org.apache.openjpa.persistence.query
Class TrimExpression

java.lang.Object
  extended by org.apache.openjpa.persistence.query.AbstractVisitable
      extended by org.apache.openjpa.persistence.query.ExpressionImpl
          extended by org.apache.openjpa.persistence.query.UnaryOperatorExpression
              extended by org.apache.openjpa.persistence.query.TrimExpression
All Implemented Interfaces:
Serializable, Aggregate, Expression, OrderByItem, PredicateOperand, SelectItem, Visitable

public class TrimExpression
extends UnaryOperatorExpression

Denotes TRIM(e1,x) Expression.

Author:
Pinaki Poddar
See Also:
Serialized Form

Field Summary
 
Fields inherited from class org.apache.openjpa.persistence.query.UnaryOperatorExpression
_e, _op
 
Fields inherited from class org.apache.openjpa.persistence.query.AbstractVisitable
CLOSE_BRACE, COMMA, EMPTY, OPEN_BRACE, SPACE
 
Constructor Summary
TrimExpression(Expression op, char ch, TrimSpec spec)
           
TrimExpression(Expression op, Expression ch, TrimSpec spec)
           
 
Method Summary
 String asExpression(AliasContext ctx)
          Get a JPQL fragment as used in WHERE clause.
 
Methods inherited from class org.apache.openjpa.persistence.query.UnaryOperatorExpression
asProjection, distinct, getOperand, getOperator
 
Methods inherited from class org.apache.openjpa.persistence.query.ExpressionImpl
abs, asc, between, between, between, between, between, between, between, between, between, between, between, between, between, concat, concat, desc, dividedBy, dividedBy, equal, equal, equal, equal, equal, equal, equal, equal, getAliasHint, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterThan, greaterThan, greaterThan, greaterThan, greaterThan, in, in, in, in, in, in, isNull, length, lessEqual, lessEqual, lessEqual, lessEqual, lessEqual, lessThan, lessThan, lessThan, lessThan, lessThan, like, like, like, like, like, like, locate, locate, locate, locate, locate, locate, lower, member, minus, minus, minus, mod, mod, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, plus, plus, sqrt, substring, substring, substring, substring, substring, substring, times, times, trim, trim, trim, trim, trim, trim, upper
 
Methods inherited from class org.apache.openjpa.persistence.query.AbstractVisitable
asJoinable
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 
Methods inherited from interface org.apache.openjpa.persistence.query.Expression
abs, concat, concat, dividedBy, dividedBy, in, in, in, in, in, in, isNull, length, locate, locate, locate, locate, locate, locate, lower, member, minus, minus, minus, mod, mod, plus, plus, sqrt, substring, substring, substring, substring, substring, substring, times, times, trim, trim, trim, trim, trim, trim, upper
 
Methods inherited from interface org.apache.openjpa.persistence.query.SelectItem
asc, desc
 
Methods inherited from interface org.apache.openjpa.persistence.query.PredicateOperand
between, between, between, between, between, between, between, between, between, between, between, between, between, equal, equal, equal, equal, equal, equal, equal, equal, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterEqual, greaterThan, greaterThan, greaterThan, greaterThan, greaterThan, lessEqual, lessEqual, lessEqual, lessEqual, lessEqual, lessThan, lessThan, lessThan, lessThan, lessThan, like, like, like, like, like, like, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual, notEqual
 
Methods inherited from interface org.apache.openjpa.persistence.query.Visitable
asJoinable
 

Constructor Detail

TrimExpression

public TrimExpression(Expression op,
                      char ch,
                      TrimSpec spec)

TrimExpression

public TrimExpression(Expression op,
                      Expression ch,
                      TrimSpec spec)
Method Detail

asExpression

public String asExpression(AliasContext ctx)
Description copied from interface: Visitable
Get a JPQL fragment as used in WHERE clause.

Specified by:
asExpression in interface Visitable
Overrides:
asExpression in class UnaryOperatorExpression


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