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Java Source Code / Java Documentation » RSS RDF » sesame » org.openrdf.model 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


org.openrdf.model.Literal

All known Subclasses:   org.openrdf.model.impl.LiteralImpl,  org.openrdf.sail.rdbms.model.RdbmsLiteral,
Literal
public interface Literal extends Value(Code)
An RDF literal consisting of a label (the value) and optionally a language tag or a datatype (but not both).
author:
   Arjohn Kampman




Method Summary
public  booleanbooleanValue()
     Returns the boolean value of this literal.
public  bytebyteValue()
     Returns the byte value of this literal.
public  XMLGregorianCalendarcalendarValue()
     Returns the XMLGregorianCalendar value of this literal.
public  BigDecimaldecimalValue()
     Returns the decimal value of this literal.
public  doubledoubleValue()
     Returns the double value of this literal.
public  booleanequals(Object other)
     Compares a literal object to another object.
Parameters:
  other - The object to compare this literal to.
public  floatfloatValue()
     Returns the float value of this literal.
public  URIgetDatatype()
     Gets the datatype for this literal.
public  StringgetLabel()
     Gets the label of this literal.
public  StringgetLanguage()
     Gets the language tag for this literal, normalized to lower case.
public  inthashCode()
     Returns the literal's hash code.
public  intintValue()
     Returns the int value of this literal.
public  BigIntegerintegerValue()
     Returns the integer value of this literal.
public  longlongValue()
     Returns the long value of this literal.
public  shortshortValue()
     Returns the short value of this literal.



Method Detail
booleanValue
public boolean booleanValue()(Code)
Returns the boolean value of this literal. The long value of the literal.
throws:
  IllegalArgumentException - If the literal's label cannot be represented by a boolean.



byteValue
public byte byteValue()(Code)
Returns the byte value of this literal. The byte value of the literal.
throws:
  NumberFormatException - If the literal cannot be represented by a byte.



calendarValue
public XMLGregorianCalendar calendarValue()(Code)
Returns the XMLGregorianCalendar value of this literal. A calendar representation can be given for literals whose label conforms to the syntax of the following XML Schema datatypes: dateTime, time, date, gYearMonth, gMonthDay, gYear, gMonth or gDay. The calendar value of the literal.
throws:
  IllegalArgumentException - If the literal cannot be represented by aXMLGregorianCalendar.



decimalValue
public BigDecimal decimalValue()(Code)
Returns the decimal value of this literal. The decimal value of the literal.
throws:
  NumberFormatException - If the literal's label is not a valid decimal.



doubleValue
public double doubleValue()(Code)
Returns the double value of this literal. The double value of the literal.
throws:
  NumberFormatException - If the literal's label cannot be represented by a double.



equals
public boolean equals(Object other)(Code)
Compares a literal object to another object.
Parameters:
  other - The object to compare this literal to. true if the other object is an instance ofLiteral and if their labels, language tags and datatypesare equal.



floatValue
public float floatValue()(Code)
Returns the float value of this literal. The float value of the literal.
throws:
  NumberFormatException - If the literal's label cannot be represented by a float.



getDatatype
public URI getDatatype()(Code)
Gets the datatype for this literal. The datatype for this literal, or null if it doesn'thave one.



getLabel
public String getLabel()(Code)
Gets the label of this literal. The literal's label.



getLanguage
public String getLanguage()(Code)
Gets the language tag for this literal, normalized to lower case. The language tag for this literal, or null if itdoesn't have one.



hashCode
public int hashCode()(Code)
Returns the literal's hash code. The hash code of a literal is defined as the hash code of its label: label.hashCode(). A hash code for the literal.



intValue
public int intValue()(Code)
Returns the int value of this literal. The int value of the literal.
throws:
  NumberFormatException - If the literal's label cannot be represented by a int.



integerValue
public BigInteger integerValue()(Code)
Returns the integer value of this literal. The integer value of the literal.
throws:
  NumberFormatException - If the literal's label is not a valid integer.



longValue
public long longValue()(Code)
Returns the long value of this literal. The long value of the literal.
throws:
  NumberFormatException - If the literal's label cannot be represented by to a long.



shortValue
public short shortValue()(Code)
Returns the short value of this literal. The short value of the literal.
throws:
  NumberFormatException - If the literal's label cannot be represented by a short.



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