Interface ThreadStartRequest

All Superinterfaces:

EventRequest, Mirror

public interface ThreadStartRequest
extends EventRequest

Request for notification when a thread starts execution in the target VM. When an enabled ThreadStartRequest is hit, an event set containing a ThreadStartEvent will be placed on the EventQueue. The collection of existing ThreadStartRequests is managed by the EventRequestManager

Since:

1.3

See Also:

• ThreadStartEvent
• EventQueue
• EventRequestManager

Field Summary

Fields declared in interface EventRequest

SUSPEND_ALL, SUSPEND_EVENT_THREAD, SUSPEND_NONE

Modifier and Type	Field	Description
static final int	SUSPEND_ALL	Suspend all threads when the event occurs
static final int	SUSPEND_EVENT_THREAD	Suspend only the thread which generated the event when the event occurs
static final int	SUSPEND_NONE	Suspend no threads when the event occurs

Method Summary

Modifier and Type	Method	Description
default void	addPlatformThreadsOnlyFilter()	Restricts the events generated by this request to only platform threads.
void	addThreadFilter(ThreadReference thread)	Restricts the events generated by this request to those in the given thread.

Methods declared in interface EventRequest

addCountFilter, disable, enable, getProperty, isEnabled, putProperty, setEnabled, setSuspendPolicy, suspendPolicy

Modifier and Type	Method	Description
void	addCountFilter(int count)	Limit the requested event to be reported at most once after a given number of occurrences.
void	disable()	Same as setEnabled(false).
void	enable()	Same as setEnabled(true).
Object	getProperty(Object key)	Returns the value of the property with the specified key.
boolean	isEnabled()	Determines if this event request is currently enabled.
void	putProperty(Object key, Object value)	Add an arbitrary key/value "property" to this request.
void	setEnabled(boolean val)	Enables or disables this event request.
void	setSuspendPolicy(int policy)	Determines the threads to suspend when the requested event occurs in the target VM.
int	suspendPolicy()	Returns a value which describes the threads to suspend when the requested event occurs in the target VM.

Methods declared in interface Mirror

toString, virtualMachine

Modifier and Type	Method	Description
String	toString()	Returns a String describing this mirror
VirtualMachine	virtualMachine()	Gets the VirtualMachine to which this Mirror belongs.

Method Details

addThreadFilter

void addThreadFilter(ThreadReference thread)

Restricts the events generated by this request to those in the given thread.

Parameters:

thread - the thread to filter on.

Throws:

InvalidRequestStateException - if this request is currently enabled or has been deleted. Filters may be added only to disabled requests.

addPlatformThreadsOnlyFilter

default void addPlatformThreadsOnlyFilter()

Restricts the events generated by this request to only platform threads.

Implementation Requirements:

The default implementation throws UnsupportedOperationException.

Throws:

InvalidRequestStateException - if this request is currently enabled or has been deleted

Since:

21