PlatformContext (JNIWrapper 3.13)

java.lang.Object
- com.jniwrapper.PlatformContext

public final class PlatformContext
extends java.lang.Object

Provides information on platform-dependent type sizes, etc.

Method Summary

All Methods Static Methods Concrete Methods
Modifier and Type	Method and Description
`static double`	`convertCDoubleToDouble(byte[] arr)` Converts a native byte representation of a double precision floating-point value to a `double`.
`static double`	`convertCFloatToDouble(byte[] arr)` Converts a native byte representation of a single precision floating-point value to a `double`.
`static double`	`convertCLongDoubleToDouble(byte[] arr)` Converts a native byte representation of a long double precision floating-point value to a `double`.
`static byte[]`	`convertDoubleToCDouble(double d)` Converts a double precision floating-point value to platform native byte representation.
`static byte[]`	`convertDoubleToCFloat(double f)` Converts a single precision floating-point value to platform native byte representation.
`static byte[]`	`convertDoubleToCLongDouble(double d)` Converts a double precision floating-point value to platform native byte representation of `long double` type.
`static int`	`getAlignedParameterLength(int paramLen)` Returns the length of the aligned parameter on the stack.
`static int`	`getAlignedParameterLength(Parameter p)` Returns the length of the aligned parameter on the stack.
`static int`	`getAlignedPointerLength()` Returns the length of the aligned pointer on the stack.
`static int`	`getBoolLength()` Returns a bool type length (`sizeof(bool)`).
`static int`	`getCharLength()` Returns a character length (`sizeof(char)`).
`static byte`	`getDefaultCallingConvention()` Returns platform default calling conventions for libraries.
`static short`	`getDefaultStructureAlignment()` Returns platform required structure alignment.
`static int`	`getDoubleLength()` Returns a double precision floating-point value length (`sizeof(double)`).
`static int`	`getFloatLength()` Returns a single precision floating-point value length (`sizeof(float)`).
`static int`	`getIntLength()` Returns an integer length (`sizeof(int)`).
`static int`	`getLongDoubleLength()` Returns a long double precision floating-point value length (`sizeof(long double)`).
`static int`	`getLongLength()` Returns a long integer length (`sizeof(long)`).
`static short`	`getParameterAlignment()` Returns platform default parameter alignment for function calls.
`static int`	`getPointerLength()` Returns a pointer length (`sizeof(void*)`).
`static int`	`getShortLength()` Returns a short integer length (`sizeof(short)`).
`static int`	`getWideCharLength()` Returns a wide character length (`sizeof(wchar_t)`).
`static boolean`	`isAIX()`
`static boolean`	`isLeopard()`
`static boolean`	`isLinux()`
`static boolean`	`isLion()`
`static boolean`	`isLittleEndian()` Returns `true` if the underlying platform byte order is little endian, that is it stores the least significant byte of a value first.
`static boolean`	`isMacNewerThanTigerButOlderThanMavericks()`
`static boolean`	`isMacOS()`
`static boolean`	`isMountainLion()`
`static boolean`	`isPPC()`
`static boolean`	`isPPC64()`
`static boolean`	`isSnowLeopard()`
`static boolean`	`isSparc()`
`static boolean`	`isSparc64()`
`static boolean`	`isSunOS()`
`static boolean`	`isTiger()`
`static boolean`	`isUnicode()`
`static boolean`	`isWindows()`
`static boolean`	`isX32()`
`static boolean`	`isX64()`
`static int`	`strlen(long ptrToString)`
`static int`	`wcslen(long ptrToWideString)`

Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

- Method Detail
  - isWindows
```
public static boolean isWindows()
```
  - isLinux
```
public static boolean isLinux()
```
  - isMacOS
```
public static boolean isMacOS()
```
  - isSunOS
```
public static boolean isSunOS()
```
  - isAIX
```
public static boolean isAIX()
```
  - isX32
```
public static boolean isX32()
```
  - isX64
```
public static boolean isX64()
```
  - isPPC
```
public static boolean isPPC()
```
  - isPPC64
```
public static boolean isPPC64()
```
  - isSparc
```
public static boolean isSparc()
```
  - isSparc64
```
public static boolean isSparc64()
```
  - getCharLength
```
public static int getCharLength()
```
    Returns a character length (sizeof(char)).
  - getWideCharLength
```
public static int getWideCharLength()
```
    Returns a wide character length (sizeof(wchar_t)).
  - getBoolLength
```
public static int getBoolLength()
```
    Returns a bool type length (sizeof(bool)).
  - getPointerLength
```
public static int getPointerLength()
```
    Returns a pointer length (sizeof(void*)).
  - getShortLength
```
public static int getShortLength()
```
    Returns a short integer length (sizeof(short)).
  - getIntLength
```
public static int getIntLength()
```
    Returns an integer length (sizeof(int)).
  - getLongLength
```
public static int getLongLength()
```
    Returns a long integer length (sizeof(long)).
  - getFloatLength
```
public static int getFloatLength()
```
    Returns a single precision floating-point value length (sizeof(float)).
  - getDoubleLength
```
public static int getDoubleLength()
```
    Returns a double precision floating-point value length (sizeof(double)).
  - getLongDoubleLength
```
public static int getLongDoubleLength()
```
    Returns a long double precision floating-point value length (sizeof(long double)). On certain platforms long double can be the same as double.
  - isLittleEndian
```
public static boolean isLittleEndian()
```
    Returns true if the underlying platform byte order is little endian, that is it stores the least significant byte of a value first.
  - getParameterAlignment
```
public static short getParameterAlignment()
```
    Returns platform default parameter alignment for function calls.
  - getDefaultStructureAlignment
```
public static short getDefaultStructureAlignment()
```
    Returns platform required structure alignment. If alignment is not required, returns 1 meaning no alignment is necessary. Some libraries may be compiled with a different structure alignment.
  - getDefaultCallingConvention
```
public static byte getDefaultCallingConvention()
```
    Returns platform default calling conventions for libraries.
  - convertDoubleToCFloat
```
public static byte[] convertDoubleToCFloat(double f)
```
    Converts a single precision floating-point value to platform native byte representation.
  - convertCFloatToDouble
```
public static double convertCFloatToDouble(byte[] arr)
```
    Converts a native byte representation of a single precision floating-point value to a double.
  - convertDoubleToCDouble
```
public static byte[] convertDoubleToCDouble(double d)
```
    Converts a double precision floating-point value to platform native byte representation.
  - convertCDoubleToDouble
```
public static double convertCDoubleToDouble(byte[] arr)
```
    Converts a native byte representation of a double precision floating-point value to a double.
  - convertDoubleToCLongDouble
```
public static byte[] convertDoubleToCLongDouble(double d)
```
    Converts a double precision floating-point value to platform native byte representation of long double type.
  - convertCLongDoubleToDouble
```
public static double convertCLongDoubleToDouble(byte[] arr)
```
    Converts a native byte representation of a long double precision floating-point value to a double. This conversion may lead to value loss if java double does not have enough precision.
  - strlen
```
public static int strlen(long ptrToString)
```
  - wcslen
```
public static int wcslen(long ptrToWideString)
```
  - isUnicode
```
public static boolean isUnicode()
```
  - getAlignedPointerLength
```
public static int getAlignedPointerLength()
```
    Returns the length of the aligned pointer on the stack.
  - getAlignedParameterLength
```
public static int getAlignedParameterLength(int paramLen)
```
    Returns the length of the aligned parameter on the stack.
    
    Parameters:
    
    paramLen - unaligned length of the parameter.
  - getAlignedParameterLength
```
public static int getAlignedParameterLength(Parameter p)
```
    Returns the length of the aligned parameter on the stack.
    
    Parameters:
    
    p - the parameter.
  - isTiger
```
public static boolean isTiger()
```
  - isLeopard
```
public static boolean isLeopard()
```
  - isSnowLeopard
```
public static boolean isSnowLeopard()
```
  - isLion
```
public static boolean isLion()
```
  - isMountainLion
```
public static boolean isMountainLion()
```
  - isMacNewerThanTigerButOlderThanMavericks
```
public static boolean isMacNewerThanTigerButOlderThanMavericks()
```

Class PlatformContext

Method Summary

Methods inherited from class java.lang.Object

Method Detail

isWindows

isLinux

isMacOS

isSunOS

isAIX

isX32

isX64

isPPC

isPPC64

isSparc

isSparc64

getCharLength

getWideCharLength

getBoolLength

getPointerLength

getShortLength

getIntLength

getLongLength

getFloatLength

getDoubleLength

getLongDoubleLength

isLittleEndian

getParameterAlignment

getDefaultStructureAlignment

getDefaultCallingConvention

convertDoubleToCFloat

convertCFloatToDouble

convertDoubleToCDouble

convertCDoubleToDouble

convertDoubleToCLongDouble

convertCLongDoubleToDouble

strlen

wcslen

isUnicode

getAlignedPointerLength

getAlignedParameterLength

getAlignedParameterLength

isTiger

isLeopard

isSnowLeopard

isLion

isMountainLion

isMacNewerThanTigerButOlderThanMavericks