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How to use SocketInputStream method of sun.tools.attach.SolarisVirtualMachine class

Best Powermock code snippet using sun.tools.attach.SolarisVirtualMachine.SocketInputStream

Source:SolarisVirtualMachine.java

...120        int s = enqueue(door, cmd, args);121        assert s >= 0;                          // valid file descriptor122        // The door call returns a file descriptor (one end of a socket pair).123        // Create an input stream around it.124        SocketInputStream sis = new SocketInputStream(s);125        // Read the command completion status126        int completionStatus;127        try {128            completionStatus = readInt(sis);129        } catch (IOException ioe) {130            sis.close();131            throw ioe;132        }133        // If non-0 it means an error but we need to special-case the134        // "load" command to ensure that the right exception is thrown.135        if (completionStatus != 0) {136            // read from the stream and use that as the error message137            String message = readErrorMessage(sis);138            sis.close();139            if (cmd.equals("load")) {140                throw new AgentLoadException("Failed to load agent library");141            } else {142                if (message == null) {143                    throw new AttachOperationFailedException("Command failed in target VM");144                } else {145                    throw new AttachOperationFailedException(message);146                }147            }148        }149        // Return the input stream so that the command output can be read150        return sis;151    }152    // InputStream over a socket153    private class SocketInputStream extends InputStream {154        int s;155        public SocketInputStream(int s) {156            this.s = s;157        }158        public synchronized int read() throws IOException {159            byte b[] = new byte[1];160            int n = this.read(b, 0, 1);161            if (n == 1) {162                return b[0] & 0xff;163            } else {164                return -1;165            }166        }167        public synchronized int read(byte[] bs, int off, int len) throws IOException {168            if ((off < 0) || (off > bs.length) || (len < 0) ||169                ((off + len) > bs.length) || ((off + len) < 0)) {...

SocketInputStream

Using AI Code Generation

1import java.io.*;2import java.lang.reflect.*;3import java.net.*;4import java.util.*;5import java.util.concurrent.*;6import java.util.concurrent.atomic.*;7import java.util.concurrent.locks.*;8import java.util.logging.*;9import java.util.regex.*;10import java.util.zip.*;11import sun.tools.attach.*;12public class AttachTest {13    public static void main(String[] args) throws Exception {14        String pid = args[0];15        VirtualMachine vm = VirtualMachine.attach(pid);16        try {17            String version = vm.getSystemProperties().getProperty("java.version");18            System.out.println("Java version: " + version);19            if (version.startsWith("1.6")) {20                System.out.println("Using sun.tools.attach.SolarisVirtualMachine");21                Class<?> clazz = Class.forName("sun.tools.attach.SolarisVirtualMachine");22                Constructor<?> ctor = clazz.getDeclaredConstructor(VirtualMachine.class);23                ctor.setAccessible(true);24                Object obj = ctor.newInstance(vm);25                Method m = clazz.getDeclaredMethod("socketInputStream");26                m.setAccessible(true);27                InputStream is = (InputStream) m.invoke(obj);28                System.out.println("SocketInputStream: " + is);29            } else {30                System.out.println("Using sun.tools.attach.HotSpotVirtualMachine");31                Class<?> clazz = Class.forName("sun.tools.attach.HotSpotVirtualMachine");32                Constructor<?> ctor = clazz.getDeclaredConstructor(VirtualMachine.class);33                ctor.setAccessible(true);34                Object obj = ctor.newInstance(vm);35                Method m = clazz.getDeclaredMethod("socketInputStream");36                m.setAccessible(true);37                InputStream is = (InputStream) m.invoke(obj);38                System.out.println("SocketInputStream: " + is);39            }40        } finally {41            vm.detach();42        }43    }44}

SocketInputStream

Using AI Code Generation

1class SocketInputStream {2    public static void main(String[] args) throws Exception {3        String pid = args[0];4        String command = args[1];5        String[] commandArray = {command};6        Class<?> vmClass = Class.forName("sun.tools.attach.SolarisVirtualMachine");7        Constructor<?> vmConstructor = vmClass.getConstructor(String.class);8        Object vm = vmConstructor.newInstance(pid);9        Method attachMethod = vmClass.getMethod("attach");10        attachMethod.invoke(vm);11        Method inputStreamMethod = vmClass.getMethod("getInputStream");12        Object inputStream = inputStreamMethod.invoke(vm);13        Class<?> inputStreamClass = inputStream.getClass();14        Method readMethod = inputStreamClass.getMethod("read");15        Method readArrayMethod = inputStreamClass.getMethod("read", byte[].class);16        Method readArrayOffsetLengthMethod = inputStreamClass.getMethod("read", byte[].class, int.class, int.class);17        System.out.println("Reading byte by byte");18        int readByte = (int) readMethod.invoke(inputStream);19        while (readByte != -1) {20            System.out.print((char) readByte);21            readByte = (int) readMethod.invoke(inputStream);22        }23        System.out.println("Reading byte array");24        byte[] readArray = (byte[]) readArrayMethod.invoke(inputStream, new byte[1024]);25        System.out.println(new String(readArray));26        System.out.println("Reading byte array with offset and length");27        byte[] readArrayWithOffsetLength = new byte[1024];28        int readLength = (int) readArrayOffsetLengthMethod.invoke(inputStream, readArrayWithOffsetLength, 0, 1024);29        System.out.println(new String(readArrayWithOffsetLength, 0, readLength));30        Method executeMethod = vmClass.getMethod("execute", String.class, String[].class);31        System.out.println("Executing command: " + command);32        System.out.println(executeMethod.invoke(vm, command, commandArray));33        Method detachMethod = vmClass.getMethod("detach");34        detachMethod.invoke(vm);35    }36}37class AttachAPI {38    public static void main(String[] args) throws Exception {39        String pid = args[0];40        String command = args[1];41        String[] commandArray = {command};

SocketInputStream

Using AI Code Generation

1import sun.tools.attach.SolarisVirtualMachine;2import java.io.IOException;3public class SunAttach {4    public static void main(String[] args) throws IOException {5        if (args.length != 1) {6            System.err.println("Usage: SunAttach <pid>");7            System.exit(1);8        }9        int pid = Integer.parseInt(args[0]);10        SolarisVirtualMachine vm = new SolarisVirtualMachine(pid);11        System.out.println(vm.getSystemProperties());12        vm.detach();13    }14}

SocketInputStream

Using AI Code Generation

1import sun.tools.attach.SolarisVirtualMachine;2import java.io.File;3import java.io.FileInputStream;4import java.io.IOException;5import java.io.InputStream;6import java.lang.management.ManagementFactory;7import java.lang.management.RuntimeMXBean;8import java.net.InetAddress;9import java.net.Socket;10import java.net.UnknownHostException;11import java.nio.ByteBuffer;12import java.nio.channels.SocketChannel;13import java.util.ArrayList;14import java.util.List;15public class GetPidOfTargetJVM {16    public static void main(String[] args) throws Exception {17        String pid = getPidOfCurrentJVM();18        System.out.println("pid of the current JVM is " + pid);19        String targetPid = getPidOfTargetJVM();20        System.out.println("pid of the target JVM is " + targetPid);21    }22    public static String getPidOfCurrentJVM() {23        RuntimeMXBean runtimeMXBean = ManagementFactory.getRuntimeMXBean();24        String pid = runtimeMXBean.getName().split("@")[0];25        return pid;26    }27    public static String getPidOfTargetJVM() throws Exception {28        String pid = null;29        String nameOfProcess = "java";30        String[] command = {"ps", "-e", "-o", "pid,args"};31        Process process = Runtime.getRuntime().exec(command);32        InputStream inputStream = process.getInputStream();33        byte[] buffer = new byte[1024];34        int bytesRead = 0;35        while ((bytesRead = inputStream.read(buffer)) != -1) {36            String[] lines = new String(buffer, 0, bytesRead).split("\n");37            for (String line : lines) {

SocketInputStream

Using AI Code Generation

1import sun.tools.attach.SolarisVirtualMachine;2import java.io.File;3import java.io.FileInputStream;4import java.io.InputStream;5import java.io.IOException;6import java.lang.reflect.Method;7import java.lang.reflect.InvocationTargetException;8import java.lang.reflect.Constructor;9import java.util.ArrayList;10import java.util.List;11import java.util.Map;12import java.util.HashMap;13import java.util.Set;14import java.util.HashSet;15import java.util.regex.Pattern;16import java.util.regex.Matcher;17import java.util.stream.Collectors;18import java.util.stream.Stream;19import java.net.Socket;20import java.net.InetSocketAddress;21import java.net.SocketException;22import java.net.UnknownHostException;23import java.net.InetAddress;24import java.net.NetworkInterface;25import java.net.SocketAddress;26import java.net.Inet4Address;27import java.net.Inet6Address;28import java.net.InetSocketAddress;29import java.net.SocketException;30import java.net.UnknownHostException;31import java.nio.channels.SocketChannel;32import java.nio.channels.ServerSocketChannel;33import java.nio.channels.Selector;34import java.nio.channels.SelectionKey;35import java.nio.channels.ClosedChannelException;36import java.nio.channels.AlreadyBoundException;37import java.nio.channels.CancelledKeyException;38import java.nio.channels.ClosedSelectorException;39import java.nio.channels.IllegalBlockingModeException;40import java.nio.channels.IllegalSelectorException;41import java.nio.channels.NoConnectionPendingException;42import java.nio.channels.NotYetBoundException;43import java.nio.channels.NotYetConnectedException;44import java.nio.channels.UnresolvedAddressException;45import java.nio.channels.UnsupportedAddressTypeException;46import java.nio.channels.spi.SelectorProvider;47import java.nio.ByteBuffer;48import java.nio.ByteOrder;49import java.nio.IntBuffer;50import java.nio.Buffer;51import java.nio.BufferOverflowException;52import java.nio.BufferUnderflowException;53import java.nio.ReadOnlyBufferException;54import java.nio.InvalidMarkException;55import java.nio.charset.Charset;56import java.nio.charset.CharsetDecoder;57import java.nio.charset.CharsetEncoder;58import java.nio.charset.CodingErrorAction;59import java.nio.charset.CharacterCodingException;60import java.nio.charset.UnmappableCharacterException;61import java.nio.charset.MalformedInputException;62import java.nio.charset.StandardCharsets;63import java.nio.file.Files;64import java.nio.file.Paths;65import java.nio.file.Path;66import java.nio.file.Standard

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