Package com.kenai.jffi
Class Platform
- java.lang.Object
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- com.kenai.jffi.Platform
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public abstract class Platform extends Object
Convenience class to interrogate the system about various platform-specific details.
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Nested Class Summary
Nested Classes Modifier and Type Class Description static class
Platform.CPU
The common names of cpu architectures.static class
Platform.OS
The common names of operating systems.
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description long
addressMask()
Gets the 32/64bit mask of a C address/pointer on the native platform.int
addressSize()
Gets the size of a C address/pointer on the native platform.Platform.CPU
getCPU()
Gets the current processor architecture the JVM is running on.int
getJavaMajorVersion()
Gets the version of the Java Virtual Machine (JVM) jffi is running on.String
getLibraryNamePattern()
Gets the regex string used to match platform-specific librariesString
getName()
Gets the name of thisPlatform
.Platform.OS
getOS()
Gets the current Operating System.static Platform
getPlatform()
Gets the currentPlatform
boolean
isSupported()
Checks if the current platform is supported by JFFI.abstract int
longSize()
Gets the size of a C 'long' on the native platform.String
mapLibraryName(String libName)
Maps from a generic library name (e.g.
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Method Detail
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getPlatform
public static final Platform getPlatform()
Gets the currentPlatform
- Returns:
- The current platform.
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getOS
public final Platform.OS getOS()
Gets the current Operating System.- Returns:
- A
OS
value representing the current Operating System.
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getCPU
public final Platform.CPU getCPU()
Gets the current processor architecture the JVM is running on.- Returns:
- A
CPU
value representing the current processor architecture.
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getJavaMajorVersion
public final int getJavaMajorVersion()
Gets the version of the Java Virtual Machine (JVM) jffi is running on.- Returns:
- A number representing the java version. e.g. 5 for java 1.5, 6 for java 1.6
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longSize
public abstract int longSize()
Gets the size of a C 'long' on the native platform.- Returns:
- the size of a long in bits
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addressSize
public final int addressSize()
Gets the size of a C address/pointer on the native platform.- Returns:
- the size of a pointer in bits
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addressMask
public final long addressMask()
Gets the 32/64bit mask of a C address/pointer on the native platform.- Returns:
- the size of a pointer in bits
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getName
public String getName()
Gets the name of thisPlatform
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- The name of this platform.
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mapLibraryName
public String mapLibraryName(String libName)
Maps from a generic library name (e.g. "c") to the platform specific library name.- Parameters:
libName
- The library name to map- Returns:
- The mapped library name.
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getLibraryNamePattern
public String getLibraryNamePattern()
Gets the regex string used to match platform-specific libraries- Returns:
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isSupported
public boolean isSupported()
Checks if the current platform is supported by JFFI.- Returns:
true
if the platform is supported, else false.
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