private static final long serialVersionUID = -320227448495806870L;

private int index;

/**

public IndexedPropertyChangeEvent(Object source, String propertyName,

Object oldValue, Object newValue,

int index) {

super (source, propertyName, oldValue, newValue);

this.index = index;

}

/**

public int getIndex() {

return index;

}

void appendTo(StringBuilder sb) {

sb.append("; index=").append(getIndex());

}