public JobObject(string jobObjectName)
{
if (string.IsNullOrEmpty(jobObjectName))
{
jobObjectName = null;
}
this.name = jobObjectName;
this.jobHandle = NativeMethods.CreateJobObject(IntPtr.Zero, jobObjectName);
if (this.jobHandle.IsInvalid)
{
if (jobObjectName == null)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "CreateJobObject failed.");
}
else
{
// JOB_OBJECT_ALL_ACCESS = 0x1F001F
this.jobHandle = NativeMethods.OpenJobObject(0x1F001F, false, jobObjectName);
if (this.jobHandle.IsInvalid)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "OpenJobObject failed.");
}
}
}
this.UpdateExtendedLimit();
}
public static JobObject Attach(string jobObjectName)
{
if (string.IsNullOrEmpty(jobObjectName))
{
throw new ArgumentNullException("jobObjectName");
}
JobObjectHandle jobHandle = null;
JobObject result = null;
JobObject tempResult = null;
try
{
// JOB_OBJECT_ALL_ACCESS = 0x1F001F
jobHandle = NativeMethods.OpenJobObject(0x1F001F, false, jobObjectName);
if (jobHandle.IsInvalid)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "Failed to open job object.");
}
tempResult = new JobObject(jobHandle, jobObjectName);
jobHandle = null;
result = tempResult;
tempResult = null;
}
finally
{
if (jobHandle != null)
{
jobHandle.Dispose();
}
if (tempResult != null)
{
tempResult.Dispose();
}
}
return(result);
}
/// <summary>
/// Initializes a new instance of the <see cref="JobObject"/> class. No Windows Job Object is created.
/// </summary>
private JobObject(JobObjectHandle jobObject, string jobObjectName)
{
this.jobHandle = jobObject;
this.name = jobObjectName;
}
public static extern bool AssignProcessToJobObject(JobObjectHandle hJob, IntPtr hProcess);
public static extern bool TerminateJobObject(JobObjectHandle hJob, uint uExitCode);
public static extern bool SetInformationJobObject(JobObjectHandle hJob, JobObjectInfoClass JobObjectInfoClass, IntPtr lpJobObjectInfo, uint cbJobObjectInfoLength);
public static extern bool QueryInformationJobObject(JobObjectHandle hJob, JobObjectInfoClass JobObjectInformationClass, IntPtr lpJobObjectInfo, uint cbJobObjectInfoLength, IntPtr lpReturnLength);
public static extern bool TerminateJobObject(JobObjectHandle hJob, uint uExitCode);
public static extern bool IsProcessInJob(IntPtr Process, JobObjectHandle hJob, [MarshalAs(UnmanagedType.Bool)] out bool Result);
public static extern bool QueryInformationJobObject(JobObjectHandle hJob, JobObjectInfoClass JobObjectInformationClass, IntPtr lpJobObjectInfo, uint cbJobObjectInfoLength, IntPtr lpReturnLength);
public static extern bool AssignProcessToJobObject(JobObjectHandle hJob, IntPtr hProcess);
public static extern bool SetInformationJobObject(JobObjectHandle hJob, JobObjectInfoClass JobObjectInfoClass, IntPtr lpJobObjectInfo, uint cbJobObjectInfoLength);
public static extern bool IsProcessInJob(IntPtr Process, JobObjectHandle hJob, [MarshalAs(UnmanagedType.Bool)] out bool Result);
public static JobObject Attach(string jobObjectName)
{
if (string.IsNullOrEmpty(jobObjectName))
{
throw new ArgumentNullException("jobObjectName");
}
JobObjectHandle jobHandle = null;
JobObject result = null;
JobObject tempResult = null;
try
{
// JOB_OBJECT_ALL_ACCESS = 0x1F001F
jobHandle = NativeMethods.OpenJobObject(0x1F001F, false, jobObjectName);
if (jobHandle.IsInvalid)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "Failed to open job object.");
}
tempResult = new JobObject(jobHandle, jobObjectName);
jobHandle = null;
result = tempResult;
tempResult = null;
}
finally
{
if (jobHandle != null)
{
jobHandle.Dispose();
}
if (tempResult != null)
{
tempResult.Dispose();
}
}
return result;
}
public JobObject(string jobObjectName)
{
if (string.IsNullOrEmpty(jobObjectName))
{
jobObjectName = null;
}
this.name = jobObjectName;
this.jobHandle = NativeMethods.CreateJobObject(IntPtr.Zero, jobObjectName);
if (this.jobHandle.IsInvalid)
{
if (jobObjectName == null)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "CreateJobObject failed.");
}
else
{
// JOB_OBJECT_ALL_ACCESS = 0x1F001F
this.jobHandle = NativeMethods.OpenJobObject(0x1F001F, false, jobObjectName);
if (this.jobHandle.IsInvalid)
{
int error = Marshal.GetLastWin32Error();
throw new Win32Exception(error, "OpenJobObject failed.");
}
}
}
this.UpdateExtendedLimit();
}
/// <summary>
/// Initializes a new instance of the <see cref="JobObject"/> class. No Windows Job Object is created.
/// </summary>
private JobObject(JobObjectHandle jobObject, string jobObjectName)
{
this.jobHandle = jobObject;
this.name = jobObjectName;
}
