Package com.apama.event.parser
Class FloatFieldType
- java.lang.Object
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- com.apama.event.parser.FieldType<java.lang.Double>
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- com.apama.event.parser.FloatFieldType
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public class FloatFieldType extends FieldType<java.lang.Double>
Represents the Apamafloat
type, for which values are specified asDouble
objects.This class cannot be instantiated explicitly, but should be referenced using
FieldTypes.FLOAT
.
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Field Summary
Fields Modifier and Type Field Description static FloatFieldType
TYPE
Singleton instance of this type.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description void
assertAssignable(java.lang.Object c, java.lang.String fieldName)
This method is intended for internal use only and may be removed at any time - do not use.java.lang.Double
defaultValue()
Get the default value for Float field type.java.lang.Double
parse(java.lang.String value)
Convert a value of this type from the format used in Apama event strings, into a Double object.
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Field Detail
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TYPE
public static final FloatFieldType TYPE
Singleton instance of this type.
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Method Detail
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assertAssignable
public void assertAssignable(java.lang.Object c, java.lang.String fieldName)
Description copied from class:FieldType
This method is intended for internal use only and may be removed at any time - do not use.- Specified by:
assertAssignable
in classFieldType<java.lang.Double>
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parse
public java.lang.Double parse(java.lang.String value) throws ParserRuntimeException
Convert a value of this type from the format used in Apama event strings, into a Double object.- Overrides:
parse
in classFieldType<java.lang.Double>
- Parameters:
value
- the value to parse.- Returns:
- an object specifying the value of the string that was parsed.
- Throws:
ParserRuntimeException
- If the specified value string cannot be parsed.
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defaultValue
public java.lang.Double defaultValue()
Get the default value for Float field type.- Specified by:
defaultValue
in classFieldType<java.lang.Double>
- Returns:
- 0.0
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