public static JavaKind selectComponentKind(BasicArrayCopyNode arraycopy, boolean exact) {
ResolvedJavaType srcType = StampTool.typeOrNull(arraycopy.getSource().stamp());
ResolvedJavaType destType = StampTool.typeOrNull(arraycopy.getDestination().stamp());
if (srcType == null || !srcType.isArray() || destType == null || !destType.isArray()) {
if (!exact) {
JavaKind component = getComponentKind(srcType);
if (component != null) {
return component;
}
return getComponentKind(destType);
}
return null;
}
if (exact) {
if (!destType.getComponentType().isAssignableFrom(srcType.getComponentType())) {
return null;
}
if (!arraycopy.isExact()) {
return null;
}
}
return srcType.getComponentType().getJavaKind();
}
private static JavaKind getComponentKind(ResolvedJavaType type) {
if (type != null && type.isArray()) {
return type.getComponentType().getJavaKind();
}
return null;
}