Java Const類代碼示例

import org.pentaho.di.core.Const; //導入依賴的package包/類
@Override
public boolean init( StepMetaInterface smi, StepDataInterface sdi ) {
  if ( !super.init( smi, sdi ) ) {
    return false;
  }
  meta = (ZendeskInputMeta) smi;
  data = (ZendeskInputData) sdi;

  String subDomain = environmentSubstitute( meta.getSubDomain() );
  String username = environmentSubstitute( meta.getUsername() );
  String password = Encr.decryptPasswordOptionallyEncrypted( environmentSubstitute( meta.getPassword() ) );

  if ( Const.isEmpty( subDomain ) || Const.isEmpty( username ) || Const.isEmpty( password ) ) {
    logError( BaseMessages.getString( PKG, "ZendeskInput.Error.MissingCredentials" ) );
    return false;
  }

  data.conn = createConnection( subDomain, username, password, meta.isToken() );
  if ( data.conn == null || data.conn.isClosed() ) {
    return false;
  }
  return true;
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
@Override public String getXML() throws KettleException {

        StringBuilder retVal = new StringBuilder();
        retVal.append(super.getXML());

        retVal.append("  ")
            .append(XMLHandler.addTagValue("truncate", isTruncate() ? "true" : "false"));

        for (int i = 0; i < streamFields.size(); i++) {
            String streamField = streamFields.get(i);
            retVal.append("  <stream_fields>").append(Const.CR);
            retVal.append("  ").append(XMLHandler.addTagValue("name", streamField.toLowerCase()));
            retVal.append("  </stream_fields>").append(Const.CR);
        }

        return retVal.toString();
    }
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
@Override public String getXML() throws KettleException {
    StringBuilder retVal = new StringBuilder();
    retVal.append("  ").append(XMLHandler.addTagValue("endpoint", getEndpoint())).append("  ")
            .append("  ").append(XMLHandler.addTagValue("tunnelEndpoint", getTunnelEndpoint()))
        .append(XMLHandler.addTagValue("accessId", getAccessId())).append("  ")
        .append(XMLHandler.addTagValue("accessKey", getAccessKey())).append("  ")
        .append(XMLHandler.addTagValue("projectName", getProjectName())).append("  ")
        .append(XMLHandler.addTagValue("tableName", getTableName())).append("  ")
        .append(XMLHandler.addTagValue("partition", getPartition()));

    for (int i = 0; i < odpsFields.size(); i++) {
        OdpsField field = odpsFields.get(i);
        retVal.append("  <fields>").append(Const.CR);
        retVal.append("  ")
            .append(XMLHandler.addTagValue("name", field.getName().toLowerCase()));
        retVal.append("  ").append(XMLHandler.addTagValue("type", field.getType()));
        retVal.append("  ").append(XMLHandler.addTagValue("comment", field.getComment()));
        retVal.append("  </fields>").append(Const.CR);
    }

    return retVal.toString();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void getData() {
    this.wCompression.setText(this.meta.getCompression().toString());

    if (!Const.isEmpty(this.meta.getCqlStatement())) {
        this.wtCql.setText(this.meta.getCqlStatement());
    }
    this.wLimit.setText(String.valueOf(this.meta.getRowLimit()));

    boolean hasInfo = (this.meta.getStepIOMeta().getInfoStreams() != null) && (!this.meta.getStepIOMeta().getInfoStreams().isEmpty());
    this.wEachRow.setEnabled(hasInfo);
    this.wlEachRow.setEnabled(hasInfo);

    setCQLToolTip();
    setFlags();

    this.wStepname.selectAll();
    this.wStepname.setFocus();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void getData() {
  
  try {
    MetaStoreFactory<StreamingService> factory = new MetaStoreFactory<StreamingService>(StreamingService.class, metaStore, PentahoDefaults.NAMESPACE);
    List<String> names = factory.getElementNames();
    Collections.sort(names);
    wServiceName.setItems(names.toArray(new String[names.size()]));
  } catch(MetaStoreException e) {
    LogChannel.GENERAL.logError("Error reading streaming service names from the metastore", e);
  }
  
  wServiceName.setText( Const.NVL(input.getServiceName(), ""));
  wIdField.setText(Const.NVL(input.getIdField(), ""));
  wTimeStampField.setText(Const.NVL(input.getTimestampField(), ""));
  
  String[] slaves = transMeta.getSlaveServerNames();
  Arrays.sort(slaves);
  wSlaveServer.setItems(slaves);
  wSlaveServer.setText(Const.NVL(input.getSlaveServer(), ""));
  
  wStepname.selectAll();
  wStepname.setFocus();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void ok() {
  if ( Const.isEmpty( wStepname.getText() ) ) {
    return;
  }

  stepname = wStepname.getText(); // return value

  input.setChanged();
  
  input.setServiceName( wServiceName.getText() );
  input.setIdField( wIdField.getText() );
  input.setTimestampField( wTimeStampField.getText() );
  input.setSlaveServer( wSlaveServer.getText() );
  
  dispose();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
/**
 * Try to look up the transObjectId for transformation which are referenced by path 
 * @param repository The repository to use.
 * @throws KettleException
 */
public void lookupTransObjectId( Repository repository ) throws KettleException {
  if ( repository == null )
    return;

  if ( Const.isEmpty( transFilename ) && transObjectId == null && !Const.isEmpty( transRepositoryPath ) ) {
    // see if there is a path specified to a repository name
    //
    String path = "/";
    String name = transRepositoryPath;
    int lastSlashIndex = name.lastIndexOf( '/' );
    if ( lastSlashIndex >= 0 ) {
      path = transRepositoryPath.substring( 0, lastSlashIndex + 1 );
      name = transRepositoryPath.substring( lastSlashIndex + 1 );
    }
    RepositoryDirectoryInterface tree = repository.loadRepositoryDirectoryTree();
    RepositoryDirectoryInterface rd = tree.findDirectory( path );
    if ( rd == null )
      rd = tree; // root

    ObjectId transformationID = repository.getTransformationID( name, rd );
    transObjectId = transformationID == null ? null : transformationID.getId();
  }
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
/**
 * Called when the user confirms the dialog
 */
private void ok() {
   if ( Const.isEmpty( wStepname.getText() ) ) {
     return;
   }

	// The "stepname" variable will be the return value for the open() method. 
	// Setting to step name from the dialog control
	stepname = wStepname.getText(); 
	// Setting the  settings to the meta object

	// close the SWT dialog window

   saveMeta( meta );

	dispose();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void addTableView() {
  int margin = Const.MARGIN;
  ColumnInfo[] colinf = new ColumnInfo[rowMeta.size()];
  for ( int i = 0; i < rowMeta.size(); i++ ) {
    ValueMetaInterface v = rowMeta.getValueMeta( i );
    colinf[i] = new ColumnInfo( v.getName(), ColumnInfo.COLUMN_TYPE_TEXT, v.isNumeric() );
    colinf[i].setToolTip( v.toStringMeta() );
    colinf[i].setValueMeta( v );
  }

  wSeriesTable =
      new TableView( variables, shell, SWT.BORDER | SWT.FULL_SELECTION | SWT.MULTI, colinf, 0, null, props );
  wSeriesTable.setShowingBlueNullValues( true ); //// TODO: 25/05/16 wat?

  fdSeriesTable = new FormData();
  fdSeriesTable.left = new FormAttachment( 0, 0 );
  fdSeriesTable.top = new FormAttachment( 0, margin );
  fdSeriesTable.right = new FormAttachment( 100, 0 );
  fdSeriesTable.bottom = new FormAttachment( 100, -50 );
  wSeriesTable.setLayoutData( fdSeriesTable );

  fillTableView();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void appendFields( StringBuilder sb ) {
  sb.append( "    <fields>" ).append( Const.CR );
  for ( int i = 0; i < fields.length; i++ ) {
    sb.append( "      <field>" ).append( Const.CR );
    sb.append( "        " ).append( XMLHandler.addTagValue( "name", fields[i].getName() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "type", fields[i].getTypeDesc() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "length", fields[i].getLength() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "precision", fields[i].getPrecision() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "trim_type", fields[i].getTrimTypeCode() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "repeat", fields[i].isRepeated() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "format", fields[i].getFormat() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "currency", fields[i].getCurrencySymbol() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "decimal", fields[i].getDecimalSymbol() ) );
    sb.append( "        " ).append( XMLHandler.addTagValue( "group", fields[i].getGroupSymbol() ) );
    sb.append( "      </field>" ).append( Const.CR );
  }
  sb.append( "    </fields>" ).append( Const.CR );
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void ok() {
  if ( Const.isEmpty( wStepname.getText() ) ) {
    return;
  }

  stepname = wStepname.getText(); // return value

  input.setConnection(null);
  String connectionName = wConnection.getText();
  if (StringUtils.isNotEmpty(connectionName)) {
    try{
      HCPConnection connection = HCPConnectionUtils.getConnectionFactory(metaStore).loadElement(connectionName);
      input.setConnection(connection);
    } catch(Exception exception) {
      new ErrorDialog(shell, 
          BaseMessages.getString(PKG, "HCPDeleteDialog.Error.ErrorLoadingConnectionWithName.Title"), 
          BaseMessages.getString(PKG, "HCPDeleteDialog.Error.ErrorLoadingConnectionWithName.Message", connectionName), exception);
    }
  }
  input.setTargetFileField(wTargetFileField.getText() );
  input.setResponseCodeField(wResponseCodeField.getText());
  input.setResponseTimeField(wResponseTimeField.getText());
  
  dispose();
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
private void updateTopicCombo( RowMetaInterface previousFields ) {
  if ( m_wTopicFromIncomingField.getSelection() ) {
    m_wlTopicName.setText( BaseMessages.getString( MQTTPublisherMeta.PKG, "MQTTClientDialog.TopicNameFromField" ) );
  } else {
    m_wlTopicName.setText( BaseMessages
        .getString( org.pentaho.di.trans.steps.pentahomqttpublisher.MQTTPublisherMeta.PKG,
            "MQTTClientDialog.TopicName.Label" ) );
  }

  String current = m_wTopicName.getText();
  m_wTopicName.removeAll();
  if ( m_wTopicFromIncomingField.getSelection() ) {
    m_wTopicName.setItems( previousFields.getFieldNames() );
  }

  if ( !Const.isEmpty( current ) ) {
    m_wTopicName.setText( current );
  }
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
/**
 * Sets the input stream field names in the JSON field drop down, and the Stream field drop down in the field
 * mapping table.
 */
private void setComboBoxes() {
  // Something was changed in the row.
  //
  final Map<String, Integer> fields = new HashMap<>();

  // Add the currentMeta fields...
  fields.putAll( inputFields );

  Set<String> keySet = fields.keySet();
  List<String> entries = new ArrayList<>( keySet );

  String[] fieldNames = entries.toArray( new String[entries.size()] );

  Const.sortStrings( fieldNames );
  colinf[0].setComboValues( fieldNames );
}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
/**
 * Opens a dialog to select a table name
 */
private void getTableName() {
  // New class: SelectTableDialog
  int connr = wConnection.getSelectionIndex();
  if ( connr >= 0 ) {
    DatabaseMeta inf = transMeta.getDatabase( connr );

    if ( log.isDebug() ) {
      logDebug( BaseMessages.getString( PKG, "SnowflakeBulkLoader.Dialog..Log.LookingAtConnection", inf.toString() ) );
    }

    DatabaseExplorerDialog std = new DatabaseExplorerDialog( shell, SWT.NONE, inf, transMeta.getDatabases() );
    std.setSelectedSchemaAndTable( wSchema.getText(), wTable.getText() );
    if ( std.open() ) {
      wSchema.setText( Const.NVL( std.getSchemaName(), "" ) );
      wTable.setText( Const.NVL( std.getTableName(), "" ) );
      setTableFieldCombo();
    }
  } else {
    MessageBox mb = new MessageBox( shell, SWT.OK | SWT.ICON_ERROR );
    mb.setMessage( BaseMessages.getString( PKG, "SnowflakeBulkLoader.Dialog.ConnectionError2.DialogMessage" ) );
    mb.setText( BaseMessages.getString( PKG, "System.Dialog.Error.Title" ) );
    mb.open();
  }

}
 

import org.pentaho.di.core.Const; //導入依賴的package包/類
/**
 * Takes an input field and converts it to bytes to be stored in the temp file.
 * @param v The metadata about the column
 * @param valueData The column data
 * @return The bytes for the value
 * @throws KettleValueException
 */
private byte[] formatField( ValueMetaInterface v, Object valueData ) throws KettleValueException {
  if ( v.isString() ) {
    if ( v.isStorageBinaryString() && v.getTrimType() == ValueMetaInterface.TRIM_TYPE_NONE && v.getLength() < 0
      && Const.isEmpty( v.getStringEncoding() ) ) {
      return (byte[]) valueData;
    } else {
      String svalue = ( valueData instanceof String ) ? (String) valueData : v.getString( valueData );

      // trim or cut to size if needed.
      //
      return convertStringToBinaryString( v, Const.trimToType( svalue, v.getTrimType() ) );
    }
  } else {
    return v.getBinaryString( valueData );
  }
}