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/*
* SPDX-FileCopyrightText: 2023 The Refinery Authors <https://refinery.tools/>
*
* SPDX-License-Identifier: EPL-2.0
*/
package tools.refinery.store.dse.transition;
import tools.refinery.store.dse.transition.actions.Action;
import tools.refinery.store.dse.transition.actions.BoundAction;
import tools.refinery.store.dse.transition.callback.*;
import tools.refinery.store.model.Model;
import tools.refinery.store.query.dnf.RelationalQuery;
public class Rule {
private final String name;
private final RelationalQuery precondition;
private final Action action;
public Rule(String name, RelationalQuery precondition, Action action) {
if (precondition.arity() != action.getArity()) {
throw new IllegalArgumentException("Expected an action clause with %d parameters, got %d instead"
.formatted(precondition.arity(), action.getArity()));
}
this.name = name;
this.precondition = precondition;
this.action = action;
}
public String getName() {
return name;
}
public RelationalQuery getPrecondition() {
return precondition;
}
public BoundAction createAction(Model model) {
return action.bindToModel(model);
}
public static RuleBuilder builder(String name) {
return new RuleBuilder(name);
}
public static RuleBuilder builder() {
return builder(null);
}
public static Rule of(String name, RuleCallback0 callback) {
var builder = builder(name);
callback.accept(builder);
return builder.build();
}
public static Rule of(RuleCallback0 callback) {
return of(null, callback);
}
public static Rule of(String name, RuleCallback1 callback) {
var builder = builder(name);
callback.accept(builder, builder.parameter("p1"));
return builder.build();
}
public static Rule of(RuleCallback1 callback) {
return of(null, callback);
}
public static Rule of(String name, RuleCallback2 callback) {
var builder = builder(name);
callback.accept(builder, builder.parameter("p1"), builder.parameter("p2"));
return builder.build();
}
public static Rule of(RuleCallback2 callback) {
return of(null, callback);
}
public static Rule of(String name, RuleCallback3 callback) {
var builder = builder(name);
callback.accept(builder, builder.parameter("p1"), builder.parameter("p2"), builder.parameter("p3"));
return builder.build();
}
public static Rule of(RuleCallback3 callback) {
return of(null, callback);
}
public static Rule of(String name, RuleCallback4 callback) {
var builder = builder(name);
callback.accept(builder, builder.parameter("p1"), builder.parameter("p2"), builder.parameter("p3"),
builder.parameter("p4"));
return builder.build();
}
public static Rule of(RuleCallback4 callback) {
return of(null, callback);
}
}
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