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java.lang.Objectnet.esper.client.soda.ExpressionBase
net.esper.client.soda.PropertyExistsExpression
public class PropertyExistsExpression
Property-exists checks if a dynamic property exists.
Constructor Summary | |
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PropertyExistsExpression()
Ctor - for use to create an expression tree, without child expression. |
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PropertyExistsExpression(String propertyName)
Ctor. |
Method Summary | |
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void |
toEQL(StringWriter writer)
Renders the clause in textual representation. |
Methods inherited from class net.esper.client.soda.ExpressionBase |
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addChild, getChildren |
Methods inherited from class java.lang.Object |
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clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
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public PropertyExistsExpression()
public PropertyExistsExpression(String propertyName)
propertyName
- is the name of the property to check existenceMethod Detail |
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public void toEQL(StringWriter writer)
writer
- to output to
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