java.lang.ClassCastException

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  • Serialize set with comparator using Gson
    via Stack Overflow by user58273
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    • java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer at java.lang.Integer.compareTo(Unknown Source) at java.util.TreeMap.put(Unknown Source) at org.jfree.chart.PaintMap.put(PaintMap.java:125) at org.jfree.chart.plot.PiePlot.setSectionPaint(PiePlot.java:849) at org.jfree.chart.plot.PiePlot.setSectionPaint(PiePlot.java:878) at com.atlassian.confluence.extra.chart.ChartMacro.handleColorCustomization(ChartMacro.java:887) at com.atlassian.confluence.extra.chart.ChartMacro.getChart(ChartMacro.java:686) at com.atlassian.confluence.extra.chart.ChartMacro.getChartImage(ChartMacro.java:418)

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