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55 package org.apache.maven.it.util;
56
57 import java.util.Locale;
58
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67
68 public class Os
69 {
70
71 public static final String FAMILY_DOS = "dos";
72
73 public static final String FAMILY_MAC = "mac";
74
75 public static final String FAMILY_NETWARE = "netware";
76
77 public static final String FAMILY_OS2 = "os/2";
78
79 public static final String FAMILY_TANDEM = "tandem";
80
81 public static final String FAMILY_UNIX = "unix";
82
83 public static final String FAMILY_WINDOWS = "windows";
84
85 public static final String FAMILY_WIN9X = "win9x";
86
87 public static final String FAMILY_ZOS = "z/os";
88
89 public static final String FAMILY_OS400 = "os/400";
90
91 public static final String FAMILY_OPENVMS = "openvms";
92
93
94 private static final String PATH_SEP = System.getProperty( "path.separator" );
95
96 public static final String OS_NAME = System.getProperty( "os.name" ).toLowerCase( Locale.US );
97
98 public static final String OS_ARCH = System.getProperty( "os.arch" ).toLowerCase( Locale.US );
99
100 public static final String OS_VERSION = System.getProperty( "os.version" ).toLowerCase( Locale.US );
101
102 private String family;
103
104 private String name;
105
106 private String version;
107
108 private String arch;
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113 public Os()
114 {
115 }
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122 public Os( String family )
123 {
124 setFamily( family );
125 }
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146 public void setFamily( String f )
147 {
148 family = f.toLowerCase( Locale.US );
149 }
150
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154
155
156 public void setName( String name )
157 {
158 this.name = name.toLowerCase( Locale.US );
159 }
160
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165
166 public void setArch( String arch )
167 {
168 this.arch = arch.toLowerCase( Locale.US );
169 }
170
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175
176 public void setVersion( String version )
177 {
178 this.version = version.toLowerCase( Locale.US );
179 }
180
181
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185
186
187 public boolean eval()
188 throws Exception
189 {
190 return isOs( family, name, arch, version );
191 }
192
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201 public static boolean isFamily( String family )
202 {
203 return isOs( family, null, null, null );
204 }
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214 public static boolean isName( String name )
215 {
216 return isOs( null, name, null, null );
217 }
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227 public static boolean isArch( String arch )
228 {
229 return isOs( null, null, arch, null );
230 }
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240 public static boolean isVersion( String version )
241 {
242 return isOs( null, null, null, version );
243 }
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260 public static boolean isOs( String family, String name, String arch, String version )
261 {
262 boolean retValue = false;
263
264 if ( family != null || name != null || arch != null || version != null )
265 {
266
267 boolean isFamily = true;
268 boolean isName = true;
269 boolean isArch = true;
270 boolean isVersion = true;
271
272 if ( family != null )
273 {
274 if ( family.equalsIgnoreCase( FAMILY_WINDOWS ) )
275 {
276 isFamily = OS_NAME.indexOf( FAMILY_WINDOWS ) > -1;
277 }
278 else if ( family.equalsIgnoreCase( FAMILY_OS2 ) )
279 {
280 isFamily = OS_NAME.indexOf( FAMILY_OS2 ) > -1;
281 }
282 else if ( family.equalsIgnoreCase( FAMILY_NETWARE ) )
283 {
284 isFamily = OS_NAME.indexOf( FAMILY_NETWARE ) > -1;
285 }
286 else if ( family.equalsIgnoreCase( FAMILY_DOS ) )
287 {
288 isFamily = PATH_SEP.equals( ";" ) && !isFamily( FAMILY_NETWARE );
289 }
290 else if ( family.equalsIgnoreCase( FAMILY_MAC ) )
291 {
292 isFamily = OS_NAME.indexOf( FAMILY_MAC ) > -1;
293 }
294 else if ( family.equalsIgnoreCase( FAMILY_TANDEM ) )
295 {
296 isFamily = OS_NAME.indexOf( "nonstop_kernel" ) > -1;
297 }
298 else if ( family.equalsIgnoreCase( FAMILY_UNIX ) )
299 {
300 isFamily = PATH_SEP.equals( ":" ) && !isFamily( FAMILY_OPENVMS )
301 && ( !isFamily( FAMILY_MAC ) || OS_NAME.endsWith( "x" ) );
302 }
303 else if ( family.equalsIgnoreCase( FAMILY_WIN9X ) )
304 {
305 isFamily = isFamily( FAMILY_WINDOWS )
306 && ( OS_NAME.indexOf( "95" ) >= 0 || OS_NAME.indexOf( "98" ) >= 0
307 || OS_NAME.indexOf( "me" ) >= 0 || OS_NAME.indexOf( "ce" ) >= 0 );
308 }
309 else if ( family.equalsIgnoreCase( FAMILY_ZOS ) )
310 {
311 isFamily = OS_NAME.indexOf( FAMILY_ZOS ) > -1 || OS_NAME.indexOf( "os/390" ) > -1;
312 }
313 else if ( family.equalsIgnoreCase( FAMILY_OS400 ) )
314 {
315 isFamily = OS_NAME.indexOf( FAMILY_OS400 ) > -1;
316 }
317 else if ( family.equalsIgnoreCase( FAMILY_OPENVMS ) )
318 {
319 isFamily = OS_NAME.indexOf( FAMILY_OPENVMS ) > -1;
320 }
321 else
322 {
323 isFamily = OS_NAME.indexOf( family.toLowerCase( Locale.US ) ) > -1;
324 }
325 }
326 if ( name != null )
327 {
328 isName = name.toLowerCase( Locale.US ).equals( OS_NAME );
329 }
330 if ( arch != null )
331 {
332 isArch = arch.toLowerCase( Locale.US ).equals( OS_ARCH );
333 }
334 if ( version != null )
335 {
336 isVersion = version.toLowerCase( Locale.US ).equals( OS_VERSION );
337 }
338 retValue = isFamily && isName && isArch && isVersion;
339 }
340 return retValue;
341 }
342
343 }