AttributeException.java

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package javax.print;

import javax.print.attribute.Attribute;

/**
 * Interface {@code AttributeException} is a mixin interface which a subclass of
 * {@link PrintException PrintException} can implement to report an error
 * condition involving one or more printing attributes that a particular Print
 * Service instance does not support. Either the attribute is not supported at
 * all, or the attribute is supported but the particular specified value is not
 * supported. The Print Service API does not define any print exception classes
 * that implement interface {@code AttributeException}, that being left to the
 * Print Service implementor's discretion.
 */
public interface AttributeException {

    /**
     * Returns the array of printing attribute classes for which the Print
     * Service instance does not support the attribute at all, or {@code null}
     * if there are no such attributes. The objects in the returned array are
     * classes that extend the base interface {@link Attribute Attribute}.
     *
     * @return unsupported attribute classes
     */
    public Class<?>[] getUnsupportedAttributes();

    /**
     * Returns the array of printing attributes for which the Print Service
     * instance supports the attribute but does not support that particular
     * value of the attribute, or {@code null} if there are no such attribute
     * values.
     *
     * @return unsupported attribute values
     */
    public Attribute[] getUnsupportedValues();
}