Package org.apache.activemq.filter
Class UnaryExpression
- java.lang.Object
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- org.apache.activemq.filter.UnaryExpression
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- All Implemented Interfaces:
Expression
- Direct Known Subclasses:
MultiExpressionEvaluator.CacheExpression
public abstract class UnaryExpression extends Object implements Expression
An expression which performs an operation on two expression values
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Field Summary
Fields Modifier and Type Field Description protected Expression
right
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Constructor Summary
Constructors Constructor Description UnaryExpression(Expression left)
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Method Summary
All Methods Static Methods Instance Methods Abstract Methods Concrete Methods Modifier and Type Method Description static BooleanExpression
createBooleanCast(Expression left)
static BooleanExpression
createInExpression(PropertyExpression right, List<Object> elements, boolean not)
static Expression
createNegate(Expression left)
static BooleanExpression
createNOT(BooleanExpression left)
static BooleanExpression
createXPath(String xpath)
static BooleanExpression
createXQuery(String xpath)
boolean
equals(Object o)
TODO: more efficient hashCode()abstract String
getExpressionSymbol()
Returns the symbol that represents this binary expression.Expression
getRight()
int
hashCode()
TODO: more efficient hashCode()void
setRight(Expression expression)
String
toString()
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Methods inherited from class java.lang.Object
clone, finalize, getClass, notify, notifyAll, wait, wait, wait
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Methods inherited from interface org.apache.activemq.filter.Expression
evaluate
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Field Detail
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right
protected Expression right
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Constructor Detail
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UnaryExpression
public UnaryExpression(Expression left)
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Method Detail
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createNegate
public static Expression createNegate(Expression left)
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createInExpression
public static BooleanExpression createInExpression(PropertyExpression right, List<Object> elements, boolean not)
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createNOT
public static BooleanExpression createNOT(BooleanExpression left)
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createXPath
public static BooleanExpression createXPath(String xpath)
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createXQuery
public static BooleanExpression createXQuery(String xpath)
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createBooleanCast
public static BooleanExpression createBooleanCast(Expression left)
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getRight
public Expression getRight()
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setRight
public void setRight(Expression expression)
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toString
public String toString()
- Overrides:
toString
in classObject
- See Also:
Object.toString()
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hashCode
public int hashCode()
TODO: more efficient hashCode()- Overrides:
hashCode
in classObject
- See Also:
Object.hashCode()
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equals
public boolean equals(Object o)
TODO: more efficient hashCode()- Overrides:
equals
in classObject
- See Also:
Object.equals(java.lang.Object)
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getExpressionSymbol
public abstract String getExpressionSymbol()
Returns the symbol that represents this binary expression. For example, addition is represented by "+"- Returns:
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