/**
* DOC zli Comment method "guessSchema".
*
* @param processDescription
*/
public void guessSchema(ProcessDescription processDescription) {
informationLabel.setText(
" " + Messages.getString("FileStep3.guessIsDone")); // $NON-NLS-1$ //$NON-NLS-2$
// clear all items
tableEditorView.getMetadataEditor().removeAll();
List<MetadataColumn> columns = new ArrayList<MetadataColumn>();
List<IMetadataColumn> listColumns = processDescription.getSchema().get(0).getListColumns();
int size = listColumns.size();
if (size > 0) {
for (int i = 0; i < size; i++) {
MetadataColumn metadataColumn = ConnectionFactory.eINSTANCE.createMetadataColumn();
metadataColumn.setNullable(listColumns.get(i).isNullable());
metadataColumn.setLength(listColumns.get(i).getLength());
metadataColumn.setPattern(listColumns.get(i).getPattern());
metadataColumn.setTalendType(listColumns.get(i).getTalendType());
metadataColumn.setPrecision(listColumns.get(i).getPrecision());
metadataColumn.setLabel(listColumns.get(i).getLabel());
columns.add(i, metadataColumn);
}
}
tableEditorView.getMetadataEditor().addAll(columns);
tableEditorView.getTableViewerCreator().layout();
informationLabel.setText(Messages.getString("FileStep3.guessTip")); // $NON-NLS-1$
}
public void refreshMetaDataTable(final CsvArray csvArray, ProcessDescription processDescription) {
informationLabel.setText(
" " + Messages.getString("FileStep3.guessIsDone")); // $NON-NLS-1$ //$NON-NLS-2$
// clear all items
tableEditorView.getMetadataEditor().removeAll();
List<MetadataColumn> columns = new ArrayList<MetadataColumn>();
if (csvArray == null || csvArray.getRows().isEmpty()) {
return;
} else {
List<String[]> csvRows = csvArray.getRows();
Integer numberOfCol = getRightFirstRow(csvRows);
// define the label to the metadata width the content of the first row
int firstRowToExtractMetadata = 0;
List<IMetadataColumn> listColumns = processDescription.getSchema().get(0).getListColumns();
// the first rows is used to define the label of any metadata
String[] label = new String[numberOfCol.intValue()];
for (int i = 0; i < numberOfCol; i++) {
label[i] = DEFAULT_LABEL + i;
if (firstRowToExtractMetadata == 0) {
label[i] = "" + listColumns.get(i); // $NON-NLS-1$
}
}
for (int i = 0; i < numberOfCol.intValue(); i++) {
// define the first currentType and assimile it to globalType
String globalType = null;
int lengthValue = 0;
int precisionValue = 0;
boolean nullAble = true;
int current = firstRowToExtractMetadata;
while (globalType == null) {
String value = csvRows.get(current)[i];
if (LanguageManager.getCurrentLanguage() == ECodeLanguage.JAVA) {
if (i >= csvRows.get(current).length) {
globalType = "id_String"; // $NON-NLS-1$
} else {
if (value != null && !"".equals(value)) { // $NON-NLS-1$
globalType = JavaDataTypeHelper.getTalendTypeOfValue(value);
} else {
globalType = listColumns.get(i).getTalendType();
}
current++;
}
} else {
if (i >= csvRows.get(current).length) {
globalType = "String"; // $NON-NLS-1$
} else {
globalType = PerlDataTypeHelper.getTalendTypeOfValue(value);
current++;
}
}
}
nullAble = listColumns.get(i).isNullable();
lengthValue = listColumns.get(i).getLength();
precisionValue = listColumns.get(i).getPrecision();
// define the metadataColumn to field i
MetadataColumn metadataColumn = ConnectionFactory.eINSTANCE.createMetadataColumn();
// Convert javaType to TalendType
String talendType = null;
if (LanguageManager.getCurrentLanguage() == ECodeLanguage.JAVA) {
talendType = globalType;
if (globalType.equals(JavaTypesManager.FLOAT.getId())
|| globalType.equals(JavaTypesManager.DOUBLE.getId())) {
metadataColumn.setPrecision(precisionValue);
} else {
metadataColumn.setPrecision(0);
}
} else {
talendType =
PerlTypesManager.getNewTypeName(
MetadataTalendType.loadTalendType(
globalType, "TALENDDEFAULT", false)); // $NON-NLS-1$
if (globalType.equals("FLOAT")
|| globalType.equals("DOUBLE")) { // $NON-NLS-1$ //$NON-NLS-2$
metadataColumn.setPrecision(precisionValue);
} else {
metadataColumn.setPrecision(0);
}
}
metadataColumn.setNullable(nullAble);
metadataColumn.setTalendType(talendType);
metadataColumn.setLength(lengthValue);
// bug 6758
if (talendType.equals("id_Date")) { // $NON-NLS-1$
String pattern = listColumns.get(i).getPattern();
metadataColumn.setPattern(pattern);
}
// Check the label and add it to the table
metadataColumn.setLabel(
tableEditorView.getMetadataEditor().getNextGeneratedColumnName(label[i]));
columns.add(i, metadataColumn);
}
}
// tableEditorView.getMetadataEditor().registerDataList(columns);
tableEditorView.getMetadataEditor().addAll(columns);
checkFieldsValue();
tableEditorView.getTableViewerCreator().layout();
informationLabel.setText(Messages.getString("FileStep3.guessTip")); // $NON-NLS-1$
}
