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package org.graalvm.visualvm.lib.jfluid.wireprotocol;

import org.graalvm.visualvm.lib.jfluid.global.CommonConstants;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;


/**
 * This response is generated by the back end and contains the  VM properties such as various class paths.
 *
 * @author Tomas Hurka
 * @author Misha Dmitriev
 * @author Ian Formanek
 */
public class VMPropertiesResponse extends Response {
    //~ Instance fields ----------------------------------------------------------------------------------------------------------

    private String bootClassPath;
    private String javaClassPath;
    private String javaCommand;
    private String javaExtDirs;
    private String jdkVersionString;
    private String jvmArguments;
    private String targetMachineOSName;
    private String workingDir;
    private boolean canInstrumentConstructor;
    private int agentId;
    private int agentVersion;
    private long maxHeapSize;
    private long startupTimeInCounts;
    private long startupTimeMillis;

    //~ Constructors -------------------------------------------------------------------------------------------------------------

    public VMPropertiesResponse(String jdkVerString, String javaClassPath, String javaExtDirs, String bootClassPath,
                                String workingDir, String jvmArguments, String javaCommand, String targetMachineOSName,
                                boolean canInstrumentConstructor, long maxHeapSize, long startupTimeMillis,
                                long startupTimeInCounts, int agentId) {
        super(true, VM_PROPERTIES);
        this.jdkVersionString = jdkVerString;
        this.javaClassPath = javaClassPath;
        this.javaExtDirs = javaExtDirs;
        this.bootClassPath = bootClassPath;
        this.workingDir = workingDir;
        this.jvmArguments = (jvmArguments != null) ? jvmArguments : ""; // NOI18N
        this.javaCommand = (javaCommand != null) ? javaCommand : ""; // NOI18N
        this.targetMachineOSName = targetMachineOSName;
        this.canInstrumentConstructor = canInstrumentConstructor;
        this.maxHeapSize = maxHeapSize;
        this.startupTimeMillis = startupTimeMillis;
        this.startupTimeInCounts = startupTimeInCounts & 0xFFFFFFFFFFFFFFL; // we use only 7 bytes for hi res timer
        this.agentId = agentId;
        this.agentVersion = CommonConstants.CURRENT_AGENT_VERSION;
    }

    // Custom serialization support
    VMPropertiesResponse() {
        super(true, VM_PROPERTIES);
    }

    //~ Methods ------------------------------------------------------------------------------------------------------------------

    public int getAgentId() {
        return agentId;
    }

    public int getAgentVersion() {
        return agentVersion;
    }

    public String getBootClassPath() {
        return bootClassPath;
    }

    public String getJDKVersionString() {
        return jdkVersionString;
    }

    public String getJVMArguments() {
        return jvmArguments;
    }

    public String getJavaClassPath() {
        return javaClassPath;
    }

    public String getJavaCommand() {
        return javaCommand;
    }

    public String getJavaExtDirs() {
        return javaExtDirs;
    }

    public boolean canInstrumentConstructor() {
        return canInstrumentConstructor;
    }

    public long getMaxHeapSize() {
        return maxHeapSize;
    }

    public long getStartupTimeInCounts() {
        return startupTimeInCounts;
    }

    public long getStartupTimeMillis() {
        return startupTimeMillis;
    }

    public String getTargetMachineOSName() {
        return targetMachineOSName;
    }

    public String getWorkingDir() {
        return workingDir;
    }

    // For debugging
    public String toString() {
        return "VMPropertiesResponse:" // NOI18N
               + "\n  jdkVersionString: " + jdkVersionString // NOI18N
               + "\n  javaClassPath: " + javaClassPath // NOI18N
               + "\n  javaExtDirs: " + javaExtDirs // NOI18N
               + "\n  bootClassPath: " + bootClassPath // NOI18N
               + "\n  workingDir: " + workingDir // NOI18N
               + "\n  jvmArguments: " + jvmArguments // NOI18N
               + "\n  javaCommand: " + javaCommand // NOI18N
               + "\n  targetMachineOSName: " + targetMachineOSName // NOI18N
               + "\n  canInstrumentConstructor: " + canInstrumentConstructor // NOI18N
               + "\n  maxHeapSize: " + maxHeapSize // NOI18N
               + "\n  startupTimeMillis: " + startupTimeMillis // NOI18N
               + "\n  startupTimeInCounts: " + startupTimeInCounts // NOI18N
               + "\n  agentId: " + agentId // NOI18N
               + "\n  agentVersion: " + agentVersion // NOI18N
               + "\n" + super.toString(); // NOI18N
    }

    void readObject(ObjectInputStream in) throws IOException {
        agentVersion = in.readInt();
        jdkVersionString = in.readUTF();
        javaClassPath = in.readUTF();
        javaExtDirs = in.readUTF();
        bootClassPath = in.readUTF();
        workingDir = in.readUTF();
        jvmArguments = in.readUTF();
        javaCommand = in.readUTF();
        targetMachineOSName = in.readUTF();
        canInstrumentConstructor = in.readBoolean();
        maxHeapSize = in.readLong();
        startupTimeMillis = in.readLong();
        startupTimeInCounts = in.readLong();
        agentId = in.readInt();
    }

    void writeObject(ObjectOutputStream out) throws IOException {
        out.writeInt(agentVersion);
        out.writeUTF(jdkVersionString);
        out.writeUTF(javaClassPath);
        out.writeUTF(javaExtDirs);
        out.writeUTF(bootClassPath);
        out.writeUTF(workingDir);
        out.writeUTF(jvmArguments);
        out.writeUTF(javaCommand);
        out.writeUTF(targetMachineOSName);
        out.writeBoolean(canInstrumentConstructor);
        out.writeLong(maxHeapSize);
        out.writeLong(startupTimeMillis);
        out.writeLong(startupTimeInCounts);
        out.writeInt(agentId);
    }
}
