io.dekorate.option.annotation

Annotation Type JvmOptions

@Target(value={CONSTRUCTOR,TYPE})
 @Retention(value=SOURCE)
public @interface JvmOptions

References: - https://www.baeldung.com/jvm-parameters (awesome resource).

Optional Element Summary

Optional Elements

Modifier and Type	Optional Element and Description
GarbageCollector	gc Garbage Collector implementation.
boolean	heapDumpOnOutOfMemoryError Instructs the JVM to dump heap into physical file in case of OutOfMemoryError
boolean	preferIPv4Stack Prefer IPv4 stack.
SecureRandomSource	secureRandom The Secure random source to use.
boolean	server Server Flag.
boolean	useGCOverheadLimit Is a policy that limits the proportion of the VM’s time that is spent in GC before an OutOfMemory error is thrown.
boolean	useStringDeduplication String deduplication flag.
int	xms Starting heap size in megabytes.
int	xmx Maxium heap size in megabytes.

Element Detail

xms

public abstract int xms

Starting heap size in megabytes.

Returns:

The starting heap size in megabytes, or 0 if undefined.

Default:

0

xmx

public abstract int xmx

Maxium heap size in megabytes.

Returns:

The maximum heap size in megabytes, or 0 if undefined.

Default:

0

server

public abstract boolean server

Server Flag.

Returns:

True if server flag is used.

Default:

false

useStringDeduplication

public abstract boolean useStringDeduplication

String deduplication flag.

Returns:

True if string deduplication is enabled.

Default:

false

preferIPv4Stack

public abstract boolean preferIPv4Stack

Prefer IPv4 stack.

Returns:

True if preferred.

Default:

false

heapDumpOnOutOfMemoryError

public abstract boolean heapDumpOnOutOfMemoryError

Instructs the JVM to dump heap into physical file in case of OutOfMemoryError

Returns:

True, if enabled.

Default:

false

useGCOverheadLimit

public abstract boolean useGCOverheadLimit

Is a policy that limits the proportion of the VM’s time that is spent in GC before an OutOfMemory error is thrown.

Returns:

True if enabled.

Default:

false

gc

public abstract GarbageCollector gc

Garbage Collector implementation.

Returns:

The gc impl or Undefined if none is selected.

Default:

io.dekorate.option.annotation.GarbageCollector.Undefined

secureRandom

public abstract SecureRandomSource secureRandom

The Secure random source to use. This will determine -Djava.security.egd option.

Returns:

The source to use. Defaults to undefined.

Default:

io.dekorate.option.annotation.SecureRandomSource.Undefined