package timeflow.format.field;
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import java.net.URL;
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import timeflow.data.time.*;
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public abstract class FieldFormat {
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protected String lastInput;
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protected Object lastValue;
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protected boolean understood=true;
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double value;
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void add(double x)
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{
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value+=x;
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}
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void note(String s)
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{
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add(scoreFormatMatch(s));
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}
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protected abstract Object _parse(String s) throws Exception;
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public abstract String format(Object o);
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public abstract Class getType();
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public abstract double scoreFormatMatch(String s);
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public abstract String getHumanName();
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public void setValue(Object o)
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{
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lastValue=o;
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lastInput=o==null ? "" : format(o);
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}
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public Object parse(String s) throws Exception
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{
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lastInput=s;
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lastValue=null;
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understood=false;
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lastValue=_parse(s);
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understood=true;
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return lastValue;
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}
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public Object getLastValue()
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{
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return lastValue;
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}
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public String feedback()
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{
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if (!understood)
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return "Couldn't understand";
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return lastValue==null ? "(missing)" : "Read: "+format(lastValue);
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}
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public boolean isUnderstood()
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{
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return understood;
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}
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}
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