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/*
 * The MIT License
 *
 * Copyright 2015 mchaberski.
 *
 * Permission is hereby granted, free of charge, to any person obtaining a copy
 * of this software and associated documentation files (the "Software"), to deal
 * in the Software without restriction, including without limitation the rights
 * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
 * copies of the Software, and to permit persons to whom the Software is
 * furnished to do so, subject to the following conditions:
 *
 * The above copyright notice and this permission notice shall be included in
 * all copies or substantial portions of the Software.
 *
 * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
 * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
 * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
 * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
 * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
 * THE SOFTWARE.
 */
package com.github.mike10004.nativehelper;

import com.google.common.base.Supplier;
import com.novetta.ibg.common.sys.ExposedExecTask;
import java.io.File;
import java.nio.charset.Charset;
import java.util.Map;
import org.apache.tools.ant.taskdefs.ExecTask;
import static com.google.common.base.Preconditions.checkNotNull;

/**
 * Class that represents a program whose output is captured in memory as strings.
 * @author mchaberski
 */
public class ProgramWithOutputStrings extends ProgramWithOutput {

    public static final String STDOUT_PROPERTY_NAME = ProgramWithOutputStrings.class.getName() + ".stdout";
    public static final String STDERR_PROPERTY_NAME = ProgramWithOutputStrings.class.getName() + ".stderr";
    
    private final Charset charset;
    
    protected ProgramWithOutputStrings(String executable, String standardInput, File standardInputFile, File workingDirectory, Iterable arguments, Supplier taskFactory, Charset charset) {
        super(executable, standardInput, standardInputFile, workingDirectory, arguments, taskFactory);
        this.charset = checkNotNull(charset);
    }

    @Override
    protected void configureTask(ExposedExecTask task, Map executionContext) {
        super.configureTask(task, executionContext);
        task.setOutputproperty(STDOUT_PROPERTY_NAME);
        task.setErrorProperty(STDERR_PROPERTY_NAME);
    }
    
    @Override
    protected ProgramWithOutputStringsResult produceResultFromExecutedTask(ExecTask task, Map executionContext) {
        String stdout = task.getProject().getProperty(STDOUT_PROPERTY_NAME);
        String stderr = task.getProject().getProperty(STDERR_PROPERTY_NAME);
        int exitCode = getExitCode(task, executionContext);
        ProgramWithOutputStringsResult result = new ProgramWithOutputStringsResult(exitCode, stdout, stderr, charset);
        return result;
    }

}