private static final class UnixHolder {
private static final Configuration UNIX =
Configuration.builder(PathType.unix())
.setRoots("/")
.setWorkingDirectory("/work")
.setAttributeViews("basic")
.setSupportedFeatures(LINKS, SYMBOLIC_LINKS, SECURE_DIRECTORY_STREAM, FILE_CHANNEL)
.build();
}
/**
* Sets the roots for the file system.
*
* @throws InvalidPathException if any of the given roots is not a valid path for this builder's
* path type
* @throws IllegalArgumentException if any of the given roots is a valid path for this builder's
* path type but is not a root path with no name elements
*/
public Builder setRoots(String first, String... more) {
List<String> roots = Lists.asList(first, more);
for (String root : roots) {
PathType.ParseResult parseResult = pathType.parsePath(root);
checkArgument(parseResult.isRoot(), "invalid root: %s", root);
}
this.roots = ImmutableSet.copyOf(roots);
return this;
}
/**
* Sets the path to the working directory for the file system. The working directory must be an
* absolute path starting with one of the configured roots.
*
* @throws InvalidPathException if the given path is not valid for this builder's path type
* @throws IllegalArgumentException if the given path is valid for this builder's path type but
* is not an absolute path
*/
public Builder setWorkingDirectory(String workingDirectory) {
PathType.ParseResult parseResult = pathType.parsePath(workingDirectory);
checkArgument(
parseResult.isAbsolute(),
"working directory must be an absolute path: %s",
workingDirectory);
this.workingDirectory = checkNotNull(workingDirectory);
return this;
}
private static final class WindowsHolder {
private static final Configuration WINDOWS =
Configuration.builder(PathType.windows())
.setRoots("C:\\")
.setWorkingDirectory("C:\\work")
.setNameCanonicalNormalization(CASE_FOLD_ASCII)
.setPathEqualityUsesCanonicalForm(true) // matches real behavior of WindowsPath
.setAttributeViews("basic")
.setSupportedFeatures(LINKS, SYMBOLIC_LINKS, FILE_CHANNEL)
.build();
}