Github user vdiravka commented on a diff in the pull request: https://github.com/apache/drill/pull/877#discussion_r128498272 --- Diff: exec/java-exec/src/main/java/org/apache/drill/exec/store/parquet/Metadata.java --- @@ -1851,9 +1860,81 @@ private static String relativize(String baseDir, String childPath) { .relativize(fullPathWithoutSchemeAndAuthority.toUri())); if (relativeFilePath.isAbsolute()) { throw new IllegalStateException(String.format("Path %s is not a subpath of %s.", - basePathWithoutSchemeAndAuthority.toUri().toString(), fullPathWithoutSchemeAndAuthority.toUri().toString())); + basePathWithoutSchemeAndAuthority.toUri().getPath(), fullPathWithoutSchemeAndAuthority.toUri().getPath())); + } + return relativeFilePath.toUri().getPath(); + } + } + + /** + * Used to identify metadata version by the deserialization "metadata_version" first property + * from the metadata cache file + */ + public static class MetadataVersion { + @JsonProperty("metadata_version") + public String textVersion; + + /** + * Supported metadata versions. + * Note: keep them synchronized with {@link ParquetTableMetadataBase} versions + */ + enum Versions { + v1(Constants.V1), + v2(Constants.V2), + v3(Constants.V3), + v3_1(Constants.V3_1); + + private final String version; + + Versions(String version) { + this.version = version; + } + + public String getVersion() { + return version; + } + + public static Versions fromString(String version) { --- End diff -- Done.
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