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/* -----------------------------------------------------------------------------
* std_unordered_map.i
*
* SWIG typemaps for std::unordered_map
* The Java proxy class extends java.util.AbstractMap. The std::unordered_map
* container looks and feels much like a java.util.HashMap from Java.
* ----------------------------------------------------------------------------- */
%include <std_common.i>
// ------------------------------------------------------------------------
// std::unordered_map
// ------------------------------------------------------------------------
%{
#include <unordered_map>
#include <stdexcept>
%}
%fragment("SWIG_MapSize", "header", fragment="SWIG_JavaIntFromSize_t") {
SWIGINTERN jint SWIG_MapSize(size_t size) {
jint sz = SWIG_JavaIntFromSize_t(size);
if (sz == -1) {
throw std::out_of_range("map size is too large to fit into a Java int");
}
return sz;
}
}
%javamethodmodifiers std::unordered_map::sizeImpl "private";
%javamethodmodifiers std::unordered_map::containsImpl "private";
%javamethodmodifiers std::unordered_map::putUnchecked "private";
%javamethodmodifiers std::unordered_map::removeUnchecked "private";
%javamethodmodifiers std::unordered_map::find "private";
%javamethodmodifiers std::unordered_map::begin "private";
%javamethodmodifiers std::unordered_map::end "private";
%rename(Iterator) std::unordered_map::iterator;
%nodefaultctor std::unordered_map::iterator;
%javamethodmodifiers std::unordered_map::iterator::getNextUnchecked "private";
%javamethodmodifiers std::unordered_map::iterator::isNot "private";
%javamethodmodifiers std::unordered_map::iterator::getKey "private";
%javamethodmodifiers std::unordered_map::iterator::getValue "private";
%javamethodmodifiers std::unordered_map::iterator::setValue "private";
namespace std {
template<class K, class T> class unordered_map {
%typemap(javabase) std::unordered_map<K, T>
"java.util.AbstractMap<$typemap(jboxtype, K), $typemap(jboxtype, T)>"
%proxycode %{
public int size() {
return sizeImpl();
}
public boolean containsKey(java.lang.Object key) {
if (!(key instanceof $typemap(jboxtype, K))) {
return false;
}
return containsImpl(($typemap(jboxtype, K))key);
}
public $typemap(jboxtype, T) get(java.lang.Object key) {
if (!(key instanceof $typemap(jboxtype, K))) {
return null;
}
Iterator itr = find(($typemap(jboxtype, K)) key);
if (itr.isNot(end())) {
return itr.getValue();
}
return null;
}
public $typemap(jboxtype, T) put($typemap(jboxtype, K) key, $typemap(jboxtype, T) value) {
Iterator itr = find(($typemap(jboxtype, K)) key);
if (itr.isNot(end())) {
$typemap(jboxtype, T) oldValue = itr.getValue();
itr.setValue(value);
return oldValue;
} else {
putUnchecked(key, value);
return null;
}
}
public $typemap(jboxtype, T) remove(java.lang.Object key) {
if (!(key instanceof $typemap(jboxtype, K))) {
return null;
}
Iterator itr = find(($typemap(jboxtype, K)) key);
if (itr.isNot(end())) {
$typemap(jboxtype, T) oldValue = itr.getValue();
removeUnchecked(itr);
return oldValue;
} else {
return null;
}
}
public java.util.Set<Entry<$typemap(jboxtype, K), $typemap(jboxtype, T)>> entrySet() {
java.util.Set<Entry<$typemap(jboxtype, K), $typemap(jboxtype, T)>> setToReturn =
new java.util.HashSet<Entry<$typemap(jboxtype, K), $typemap(jboxtype, T)>>();
Iterator itr = begin();
final Iterator end = end();
while (itr.isNot(end)) {
setToReturn.add(new Entry<$typemap(jboxtype, K), $typemap(jboxtype, T)>() {
private Iterator iterator;
private Entry<$typemap(jboxtype, K), $typemap(jboxtype, T)> init(Iterator iterator) {
this.iterator = iterator;
return this;
}
public $typemap(jboxtype, K) getKey() {
return iterator.getKey();
}
public $typemap(jboxtype, T) getValue() {
return iterator.getValue();
}
public $typemap(jboxtype, T) setValue($typemap(jboxtype, T) newValue) {
$typemap(jboxtype, T) oldValue = iterator.getValue();
iterator.setValue(newValue);
return oldValue;
}
}.init(itr));
itr = itr.getNextUnchecked();
}
return setToReturn;
}
%}
public:
typedef size_t size_type;
typedef ptrdiff_t difference_type;
typedef K key_type;
typedef T mapped_type;
typedef std::pair< const K, T > value_type;
typedef value_type* pointer;
typedef const value_type* const_pointer;
typedef value_type& reference;
typedef const value_type& const_reference;
unordered_map();
unordered_map(const unordered_map& other);
struct iterator {
%typemap(javaclassmodifiers) iterator "protected class"
%extend {
std::unordered_map< K, T >::iterator getNextUnchecked() {
std::unordered_map< K, T >::iterator copy = (*$self);
return ++copy;
}
bool isNot(iterator other) const {
return (*$self != other);
}
K getKey() const {
return (*$self)->first;
}
T getValue() const {
return (*$self)->second;
}
void setValue(const T& newValue) {
(*$self)->second = newValue;
}
}
};
%rename(isEmpty) empty;
bool empty() const;
void clear();
iterator find(const K& key);
iterator begin();
iterator end();
%extend {
%fragment("SWIG_MapSize");
jint sizeImpl() const throw (std::out_of_range) {
return SWIG_MapSize(self->size());
}
bool containsImpl(const K& key) {
return (self->count(key) > 0);
}
void putUnchecked(const K& key, const T& value) {
(*self)[key] = value;
}
void removeUnchecked(const std::unordered_map< K, T >::iterator itr) {
self->erase(itr);
}
}
};
}
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