)) {33        return -1;34    }35    memcpy(buf, (LPVOID)address, (SIZE_T)len);36    if (!VirtualProtect((LPVOID)address, (SIZE_T)len, oldProtect, &oldProtect)) {37        return -1;38    }39    return len;40}41BOOL VirtualProtect(

read

Using AI Code Generation

1import java.lang.reflect.Method;2import sun.tools.attach.WindowsVirtualMachine;3public class ReadPid {4    public static void main(String[] args) {5        try {6            Class<?> clazz = Class.forName("sun.tools.attach.WindowsVirtualMachine");7            Method method = clazz.getMethod("read", String.class);8            WindowsVirtualMachine vm = new WindowsVirtualMachine("1234");9            String result = (String) method.invoke(vm, "pid");10            System.out.println(result);11        } catch (Exception e) {12            e.printStackTrace();13        }14    }15}

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Using AI Code Generation

1import sun.tools.attach.WindowsVirtualMachine;2import java.io.IOException;3import java.util.Arrays;4import java.util.List;5public class MemoryScanner {6    private static final int PROCESS_ID = 0x00000000;7    private static final int BUFFER_SIZE = 0x100000;8    private static final int MINIMUM_SIZE = 0x1000;9    public static void main(String[] args) throws IOException {10        WindowsVirtualMachine vm = new WindowsVirtualMachine(PROCESS_ID);11        byte[] buffer = new byte[BUFFER_SIZE];12        for (int i = 0; i < BUFFER_SIZE; i += MINIMUM_SIZE) {13            vm.read(0x00000000 + i, buffer, 0, MINIMUM_SIZE);14            List<Byte> list = Arrays.asList(buffer);15            if (list.contains(0x00) && list.contains(0x01)) {16                System.out.println("Found it!");17            }18        }19    }20}21javac -cp .;C:\Program Files\Java\jdk1.8.0_25\lib\tools.jar MemoryScanner.java22java -cp .;C:\Program Files\Java\jdk1.8.0_25\lib\tools.jar MemoryScanner23javac -cp .;C:\Program Files

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Using AI Code Generation

1import sun.tools.attach.WindowsVirtualMachine;2import java.util.Scanner;3import java.io.IOException;4public class ReadVariable {5    public static void main(String[] args) throws IOException {6        if (args.length < 2) {7            System.out.println("Usage: java ReadVariable <pid> <variable>");8            return;9        }10        int pid = Integer.parseInt(args[0]);11        String variable = args[1];12        WindowsVirtualMachine vm = WindowsVirtualMachine.attach(pid);13        try {14            Scanner in = new Scanner(vm.remoteDataDump(variable));15            while (in.hasNextLine()) {16                System.out.println(in.nextLine());17            }18        } finally {19            vm.detach();20        }21    }22}23C:\jdk1.8.0_45\bin>java -cp .;tools.jar TestClass24C:\jdk1.8.0_45\bin>java -cp .;tools.jar ReadVariable 1044 name

read

Using AI Code Generation

1import java.io.*;2import java.lang.management.*;3import java.util.*;4import sun.tools.attach.*;5{6    public static void main(String[] args)7    {8        {9            String processId = ManagementFactory.getRuntimeMXBean().getName().split("@")[0];10            System.out.println("Process Id of the current java process: " + processId);11            System.out.println();12            System.out.println("List of the system properties of the current java process:");13            Properties properties = System.getProperties();14            for (String key : properties.stringPropertyNames())15            {16                String value = properties.getProperty(key);17                System.out.println(key + "=" + value);18            }19            System.out.println();20            System.out.println("List of the process id's of the running java processes:");21            List<String> processIds = new WindowsVirtualMachine().read();22            for (String id : processIds)23            {24                System.out.println(id);25            }26            System.out.println();27            System.out.println("List of the system properties of each of the running java processes:");28            for (String id : processIds)29            {30                System.out.println("Process Id: " + id);31                Properties props = new WindowsVirtualMachine(id).getSystemProperties();32                for (String key : props.stringPropertyNames())33                {34                    String value = props.getProperty(key);35                    System.out.println(key + "=" + value);36                }37                System.out.println();38            }39        }40        catch (Exception e)41        {42            e.printStackTrace();43        }44    }45}46java.runtime.name=Java(TM) SE Runtime Environment47path.separator=;48java.vm.name=Java HotSpot(TM) 64-B

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Using AI Code Generation

1import java.io.*;2import java.lang.reflect.*;3import java.util.*;4import sun.tools.attach.*;5public class ReadMemoryFromAnotherProcess {6    private static final String CLASS_NAME = "MyClass";7    private static final String METHOD_NAME = "myMethod";8    public static void main(String[] args) throws Exception {9        int pid = 0;10        if (args.length == 0) {11            System.out.println("Please enter the pid of the target process:");12            BufferedReader br = new BufferedReader(new InputStreamReader(System.in));13            String line = br.readLine();14            pid = Integer.parseInt(line);15        } else {16            pid = Integer.parseInt(args[0]);17        }18        System.out.println("Reading memory from process with pid " + pid);19        WindowsVirtualMachine vm = new WindowsVirtualMachine(pid);20        try {21            vm.startLocalManagementAgent();22            String connectorAddress = vm.getAgentProperties().getProperty("com.sun.management.jmxremote.localConnectorAddress");23            System.out.println("connectorAddress = " + connectorAddress);24            long address = getAddress(connectorAddress);25            System.out.println("address = " + address);26            long size = getSize(connectorAddress);27            System.out.println("size = " + size);28            byte[] bytes = readMemory(connectorAddress,

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