Package com.gengoai.sql.operator

Class SQLOperator

java.lang.Object

com.gengoai.sql.operator.SQLOperator

All Implemented Interfaces:

SQLOperable, SQLElement, Serializable

Direct Known Subclasses:

Between, InfixBinaryOperator, PostfixUnaryOperator, PrefixUnaryOperator

public abstract class SQLOperator
extends Object
implements SQLOperable, Serializable

Defines an SQL operator that operators over one or more SQLElement

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
protected String	operator

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	SQLOperator()
protected	SQLOperator(String operator)

Method Summary

Modifier and Type	Method	Description
String	getOperator()	Gets the string form of the operator (not the full expression)
boolean	isRequiresParenthesis()	Does this operator require parenthesis for its arguments.

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.gengoai.sql.SQLElement

getClassName

Methods inherited from interface com.gengoai.sql.operator.SQLOperable

add, add, and, as, asc, between, between, concat, desc, div, div, eq, eq, fullTextMatch, gt, gt, gte, gte, in, isNotNull, isNull, like, lt, lt, lte, lte, mod, mod, mul, mul, neq, neq, not, or, pow, pow, regexp, sub, sub

Field Detail

operator

protected final String operator

Constructor Detail

SQLOperator

protected SQLOperator()

SQLOperator

protected SQLOperator(String operator)

Method Detail

getOperator

public final String getOperator()

Gets the string form of the operator (not the full expression)

Returns:

the operator

isRequiresParenthesis

public boolean isRequiresParenthesis()

Does this operator require parenthesis for its arguments.

Returns:

true if arguments must be placed in parenthesis