Mercurial > repos > ganjoo > webservice_toolsuite
annotate WebServiceToolWorkflow/lib/SAWADLParser/src/edu/uga/cs/lsdis/meteors/wadls/util/StringUtils.java @ 0:d5cd409b8a18 default tip
Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
author | ganjoo |
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date | Tue, 07 Jun 2011 18:00:50 -0400 |
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1 /* |
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2 * (c) Copyright IBM Corp 2001, 2005 |
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3 */ |
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4 |
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5 package edu.uga.cs.lsdis.meteors.wadls.util; |
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6 |
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7 import java.io.*; |
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8 import java.util.*; |
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9 import java.net.URL; |
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10 import java.net.MalformedURLException; |
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11 |
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12 /** |
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13 * Deals with strings (probably need to elaborate some more). |
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14 * |
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15 * @author Matthew J. Duftler |
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16 */ |
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17 public class StringUtils |
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18 { |
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19 public static final String lineSeparator = |
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20 System.getProperty("line.separator", "\n"); |
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21 public static final String lineSeparatorStr = cleanString(lineSeparator); |
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22 |
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23 // Ensure that escape sequences are passed through properly. |
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24 public static String cleanString(String str) |
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25 { |
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26 if (str == null) |
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27 return null; |
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28 else |
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29 { |
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30 char[] charArray = str.toCharArray(); |
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31 StringBuffer sBuf = new StringBuffer(); |
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32 |
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33 for (int i = 0; i < charArray.length; i++) |
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34 switch (charArray[i]) |
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35 { |
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36 case '\"' : sBuf.append("\\\""); |
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37 break; |
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38 case '\\' : sBuf.append("\\\\"); |
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39 break; |
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40 case '\n' : sBuf.append("\\n"); |
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41 break; |
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42 case '\r' : sBuf.append("\\r"); |
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43 break; |
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44 default : sBuf.append(charArray[i]); |
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45 break; |
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46 } |
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47 |
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48 return sBuf.toString(); |
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49 } |
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50 } |
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51 |
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52 /* |
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53 This method will return the correct name for a class object representing |
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54 a primitive, a single instance of a class, as well as n-dimensional arrays |
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55 of primitives or instances. This logic is needed to handle the string returned |
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56 from Class.getName(). If the class object represents a single instance (or |
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57 a primitive), Class.getName() returns the fully-qualified name of the class |
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58 and no further work is needed. However, if the class object represents an |
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59 array (of n dimensions), Class.getName() returns a Descriptor (the Descriptor |
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60 grammar is defined in section 4.3 of the Java VM Spec). This method will |
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61 parse the Descriptor if necessary. |
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62 */ |
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63 public static String getClassName(Class targetClass) |
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64 { |
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65 String className = targetClass.getName(); |
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66 |
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67 return targetClass.isArray() ? parseDescriptor(className) : className; |
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68 } |
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69 |
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70 /* |
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71 See the comment above for getClassName(targetClass)... |
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72 */ |
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73 private static String parseDescriptor(String className) |
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74 { |
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75 char[] classNameChars = className.toCharArray(); |
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76 int arrayDim = 0; |
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77 int i = 0; |
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78 |
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79 while (classNameChars[i] == '[') |
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80 { |
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81 arrayDim++; |
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82 i++; |
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83 } |
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84 |
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85 StringBuffer classNameBuf = new StringBuffer(); |
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86 |
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87 switch (classNameChars[i++]) |
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88 { |
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89 case 'B' : classNameBuf.append("byte"); |
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90 break; |
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91 case 'C' : classNameBuf.append("char"); |
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92 break; |
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93 case 'D' : classNameBuf.append("double"); |
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94 break; |
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95 case 'F' : classNameBuf.append("float"); |
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96 break; |
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97 case 'I' : classNameBuf.append("int"); |
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98 break; |
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99 case 'J' : classNameBuf.append("long"); |
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100 break; |
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101 case 'S' : classNameBuf.append("short"); |
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102 break; |
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103 case 'Z' : classNameBuf.append("boolean"); |
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104 break; |
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105 case 'L' : classNameBuf.append(classNameChars, |
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106 i, classNameChars.length - i - 1); |
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107 break; |
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108 } |
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109 |
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110 for (i = 0; i < arrayDim; i++) |
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111 classNameBuf.append("[]"); |
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112 |
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113 return classNameBuf.toString(); |
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114 } |
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115 |
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116 /* |
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117 @param contextURL the context in which to attempt to resolve the spec. |
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118 Effectively a document base. |
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119 */ |
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120 public static URL getURL(URL contextURL, String spec) |
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121 throws MalformedURLException |
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122 { |
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123 if (contextURL != null) |
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124 { |
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125 File tempFile = new File(spec); |
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126 |
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127 if (tempFile.isAbsolute()) |
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128 { |
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129 return tempFile.toURL(); |
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130 } |
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131 } |
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132 |
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133 try |
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134 { |
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135 return new URL(contextURL, spec); |
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136 } |
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137 catch (MalformedURLException e) |
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138 { |
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139 if (contextURL == null) |
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140 { |
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141 return new File(spec).toURL(); |
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142 } |
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143 else |
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144 { |
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145 throw e; |
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146 } |
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147 } |
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148 } |
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149 |
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150 /* |
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151 Returns an InputStream for reading from the specified resource, if the |
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152 resource points to a stream. |
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153 */ |
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154 public static InputStream getContentAsInputStream(URL url) |
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155 throws SecurityException, |
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156 IllegalArgumentException, |
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157 IOException |
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158 { |
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159 if (url == null) |
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160 { |
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161 throw new IllegalArgumentException("URL cannot be null."); |
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162 } |
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163 |
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164 try |
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165 { |
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166 Object content = url.getContent(); |
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167 |
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168 if (content == null) |
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169 { |
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170 throw new IllegalArgumentException("No content."); |
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171 } |
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172 |
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173 if (content instanceof InputStream) |
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174 { |
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175 return (InputStream)content; |
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176 } |
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177 else |
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178 { |
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179 throw new IllegalArgumentException((content instanceof String) |
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180 ? (String)content |
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181 : "This URL points to a: " + |
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182 StringUtils.getClassName(content.getClass())); |
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183 } |
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184 } |
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185 catch (SecurityException e) |
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186 { |
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187 throw new SecurityException("Your JVM's SecurityManager has " + |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
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188 "disallowed this."); |
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189 } |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
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190 catch (FileNotFoundException e) |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
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parents:
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191 { |
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192 throw new FileNotFoundException("This file was not found: " + url); |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
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193 } |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
ganjoo
parents:
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194 } |
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195 |
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196 public static List parseNMTokens(String nmTokens) |
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197 { |
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198 StringTokenizer strTok = new StringTokenizer(nmTokens, " "); |
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199 List tokens = new Vector(); |
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parents:
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200 |
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201 while (strTok.hasMoreTokens()) |
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202 { |
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203 tokens.add(strTok.nextToken()); |
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Migrated tool version 1.0.0 from old tool shed archive to new tool shed repository
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204 } |
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parents:
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205 |
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206 return tokens; |
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207 } |
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parents:
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208 |
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209 public static String getNMTokens(List list) |
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210 { |
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parents:
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211 if (list != null) |
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ganjoo
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212 { |
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213 StringBuffer strBuf = new StringBuffer(); |
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ganjoo
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214 int size = list.size(); |
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215 |
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216 for (int i = 0; i < size; i++) |
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217 { |
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218 String token = (String)list.get(i); |
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219 |
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220 strBuf.append((i > 0 ? " " : "") + token); |
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221 } |
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222 |
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223 return strBuf.toString(); |
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224 } |
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225 else |
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226 { |
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227 return null; |
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228 } |
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229 } |
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230 } |