org.wicketopia.builder.feature.validator.DoubleRangeFeature.java Source code

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Here is the source code for org.wicketopia.builder.feature.validator.DoubleRangeFeature.java

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/*
 * Copyright (c) 2011 Carman Consulting, Inc.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *   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 org.wicketopia.builder.feature.validator;

import org.apache.wicket.validation.IValidator;
import org.apache.wicket.validation.validator.RangeValidator;
import org.metastopheles.PropertyMetaData;
import org.metastopheles.annotation.PropertyDecorator;
import org.wicketopia.annotation.validator.DoubleRange;
import org.wicketopia.metadata.WicketopiaPropertyFacet;

/**
 * @author James Carman
 * @version 1.0
 */
public class DoubleRangeFeature extends AbstractValidatorFeature {
    //----------------------------------------------------------------------------------------------------------------------
    // Fields
    //----------------------------------------------------------------------------------------------------------------------

    private final double min;
    private final double max;

    //----------------------------------------------------------------------------------------------------------------------
    // Static Methods
    //----------------------------------------------------------------------------------------------------------------------

    @PropertyDecorator
    public static void decorate(PropertyMetaData propertyMetaData, DoubleRange doubleRange) {
        WicketopiaPropertyFacet.get(propertyMetaData)
                .addEditorFeature(new DoubleRangeFeature(doubleRange.min(), doubleRange.max()));
    }

    //----------------------------------------------------------------------------------------------------------------------
    // Constructors
    //----------------------------------------------------------------------------------------------------------------------

    public DoubleRangeFeature(double min, double max) {
        this.min = min;
        this.max = max;
    }

    //----------------------------------------------------------------------------------------------------------------------
    // Other Methods
    //----------------------------------------------------------------------------------------------------------------------

    @Override
    protected IValidator<?> createValidator() {
        if (max != Double.MAX_VALUE && min != Double.MIN_VALUE) {
            return new RangeValidator<Double>(min, max);
        } else if (max != Double.MAX_VALUE) {
            return RangeValidator.maximum(max);
        } else {
            return RangeValidator.minimum(min);
        }
    }
}