/*

 *

 *      http://www.apache.org/licenses/LICENSE-2.0

 *

 * Unless required by applicable law or agreed to in writing, software

 * distributed under the License is distributed on an "AS IS" BASIS,

 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.

 * See the License for the specific language governing permissions and

 * limitations under the License.

 */

package com.sun.org.apache.xerces.internal.impl.validation;

/**

 * <p>An extension of ValidationState which can be configured to turn

 * off checking for ID/IDREF errors and unparsed entity errors.</p>

 *

 * @xerces.internal

 *

 * @author Peter McCracken, IBM

 */

public final class ConfigurableValidationState extends ValidationState {

    /**

     * Whether to check for ID/IDREF errors

     */

    private boolean fIdIdrefChecking;

    /**

     * Whether to check for unparsed entity errors

     */

    private boolean fUnparsedEntityChecking;

    /**

     * Creates a new ConfigurableValidationState.

     * By default, error checking for both ID/IDREFs

     * and unparsed entities are turned on.

     */

    public ConfigurableValidationState() {

        super();

        fIdIdrefChecking = true;

        fUnparsedEntityChecking = true;

    }

    /**

     * Turns checking for ID/IDREF errors on and off.

     *                 false to turn off error checking

     */

    public void setIdIdrefChecking(boolean setting) {

        fIdIdrefChecking = setting;

    }

    /**

     * Turns checking for unparsed entity errors on and off.

     *                 false to turn off error checking

     */

    public void setUnparsedEntityChecking(boolean setting) {

        fUnparsedEntityChecking = setting;

    }

    /**

     * Checks if all IDREFs have a corresponding ID.

     * @return null, if ID/IDREF checking is turned off

     *         otherwise, returns the value of the super implementation

     */

        return (fIdIdrefChecking) ? super.checkIDRefID() : null;

    }

    /**

     * Checks if an ID has already been declared.

     * @return false, if ID/IDREF checking is turned off

     *         otherwise, returns the value of the super implementation

     */

    public boolean isIdDeclared(String name) {

        return (fIdIdrefChecking) ? super.isIdDeclared(name) : false;

    }

    /**

     * Checks if an entity is declared.

     * @return true, if unparsed entity checking is turned off

     *         otherwise, returns the value of the super implementation

     */

    public boolean isEntityDeclared(String name) {

        return (fUnparsedEntityChecking) ? super.isEntityDeclared(name) : true;

    }

    /**

     * Checks if an entity is unparsed.

     * @return true, if unparsed entity checking is turned off

     *         otherwise, returns the value of the super implementation

     */

    public boolean isEntityUnparsed(String name) {

        return (fUnparsedEntityChecking) ? super.isEntityUnparsed(name) : true;

    }

    /**

     * Adds the ID, if ID/IDREF checking is enabled.

     */

    public void addId(String name) {

        if (fIdIdrefChecking) {

            super.addId(name);

        }

    }

    /**

     * Adds the IDREF, if ID/IDREF checking is enabled.

     */

    public void addIdRef(String name) {

        if (fIdIdrefChecking) {

            super.addIdRef(name);

        }

    }

}