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1 /*
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2 * Copyright 1999 Sun Microsystems, Inc. All Rights Reserved.
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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4 *
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5 * This code is free software; you can redistribute it and/or modify it
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6 * under the terms of the GNU General Public License version 2 only, as
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7 * published by the Free Software Foundation.
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8 *
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9 * This code is distributed in the hope that it will be useful, but WITHOUT
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10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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11 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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12 * version 2 for more details (a copy is included in the LICENSE file that
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13 * accompanied this code).
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14 *
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15 * You should have received a copy of the GNU General Public License version
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16 * 2 along with this work; if not, write to the Free Software Foundation,
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17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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18 *
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19 * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
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20 * CA 95054 USA or visit www.sun.com if you need additional information or
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21 * have any questions.
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22 *
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23 */
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24
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25 public class FileName {
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26 private String dir;
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27 private String prefix;
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28 private String stem;
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29 private String suffix;
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30 private String inverseDir;
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31 private String altSuffix;
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32
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33 private String dpss;
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34 private String psa;
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35 private String dpsa;
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36 private String pss;
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37
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38 private Platform plat;
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39
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40 /** None of the passed strings may be null. */
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41
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42 public FileName(Platform plat, String dir, String prefix,
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43 String stem, String suffix,
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44 String inverseDir, String altSuffix) {
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45 if ((dir == null) ||
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46 (prefix == null) ||
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47 (stem == null) ||
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48 (suffix == null) ||
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49 (inverseDir == null) ||
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50 (altSuffix == null)) {
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51 throw new NullPointerException("All arguments must be non-null");
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52 }
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53
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54 this.plat = plat;
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55
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56 this.dir = dir;
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57 this.prefix = prefix;
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58 this.stem = stem;
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59 this.suffix = suffix;
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60 this.inverseDir = inverseDir;
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61 this.altSuffix = altSuffix;
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62
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63 pss = prefix + stem + suffix;
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64 dpss = dir + prefix + stem + suffix;
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65 psa = prefix + stem + altSuffix;
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66 dpsa = dir + prefix + stem + altSuffix;
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67
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68 checkLength(plat);
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69 }
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70
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71 public void checkLength(Platform p) {
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72 int len;
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73 String s;
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74 int suffLen = suffix.length();
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75 int altSuffLen = altSuffix.length();
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76 if (suffLen >= altSuffLen) {
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77 len = suffLen;
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78 s = suffix;
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79 } else {
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80 len = altSuffLen;
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81 s = altSuffix;
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82 }
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83 len += prefix.length() + stem.length();
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84 int lim = p.fileNameLengthLimit();
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85 if (len > lim) {
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86 p.fatalError(prefix + stem + s + " is too long: " +
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87 len + " >= " + lim);
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88 }
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89 }
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90
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91 public String dirPreStemSuff() {
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92 return dpss;
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93 }
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94
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95 public String preStemSuff() {
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96 return pss;
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97 }
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98
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99 public String dirPreStemAltSuff() {
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100 return dpsa;
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101 }
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102
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103 public String preStemAltSuff() {
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104 return psa;
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105 }
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106
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107 public FileName copyStem(String newStem) {
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108 return new FileName(plat, dir, prefix, newStem,
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109 suffix, inverseDir, altSuffix);
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110 }
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111
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112 String nameOfList() {
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113 return stem;
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114 }
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115
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116 String getInvDir() {
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117 return inverseDir;
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118 }
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119 }
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