/**
* Calls the callback with every parameter of the method, skipping out the offset parameter
* introduced by F2J for array arguments.
*
* @param method
* @param callback
*/
protected void iterateRelevantParameters(
Method method, boolean offsets, ParameterCallback callback) {
if (method.getParameterTypes().length == 0) return;
String[] names = new String[0];
try {
names = paranamer.lookupParameterNames(method, true);
} catch (ParameterNamesNotFoundException e) {
getLog().warn(e);
}
for (int i = 0; i < method.getParameterTypes().length; i++) {
Class<?> param = method.getParameterTypes()[i];
if (i > 0
&& !offsets
&& param == Integer.TYPE
&& method.getParameterTypes()[i - 1].isArray()) {
continue;
}
String name;
if (names.length > 0) name = names[i];
else name = "arg" + i;
String offsetName = null;
if (i < method.getParameterTypes().length - 1
&& param.isArray()
&& method.getParameterTypes()[i + 1] == Integer.TYPE) offsetName = names[i + 1];
callback.process(i, param, name, offsetName);
}
}
public boolean hasOffsets(Method method) {
Class<?> last = null;
for (int i = 0; i < method.getParameterTypes().length; i++) {
Class<?> param = method.getParameterTypes()[i];
if (last != null && last.isArray() && param.equals(Integer.TYPE)) return true;
last = param;
}
return false;
}
protected Class<?> nioBufferClass(Class<?> clazz) {
Class<?> compType = clazz.getComponentType();
if (compType == null) {
return null;
} else if (compType.equals(Character.TYPE)) {
return CharBuffer.class;
} else if (compType.equals(Integer.TYPE)) {
return IntBuffer.class;
} else if (compType.equals(Double.TYPE)) {
return DoubleBuffer.class;
} else if (compType.equals(Float.TYPE)) {
return FloatBuffer.class;
} else if (compType.equals(Long.TYPE)) {
return LongBuffer.class;
} else if (compType.equals(Short.TYPE)) {
return ShortBuffer.class;
// there's no boolean[]-from-ByteBuffer thing, so we're stuck with
// boolean[]
// } else if (compType.equals(Boolean.TYPE)) {
// return ByteBuffer.class;
} else {
return null;
}
}