Examples with FrameReader org.apache.sysml.runtime.io.FrameReader used on opensource projects

Example 16 with FrameReader

use of org.apache.sysml.runtime.io.FrameReader in project incubator-systemml by apache.

the class FrameReadWriteTest method writeAndVerifyData.

void writeAndVerifyData(OutputInfo oinfo, FrameBlock frame1, FrameBlock frame2, CSVFileFormatProperties fprop) throws IOException {
    String fname1 = SCRIPT_DIR + TEST_DIR + "/frameData1";
    String fname2 = SCRIPT_DIR + TEST_DIR + "/frameData2";
    // Create reader/writer
    FrameWriter writer = FrameWriterFactory.createFrameWriter(oinfo, fprop);
    FrameReader reader = FrameReaderFactory.createFrameReader(OutputInfo.getMatchingInputInfo(oinfo), fprop);
    // Write frame data to disk
    writer.writeFrameToHDFS(frame1, fname1, frame1.getNumRows(), frame1.getNumColumns());
    writer.writeFrameToHDFS(frame2, fname2, frame2.getNumRows(), frame2.getNumColumns());
    // Read frame data from disk
    FrameBlock frame1Read = reader.readFrameFromHDFS(fname1, frame1.getSchema(), frame1.getNumRows(), frame1.getNumColumns());
    FrameBlock frame2Read = reader.readFrameFromHDFS(fname2, frame2.getSchema(), frame2.getNumRows(), frame2.getNumColumns());
    // Verify that data read with original frames
    verifyFrameData(frame1, frame1Read);
    verifyFrameData(frame2, frame2Read);
    MapReduceTool.deleteFileIfExistOnHDFS(fname1);
    MapReduceTool.deleteFileIfExistOnHDFS(fname2);
}

Example 17 with FrameReader

use of org.apache.sysml.runtime.io.FrameReader in project incubator-systemml by apache.

the class TransformFrameEncodeColmapTest method runTransformTest.

private void runTransformTest(String testname, RUNTIME_PLATFORM rt, String ofmt, boolean colnames) {
    // set runtime platform
    RUNTIME_PLATFORM rtold = rtplatform;
    rtplatform = rt;
    boolean sparkConfigOld = DMLScript.USE_LOCAL_SPARK_CONFIG;
    if (rtplatform == RUNTIME_PLATFORM.SPARK || rtplatform == RUNTIME_PLATFORM.HYBRID_SPARK)
        DMLScript.USE_LOCAL_SPARK_CONFIG = true;
    // set transform specification
    String DATASET = DATASET1;
    String SPEC = colnames ? SPEC1b : SPEC1;
    if (!ofmt.equals("csv"))
        throw new RuntimeException("Unsupported test output format");
    try {
        getAndLoadTestConfiguration(testname);
        String HOME = SCRIPT_DIR + TEST_DIR;
        fullDMLScriptName = HOME + testname + ".dml";
        programArgs = new String[] { "-explain", "-nvargs", "DATA=" + HOME + "input/" + DATASET, "TFSPEC=" + HOME + "input/" + SPEC, "TFDATA=" + output("tfout"), "OFMT=" + ofmt, "OSEP=," };
        runTest(true, false, null, -1);
        // read input/output and compare
        FrameReader reader1 = FrameReaderFactory.createFrameReader(InputInfo.CSVInputInfo, new CSVFileFormatProperties(true, ",", false));
        FrameBlock fb1 = reader1.readFrameFromHDFS(HOME + "input/" + DATASET, -1L, -1L);
        FrameReader reader2 = FrameReaderFactory.createFrameReader(InputInfo.CSVInputInfo);
        FrameBlock fb2 = reader2.readFrameFromHDFS(output("tfout"), -1L, -1L);
        String[][] R1 = DataConverter.convertToStringFrame(fb1);
        String[][] R2 = DataConverter.convertToStringFrame(fb2);
        TestUtils.compareFrames(R1, R2, R1.length, R1[0].length);
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        rtplatform = rtold;
        DMLScript.USE_LOCAL_SPARK_CONFIG = sparkConfigOld;
    }
}

Example 18 with FrameReader

use of org.apache.sysml.runtime.io.FrameReader in project incubator-systemml by apache.

the class TransformFrameEncodeDecodeTokenTest method runTransformTest.

/**
 * @param rt
 * @param ofmt
 * @param dataset
 */
private void runTransformTest(RUNTIME_PLATFORM rt, String ofmt) {
    // set runtime platform
    RUNTIME_PLATFORM rtold = rtplatform;
    rtplatform = rt;
    boolean sparkConfigOld = DMLScript.USE_LOCAL_SPARK_CONFIG;
    if (rtplatform == RUNTIME_PLATFORM.SPARK || rtplatform == RUNTIME_PLATFORM.HYBRID_SPARK)
        DMLScript.USE_LOCAL_SPARK_CONFIG = true;
    if (!ofmt.equals("csv"))
        throw new RuntimeException("Unsupported test output format");
    try {
        getAndLoadTestConfiguration(TEST_NAME1);
        String HOME = SCRIPT_DIR + TEST_DIR;
        fullDMLScriptName = HOME + TEST_NAME1 + ".dml";
        programArgs = new String[] { "-explain", "-nvargs", "DATA=" + HOME + "input/" + DATASET1, "TFSPEC=" + HOME + "input/" + SPEC1, "TFDATA=" + output("tfout"), "SEP= ", "OFMT=" + ofmt, "OSEP= " };
        runTest(true, false, null, -1);
        // read input/output and compare
        FrameReader reader1 = FrameReaderFactory.createFrameReader(InputInfo.CSVInputInfo, new CSVFileFormatProperties(false, " ", false));
        FrameBlock fb1 = reader1.readFrameFromHDFS(HOME + "input/" + DATASET1, -1L, -1L);
        FrameReader reader2 = FrameReaderFactory.createFrameReader(InputInfo.CSVInputInfo, new CSVFileFormatProperties(false, " ", false));
        FrameBlock fb2 = reader2.readFrameFromHDFS(output("tfout"), -1L, -1L);
        String[][] R1 = DataConverter.convertToStringFrame(fb1);
        String[][] R2 = DataConverter.convertToStringFrame(fb2);
        TestUtils.compareFrames(R1, R2, R1.length, R1[0].length);
        if (rt == RUNTIME_PLATFORM.HYBRID_SPARK) {
            Assert.assertEquals("Wrong number of executed Spark instructions: " + Statistics.getNoOfExecutedSPInst(), new Long(2), new Long(Statistics.getNoOfExecutedSPInst()));
        }
    } catch (Exception ex) {
        throw new RuntimeException(ex);
    } finally {
        rtplatform = rtold;
        DMLScript.USE_LOCAL_SPARK_CONFIG = sparkConfigOld;
    }
}

Example 19 with FrameReader

use of org.apache.sysml.runtime.io.FrameReader in project incubator-systemml by apache.

the class FrameObject method readBlobFromHDFS.

@Override
protected FrameBlock readBlobFromHDFS(String fname, long rlen, long clen) throws IOException {
    MetaDataFormat iimd = (MetaDataFormat) _metaData;
    MatrixCharacteristics mc = iimd.getMatrixCharacteristics();
    // handle missing schema if necessary
    ValueType[] lschema = (_schema != null) ? _schema : UtilFunctions.nCopies(clen >= 1 ? (int) clen : 1, ValueType.STRING);
    // read the frame block
    FrameBlock data = null;
    try {
        FrameReader reader = FrameReaderFactory.createFrameReader(iimd.getInputInfo(), getFileFormatProperties());
        data = reader.readFrameFromHDFS(fname, lschema, mc.getRows(), mc.getCols());
    } catch (DMLRuntimeException ex) {
        throw new IOException(ex);
    }
    // sanity check correct output
    if (data == null)
        throw new IOException("Unable to load frame from file: " + fname);
    return data;
}

Example 20 with FrameReader

use of org.apache.sysml.runtime.io.FrameReader in project incubator-systemml by apache.

the class AutomatedTestBase method readDMLFrameFromHDFS.

protected static FrameBlock readDMLFrameFromHDFS(String fileName, InputInfo iinfo) throws IOException {
    // read frame data from hdfs
    String strFrameFileName = baseDirectory + OUTPUT_DIR + fileName;
    FrameReader reader = FrameReaderFactory.createFrameReader(iinfo);
    MatrixCharacteristics md = readDMLMetaDataFile(fileName);
    return reader.readFrameFromHDFS(strFrameFileName, md.getRows(), md.getCols());
}