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[#2073] Fix DependenciesManager FileNotFoundException with some filen… #1041

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[#2073] Fix DependenciesManager FileNotFoundException with some filen… #1041

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45 changes: 31 additions & 14 deletions framework/src/play/libs/IO.java
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Original file line number Diff line number Diff line change
Expand Up @@ -6,9 +6,15 @@
import play.utils.OrderSafeProperties;

import java.io.*;
import java.nio.file.FileVisitResult;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.SimpleFileVisitor;
import java.nio.file.attribute.BasicFileAttributes;
import java.util.List;
import java.util.Properties;

import static java.nio.file.StandardCopyOption.REPLACE_EXISTING;
import static org.apache.commons.io.IOUtils.closeQuietly;

/**
Expand Down Expand Up @@ -232,20 +238,31 @@ public static void write(InputStream is, File f) {

// If targetLocation does not exist, it will be created.
public static void copyDirectory(File source, File target) {
if (source.isDirectory()) {
if (!target.exists()) {
target.mkdir();
}
for (String child: source.list()) {
copyDirectory(new File(source, child), new File(target, child));
}
} else {
try {
write(new FileInputStream(source), new FileOutputStream(target));
} catch (IOException e) {
throw new UnexpectedException(e);
}
final Path src = source.toPath();
final Path dest = target.toPath();
try {
Files.walkFileTree(src,
new SimpleFileVisitor<Path>() {
@Override
public FileVisitResult preVisitDirectory(Path dir, BasicFileAttributes attrs) throws IOException {
FileVisitResult preVisitDirectoryResult = super.preVisitDirectory(dir, attrs);
if (FileVisitResult.CONTINUE.equals(preVisitDirectoryResult)) {
Path targetPath = dest.resolve(src.relativize(dir));
if (!Files.exists(targetPath)) Files.createDirectory(targetPath);
}
return preVisitDirectoryResult;
}

@Override
public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
FileVisitResult visitFileResult = super.visitFile(file, attrs);
if (FileVisitResult.CONTINUE.equals(visitFileResult))
Files.copy(file, dest.resolve(src.relativize(file)), REPLACE_EXISTING);
return visitFileResult;
}
});
} catch (IOException e) {
throw new UnexpectedException(e);
}
}

}