/*
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you 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.apache.myfaces.tobago.layout;

/**
 * @since Tobago 3.0. Was renamed from PixelLayoutToken, because it's generalization.
 */
public class MeasureLayoutToken extends LayoutToken {

  private final Measure measure;

  public MeasureLayoutToken(final String measure) {
    // here we cannot use this(PixelMeasure.pixelValueOf(pixel)), because of class initialization problems
    this(Measure.valueOf(measure));
    if (this.measure == null) {
      throw new NumberFormatException(measure);
    }
  }

  public MeasureLayoutToken(final Measure measure) {
    this.measure = measure;
  }

  public Measure getMeasure() {
    return measure;
  }

  public String toString() {
    return measure.toString();
  }

  public boolean equals(final Object o) {
    if (this == o) {
      return true;
    }
    if (o == null || getClass() != o.getClass()) {
      return false;
    }

    final MeasureLayoutToken that = (MeasureLayoutToken) o;

    return measure.equals(that.measure);

  }

  public int hashCode() {
    return measure.hashCode();
  }
}
