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/**
* Arara, the cool TeX automation tool
* Copyright (c) 2012 -- 2018, Paulo Roberto Massa Cereda
* All rights reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in the
* documentation and/or other materials provided with the distribution.
*
* 3. Neither the name of the project's author nor the names of its
* contributors may be used to endorse or promote products derived from
* this software without specific prior written permission.
*
* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS
* FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
* COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT,
* INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING,
* BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES;
* LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER
* CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
* LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY
* WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
* POSSIBILITY OF SUCH DAMAGE.
*/
package com.github.cereda.arara.model;
import com.github.cereda.arara.utils.CommonUtils;
import java.io.File;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
/**
* Implements a command model, containing a list of strings.
* @author Paulo Roberto Massa Cereda
* @version 4.0
* @since 4.0
*/
public class Command {
// a list of elements which are components
// of a command and represented as strings
private final List<String> elements;
// an optional file acting as a reference
// for the default working directory
private File workingDirectory;
/**
* Constructor.
* @param values An array of objects.
*/
public Command(Object... values) {
elements = new ArrayList<String>();
List result = CommonUtils.flatten(Arrays.asList(values));
for (Object value : result) {
String element = String.valueOf(value);
if (!CommonUtils.checkEmptyString(element)) {
elements.add(element);
}
}
}
/**
* Constructor.
* @param elements A list of strings.
*/
public Command(List<String> elements) {
this.elements = elements;
}
/**
* Gets the list of strings representing each element of a command.
* @return A list of strings.
*/
public List<String> getElements() {
return elements;
}
/**
* Sets the working directory.
* @param workingDirectory A file representing the working directory.
*/
public void setWorkingDirectory(File workingDirectory) {
this.workingDirectory = workingDirectory;
}
/**
* Gets the working directory, if any.
* @return A file representing the working directory.
*/
public File getWorkingDirectory() {
return workingDirectory;
}
/**
* Checks if a working directory was defined.
* @return A logic value indicating if a working directory was defined.
*/
public boolean hasWorkingDirectory() {
return workingDirectory != null;
}
/**
* Provides a textual representation of the current command.
* @return A string representing the current command.
*/
@Override
public String toString() {
return CommonUtils.getCollectionElements(elements, "[ ", " ]", ", ");
}
}
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