com.caoccao.javet.node.modules.NodeModuleModule Maven / Gradle / Ivy

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Javet is Java + V8 (JAVa + V + EighT). It is an awesome way of embedding Node.js and V8 in Java.

There is a newer version: 4.0.0

/*
 * Copyright (c) 2021-2024. caoccao.com Sam Cao
 *
 * Licensed 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 com.caoccao.javet.node.modules;

import com.caoccao.javet.annotations.NodeModule;
import com.caoccao.javet.exceptions.JavetException;
import com.caoccao.javet.values.reference.V8ValueObject;

import java.io.File;
import java.util.Objects;

@NodeModule(name = "module")
public class NodeModuleModule extends BaseNodeModule {
    public static final String FUNCTION_CREATE_REQUIRE = "createRequire";
    public static final String PROPERTY_REQUIRE = "require";

    public NodeModuleModule(V8ValueObject moduleObject, String name) {
        super(moduleObject, name);
    }

    public void setRequireRootDirectory(String requireRootDirectory) throws JavetException {
        try (V8ValueObject v8ValueObject = moduleObject.invoke(
                FUNCTION_CREATE_REQUIRE,
                moduleObject.getV8Runtime().createV8ValueString(Objects.requireNonNull(requireRootDirectory)))) {
            moduleObject.getV8Runtime().getGlobalObject().set(PROPERTY_REQUIRE, v8ValueObject);
        }
    }

    public void setRequireRootDirectory(File requireRootDirectory) throws JavetException {
        setRequireRootDirectory(requireRootDirectory.getAbsolutePath() + File.separator);
    }
}