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java.lang.Objectschmitzm.geotools.feature.AbstractAutoValueGenerator<Number>
schmitzm.geotools.feature.NumberValueGenerator
public class NumberValueGenerator
This interface represents a generator for Number
values.
Starting with an individual value, the next value is increased
with every call of getNextValue()
. The increase interval
can also be set individually.
FeatureUtil.registerAutoValueGenerator(AttributeType, AutoValueGenerator)
,
FeatureUtil.getAutoValueGenerator(AttributeType)
Field Summary | |
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protected Number |
increment
Holds the increment the next value is generated with. |
Fields inherited from class schmitzm.geotools.feature.AbstractAutoValueGenerator |
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firstValue, lastValue |
Constructor Summary | |
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NumberValueGenerator()
Creates a new generator with first value 0 and increment 1. |
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NumberValueGenerator(Number firstValue)
Creates a new generator with increment 1. |
|
NumberValueGenerator(Number firstValue,
Number increment)
Creates a new generator. |
Method Summary | |
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Number |
getNextValue()
Returns the next value. |
Methods inherited from class schmitzm.geotools.feature.AbstractAutoValueGenerator |
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resetAutoValue |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Field Detail |
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protected Number increment
Constructor Detail |
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public NumberValueGenerator()
public NumberValueGenerator(Number firstValue)
firstValue
- first value generated by #generateNextValue()
public NumberValueGenerator(Number firstValue, Number increment)
firstValue
- first value generated by #generateNextValue()
increment
- increment the next value is generated with (can also be
less zero)Method Detail |
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public Number getNextValue()
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