Examples with Metadata com.google.android.exoplayer2.metadata.Metadata used on opensource projects

Example 36 with Metadata

use of com.google.android.exoplayer2.metadata.Metadata in project dhis2-core by dhis2.

the class DefaultGmlImportService method preProcessGml.

// -------------------------------------------------------------------------
// Supportive methods
// -------------------------------------------------------------------------
private PreProcessingResult preProcessGml(InputStream inputStream) {
    InputStream dxfStream = null;
    Metadata metadata = null;
    try {
        dxfStream = transformGml(inputStream);
        metadata = renderService.fromXml(dxfStream, Metadata.class);
    } catch (IOException | TransformerException e) {
        return PreProcessingResult.failure(e);
    } finally {
        IOUtils.closeQuietly(dxfStream);
    }
    Map<String, OrganisationUnit> uidMap = Maps.newHashMap(), codeMap = Maps.newHashMap(), nameMap = Maps.newHashMap();
    matchAndFilterOnIdentifiers(metadata.getOrganisationUnits(), uidMap, codeMap, nameMap);
    Map<String, OrganisationUnit> persistedUidMap = getMatchingPersistedOrgUnits(uidMap.keySet(), IdentifiableProperty.UID);
    Map<String, OrganisationUnit> persistedCodeMap = getMatchingPersistedOrgUnits(codeMap.keySet(), IdentifiableProperty.CODE);
    Map<String, OrganisationUnit> persistedNameMap = getMatchingPersistedOrgUnits(nameMap.keySet(), IdentifiableProperty.NAME);
    Iterator<OrganisationUnit> persistedIterator = Iterators.concat(persistedUidMap.values().iterator(), persistedCodeMap.values().iterator(), persistedNameMap.values().iterator());
    while (persistedIterator.hasNext()) {
        OrganisationUnit persisted = persistedIterator.next(), imported = null;
        if (!Strings.isNullOrEmpty(persisted.getUid()) && uidMap.containsKey(persisted.getUid())) {
            imported = uidMap.get(persisted.getUid());
        } else if (!Strings.isNullOrEmpty(persisted.getCode()) && codeMap.containsKey(persisted.getCode())) {
            imported = codeMap.get(persisted.getCode());
        } else if (!Strings.isNullOrEmpty(persisted.getName()) && nameMap.containsKey(persisted.getName())) {
            imported = nameMap.get(persisted.getName());
        }
        if (imported == null || imported.getCoordinates() == null || imported.getFeatureType() == null) {
            // Failed to dereference a persisted entity for this org unit or geo data incomplete/missing, therefore ignore
            continue;
        }
        mergeNonGeoData(persisted, imported);
    }
    String dxf2MetaData = metaDataToDxf2(metadata);
    if (dxf2MetaData == null) {
        return PreProcessingResult.failure(new Exception("GML import failed during pre-processing stage."));
    }
    return PreProcessingResult.success(dxf2MetaData);
}