org.gradle.integtests.fixtures.executer.ParallelForkingGradleExecuter Maven / Gradle / Ivy

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/*
 * Copyright 2012 the original author or authors.
 *
 * 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 org.gradle.integtests.fixtures.executer;

import org.gradle.api.Action;
import org.gradle.internal.Factory;
import org.gradle.process.internal.AbstractExecHandleBuilder;
import org.gradle.test.fixtures.file.TestDirectoryProvider;
import org.gradle.util.GradleVersion;

import java.util.ArrayList;
import java.util.List;

class ParallelForkingGradleExecuter extends DaemonGradleExecuter {
    public ParallelForkingGradleExecuter(GradleDistribution distribution, TestDirectoryProvider testDirectoryProvider, GradleVersion gradleVersion, IntegrationTestBuildContext buildContext) {
        super(distribution, testDirectoryProvider, gradleVersion, buildContext);
    }

    @Override
    protected List getAllArgs() {
        List args = new ArrayList();
        args.addAll(super.getAllArgs());
        if (getDistribution().getVersion().compareTo(GradleVersion.version("2.3")) <= 0) {
            args.add("--parallel-threads=4");
        } else {
            args.add("--parallel");
            maybeSetMaxWorkers(args);
        }
        return args;
    }

    private void maybeSetMaxWorkers(List args) {
        for (String arg : args) {
            if (arg.startsWith("--max-workers")) {
                return;
            }
        }
        args.add("--max-workers=4");
    }

    @Override
    protected ForkingGradleHandle createForkingGradleHandle(Action resultAssertion, String encoding, Factory execHandleFactory) {
        return new ParallelForkingGradleHandle(getStdinPipe(), isUseDaemon(), resultAssertion, encoding, execHandleFactory, getDurationMeasurement());
    }
}