JDOExpressionIF (Ontopia)

All Known Implementing Classes:

JDOAnd, JDOBoolean, JDOContains, JDOEndsWith, JDOEquals, JDOIsEmpty, JDOLike, JDONot, JDONotEquals, JDOOr, JDOSetOperation, JDOStartsWith, JDOValueExpression
```
public interface JDOExpressionIF
```
INTERNAL: Represents an expression in a JDO query. An expression will return a boolean value when evaluated.

Field Summary

Fields
Modifier and Type	Field and Description
`static int`	`AND` INTERNAL: Constant referring to the `JDOAnd` class.
`static int`	`BOOLEAN` INTERNAL: Constant referring to the `JDOBoolean` class.
`static int`	`CONTAINS` INTERNAL: Constant referring to the `JDOContains` class.
`static int`	`ENDS_WITH` INTERNAL: Constant referring to the `JDOEndsWith` class.
`static int`	`EQUALS` INTERNAL: Constant referring to the `JDOEquals` class.
`static int`	`IS_EMPTY` INTERNAL: Constant referring to the `JDOIsEmpty` class.
`static int`	`LIKE` INTERNAL: Constant referring to the `JDOLike` class.
`static int`	`NOT` INTERNAL: Constant referring to the `JDONot` class.
`static int`	`NOT_EQUALS` INTERNAL: Constant referring to the `JDONotEquals` class.
`static int`	`OR` INTERNAL: Constant referring to the `JDOOr` class.
`static int`	`SET_OPERATION` INTERNAL: Constant referring to the `JDOSetOperation` class.
`static int`	`STARTS_WITH` INTERNAL: Constant referring to the `JDOStartsWith` class.
`static int`	`VALUE_EXPRESSION` INTERNAL: Constant referring to the `JDOValueExpression` class.

Method Summary

All Methods Instance Methods Abstract Methods
Modifier and Type	Method and Description
`int`	`getType()` INTERNAL: Returns the type of JDO expression indicated by one of the constants in the `JDOExpressionIF` interface.
`void`	`visit(JDOVisitorIF visitor)` INTERNAL: Allows the value to be visited.

- Field Detail
  - AND
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static final int AND
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    INTERNAL: Constant referring to the JDOAnd class.
    
    See Also:
    
    Constant Field Values
  - OR
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static final int OR
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    INTERNAL: Constant referring to the JDOOr class.
    
    See Also:
    
    Constant Field Values
  - NOT
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static final int NOT
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    INTERNAL: Constant referring to the JDONot class.
    
    See Also:
    
    Constant Field Values
  - BOOLEAN
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static final int BOOLEAN
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    INTERNAL: Constant referring to the JDOBoolean class.
    
    See Also:
    
    Constant Field Values
  - VALUE_EXPRESSION
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static final int VALUE_EXPRESSION
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    INTERNAL: Constant referring to the JDOValueExpression class.
    
    See Also:
    
    Constant Field Values
  - EQUALS
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static final int EQUALS
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    INTERNAL: Constant referring to the JDOEquals class.
    
    See Also:
    
    Constant Field Values
  - NOT_EQUALS
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static final int NOT_EQUALS
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    INTERNAL: Constant referring to the JDONotEquals class.
    
    See Also:
    
    Constant Field Values
  - CONTAINS
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static final int CONTAINS
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    INTERNAL: Constant referring to the JDOContains class.
    
    See Also:
    
    Constant Field Values
  - IS_EMPTY
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static final int IS_EMPTY
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    INTERNAL: Constant referring to the JDOIsEmpty class.
    
    See Also:
    
    Constant Field Values
  - STARTS_WITH
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static final int STARTS_WITH
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    INTERNAL: Constant referring to the JDOStartsWith class.
    
    See Also:
    
    Constant Field Values
  - ENDS_WITH
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static final int ENDS_WITH
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    INTERNAL: Constant referring to the JDOEndsWith class.
    
    See Also:
    
    Constant Field Values
  - LIKE
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static final int LIKE
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    INTERNAL: Constant referring to the JDOLike class.
    
    See Also:
    
    Constant Field Values
  - SET_OPERATION
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static final int SET_OPERATION
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    INTERNAL: Constant referring to the JDOSetOperation class.
    
    See Also:
    
    Constant Field Values
- Method Detail
  - getType
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int getType()
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    INTERNAL: Returns the type of JDO expression indicated by one of the constants in the JDOExpressionIF interface.
  - visit
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void visit(JDOVisitorIF visitor)
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    INTERNAL: Allows the value to be visited. This method is used for retrieval of nested data in expressions.

Interface JDOExpressionIF

Field Summary

Method Summary

Field Detail

AND

OR

NOT

BOOLEAN

VALUE_EXPRESSION

EQUALS

NOT_EQUALS

CONTAINS

IS_EMPTY

STARTS_WITH

ENDS_WITH

LIKE

SET_OPERATION

Method Detail

getType

visit