Package net.bytebuddy.agent
Class VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment
- java.lang.Object
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- net.bytebuddy.agent.VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment
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- All Implemented Interfaces:
VirtualMachine.ForOpenJ9.Dispatcher
- Enclosing interface:
- VirtualMachine.ForOpenJ9.Dispatcher
public static class VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment extends Object implements VirtualMachine.ForOpenJ9.Dispatcher
A connector implementation for a Windows environment using JNA.
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Nested Class Summary
Nested Classes Modifier and Type Class Description protected static class
VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment.AttachmentHandle
A handle for an attachment which is represented by a pair of handles.protected static interface
VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment.WindowsLibrary
A library for interacting with Windows.-
Nested classes/interfaces inherited from interface net.bytebuddy.agent.VirtualMachine.ForOpenJ9.Dispatcher
VirtualMachine.ForOpenJ9.Dispatcher.ForJnaPosixEnvironment, VirtualMachine.ForOpenJ9.Dispatcher.ForJnaWindowsEnvironment
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Constructor Summary
Constructors Constructor Description ForJnaWindowsEnvironment()
Creates a new connector for a Windows environment using JNA.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
decrementSemaphore(File directory, String name, boolean global, int count)
Decrements a semaphore.int
getOwnerIdOf(File file)
Returns the user id of the owner of the supplied file.String
getTemporaryFolder()
Returns this machine's temporary folder.void
incrementSemaphore(File directory, String name, boolean global, int count)
Increments a semaphore.boolean
isExistingProcess(int processId)
Returnstrue
if the supplied process id is a running process.int
pid()
Returns the process id of this process.void
setPermissions(File file, int permissions)
Sets permissions for the supplied file.int
userId()
Returns the user id of this process.
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Method Detail
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getTemporaryFolder
public String getTemporaryFolder()
Returns this machine's temporary folder.- Specified by:
getTemporaryFolder
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Returns:
- The temporary folder.
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pid
public int pid()
Returns the process id of this process.- Specified by:
pid
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Returns:
- The process id of this process.
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userId
public int userId()
Returns the user id of this process.- Specified by:
userId
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Returns:
- The user id of this process
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isExistingProcess
public boolean isExistingProcess(int processId)
Returnstrue
if the supplied process id is a running process.- Specified by:
isExistingProcess
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Parameters:
processId
- The process id to evaluate.- Returns:
true
if the supplied process id is currently running.
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getOwnerIdOf
public int getOwnerIdOf(File file)
Returns the user id of the owner of the supplied file.- Specified by:
getOwnerIdOf
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Parameters:
file
- The file for which to locate the owner.- Returns:
- The owner id of the supplied file.
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setPermissions
public void setPermissions(File file, int permissions)
Sets permissions for the supplied file.- Specified by:
setPermissions
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Parameters:
file
- The file for which to set the permissions.permissions
- The permission bits to set.
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incrementSemaphore
public void incrementSemaphore(File directory, String name, boolean global, int count)
Increments a semaphore.- Specified by:
incrementSemaphore
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Parameters:
directory
- The sempahore's control directory.name
- The semaphore's name.global
-true
if the semaphore is in the global namespace (only applicable on Windows).count
- The amount of increments.
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decrementSemaphore
public void decrementSemaphore(File directory, String name, boolean global, int count)
Decrements a semaphore.- Specified by:
decrementSemaphore
in interfaceVirtualMachine.ForOpenJ9.Dispatcher
- Parameters:
directory
- The sempahore's control directory.name
- The semaphore's name.global
-true
if the semaphore is in the global namespace (only applicable on Windows).count
- The amount of decrements.
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