Package com.mckoi.database
Class TBooleanType
- java.lang.Object
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- com.mckoi.database.TType
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- com.mckoi.database.TBooleanType
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- All Implemented Interfaces:
java.io.Serializable
public final class TBooleanType extends TType
An implementation of TType for a boolean value.- Author:
- Tobias Downer
- See Also:
- Serialized Form
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Field Summary
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Fields inherited from class com.mckoi.database.TType
ARRAY_TYPE, BINARY_TYPE, BOOLEAN_TYPE, DATE_TYPE, NULL_TYPE, NUMERIC_TYPE, QUERY_PLAN_TYPE, STRING_TYPE
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Constructor Summary
Constructors Constructor Description TBooleanType(int sql_type)
Constructs the type.
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Method Summary
All Methods Instance Methods Concrete Methods Modifier and Type Method Description int
calculateApproximateMemoryUse(java.lang.Object ob)
Calculates the approximate memory usage of an object of this type in bytes.boolean
comparableTypes(TType type)
Returns true if the type of this object is logically comparable to the type of the given object.int
compareObs(java.lang.Object ob1, java.lang.Object ob2)
Compares two objects that are logically comparable under this type.java.lang.Class
javaClass()
Returns the Java Class that is used to represent this type of object.-
Methods inherited from class com.mckoi.database.TType
asEncodedString, asEncodedString, asSQLString, binaryType, booleanType, castObjectToTType, dateType, decodeString, decodeTypes, fromClass, getSQLType, getWidestType, javaObjectType, numericType, stringType
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Method Detail
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comparableTypes
public boolean comparableTypes(TType type)
Description copied from class:TType
Returns true if the type of this object is logically comparable to the type of the given object. For example, VARCHAR and LONGVARCHAR are comparable types. DOUBLE and FLOAT are comparable types. DOUBLE and VARCHAR are not comparable types.- Specified by:
comparableTypes
in classTType
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compareObs
public int compareObs(java.lang.Object ob1, java.lang.Object ob2)
Description copied from class:TType
Compares two objects that are logically comparable under this type. Returns 0 if the values are equal, >1 if ob1 is greater than ob2, and <1 if ob1 is less than ob2. It is illegal to pass NULL values for ob1 or ob2 into this method.- Specified by:
compareObs
in classTType
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calculateApproximateMemoryUse
public int calculateApproximateMemoryUse(java.lang.Object ob)
Description copied from class:TType
Calculates the approximate memory usage of an object of this type in bytes.- Specified by:
calculateApproximateMemoryUse
in classTType
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