public class UnaryTransition extends java.lang.Object implements Transition
| Modifier and Type | Field and Description |
|---|---|
boolean |
isRoot
root transitions are illegal in the middle of the tree, naturally
|
java.lang.String |
label |
| Constructor and Description |
|---|
UnaryTransition(java.lang.String label,
boolean isRoot) |
| Modifier and Type | Method and Description |
|---|---|
State |
apply(State state)
Add a unary node to the existing node on top of the stack
|
State |
apply(State state,
double scoreDelta)
Add a unary node to the existing node on top of the stack
|
boolean |
equals(java.lang.Object o) |
int |
hashCode() |
boolean |
isLegal(State state,
java.util.List<ParserConstraint> constraints)
Legal as long as there is at least one item on the state's stack.
|
java.lang.String |
toString() |
public final java.lang.String label
public final boolean isRoot
public boolean isLegal(State state, java.util.List<ParserConstraint> constraints)
isLegal in interface Transitionpublic State apply(State state)
apply in interface Transitionpublic State apply(State state, double scoreDelta)
apply in interface Transitionpublic boolean equals(java.lang.Object o)
equals in class java.lang.Objectpublic int hashCode()
hashCode in class java.lang.Objectpublic java.lang.String toString()
toString in class java.lang.Object