Examples with ValueMetaString org.pentaho.di.core.row.value.ValueMetaString used on opensource projects

Example 71 with ValueMetaString

use of org.pentaho.di.core.row.value.ValueMetaString in project pentaho-kettle by pentaho.

the class MergeRowsMeta method getFields.

@Override
public void getFields(RowMetaInterface r, String name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space, Repository repository, IMetaStore metaStore) throws KettleStepException {
    // 
    if (info != null) {
        boolean found = false;
        for (int i = 0; i < info.length && !found; i++) {
            if (info[i] != null) {
                r.mergeRowMeta(info[i], name);
                found = true;
            }
        }
    }
    if (Utils.isEmpty(flagField)) {
        throw new KettleStepException(BaseMessages.getString(PKG, "MergeRowsMeta.Exception.FlagFieldNotSpecified"));
    }
    ValueMetaInterface flagFieldValue = new ValueMetaString(flagField);
    flagFieldValue.setOrigin(name);
    r.addValueMeta(flagFieldValue);
}

Example 72 with ValueMetaString

use of org.pentaho.di.core.row.value.ValueMetaString in project pentaho-kettle by pentaho.

the class MondrianHelper method createRectangularOutput.

/**
 * Outputs one row per tuple on the rows axis.
 *
 * @throws KettleDatabaseException
 *           in case some or other error occurs
 */
public void createRectangularOutput() throws KettleDatabaseException {
    final Axis[] axes = result.getAxes();
    if (axes.length != 2) {
        throw new KettleDatabaseException(BaseMessages.getString(PKG, "MondrianInputErrorOnlyTabular"));
    }
    headings = new ArrayList<>();
    rows = new ArrayList<>();
    final Axis rowsAxis = axes[1];
    final Axis columnsAxis = axes[0];
    int rowOrdinal = -1;
    int[] coords = { 0, 0 };
    for (Position rowPos : rowsAxis.getPositions()) {
        ++rowOrdinal;
        coords[1] = rowOrdinal;
        if (rowOrdinal == 0) {
            // First headings are for the members on the rows axis.
            for (Member rowMember : rowPos) {
                headings.add(rowMember.getHierarchy().getUniqueName());
            }
            // concatenate the unique names.
            for (Position columnPos : columnsAxis.getPositions()) {
                String heading = "";
                for (Member columnMember : columnPos) {
                    if (!heading.equals("")) {
                        heading += ", ";
                    }
                    heading += columnMember.getUniqueName();
                }
                headings.add(heading);
            }
        }
        List<Object> rowValues = new ArrayList<>();
        // The first row values describe the members on the rows axis.
        for (Member rowMember : rowPos) {
            rowValues.add(rowMember.getUniqueName());
        }
        // NOTE: Could also output all properties of each cell.
        for (int columnOrdinal = 0; columnOrdinal < columnsAxis.getPositions().size(); ++columnOrdinal) {
            coords[0] = columnOrdinal;
            final Cell cell = result.getCell(coords);
            rowValues.add(cell.getValue());
        }
        rows.add(rowValues);
    }
    outputRowMeta = new RowMeta();
    // column, keep scanning until we find one line that has an actual value
    if (rows.size() > 0) {
        int columnCount = rows.get(0).size();
        HashMap<Integer, ValueMetaInterface> valueMetaHash = new HashMap<>();
        for (int i = 0; i < rows.size(); i++) {
            List<Object> rowValues = rows.get(i);
            for (int c = 0; c < rowValues.size(); c++) {
                if (valueMetaHash.containsKey(new Integer(c))) {
                    // we have this value already
                    continue;
                }
                Object valueData = rowValues.get(c);
                if (valueData == null) {
                    // skip this row and look for the metadata in a new one
                    continue;
                }
                String valueName = headings.get(c);
                ValueMetaInterface valueMeta;
                if (valueData instanceof String) {
                    valueMeta = new ValueMetaString(valueName);
                } else if (valueData instanceof Date) {
                    valueMeta = new ValueMetaDate(valueName);
                } else if (valueData instanceof Boolean) {
                    valueMeta = new ValueMetaBoolean(valueName);
                } else if (valueData instanceof Integer) {
                    valueMeta = new ValueMetaInteger(valueName);
                    valueData = Long.valueOf(((Integer) valueData).longValue());
                } else if (valueData instanceof Short) {
                    valueMeta = new ValueMetaInteger(valueName);
                    valueData = Long.valueOf(((Short) valueData).longValue());
                } else if (valueData instanceof Byte) {
                    valueMeta = new ValueMetaInteger(valueName);
                    valueData = Long.valueOf(((Byte) valueData).longValue());
                } else if (valueData instanceof Long) {
                    valueMeta = new ValueMetaInteger(valueName);
                } else if (valueData instanceof Double) {
                    valueMeta = new ValueMetaNumber(valueName);
                } else if (valueData instanceof Float) {
                    valueMeta = new ValueMetaNumber(valueName);
                    valueData = Double.valueOf(((Float) valueData).doubleValue());
                } else if (valueData instanceof BigDecimal) {
                    valueMeta = new ValueMetaBigNumber(valueName);
                } else {
                    throw new KettleDatabaseException(BaseMessages.getString(PKG, "MondrianInputErrorUnhandledType", valueData.getClass().toString()));
                }
                valueMetaHash.put(c, valueMeta);
            }
            if (valueMetaHash.size() == columnCount) {
                // we're done
                break;
            }
        }
        // Build the list of valueMetas
        List<ValueMetaInterface> valueMetaList = new ArrayList<>();
        for (int c = 0; c < columnCount; c++) {
            if (valueMetaHash.containsKey(new Integer(c))) {
                valueMetaList.add(valueMetaHash.get(new Integer(c)));
            } else {
                // If the entire column is null, assume the missing data as String.
                // Irrelevant, anyway
                ValueMetaInterface valueMeta = new ValueMetaString(headings.get(c));
                valueMetaList.add(valueMeta);
            }
        }
        outputRowMeta.setValueMetaList(valueMetaList);
    }
    // Now that we painstakingly found the meta data that comes out of the
    // Mondrian database, cache it please...
    // 
    DBCacheEntry cacheEntry = new DBCacheEntry(databaseMeta.getName(), queryString);
    DBCache.getInstance().put(cacheEntry, outputRowMeta);
}

Example 73 with ValueMetaString

use of org.pentaho.di.core.row.value.ValueMetaString in project pentaho-kettle by pentaho.

the class NullIf method processRow.

@Override
public boolean processRow(StepMetaInterface smi, StepDataInterface sdi) throws KettleException {
    meta = (NullIfMeta) smi;
    data = (NullIfData) sdi;
    // Get one row from one of the rowsets...
    Object[] r = getRow();
    if (r == null) {
        // no more input to be expected...
        setOutputDone();
        return false;
    }
    if (first) {
        first = false;
        data.outputRowMeta = getInputRowMeta().clone();
        int fieldsLength = meta.getFields().length;
        data.keynr = new int[fieldsLength];
        data.nullValue = new Object[fieldsLength];
        data.nullValueMeta = new ValueMetaInterface[fieldsLength];
        for (int i = 0; i < fieldsLength; i++) {
            data.keynr[i] = data.outputRowMeta.indexOfValue(meta.getFields()[i].getFieldName());
            if (data.keynr[i] < 0) {
                logError(BaseMessages.getString(PKG, "NullIf.Log.CouldNotFindFieldInRow", meta.getFields()[i].getFieldName()));
                setErrors(1);
                stopAll();
                return false;
            }
            data.nullValueMeta[i] = data.outputRowMeta.getValueMeta(data.keynr[i]);
            // convert from input string entered by the user
            ValueMetaString vms = new ValueMetaString();
            vms.setConversionMask(data.nullValueMeta[i].getConversionMask());
            data.nullValue[i] = data.nullValueMeta[i].convertData(vms, meta.getFields()[i].getFieldValue());
        }
    }
    if (log.isRowLevel()) {
        logRowlevel(BaseMessages.getString(PKG, "NullIf.Log.ConvertFieldValuesToNullForRow") + data.outputRowMeta.getString(r));
    }
    for (int i = 0; i < meta.getFields().length; i++) {
        Object field = r[data.keynr[i]];
        if (field != null && data.nullValueMeta[i].compare(field, data.nullValue[i]) == 0) {
            // OK, this value needs to be set to NULL
            r[data.keynr[i]] = null;
        }
    }
    // Just one row!
    putRow(data.outputRowMeta, r);
    return true;
}

Example 74 with ValueMetaString

use of org.pentaho.di.core.row.value.ValueMetaString in project pentaho-kettle by pentaho.

the class LDIFInputMeta method getFields.

public void getFields(RowMetaInterface r, String name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space, Repository repository, IMetaStore metaStore) throws KettleStepException {
    int i;
    for (i = 0; i < inputFields.length; i++) {
        LDIFInputField field = inputFields[i];
        int type = field.getType();
        if (type == ValueMetaInterface.TYPE_NONE) {
            type = ValueMetaInterface.TYPE_STRING;
        }
        try {
            ValueMetaInterface v = ValueMetaFactory.createValueMeta(space.environmentSubstitute(field.getName()), type);
            v.setLength(field.getLength(), field.getPrecision());
            v.setOrigin(name);
            r.addValueMeta(v);
        } catch (Exception e) {
            throw new KettleStepException(e);
        }
    }
    if (includeFilename) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(filenameField));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (includeRowNumber) {
        ValueMetaInterface v = new ValueMetaInteger(space.environmentSubstitute(rowNumberField));
        v.setLength(ValueMetaInterface.DEFAULT_INTEGER_LENGTH, 0);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (includeContentType) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(contentTypeField));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (includeDN) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(DNField));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getShortFileNameField() != null && getShortFileNameField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getShortFileNameField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getExtensionField() != null && getExtensionField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getExtensionField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getPathField() != null && getPathField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getPathField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getSizeField() != null && getSizeField().length() > 0) {
        ValueMetaInterface v = new ValueMetaInteger(space.environmentSubstitute(getSizeField()));
        v.setOrigin(name);
        v.setLength(9);
        r.addValueMeta(v);
    }
    if (isHiddenField() != null && isHiddenField().length() > 0) {
        ValueMetaInterface v = new ValueMetaBoolean(space.environmentSubstitute(isHiddenField()));
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getLastModificationDateField() != null && getLastModificationDateField().length() > 0) {
        ValueMetaInterface v = new ValueMetaDate(space.environmentSubstitute(getLastModificationDateField()));
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getUriField() != null && getUriField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getUriField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getRootUriField() != null && getRootUriField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getRootUriField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
}

Example 75 with ValueMetaString

use of org.pentaho.di.core.row.value.ValueMetaString in project pentaho-kettle by pentaho.

the class LoadFileInputMeta method getFields.

public void getFields(RowMetaInterface r, String name, RowMetaInterface[] info, StepMeta nextStep, VariableSpace space, Repository repository, IMetaStore metaStore) throws KettleStepException {
    if (!getIsInFields()) {
        r.clear();
    }
    int i;
    for (i = 0; i < inputFields.length; i++) {
        LoadFileInputField field = inputFields[i];
        int type = field.getType();
        switch(field.getElementType()) {
            case LoadFileInputField.ELEMENT_TYPE_FILECONTENT:
                if (type == ValueMetaInterface.TYPE_NONE) {
                    type = ValueMetaInterface.TYPE_STRING;
                }
                break;
            case LoadFileInputField.ELEMENT_TYPE_FILESIZE:
                if (type == ValueMetaInterface.TYPE_NONE) {
                    type = ValueMetaInterface.TYPE_INTEGER;
                }
                break;
            default:
                break;
        }
        try {
            ValueMetaInterface v = ValueMetaFactory.createValueMeta(space.environmentSubstitute(field.getName()), type);
            v.setLength(field.getLength());
            v.setPrecision(field.getPrecision());
            v.setConversionMask(field.getFormat());
            v.setCurrencySymbol(field.getCurrencySymbol());
            v.setDecimalSymbol(field.getDecimalSymbol());
            v.setGroupingSymbol(field.getGroupSymbol());
            v.setTrimType(field.getTrimType());
            v.setOrigin(name);
            r.addValueMeta(v);
        } catch (Exception e) {
            throw new KettleStepException(e);
        }
    }
    if (includeFilename) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(filenameField));
        v.setLength(250);
        v.setPrecision(-1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (includeRowNumber) {
        ValueMetaInterface v = new ValueMetaInteger(space.environmentSubstitute(rowNumberField));
        v.setLength(ValueMetaInterface.DEFAULT_INTEGER_LENGTH, 0);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getShortFileNameField() != null && getShortFileNameField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getShortFileNameField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getExtensionField() != null && getExtensionField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getExtensionField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getPathField() != null && getPathField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getPathField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (isHiddenField() != null && isHiddenField().length() > 0) {
        ValueMetaInterface v = new ValueMetaBoolean(space.environmentSubstitute(isHiddenField()));
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getLastModificationDateField() != null && getLastModificationDateField().length() > 0) {
        ValueMetaInterface v = new ValueMetaDate(space.environmentSubstitute(getLastModificationDateField()));
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getUriField() != null && getUriField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getUriField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
    if (getRootUriField() != null && getRootUriField().length() > 0) {
        ValueMetaInterface v = new ValueMetaString(space.environmentSubstitute(getRootUriField()));
        v.setLength(100, -1);
        v.setOrigin(name);
        r.addValueMeta(v);
    }
}