cdm/src/main/java/ucar/ma2/ArrayDouble.java
protected void copyFrom1DJavaArray(IndexIterator iter, Object javaArray) {
    double[] ja = (double []) javaArray;
    for (double aJa : ja) iter.setDoubleNext(aJa);
  }
protected void copyFrom1DJavaArray(IndexIterator iter, Object javaArray) {
    double[] ja = (double []) javaArray;
    for (double aJa : ja) iter.setDoubleNext(aJa);
  }
copy from javaArray to storage using the iterator: used by factory( Object);