58 lines
1.2 KiB
Java
58 lines
1.2 KiB
Java
package me.bvn13.fsm;
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import java.util.function.Supplier;
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public class FsmBuilder<T extends Fsm, E> {
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private final T fsm;
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FsmBuilder(Supplier<T> supplier) {
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fsm = supplier.get();
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}
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public StateBuilder<T,E> from(String state) {
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return new StateBuilder<>(this, state, true, false);
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}
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public StateBuilder<T,E> state(String state) {
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return new StateBuilder<>(this, state, false, false);
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}
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public StateBuilder<T,E> finish(String state) {
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return new StateBuilder<>(this, state, false, true);
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}
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public ConditionBuilder<T,E> withTransition() {
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return new ConditionBuilder<>(this);
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}
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public T create() {
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fsm.init();
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return fsm;
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}
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public T startingAt(String name) {
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fsm.setCurrentState(name);
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return fsm;
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}
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T getFsm() {
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return fsm;
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}
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@SuppressWarnings("unchecked")
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void addState(State<E> state, boolean isInitial) {
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if (isInitial) {
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fsm.initState(state);
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} else {
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fsm.addState(state);
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}
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}
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@SuppressWarnings("unchecked")
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void addTransition(String from, String to, Condition<T,E> condition) {
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fsm.addTransition(from, to, condition);
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}
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}
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