Java Doc for ConversionFunctions.java in  » Development » JoSQL » org » josql » functions » Java Source Code / Java DocumentationJava Source Code and Java Documentation

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Java Source Code / Java Documentation » Development » JoSQL » org.josql.functions 
Source Cross Reference  Class Diagram Java Document (Java Doc) 


java.lang.Object
   org.josql.functions.AbstractFunctionHandler
      org.josql.functions.ConversionFunctions

ConversionFunctions
public class ConversionFunctions extends AbstractFunctionHandler (Code)
Note: creating new instances of SimpleDateFormat objects are VERY costly over large(ish) numbers of objects therefore a cache of objects is provided.


Field Summary
final public static  StringDAY
     Represents the Calendar.DATE field, is: d.
public static  StringDEFAULT_DATE_FORMAT_SPEC
    
public static  StringDEFAULT_DATE_FORMAT_SPEC_2
    
public static  StringDEFAULT_DATE_FORMAT_SPEC_3
    
final public static  StringHANDLER_ID
    
final public static  StringHOUR
     Represents the Calendar.HOUR_OF_DAY field, is: h.
final public static  StringMINUTE
     Represents the Calendar.MINUTE field, is: mi.
final public static  StringMONTH
     Represents the Calendar.MONTH field, is: m.
final public static  StringSECOND
     Represents the Calendar.SECOND field, is: s.
final public static  StringWEEK
     Represents the Calendar.WEEK_OF_YEAR field, is: w.
final public static  StringYEAR
     Represents the Calendar.YEAR field, is: y.


Method Summary
public  DateaddTime(Date d, Double amount, String type)
    
public  Stringlower(Object o)
    
public  inttimeField(Object d, String type)
     This method (function) will return the associated field from a Calendar instance.
public  DatetoDate(Object value)
    
public  DatetoDate(String value, String spec)
    
public  LongtoDateMillis(String value, String spec)
    
public  LongtoMillis(Date d)
    
public  NumbertoNumber(Object o)
    
public  StringtoString(Object o)
    
public  Dateto_date(Object value)
    
public  Dateto_date(String value, String spec)
    
public  Numberto_number(Object o)
    
public  Stringto_string(Object o)
    
public  Stringupper(Object o)
    

Field Detail
DAY
final public static String DAY(Code)
Represents the Calendar.DATE field, is: d.



DEFAULT_DATE_FORMAT_SPEC
public static String DEFAULT_DATE_FORMAT_SPEC(Code)



DEFAULT_DATE_FORMAT_SPEC_2
public static String DEFAULT_DATE_FORMAT_SPEC_2(Code)



DEFAULT_DATE_FORMAT_SPEC_3
public static String DEFAULT_DATE_FORMAT_SPEC_3(Code)



HANDLER_ID
final public static String HANDLER_ID(Code)



HOUR
final public static String HOUR(Code)
Represents the Calendar.HOUR_OF_DAY field, is: h.



MINUTE
final public static String MINUTE(Code)
Represents the Calendar.MINUTE field, is: mi.



MONTH
final public static String MONTH(Code)
Represents the Calendar.MONTH field, is: m.



SECOND
final public static String SECOND(Code)
Represents the Calendar.SECOND field, is: s.



WEEK
final public static String WEEK(Code)
Represents the Calendar.WEEK_OF_YEAR field, is: w.



YEAR
final public static String YEAR(Code)
Represents the Calendar.YEAR field, is: y.





Method Detail
addTime
public Date addTime(Date d, Double amount, String type)(Code)



lower
public String lower(Object o)(Code)



timeField
public int timeField(Object d, String type) throws QueryExecutionException(Code)
This method (function) will return the associated field from a Calendar instance. The type parm should be one of the constants from this class. The default java.util.TimeZone is used.
Parameters:
  d - If the type is a long value then it is first converted to a Date.Or a Date should be used.
Parameters:
  type - The type of field to get. The field from Calendar.
throws:
  QueryExecutionException - If the d parm isn't an instance of Long or Date.



toDate
public Date toDate(Object value) throws QueryExecutionException(Code)



toDate
public Date toDate(String value, String spec) throws QueryExecutionException(Code)



toDateMillis
public Long toDateMillis(String value, String spec) throws QueryExecutionException(Code)



toMillis
public Long toMillis(Date d)(Code)



toNumber
public Number toNumber(Object o)(Code)



toString
public String toString(Object o)(Code)



to_date
public Date to_date(Object value) throws QueryExecutionException(Code)



to_date
public Date to_date(String value, String spec) throws QueryExecutionException(Code)



to_number
public Number to_number(Object o)(Code)



to_string
public String to_string(Object o)(Code)



upper
public String upper(Object o)(Code)



Fields inherited from org.josql.functions.AbstractFunctionHandler
protected Query q(Code)(Java Doc)

Methods inherited from org.josql.functions.AbstractFunctionHandler
public void setQuery(Query q)(Code)(Java Doc)

Methods inherited from java.lang.Object
native protected Object clone() throws CloneNotSupportedException(Code)(Java Doc)
public boolean equals(Object obj)(Code)(Java Doc)
protected void finalize() throws Throwable(Code)(Java Doc)
final native public Class getClass()(Code)(Java Doc)
native public int hashCode()(Code)(Java Doc)
final native public void notify()(Code)(Java Doc)
final native public void notifyAll()(Code)(Java Doc)
public String toString()(Code)(Java Doc)
final native public void wait(long timeout) throws InterruptedException(Code)(Java Doc)
final public void wait(long timeout, int nanos) throws InterruptedException(Code)(Java Doc)
final public void wait() throws InterruptedException(Code)(Java Doc)

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