@JRubyMethod(
name = {"create_invoker", "createInvoker"},
required = 5)
public IRubyObject createInvoker(ThreadContext context, IRubyObject[] args) {
RubyArray paramTypes = (RubyArray) args[3];
NativeParam[] nativeParamTypes = new NativeParam[paramTypes.size()];
for (int i = 0; i < paramTypes.size(); ++i) {
IRubyObject obj = (IRubyObject) paramTypes.entry(i);
if (obj instanceof NativeParam) {
nativeParamTypes[i] = (NativeParam) obj;
} else if (obj instanceof RubyInteger) {
nativeParamTypes[i] = NativeType.valueOf(Util.int32Value(obj));
} else {
context.getRuntime().newArgumentError("Invalid parameter type");
}
}
try {
return createInvoker(
context.getRuntime(),
args[0].isNil() ? null : args[0].toString(),
args[1].toString(),
NativeType.valueOf(Util.int32Value(args[2])),
nativeParamTypes,
args[4].toString());
} catch (UnsatisfiedLinkError ex) {
return context.getRuntime().getNil();
}
}
private final long getOffset(IRubyObject index) {
return getOffset(Util.int32Value(index));
}
public final void marshal(
Invocation invocation, InvocationBuffer buffer, IRubyObject parameter) {
buffer.putInt(Util.int32Value(parameter));
}
public final void marshal(
ThreadContext context, InvocationBuffer buffer, IRubyObject parameter) {
buffer.putInt(Util.int32Value(parameter));
}
public final int intValue(ThreadContext context, IRubyObject obj) {
return Util.int32Value(obj);
}
@JRubyMethod(name = {"error=", "last_error="})
public IRubyObject getLastError(ThreadContext context, IRubyObject error) {
setLastError(Util.int32Value(error));
return context.getRuntime().getNil();
}