Package org.apache.cayenne.exp.parser
Class ASTEqual
java.lang.Object
org.apache.cayenne.exp.Expression
org.apache.cayenne.exp.parser.SimpleNode
org.apache.cayenne.exp.parser.ConditionNode
org.apache.cayenne.exp.parser.ASTEqual
- All Implemented Interfaces:
Serializable
,Node
,ValueInjector
,XMLSerializable
public class ASTEqual extends ConditionNode implements ValueInjector
"Equal To" expression.
- Since:
- 1.1
- See Also:
- Serialized Form
-
Field Summary
Fields inherited from class org.apache.cayenne.exp.parser.SimpleNode
children, id, parent
Fields inherited from class org.apache.cayenne.exp.Expression
ADD, AND, ASTERISK, BETWEEN, BITWISE_AND, BITWISE_LEFT_SHIFT, BITWISE_NOT, BITWISE_OR, BITWISE_RIGHT_SHIFT, BITWISE_XOR, DB_PATH, DIVIDE, EQUAL_TO, FALSE, FULL_OBJECT, FUNCTION_CALL, GREATER_THAN, GREATER_THAN_EQUAL_TO, IN, LESS_THAN, LESS_THAN_EQUAL_TO, LIKE, LIKE_IGNORE_CASE, LIST, MULTIPLY, NEGATIVE, NOT, NOT_BETWEEN, NOT_EQUAL_TO, NOT_IN, NOT_LIKE, NOT_LIKE_IGNORE_CASE, OBJ_PATH, OR, PRUNED_NODE, SUBTRACT, TRUE, type
-
Constructor Summary
Constructors Constructor Description ASTEqual()
ASTEqual(SimpleNode path, Object value)
Creates "Equal To" expression. -
Method Summary
Modifier and Type Method Description protected Boolean
evaluateSubNode(Object o, Object[] evaluatedChildren)
protected String
getEJBQLExpressionOperator(int index)
Returns operator for EJBQL statements, which can differ for Cayenne expression operatorprotected String
getExpressionOperator(int index)
protected int
getRequiredChildrenCount()
int
getType()
Returns a type of expression.void
injectValue(Object o)
Expression
shallowCopy()
Creates a copy of this expression node, without copying children.Methods inherited from class org.apache.cayenne.exp.parser.ConditionNode
evaluateNode, jjtSetParent
Methods inherited from class org.apache.cayenne.exp.parser.SimpleNode
appendAsEJBQL, appendAsEJBQL, appendAsEscapedString, appendAsString, appendChildrenAsEJBQL, appendScalarAsString, connectChildren, encodeScalarAsEJBQL, evaluate, evaluateChild, expName, flattenTree, getOperand, getOperandCount, getPathAliases, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, notExp, pruneNodeForPrunedChild, setOperand, unwrapChild, wrapChild
Methods inherited from class org.apache.cayenne.exp.Expression
andExp, andExp, deepCopy, encodeAsXML, equals, filter, filterObjects, first, hashCode, joinExp, joinExp, match, orExp, orExp, params, params, paramsArray, setType, toEJBQL, toEJBQL, toString, transform, transformExpression, traverse, traverse
-
Constructor Details
-
ASTEqual
public ASTEqual() -
ASTEqual
Creates "Equal To" expression.
-
-
Method Details
-
getRequiredChildrenCount
protected int getRequiredChildrenCount()- Specified by:
getRequiredChildrenCount
in classConditionNode
-
evaluateSubNode
- Specified by:
evaluateSubNode
in classConditionNode
- Throws:
Exception
-
shallowCopy
Creates a copy of this expression node, without copying children.- Specified by:
shallowCopy
in classExpression
-
getExpressionOperator
- Specified by:
getExpressionOperator
in classSimpleNode
-
getEJBQLExpressionOperator
Description copied from class:SimpleNode
Returns operator for EJBQL statements, which can differ for Cayenne expression operator- Overrides:
getEJBQLExpressionOperator
in classSimpleNode
-
getType
public int getType()Description copied from class:Expression
Returns a type of expression. Most common types are defined as public static fields of this interface.- Overrides:
getType
in classExpression
-
injectValue
- Specified by:
injectValue
in interfaceValueInjector
-