Package org.apache.cayenne.exp.parser

Class ASTTrim

java.lang.Object

org.apache.cayenne.exp.Expression

org.apache.cayenne.exp.parser.SimpleNode

org.apache.cayenne.exp.parser.EvaluatedNode

org.apache.cayenne.exp.parser.ASTFunctionCall

org.apache.cayenne.exp.parser.ASTTrim

All Implemented Interfaces:

Serializable, Node, XMLSerializable

public class ASTTrim
extends ASTFunctionCall

Since:

4.0

See Also:

• Serialized Form

Field Summary

Fields inherited from class org.apache.cayenne.exp.parser.ASTFunctionCall

functionName

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, CUSTOM_OP, DB_PATH, DBID_PATH, DIVIDE, ENCLOSING_OBJECT, EQUAL_TO, EXISTS, 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_EXISTS, NOT_IN, NOT_LIKE, NOT_LIKE_IGNORE_CASE, OBJ_PATH, OR, PRUNED_NODE, SUBQUERY, SUBTRACT, TRUE, type

Constructor Summary

Constructors

Constructor	Description
ASTTrim(Expression path)

Method Summary

Modifier and Type	Method	Description
protected Object	evaluateSubNode(Object o, Object[] evaluatedChildren)
protected String	getExpressionOperator(int index)
protected int	getRequiredChildrenCount()
int	getType()	Returns a type of expression.
Expression	shallowCopy()	Creates a copy of this expression node, without copying children.

Methods inherited from class org.apache.cayenne.exp.parser.ASTFunctionCall

appendAsEJBQL, appendAsString, appendFunctionNameAsString, equals, getFunctionName, hashCode, nameToCamelCase, needParenthesis, setFunctionName

Methods inherited from class org.apache.cayenne.exp.parser.EvaluatedNode

evaluateNode

Methods inherited from class org.apache.cayenne.exp.parser.SimpleNode

appendAsEJBQL, appendAsEscapedString, appendChildrenAsEJBQL, appendScalarAsString, connectChildren, encodeScalarAsEJBQL, evaluate, evaluateChild, expName, flattenTree, getEJBQLExpressionOperator, getOperand, getOperandCount, getPathAliases, jjtAddChild, jjtClose, jjtGetChild, jjtGetNumChildren, jjtGetParent, jjtOpen, jjtSetParent, notExp, pruneNodeForPrunedChild, setOperand, unwrapChild, wrapChild

Methods inherited from class org.apache.cayenne.exp.Expression

andExp, andExp, deepCopy, encodeAsXML, filter, filterObjects, first, joinExp, joinExp, match, orExp, orExp, params, params, paramsArray, setType, toEJBQL, toEJBQL, toString, transform, transformExpression, traverse, traverse

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Constructor Details

ASTTrim

public ASTTrim(Expression path)

Method Details

getExpressionOperator

protected String getExpressionOperator(int index)

Overrides:

getExpressionOperator in class ASTFunctionCall

getRequiredChildrenCount

protected int getRequiredChildrenCount()

Specified by:

getRequiredChildrenCount in class EvaluatedNode

evaluateSubNode

protected Object evaluateSubNode(Object o,
 Object[] evaluatedChildren)
                          throws Exception

Specified by:

evaluateSubNode in class EvaluatedNode

Throws:

Exception

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 class ASTFunctionCall

shallowCopy

public Expression shallowCopy()

Description copied from class: Expression

Creates a copy of this expression node, without copying children.

Specified by:

shallowCopy in class Expression