Class ObjectParameterInfo

java.lang.Object

com.kenai.jffi.ObjectParameterInfo

public final class ObjectParameterInfo
extends Object

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	ObjectParameterInfo.ComponentType
static enum	ObjectParameterInfo.ObjectType

Field Summary

Fields

Modifier and Type	Field	Description
static final ObjectParameterInfo.ObjectType	ARRAY
static final ObjectParameterInfo.ComponentType	BOOLEAN
static final ObjectParameterInfo.ObjectType	BUFFER
static final ObjectParameterInfo.ComponentType	BYTE
private static final ConcurrentMap<Integer, ObjectParameterInfo>	CACHE
static final ObjectParameterInfo.ComponentType	CHAR
static final int	CLEAR	For OUT arrays, clear the native memory area before passing to the native function
static final ObjectParameterInfo.ComponentType	DOUBLE
static final ObjectParameterInfo.ComponentType	FLOAT
static final int	IN	Copy the array contents to native memory before calling the function
static final ObjectParameterInfo.ComponentType	INT
private final int	ioflags
static final ObjectParameterInfo.ComponentType	LONG
static final int	NULTERMINATE	Append a NUL byte to the array contents after copying to native memory
private final int	objectInfo
static final int	OUT	After calling the function, reload the array contents from native memory
private final int	parameterIndex
static final int	PINNED	Pin the array memory and pass the JVM memory pointer directly to the function
static final ObjectParameterInfo.ComponentType	SHORT

Constructor Summary

Constructors

Modifier	Constructor	Description
private	ObjectParameterInfo(int objectInfo)

Method Summary

Modifier and Type	Method	Description
(package private) final int	asObjectInfo()
static ObjectParameterInfo	create(int parameterIndex, int ioflags)
static ObjectParameterInfo	create(int parameterIndex, ObjectParameterInfo.ObjectType objectType, ObjectParameterInfo.ComponentType componentType, int ioflags)
boolean	equals(Object o)
private static ObjectParameterInfo	getCachedInfo(int objectInfo)
final int	getParameterIndex()
int	hashCode()
(package private) final int	ioflags()

Methods inherited from class Object

clone, finalize, getClass, notify, notifyAll, toString, wait, wait, wait

Field Details

CACHE

private static final ConcurrentMap<Integer, ObjectParameterInfo> CACHE

parameterIndex

private final int parameterIndex

ioflags

private final int ioflags

objectInfo

private final int objectInfo

IN

public static final int IN

Copy the array contents to native memory before calling the function

See Also:

• Constant Field Values

OUT

public static final int OUT

After calling the function, reload the array contents from native memory

See Also:

• Constant Field Values

PINNED

public static final int PINNED

Pin the array memory and pass the JVM memory pointer directly to the function

See Also:

• Constant Field Values

NULTERMINATE

public static final int NULTERMINATE

Append a NUL byte to the array contents after copying to native memory

See Also:

• Constant Field Values

CLEAR

public static final int CLEAR

For OUT arrays, clear the native memory area before passing to the native function

See Also:

• Constant Field Values

ARRAY

public static final ObjectParameterInfo.ObjectType ARRAY

BUFFER

public static final ObjectParameterInfo.ObjectType BUFFER

BYTE

public static final ObjectParameterInfo.ComponentType BYTE

SHORT

public static final ObjectParameterInfo.ComponentType SHORT

INT

public static final ObjectParameterInfo.ComponentType INT

LONG

public static final ObjectParameterInfo.ComponentType LONG

FLOAT

public static final ObjectParameterInfo.ComponentType FLOAT

DOUBLE

public static final ObjectParameterInfo.ComponentType DOUBLE

BOOLEAN

public static final ObjectParameterInfo.ComponentType BOOLEAN

CHAR

public static final ObjectParameterInfo.ComponentType CHAR

Constructor Details

ObjectParameterInfo

private ObjectParameterInfo(int objectInfo)

Method Details

create

public static ObjectParameterInfo create(int parameterIndex,
 ObjectParameterInfo.ObjectType objectType,
 ObjectParameterInfo.ComponentType componentType,
 int ioflags)

create

public static ObjectParameterInfo create(int parameterIndex,
 int ioflags)

getCachedInfo

private static ObjectParameterInfo getCachedInfo(int objectInfo)

asObjectInfo

final int asObjectInfo()

ioflags

final int ioflags()

getParameterIndex

public final int getParameterIndex()

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object