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/*
 * Licensed to Elasticsearch under one or more contributor
 * license agreements. See the NOTICE file distributed with
 * this work for additional information regarding copyright
 * ownership. Elasticsearch licenses this file to you under
 * the Apache License, Version 2.0 (the "License"); you may
 * not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *    http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 * KIND, either express or implied.  See the License for the
 * specific language governing permissions and limitations
 * under the License.
 */

package org.elasticsearch.painless.node;

import org.elasticsearch.painless.Location;
import org.elasticsearch.painless.phase.UserTreeVisitor;

import java.util.Collections;
import java.util.List;
import java.util.Objects;

/**
 * Represents a user-defined call.
 */
public class ECallLocal extends AExpression {

    private final String methodName;
    private final List argumentNodes;

    public ECallLocal(int identifier, Location location, String methodName, List argumentNodes) {
        super(identifier, location);

        this.methodName = Objects.requireNonNull(methodName);
        this.argumentNodes = Collections.unmodifiableList(Objects.requireNonNull(argumentNodes));
    }

    public String getMethodName() {
        return methodName;
    }

    public List getArgumentNodes() {
        return argumentNodes;
    }

    @Override
    public  void visit(UserTreeVisitor userTreeVisitor, Scope scope) {
        userTreeVisitor.visitCallLocal(this, scope);
    }

    @Override
    public  void visitChildren(UserTreeVisitor userTreeVisitor, Scope scope) {
        for (AExpression argumentNode : argumentNodes) {
            argumentNode.visit(userTreeVisitor, scope);
        }
    }
}