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8235667: IOUtils.copyFile() problems

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Reviewed-by: rriggs, asemenyuk, almatvee
This commit is contained in:
Andy Herrick 2019-12-17 08:56:52 -05:00
parent 010ac54044
commit 9b2bbd3df4
1 changed files with 5 additions and 19 deletions
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24
src/jdk.incubator.jpackage/share/classes/jdk/incubator/jpackage/internal/IOUtils.java
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@ -34,6 +34,7 @@ import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.StandardCopyOption;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.*;
import javax.xml.stream.XMLOutputFactory;
@ -112,26 +113,11 @@ public class IOUtils {
public static void copyFile(File sourceFile, File destFile)
throws IOException {
destFile.getParentFile().mkdirs();
Files.createDirectories(destFile.getParentFile().toPath());
//recreate the file as existing copy may have weird permissions
destFile.delete();
destFile.createNewFile();
try (FileChannel source = new FileInputStream(sourceFile).getChannel();
FileChannel destination =
new FileOutputStream(destFile).getChannel()) {
destination.transferFrom(source, 0, source.size());
}
//preserve executable bit!
if (sourceFile.canExecute()) {
destFile.setExecutable(true, false);
}
if (!sourceFile.canWrite()) {
destFile.setReadOnly();
}
destFile.setReadable(true, false);
Files.copy(sourceFile.toPath(), destFile.toPath(),
StandardCopyOption.REPLACE_EXISTING,
StandardCopyOption.COPY_ATTRIBUTES);
}
// run "launcher paramfile" in the directory where paramfile is kept