buildSrc/src/main/groovy/com/pedjak/gradle/plugins/dockerizedtest/DockerizedJavaExecHandleBuilder.groovy

/*
 * Copyright 2015 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 com.pedjak.gradle.plugins.dockerizedtest

import com.pedjak.gradle.plugins.dockerizedtest.DockerizedTestExtension
import com.pedjak.gradle.plugins.dockerizedtest.ExitCodeTolerantExecHandle
import com.pedjak.gradle.plugins.dockerizedtest.WorkerSemaphore
import org.gradle.api.internal.file.FileCollectionFactory
import org.gradle.api.internal.file.FileResolver
import org.gradle.initialization.BuildCancellationToken
import org.gradle.process.internal.*
import org.gradle.process.internal.streams.OutputStreamsForwarder

import java.util.concurrent.Executor

class DockerizedJavaExecHandleBuilder extends JavaExecHandleBuilder {
    protected final FileCollectionFactory fileCollectionFactory

    def streamsHandler
    def executor
    def buildCancellationToken
    private final DockerizedTestExtension extension

    private final WorkerSemaphore workersSemaphore

    DockerizedJavaExecHandleBuilder(DockerizedTestExtension extension,
                                    FileResolver fileResolver,
                                    FileCollectionFactory fileCollectionFactory,
                                    Executor executor,
                                    BuildCancellationToken buildCancellationToken,
                                    WorkerSemaphore workersSemaphore) {
        super(fileResolver, fileCollectionFactory, executor, buildCancellationToken)
        this.fileCollectionFactory = fileCollectionFactory
        this.extension = extension
        this.executor = executor
        this.buildCancellationToken = buildCancellationToken
        this.workersSemaphore = workersSemaphore
    }

    def StreamsHandler getStreamsHandler() {
        StreamsHandler effectiveHandler;
        if (this.streamsHandler != null) {
            effectiveHandler = this.streamsHandler;
        } else {
            boolean shouldReadErrorStream = !redirectErrorStream;
            effectiveHandler = new OutputStreamsForwarder(standardOutput, errorOutput, shouldReadErrorStream);
        }
        return effectiveHandler;
    }

    ExecHandle build() {

        return new ExitCodeTolerantExecHandle(new DockerizedExecHandle(extension, getDisplayName(),
                getWorkingDir(),
                'java',
                allArguments,
                getActualEnvironment(),
                getStreamsHandler(),
                inputHandler,
                listeners,
                redirectErrorStream,
                timeoutMillis,
                daemon,
                executor,
                buildCancellationToken),
                workersSemaphore)

    }

    def timeoutMillis = Integer.MAX_VALUE

    @Override
    AbstractExecHandleBuilder setTimeout(int timeoutMillis) {
        this.timeoutMillis = timeoutMillis
        return super.setTimeout(timeoutMillis)
    }

    boolean redirectErrorStream

    @Override
    AbstractExecHandleBuilder redirectErrorStream() {
        redirectErrorStream = true
        return super.redirectErrorStream()
    }

    def listeners = []

    @Override
    AbstractExecHandleBuilder listener(ExecHandleListener listener) {
        listeners << listener
        return super.listener(listener)
    }

}