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/*
* 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.qpid.disttest.charting.seriesbuilder;
import java.util.Arrays;
import java.util.Date;
import org.apache.commons.lang.builder.EqualsBuilder;
import org.apache.commons.lang.builder.HashCodeBuilder;
/**
* A data point in a chart. Thinly wraps an array to provide a convenient place to validate the number of dimensions,
* and to access dimensions in a typesafe manner.
*/
public class SeriesRow
{
private final Object[] _dimensions;
public static SeriesRow createValidSeriesRow(int expectedNumberOfDimensions, Object[] dimensions)
{
int actualNumberOfDimensions = dimensions.length;
if(expectedNumberOfDimensions != actualNumberOfDimensions)
{
throw new IllegalArgumentException("Expected " + expectedNumberOfDimensions
+ " dimensions but found " + actualNumberOfDimensions
+ " in: " + Arrays.asList(dimensions));
}
return new SeriesRow(dimensions);
}
public SeriesRow(Object... dimensions)
{
_dimensions = dimensions;
}
public Object dimension(int dimension)
{
return _dimensions[dimension];
}
public String dimensionAsString(int dimension)
{
return String.valueOf(dimension(dimension));
}
public double dimensionAsDouble(int dimension)
{
return Double.parseDouble(dimensionAsString(dimension));
}
public Date dimensionAsDate(int dimension)
{
return (Date) dimension(dimension);
}
@Override
public int hashCode()
{
return new HashCodeBuilder().append(_dimensions).toHashCode();
}
@Override
public boolean equals(Object obj)
{
if (obj == null)
{
return false;
}
if (obj == this)
{
return true;
}
if (obj.getClass() != getClass())
{
return false;
}
SeriesRow rhs = (SeriesRow) obj;
return new EqualsBuilder().append(_dimensions, rhs._dimensions).isEquals();
}
}
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