diff options
| -rw-r--r-- | src/java_tools/buildjar/java/com/google/devtools/build/buildjar/SimpleJavaLibraryBuilder.java | 8 |
1 files changed, 7 insertions, 1 deletions
diff --git a/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/SimpleJavaLibraryBuilder.java b/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/SimpleJavaLibraryBuilder.java index 483b871d51..a90bc060e0 100644 --- a/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/SimpleJavaLibraryBuilder.java +++ b/src/java_tools/buildjar/java/com/google/devtools/build/buildjar/SimpleJavaLibraryBuilder.java @@ -29,6 +29,7 @@ import java.nio.file.FileSystems; import java.nio.file.FileVisitResult; import java.nio.file.Files; import java.nio.file.Path; +import java.nio.file.ProviderNotFoundException; import java.nio.file.SimpleFileVisitor; import java.nio.file.attribute.BasicFileAttributes; import java.util.HashMap; @@ -227,7 +228,12 @@ public class SimpleJavaLibraryBuilder implements Closeable { private FileSystem getJarFileSystem(Path sourceJar) throws IOException { FileSystem fs = filesystems.get(sourceJar); if (fs == null) { - filesystems.put(sourceJar, fs = FileSystems.newFileSystem(sourceJar, null)); + try { + fs = FileSystems.newFileSystem(sourceJar, null); + } catch (ProviderNotFoundException e) { + throw new IOException(String.format("unable to open %s as a jar file", sourceJar), e); + } + filesystems.put(sourceJar, fs); } return fs; } |