Examples with Function org.apache.hadoop.hive.metastore.api.Function used on opensource projects

Example 1 with Function

use of org.apache.hadoop.hive.metastore.api.Function in project hive by apache.

the class LlapServiceDriver method downloadPermanentFunctions.

private Set<String> downloadPermanentFunctions(Configuration conf, Path udfDir) throws HiveException, URISyntaxException, IOException {
    Map<String, String> udfs = new HashMap<String, String>();
    HiveConf hiveConf = new HiveConf();
    // disable expensive operations on the metastore
    hiveConf.setBoolVar(HiveConf.ConfVars.METASTORE_INIT_METADATA_COUNT_ENABLED, false);
    hiveConf.setBoolVar(HiveConf.ConfVars.METASTORE_METRICS, false);
    // performance problem: ObjectStore does its own new HiveConf()
    Hive hive = Hive.getWithFastCheck(hiveConf, false);
    ResourceDownloader resourceDownloader = new ResourceDownloader(conf, udfDir.toUri().normalize().getPath());
    List<Function> fns = hive.getAllFunctions();
    Set<URI> srcUris = new HashSet<>();
    for (Function fn : fns) {
        String fqfn = fn.getDbName() + "." + fn.getFunctionName();
        if (udfs.containsKey(fn.getClassName())) {
            LOG.warn("Duplicate function names found for " + fn.getClassName() + " with " + fqfn + " and " + udfs.get(fn.getClassName()));
        }
        udfs.put(fn.getClassName(), fqfn);
        List<ResourceUri> resources = fn.getResourceUris();
        if (resources == null || resources.isEmpty()) {
            LOG.warn("Missing resources for " + fqfn);
            continue;
        }
        for (ResourceUri resource : resources) {
            srcUris.add(ResourceDownloader.createURI(resource.getUri()));
        }
    }
    for (URI srcUri : srcUris) {
        List<URI> localUris = resourceDownloader.downloadExternal(srcUri, null, false);
        for (URI dst : localUris) {
            LOG.warn("Downloaded " + dst + " from " + srcUri);
        }
    }
    return udfs.keySet();
}

Example 2 with Function

use of org.apache.hadoop.hive.metastore.api.Function in project hive by apache.

the class HBaseImport method copyOneFunction.

private void copyOneFunction(String dbName, String funcName) throws MetaException, InvalidObjectException {
    Function func = rdbmsStore.get().getFunction(dbName, funcName);
    screen("Copying function " + dbName + "." + funcName);
    hbaseStore.get().createFunction(func);
}

Example 3 with Function

use of org.apache.hadoop.hive.metastore.api.Function in project hive by apache.

the class HBaseUtils method serializeFunction.

/**
   * Serialize a function
   * @param func function to serialize
   * @return two byte arrays, first contains the key, the second the value.
   */
static byte[][] serializeFunction(Function func) {
    byte[][] result = new byte[2][];
    result[0] = buildKey(func.getDbName(), func.getFunctionName());
    HbaseMetastoreProto.Function.Builder builder = HbaseMetastoreProto.Function.newBuilder();
    if (func.getClassName() != null)
        builder.setClassName(func.getClassName());
    if (func.getOwnerName() != null)
        builder.setOwnerName(func.getOwnerName());
    if (func.getOwnerType() != null) {
        builder.setOwnerType(convertPrincipalTypes(func.getOwnerType()));
    }
    builder.setCreateTime(func.getCreateTime());
    if (func.getFunctionType() != null) {
        builder.setFunctionType(convertFunctionTypes(func.getFunctionType()));
    }
    if (func.getResourceUris() != null) {
        for (ResourceUri uri : func.getResourceUris()) {
            builder.addResourceUris(HbaseMetastoreProto.Function.ResourceUri.newBuilder().setResourceType(convertResourceTypes(uri.getResourceType())).setUri(uri.getUri()));
        }
    }
    result[1] = builder.build().toByteArray();
    return result;
}

Example 4 with Function

use of org.apache.hadoop.hive.metastore.api.Function in project hive by apache.

the class HBaseStore method getAllFunctions.

@Override
public List<Function> getAllFunctions() throws MetaException {
    boolean commit = false;
    openTransaction();
    try {
        List<Function> funcs = getHBase().scanFunctions(null, ".*");
        commit = true;
        return funcs;
    } catch (IOException e) {
        LOG.error("Unable to get functions" + e);
        throw new MetaException("Unable to read from or write to hbase " + e.getMessage());
    } finally {
        commitOrRoleBack(commit);
    }
}

Example 5 with Function

use of org.apache.hadoop.hive.metastore.api.Function in project hive by apache.

the class TestHBaseStore method alterFunction.

@Test
public void alterFunction() throws Exception {
    String funcName = "alterfunc";
    int now = (int) (System.currentTimeMillis() / 1000);
    List<ResourceUri> uris = new ArrayList<ResourceUri>();
    uris.add(new ResourceUri(ResourceType.FILE, "whatever"));
    Function func = new Function(funcName, DB, "o.a.h.h.myfunc", "me", PrincipalType.USER, now, FunctionType.JAVA, uris);
    store.createFunction(func);
    Function f = store.getFunction(DB, funcName);
    Assert.assertEquals(ResourceType.FILE, f.getResourceUris().get(0).getResourceType());
    func.addToResourceUris(new ResourceUri(ResourceType.ARCHIVE, "file"));
    store.alterFunction(DB, funcName, func);
    f = store.getFunction(DB, funcName);
    Assert.assertEquals(2, f.getResourceUrisSize());
    Assert.assertEquals(ResourceType.FILE, f.getResourceUris().get(0).getResourceType());
    Assert.assertEquals(ResourceType.ARCHIVE, f.getResourceUris().get(1).getResourceType());
}