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chart.js for wicket projects. simple but nice looking charts with html5/css/js

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/*******************************************************************************
 * Copyright 2013 Martin Spielmann
 * 
 * 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 com.pingunaut.wicket.chartjs.data.sets;

import java.io.Serializable;
import java.util.ArrayList;
import java.util.List;

import com.fasterxml.jackson.annotation.JsonIgnore;
import com.fasterxml.jackson.annotation.JsonInclude;
import com.fasterxml.jackson.annotation.JsonInclude.Include;

/**
 * The Class AbstractBaseDataSet provides the simplest kind of a dataset.
 * besides the list of data itself, it contains default values for fill- and
 * stroke color.
 * 
 * @author Martin Spielmann
 */
@JsonInclude(Include.NON_NULL)
public abstract class AbstractBaseDataSet implements Serializable {

	@JsonIgnore
	private static final long serialVersionUID = 1581171902504828797L;

	/** The fill color. */
	private String fillColor = "rgba(220,220,220,0.5)";

	/** The stroke color. */
	private String strokeColor = "rgba(220,220,220,1)";

	/** The data. */
	private List data;

	/**
	 * Instantiates a new abstract base data set.
	 * 
	 * @param values
	 *            the data values
	 */
	public AbstractBaseDataSet(List values) {
		data = values;
	}

	/**
	 * Instantiates a new abstract base data set.
	 */
	public AbstractBaseDataSet() {

	}

	/**
	 * Gets the fill color.
	 * 
	 * @return the fill color
	 */
	public String getFillColor() {
		return fillColor;
	}

	/**
	 * Sets the fill color.
	 * 
	 * @param fillColor
	 *            the fill color
	 * @return the abstract base data set
	 */
	public AbstractBaseDataSet setFillColor(String fillColor) {
		this.fillColor = fillColor;
		return this;
	}

	/**
	 * Gets the stroke color.
	 * 
	 * @return the stroke color
	 */
	public String getStrokeColor() {
		return strokeColor;
	}

	/**
	 * Sets the stroke color.
	 * 
	 * @param strokeColor
	 *            the stroke color
	 * @return the abstract base data set
	 */
	public AbstractBaseDataSet setStrokeColor(String strokeColor) {
		this.strokeColor = strokeColor;
		return this;
	}

	/**
	 * Gets the data.
	 * 
	 * @return the data
	 */
	public List getData() {
		if (data == null) {
			data = new ArrayList();
		}
		return data;
	}

	/**
	 * Sets the data.
	 * 
	 * @param data
	 *            the data
	 * @return the abstract base data set
	 */
	public AbstractBaseDataSet setData(List data) {
		this.data = data;
		return this;
	}

}