public class BooleanValue extends AbstractNode<BooleanValue> implements Value<BooleanValue>
Constructor and Description |
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BooleanValue(boolean value) |
Modifier and Type | Method and Description |
---|---|
TraversalControl |
accept(TraverserContext<Node> context,
NodeVisitor visitor)
Double-dispatch entry point.
|
BooleanValue |
deepCopy() |
java.util.List<Node> |
getChildren() |
boolean |
isEqualTo(Node o)
Compares just the content and not the children.
|
boolean |
isValue() |
void |
setValue(boolean value) |
java.lang.String |
toString() |
deepCopy, deepCopy, getComments, getSourceLocation, setComments, setSourceLocation
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
getComments, getSourceLocation
public boolean isValue()
public void setValue(boolean value)
public java.util.List<Node> getChildren()
getChildren
in interface Node<BooleanValue>
public boolean isEqualTo(Node o)
Node
isEqualTo
in interface Node<BooleanValue>
o
- the other node to compare topublic BooleanValue deepCopy()
deepCopy
in interface Node<BooleanValue>
deepCopy
in interface Value<BooleanValue>
public java.lang.String toString()
toString
in class java.lang.Object
public TraversalControl accept(TraverserContext<Node> context, NodeVisitor visitor)
Node
instanceOf
check when decision based on the actual
type of Node is needed, which happens redundantly during traversing AST.
Additional advantage of this pattern is to decouple tree traversal mechanism
from the code that needs to be executed when traversal "visits" a particular Node
in the tree. This leads to a better code re-usability and maintainability.accept
in interface Node<BooleanValue>
context
- TraverserContext bound to this Node objectvisitor
- Visitor instance that performs actual processing on the Nodes(s)