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111 lines (91 loc) · 2.87 KB
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package FDA;
import Tools.FileIterator;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;
import java.util.function.Function;
public class Transition<T>{
private Function<T,Boolean> function;
private T transition;
private State<T>toTransit;
private boolean readNext = true;
private boolean write = false;
private List<SemanticAction<T>> actions;
public Transition(T transition,State<T>toTransit){
this.toTransit = toTransit;
this.transition = transition;
actions = new ArrayList<>();
}
public Transition(Function<T,Boolean> transitionFunction,State<T>toTransit){
this.toTransit = toTransit;
this.function = transitionFunction;
actions = new ArrayList<>();
}
public Transition(T transition,State<T>toTransit,boolean ignoreRead,boolean write){
this.toTransit = toTransit;
this.transition = transition;
this.readNext = !ignoreRead;
this.write = write;
actions = new ArrayList<>();
}
public Transition(Function<T,Boolean> transitionFunction,State<T>toTransit,boolean ignoreRead,boolean write){
this.toTransit = toTransit;
this.function = transitionFunction;
this.readNext = !ignoreRead;
this.write = write;
actions = new ArrayList<>();
}
public boolean isReadNext() {
return readNext;
}
public void addSemanticAction(SemanticAction<T> action){
actions.add(action);
}
public void setReadNext(boolean readNext) {
this.readNext = readNext;
}
protected void callActions(T element, List<T>elements, FileIterator<T> iterator) throws ProcessorError {
Iterator<SemanticAction<T>>actionsIt =actions.stream().iterator();
while(actionsIt.hasNext()){
SemanticAction<T> action = actionsIt.next();
action.onAction(toTransit,element,elements);
}
}
public boolean apply(T element){
if(isFunction()){
return function.apply(element);
}else{
return transition.equals(element);
}
}
public boolean isWrite() {
return write;
}
public void setWrite(boolean write) {
this.write = write;
}
public Function<T, Boolean> getFunction() {
return function;
}
public T getTransition() {
return transition;
}
public boolean isFunction() {
return (function!=null);
}
public State<T> getToTransit() {
return toTransit;
}
public void setToTransit(State<T> toTransit) {
this.toTransit = toTransit;
}
@Override
public String toString() {
return "Transition{" +
"function=" + function +
", transition=" + transition +
", readNext=" + readNext +
", actions=" + actions +
'}';
}
}