Test code for removed methods from std::list for compatibility with java.util.List

Examples/test-suite/li_std_list.i

@@ -9,6 +9,7 @@
 #include <numeric>
 %}
 
+#if 1
 #if defined(SWIGJAVA) && JAVA_VERSION_MAJOR < 21
 // Test these methods which were removed in swig-4.0 as JDK added the same methods
 // in the java.util.AbstractSequentialList base but unfortunately two of them use
@@ -20,6 +21,36 @@
   void addFirst(const T &value) { $self->push_front(value); }
 }
 #endif
+#else
+// Alternative implementation suggested in https://github.com/swig/swig/issues/3156
+%extend std::list {
+%proxycode %{
+  public $typemap(jboxtype, T) removeLast() {
+    if (this.isEmpty()) {
+      throw new java.util.NoSuchElementException();
+    } else {
+      return this.remove(this.size() - 1);
+    }
+  }
+
+  public $typemap(jboxtype, T) removeFirst() {
+    if (this.isEmpty()) {
+      throw new java.util.NoSuchElementException();
+    } else {
+      return this.remove(0);
+    }
+  }
+
+  public void addLast($typemap(jboxtype, T) value) {
+    this.add(value);
+  }
+
+  public void addFirst($typemap(jboxtype, T) value) {
+    this.add(0, value);
+  }
+%}
+}
+#endif
 
 %template(BoolList) std::list<bool>;
 %template(CharList) std::list<char>;