Fix dateFormat for Oracle by invoking dateValue on demand Oracle does not return a date object but a oracle.sql.TIMESTAMP object when querying a date. We now convert to a java date by inviking the method dateValue if it is available.

package de.intevation.flys.jfree;

/** Interface to say something is labelled. */
public interface HasLabel {
    public String getLabel();
    public void setLabel(String label);
}
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