@Internal("file.copy")
public static LogicalVector fileCopy(
@Current Context context,
StringVector fromFiles,
String to,
boolean overwrite,
final boolean recursive)
throws FileSystemException {
LogicalArrayVector.Builder result = new LogicalArrayVector.Builder();
FileObject toFile = context.resolveFile(to);
for (String from : fromFiles) {
try {
toFile.copyFrom(
context.resolveFile(from),
new FileSelector() {
@Override
public boolean traverseDescendents(FileSelectInfo fileInfo) throws Exception {
return true;
}
@Override
public boolean includeFile(FileSelectInfo fileInfo) throws Exception {
return recursive;
}
});
result.add(true);
} catch (FileSystemException e) {
result.add(false);
}
}
return result.build();
}
@Internal("Sys.setenv")
public static LogicalVector setEnvironment(
@Current Context context, StringVector names, StringVector values) {
Map<String, String> map = context.getSession().getSystemEnvironment();
LogicalArrayVector.Builder result = new LogicalArrayVector.Builder();
for (int i = 0; i != names.length(); ++i) {
map.put(names.getElementAsString(i), values.getElementAsString(i));
result.add(true);
}
return result.build();
}
@Internal
public static LogicalVector capabilities() {
LogicalArrayVector.Builder result = new LogicalArrayVector.Builder();
StringVector.Builder names = new StringVector.Builder();
for (String capability : Capabilities.NAMES) {
names.add(capability);
result.add(false);
}
result.setAttribute(Symbols.NAMES, names.build());
return result.build();
}