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1   // ******************************************************************************
2   //
3   // Title:       Force Field X.
4   // Description: Force Field X - Software for Molecular Biophysics.
5   // Copyright:   Copyright (c) Michael J. Schnieders 2001-2025.
6   //
7   // This file is part of Force Field X.
8   //
9   // Force Field X is free software; you can redistribute it and/or modify it
10  // under the terms of the GNU General Public License version 3 as published by
11  // the Free Software Foundation.
12  //
13  // Force Field X is distributed in the hope that it will be useful, but WITHOUT
14  // ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
15  // FOR A PARTICULAR PURPOSE. See the GNU General Public License for more
16  // details.
17  //
18  // You should have received a copy of the GNU General Public License along with
19  // Force Field X; if not, write to the Free Software Foundation, Inc., 59 Temple
20  // Place, Suite 330, Boston, MA 02111-1307 USA
21  //
22  // Linking this library statically or dynamically with other modules is making a
23  // combined work based on this library. Thus, the terms and conditions of the
24  // GNU General Public License cover the whole combination.
25  //
26  // As a special exception, the copyright holders of this library give you
27  // permission to link this library with independent modules to produce an
28  // executable, regardless of the license terms of these independent modules, and
29  // to copy and distribute the resulting executable under terms of your choice,
30  // provided that you also meet, for each linked independent module, the terms
31  // and conditions of the license of that module. An independent module is a
32  // module which is not derived from or based on this library. If you modify this
33  // library, you may extend this exception to your version of the library, but
34  // you are not obligated to do so. If you do not wish to do so, delete this
35  // exception statement from your version.
36  //
37  // ******************************************************************************
38  package ffx.potential.cli;
39  
40  import ffx.potential.MolecularAssembly;
41  import ffx.potential.utils.PotentialsFunctions;
42  import picocli.CommandLine.Option;
43  
44  import java.io.File;
45  
46  /**
47   * Represents command line options for scripts that periodically write out structures.
48   *
49   * @author Michael J. Schnieders
50   * @author Soham Ali
51   * @since 1.0
52   */
53  public class WriteoutOptions {
54  
55    /**
56     * -F or --fileFormat Choose the file type to write [PDB/XYZ].
57     */
58    @Option(names = {"-F", "--fileFormat"}, paramLabel = "XYZ", defaultValue = "XYZ",
59        description = "Choose file type to write [PDB/XYZ].")
60    public String fileType = "XYZ";
61  
62    public static String toArchiveExtension(String fileType) {
63      return Extensions.nameToExt(fileType).archive;
64    }
65  
66    /**
67     * Getter for the field <code>fileType</code>.
68     *
69     * @return a {@link java.lang.String} object.
70     */
71    public String getFileType() {
72      return fileType;
73    }
74  
75    /**
76     * Saves a single-snapshot file to either .xyz or .pdb, depending on the value of fileType.
77     *
78     * @param baseFileName        Basic file name without extension.
79     * @param potentialsFunctions A PotentialFunctions object.
80     * @param molecularAssembly   MolecularAssembly to save.
81     * @return File written to.
82     */
83    public File saveFile(String baseFileName, PotentialsFunctions potentialsFunctions,
84                         MolecularAssembly molecularAssembly) {
85      String outFileName = baseFileName;
86      File outFile;
87      if (fileType.equalsIgnoreCase("XYZ")) {
88        outFileName = outFileName + ".xyz";
89        outFile = potentialsFunctions.versionFile(new File(outFileName));
90        potentialsFunctions.saveAsXYZ(molecularAssembly, outFile);
91      } else {
92        outFileName = outFileName + ".pdb";
93        outFile = potentialsFunctions.versionFile(new File(outFileName));
94        potentialsFunctions.saveAsPDB(molecularAssembly, outFile);
95      }
96      return outFile;
97    }
98  
99    private enum Extensions {
100     XYZ("xyz", "arc"), PDB("pdb", "pdb");
101 
102     private final String single;
103     private final String archive;
104 
105     Extensions(String single, String archive) {
106       this.single = single;
107       this.archive = archive;
108     }
109 
110     static Extensions nameToExt(String name) {
111       return switch (name.toUpperCase()) {
112         case "PDB" -> PDB;
113         default -> XYZ;
114       };
115     }
116   }
117 }