com.jniwrapper
Class DataBufferFactory
java.lang.Object
com.jniwrapper.DataBufferFactory
public abstract class DataBufferFactory
- extends java.lang.Object
Abstract base for factory classes that produce instances of appropriate
DataBuffer
implementation. The class also implements Singleton
pattern and performs initialization of factory instance of a required class
depending on the JRE version and settings.
- See Also:
PROPERTY_UNSAFE
Field Summary |
static java.lang.String |
PROPERTY_SAFEMEM
If this system property is set, JNIWrapper will perform all native memory
accesses using fail-safe native methods that throw java exceptions
instead of crashing the JVM on illegal memory accesses. |
static java.lang.String |
PROPERTY_UNSAFE
If this system property is defined, JNIWrapper will try to access native
memory using the sun.misc.Unsafe class, which usually results in better
performance. |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
PROPERTY_UNSAFE
public static final java.lang.String PROPERTY_UNSAFE
- If this system property is defined, JNIWrapper will try to access native
memory using the sun.misc.Unsafe class, which usually results in better
performance.
- See Also:
- Constant Field Values
PROPERTY_SAFEMEM
public static final java.lang.String PROPERTY_SAFEMEM
- If this system property is set, JNIWrapper will perform all native memory
accesses using fail-safe native methods that throw java exceptions
instead of crashing the JVM on illegal memory accesses.
- See Also:
- Constant Field Values
DataBufferFactory
protected DataBufferFactory()
getInstance
public static DataBufferFactory getInstance()
createArrayBuffer
public abstract DataBuffer createArrayBuffer(byte[] data)
createParameterBuffer
public abstract DataBuffer createParameterBuffer(byte[] data)
allocateMemoryBuffer
public abstract MemoryBuffer allocateMemoryBuffer(int length)
allocateParameterBuffer
public abstract MemoryBuffer allocateParameterBuffer(int length)
createExternMemoryBuffer
public abstract MemoryBuffer createExternMemoryBuffer(long handle,
int length)
createExternPrarameterBuffer
public abstract MemoryBuffer createExternPrarameterBuffer(long handle,
int length)