org.codehaus.groovy.ast.expr
Class Expression

java.lang.Object
  org.codehaus.groovy.ast.ASTNode
      org.codehaus.groovy.ast.AnnotatedNode
          org.codehaus.groovy.ast.expr.Expression

Direct Known Subclasses:

ArrayExpression, BinaryExpression, BitwiseNegationExpression, BooleanExpression, BytecodeExpression, CastExpression, ClassExpression, ClosureExpression, ConstantExpression, ConstructorCallExpression, EmptyExpression, FieldExpression, GStringExpression, ListExpression, MapEntryExpression, MapExpression, MethodCallExpression, MethodPointerExpression, PostfixExpression, PrefixExpression, PropertyExpression, RangeExpression, SpreadExpression, SpreadMapExpression, StaticMethodCallExpression, TernaryExpression, TupleExpression, UnaryMinusExpression, UnaryPlusExpression, VariableExpression

public abstract class Expression
extends AnnotatedNode

Represents a base class for expressions which evaluate as an object

Version:

$Revision$

Author:

James Strachan

Constructor Summary

Expression()

Method Summary

ClassNode	getType()
void	setType(ClassNode t)
abstract Expression	transformExpression(ExpressionTransformer transformer) Return a copy of the expression calling the transformer on any nested expressions
protected List<Expression>	transformExpressions(List<? extends Expression> expressions, ExpressionTransformer transformer) Transforms the list of expressions
protected <T extends Expression> List<T>	transformExpressions(List<? extends Expression> expressions, ExpressionTransformer transformer, Class<T> transformedType) Transforms the list of expressions, and checks that all transformed expressions have the given type.

Methods inherited from class org.codehaus.groovy.ast.AnnotatedNode

addAnnotation, addAnnotations, getAnnotations, getAnnotations, getDeclaringClass, hasNoRealSourcePosition, isSynthetic, setDeclaringClass, setHasNoRealSourcePosition, setSynthetic

Methods inherited from class org.codehaus.groovy.ast.ASTNode

copyNodeMetaData, getColumnNumber, getLastColumnNumber, getLastLineNumber, getLineNumber, getNodeMetaData, getText, putNodeMetaData, removeNodeMetaData, setColumnNumber, setLastColumnNumber, setLastLineNumber, setLineNumber, setNodeMetaData, setSourcePosition, visit

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

Expression

public Expression()

Method Detail

transformExpression

public abstract Expression transformExpression(ExpressionTransformer transformer)

Return a copy of the expression calling the transformer on any nested expressions

Parameters:

transformer -

transformExpressions

protected List<Expression> transformExpressions(List<? extends Expression> expressions,
                                                ExpressionTransformer transformer)

Transforms the list of expressions

Returns:

a new list of transformed expressions

transformExpressions

protected <T extends Expression> List<T> transformExpressions(List<? extends Expression> expressions,
                                                              ExpressionTransformer transformer,
                                                              Class<T> transformedType)

Transforms the list of expressions, and checks that all transformed expressions have the given type.

Returns:

a new list of transformed expressions

getType

public ClassNode getType()

setType

public void setType(ClassNode t)