memory, Heap, free
// Determine the HeapMemory: long sizeHeap = Runtime.getRuntime().totalMemory(); // Determine the free HeapMemory: long freeSizeHeap = Runtime.getRuntime().freeMemory(); // Determine the maximal available HeapMemory // (is this exceeded, then anO utOfMemoryError follows): long maxSizeHeap = Runtime.getRuntime().maxMemory();
See also OutOfMemoryError.