/**
* Rename file using copy and delete strategy. This is primarily used in environments where the
* regular rename operation is unreliable.
*
* @param from the file to be renamed
* @param to the new target file
* @return <tt>true</tt> if the file was renamed successfully, otherwise <tt>false</tt>
* @throws IOException If an I/O error occurs during copy or delete operations.
*/
public static boolean renameFileUsingCopy(File from, File to) throws IOException {
// do not try to rename non existing files
if (!from.exists()) {
return false;
}
boolean renamed = false;
LOG.debug("Rename file '{}' to '{}' using copy/delete strategy.", from, to);
copyFile(from, to);
if (!deleteFile(from)) {
throw new IOException(
"Renaming file from '"
+ from
+ "' to '"
+ to
+ "' failed: Cannot delete file '"
+ from
+ "' after copy succeeded");
} else {
renamed = true;
}
return renamed;
}
public void testLoadFileWithSpace() throws Exception {
CamelContext context = new DefaultCamelContext();
context.start();
createDirectory("target/my space");
FileUtil.copyFile(
new File("src/test/resources/log4j2.properties"),
new File("target/my space/log4j2.properties"));
InputStream is =
ResourceHelper.resolveMandatoryResourceAsInputStream(
context, "file:target/my%20space/log4j2.properties");
assertNotNull(is);
String text = context.getTypeConverter().convertTo(String.class, is);
assertNotNull(text);
assertTrue(text.contains("log4j"));
is.close();
context.stop();
}
