|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |
java.lang.Objectcom.kenai.jffi.CallContext
public final class CallContext
Native function call context This class holds all the information that JFFI needs to correctly call a native function, or to implement a callback from native code to java.
Constructor Summary | |
---|---|
CallContext(Type returnType,
Type... paramTypes)
Creates a new instance of Function with default calling convention. |
|
CallContext(Type returnType,
Type[] paramTypes,
CallingConvention convention)
Creates a new instance of Function. |
|
CallContext(Type returnType,
Type[] paramTypes,
CallingConvention convention,
boolean saveErrno)
Creates a new instance of Function. |
Method Summary | |
---|---|
void |
dispose()
|
int |
getParameterCount()
Gets the number of parameters the native function accepts. |
Type |
getParameterType(int index)
Gets the type of a parameter. |
Type |
getReturnType()
Gets the native return type of this function. |
Methods inherited from class java.lang.Object |
---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
---|
public CallContext(Type returnType, Type... paramTypes)
address
- The native address of the function to invoke.returnType
- The return type of the native function.parameterTypes
- The parameter types the function accepts.public CallContext(Type returnType, Type[] paramTypes, CallingConvention convention)
address
- The native address of the function to invoke.returnType
- The return type of the native function.parameterTypes
- The parameter types the function accepts.convention
- The calling convention of the function.public CallContext(Type returnType, Type[] paramTypes, CallingConvention convention, boolean saveErrno)
address
- The native address of the function to invoke.returnType
- The return type of the native function.parameterTypes
- The parameter types the function accepts.convention
- The calling convention of the function.saveErrno
- Whether the errno should be saved or notMethod Detail |
---|
public final int getParameterCount()
getParameterCount
in interface CallInfo
public final Type getReturnType()
getReturnType
in interface CallInfo
public final Type getParameterType(int index)
getParameterType
in interface CallInfo
index
- The index of the parameter in the function signature
public final void dispose()
|
|||||||||
PREV CLASS NEXT CLASS | FRAMES NO FRAMES | ||||||||
SUMMARY: NESTED | FIELD | CONSTR | METHOD | DETAIL: FIELD | CONSTR | METHOD |