org.teiid.translator.jdbc
Class ExtractFunctionModifier

java.lang.Object
  org.teiid.translator.jdbc.FunctionModifier
      org.teiid.translator.jdbc.ExtractFunctionModifier

public class ExtractFunctionModifier
extends FunctionModifier

Convert the YEAR/MONTH/DAY etc. function into an equivalent Extract function. Format: EXTRACT(YEAR from Element) or EXTRACT(YEAR from DATE '2004-03-03')

Field Summary

static java.lang.String	DAY
static java.lang.String	DAYOFWEEK
static java.lang.String	DAYOFYEAR
static java.lang.String	HOUR
static java.lang.String	MILLISECONDS
static java.lang.String	MINUTE
static java.lang.String	MONTH
static java.lang.String	QUARTER
static java.lang.String	SECOND
static java.lang.String	WEEK
static java.lang.String	YEAR

Fields inherited from class org.teiid.translator.jdbc.FunctionModifier

BIGDECIMAL, BIGINTEGER, BLOB, BOOLEAN, BYTE, CHAR, CLOB, DATE, DOUBLE, FLOAT, INTEGER, LONG, OBJECT, SHORT, STRING, TIME, TIMESTAMP, XML

Constructor Summary

ExtractFunctionModifier()

Method Summary

java.util.List<?>

translate(Function function) Return a List of translated parts (LanguageObjects and Objects), or null if this FunctionModifier wishes to rely on the default translation of the conversion visitor.

Methods inherited from class org.teiid.translator.jdbc.FunctionModifier

getCode

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

YEAR

public static final java.lang.String YEAR

See Also:

Constant Field Values

QUARTER

public static final java.lang.String QUARTER

See Also:

Constant Field Values

MONTH

public static final java.lang.String MONTH

See Also:

Constant Field Values

DAYOFYEAR

public static final java.lang.String DAYOFYEAR

See Also:

Constant Field Values

DAY

public static final java.lang.String DAY

See Also:

Constant Field Values

WEEK

public static final java.lang.String WEEK

See Also:

Constant Field Values

DAYOFWEEK

public static final java.lang.String DAYOFWEEK

See Also:

Constant Field Values

HOUR

public static final java.lang.String HOUR

See Also:

Constant Field Values

MINUTE

public static final java.lang.String MINUTE

See Also:

Constant Field Values

SECOND

public static final java.lang.String SECOND

See Also:

Constant Field Values

MILLISECONDS

public static final java.lang.String MILLISECONDS

See Also:

Constant Field Values

Constructor Detail

ExtractFunctionModifier

public ExtractFunctionModifier()

Method Detail

translate

public java.util.List<?> translate(Function function)

Description copied from class: FunctionModifier

Return a List of translated parts (LanguageObjects and Objects), or null if this FunctionModifier wishes to rely on the default translation of the conversion visitor.

Specified by:

translate in class FunctionModifier

Parameters:

function - IFunction to be translated

Returns:

List of translated parts, or null