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Java ValueMetaInterface.getLength方法代码示例

本文整理汇总了Java中org.pentaho.di.core.row.ValueMetaInterface.getLength方法的典型用法代码示例。如果您正苦于以下问题：Java ValueMetaInterface.getLength方法的具体用法？Java ValueMetaInterface.getLength怎么用？Java ValueMetaInterface.getLength使用的例子？那么, 这里精选的方法代码示例或许可以为您提供帮助。您也可以进一步了解该方法所在类org.pentaho.di.core.row.ValueMetaInterface的用法示例。


在下文中一共展示了ValueMetaInterface.getLength方法的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。

示例1: formatField

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
/**
 * 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 );
  }
}
开发者ID:inquidia，项目名称:PentahoSnowflakePlugin，代码行数:24，代码来源:SnowflakeBulkLoader.java

示例2: formatField

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
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);
	}
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:24，代码来源:TextFileOutput.java

示例3: define

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
/**
 * @param targetTableFields
 *            ...
 * @param dataFile
 *            ...
 * @return this
 */
public FastloadControlBuilder define(final RowMetaInterface targetTableFields, final String dataFile) {
    Assert.assertNotNull(targetTableFields, "fields cannot be null");
    Assert.assertNotNull(dataFile, "dataFile cannot be null");

    this.builder.append("DEFINE ");
    for (int i = 0; i < targetTableFields.size(); i++) {
        ValueMetaInterface value = targetTableFields.getValueMeta(i);
        this.builder.append(value.getName());
        // all fields of type VARCHAR. converted by fastload if necessary
        int length = 0;
        if (value.getType() == ValueMetaInterface.TYPE_DATE) {
            length = DEFAULT_DATE_FORMAT.length();
        } else {
            length = value.getLength();
        }
        this.builder.append("(" + "VARCHAR(" + length + "), nullif = '" + String.format("%1$#" + length + "s", DEFAULT_NULL_VALUE) + "'), ");
        this.builder.append(SystemUtils.LINE_SEPARATOR);
    }
    this.builder.append(" NEWLINECHAR(VARCHAR(" + SystemUtils.LINE_SEPARATOR.length() + "))");
    this.builder.append(" FILE=" + dataFile);
    return this.newline();
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:30，代码来源:FastloadControlBuilder.java

示例4: formatField

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
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);
    }
}
开发者ID:socrata，项目名称:socrata-kettle，代码行数:16，代码来源:SocrataPlugin.java

示例5: createDataSetFromStep

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
/**
 * Create a new data set with the output from 
 */
public void createDataSetFromStep() {
  Spoon spoon = ( (Spoon) SpoonFactory.getInstance() );
  TransGraph transGraph = spoon.getActiveTransGraph();
  IMetaStore metaStore = spoon.getMetaStore();
  if ( transGraph == null ) {
    return;
  }
  StepMeta stepMeta = transGraph.getCurrentStep();
  TransMeta transMeta = spoon.getActiveTransformation();
  if ( stepMeta == null || transMeta == null ) {
    return;
  }

  try {
    MetaStoreFactory<DataSetGroup> groupFactory = new MetaStoreFactory<DataSetGroup>( DataSetGroup.class, metaStore, PentahoDefaults.NAMESPACE );
    List<DatabaseMeta> databases = getAvailableDatabases( spoon.getRepository() );
    groupFactory.addNameList( DataSetConst.DATABASE_LIST_KEY, databases );
    List<DataSetGroup> groups = groupFactory.getElements();

    MetaStoreFactory<DataSet> setFactory = new MetaStoreFactory<DataSet>( DataSet.class, metaStore, PentahoDefaults.NAMESPACE );
    setFactory.addNameList( DataSetConst.GROUP_LIST_KEY, groups );

    DataSet dataSet = new DataSet();
    RowMetaInterface rowMeta = transMeta.getStepFields( stepMeta );
    for ( int i = 0; i < rowMeta.size(); i++ ) {
      ValueMetaInterface valueMeta = rowMeta.getValueMeta( i );
      DataSetField field = new DataSetField( valueMeta.getName(), "field" + i, valueMeta.getType(), valueMeta.getLength(), valueMeta.getPrecision(), valueMeta.getComments() );
      dataSet.getFields().add( field );
    }

    editDataSet( spoon, dataSet, groups, setFactory, null );

  } catch ( Exception e ) {
    new ErrorDialog( spoon.getShell(), "Error", "Error creating a new data set", e );
  }
}
开发者ID:mattcasters，项目名称:pentaho-pdi-dataset，代码行数:40，代码来源:DataSetHelper.java

示例6: get

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
private void get() {
  try {
    RowMetaInterface r = transMeta.getPrevStepFields( stepname );
    if ( r != null ) {
      TableItemInsertListener listener = new TableItemInsertListener() {
        public boolean tableItemInserted( TableItem tableItem, ValueMetaInterface v ) {
          if ( v.isNumber() ) {
            if ( v.getLength() > 0 ) {
              int le = v.getLength();
              int pr = v.getPrecision();

              if ( v.getPrecision() <= 0 ) {
                pr = 0;
              }

              String mask = "";
              for ( int m = 0; m < le - pr; m++ ) {
                mask += "0";
              }
              if ( pr > 0 ) {
                mask += ".";
              }
              for ( int m = 0; m < pr; m++ ) {
                mask += "0";
              }
              tableItem.setText( 3, mask );
            }
          }
          return true;
        }
      };
      BaseStepDialog.getFieldsFromPrevious( r, wFields, 1, new int[] { 1 }, new int[] { 2 }, 4, 5, listener );
    }
  } catch ( KettleException ke ) {
    new ErrorDialog( shell, BaseMessages.getString( PKG, "System.Dialog.GetFieldsFailed.Title" ), BaseMessages
      .getString( PKG, "System.Dialog.GetFieldsFailed.Message" ), ke );
  }

}
开发者ID:griddynamics，项目名称:xml-dom-kettle-etl-plugin，代码行数:40，代码来源:DOMConcatFieldsDialog.java

示例7: get

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
private void get() {
	try {
		RowMetaInterface r = transMeta.getPrevStepFields(stepname);
		if (r != null) {
			TableItemInsertListener listener = new TableItemInsertListener() {
				public boolean tableItemInserted(TableItem tableItem, ValueMetaInterface v) {
					if (v.isNumber()) {
						if (v.getLength() > 0) {
							int le = v.getLength();
							int pr = v.getPrecision();

							if (v.getPrecision() <= 0) {
								pr = 0;
							}

							String mask = "";
							for (int m = 0; m < le - pr; m++) {
								mask += "0";
							}
							if (pr > 0)
								mask += ".";
							for (int m = 0; m < pr; m++) {
								mask += "0";
							}
							tableItem.setText(3, mask);
						}
					}
					return true;
				}
			};
			BaseStepDialog.getFieldsFromPrevious(r, wFields, 1, new int[] { 1, 5 }, new int[] { 2 }, 0, 0, listener);
		}
	} catch (KettleException ke) {
		new ErrorDialog(shell, BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Title"), BaseMessages.getString(PKG, "System.Dialog.GetFieldsFailed.Message"), ke);
	}

}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:38，代码来源:ExcelWriterStepDialog.java

示例8: isClob

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public boolean isClob(ValueMetaInterface v)
{
	boolean retval=true;
	
	if (v==null || v.getLength()<DatabaseMeta.CLOB_LENGTH)
	{
		retval=false;
	}
	else
	{
		return true;
	}
	return retval;
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:15，代码来源:DatabaseMeta.java

示例9: getFieldDefinition

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public String getFieldDefinition(ValueMetaInterface v, String tk, String pk, boolean use_autoinc, boolean add_fieldname, boolean add_cr)
{
	String retval="";
	
	String fieldname = v.getName();
	int    length    = v.getLength();
	// Unused in vertica
	//int    precision = v.getPrecision();
	
	if (add_fieldname) retval+=fieldname+" ";
	
	int type         = v.getType();
	switch(type)
	{
	case ValueMetaInterface.TYPE_DATE   : retval+="TIMESTAMP"; break;
	case ValueMetaInterface.TYPE_BOOLEAN: retval+="BOOLEAN"; break;
	case ValueMetaInterface.TYPE_NUMBER : 
       case ValueMetaInterface.TYPE_BIGNUMBER:
       	retval+="FLOAT";
       	break;
	case ValueMetaInterface.TYPE_INTEGER:
		retval+="INTEGER";
		break;
	case ValueMetaInterface.TYPE_STRING:
		retval+="VARCHAR("+length+")"; 
		break;
	default:
		retval+=" UNKNOWN";
		break;
	}
	
	if (add_cr) retval+=Const.CR;
	
	return retval;
}
开发者ID:icholy，项目名称:geokettle-2.0，代码行数:36，代码来源:VerticaDatabaseMeta.java

示例10: getFields

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
/***
 * This Method overwrittes the fields and makes all field outputs as String
 * <br>
 * <i>The Params are defined from the parent class, but not all
 * used</i></br>
 * <b>Only for internal Use from the Pentaho Project</b> {@inheritDoc}
 * 
 * @author Florian Wiedner
 * @category Storage
 * @since 1.5
 * @param r
 *            RowMetaInterface The RowMetaInterface generated for this step
 * @param origin
 *            String The origin (Not used)
 * @param info
 *            RowMetaInterface[] The MetaInterfaces of the previous Steps
 * @param nextStep
 *            StepMeta (Not used)
 * @param space
 *            VariableSpace (not used)
 * @see org.pentaho.di.trans.step.BaseStepMeta#getFields()
 */
public void getFields(RowMetaInterface r, String origin, RowMetaInterface[] info, StepMeta nextStep,
		VariableSpace space) {
	String[] fieldNames = r.getFieldNames();
	for (int i = 0; i < fieldNames.length; i++) {
		ValueMetaInterface temp = r.getValueMeta(i);
		temp.getLength();
		ValueMeta temp2 = new ValueMeta(fieldNames[i], ValueMeta.getType("String"), temp.getLength(),
				temp.getPrecision());
		try {
			r.removeValueMeta(fieldNames[i]);
			r.addValueMeta(i, temp2);
		} catch (KettleValueException e) {
			logError("Unexpected error : " + e.toString());
			logError(Const.getStackTracker(e));
		}

	}
}
开发者ID:WiednerF，项目名称:ARXPlugin，代码行数:41，代码来源:ARXPluginMeta.java

示例11: get

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
private void get() {
    try {
        RowMetaInterface r = transMeta.getPrevStepFields(stepname);
        if (r != null) {
            TableItemInsertListener listener = new TableItemInsertListener() {
                @Override
                public boolean tableItemInserted(TableItem tableItem, ValueMetaInterface v) {

                    if (v.isNumeric()) {
                        // currency symbol
                        tableItem.setText(6, Const.NVL(v.getCurrencySymbol(), ""));

                        // decimal and grouping
                        tableItem.setText(7, Const.NVL(v.getDecimalSymbol(), ""));
                        tableItem.setText(8, Const.NVL(v.getGroupingSymbol(), ""));
                    }

                    // trim type
                    tableItem.setText(9, Const.NVL(ValueMeta.getTrimTypeDesc(v.getTrimType()), ""));

                    // conversion mask
                    if (!Const.isEmpty(v.getConversionMask())) {
                        tableItem.setText(3, v.getConversionMask());
                    } else {
                        if (v.isNumber()) {
                            if (v.getLength() > 0) {
                                int le = v.getLength();
                                int pr = v.getPrecision();

                                if (v.getPrecision() <= 0) {
                                    pr = 0;
                                }

                                String mask = "";
                                for (int m = 0; m < le - pr; m++) {
                                    mask += "0";
                                }
                                if (pr > 0) {
                                    mask += ".";
                                }
                                for (int m = 0; m < pr; m++) {
                                    mask += "0";
                                }
                                tableItem.setText(3, mask);
                            }
                        }
                    }
                    return true;
                }
            };
            BaseStepDialog.getFieldsFromPrevious(r, wFields, 1, new int[] {1}, new int[] {2}, 4, 5, listener);
        }
    } catch(KettleException e) {
        new ErrorDialog(shell, Messages.getString("System.Dialog.GetFieldsFailed.Title"),
                Messages.getString("System.Dialog.GetFieldsFailed.Message"), e);
    }
}
开发者ID:socrata，项目名称:socrata-kettle，代码行数:58，代码来源:SocrataPluginDialog.java

示例12: getFieldDefinition

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public String getFieldDefinition(ValueMetaInterface v, String tk, String pk, boolean use_autoinc, boolean add_fieldname, boolean add_cr) {
		StringBuffer retval = new StringBuffer(128);

		String fieldname = v.getName();
		int length = v.getLength();
		int precision = v.getPrecision();

		if (add_fieldname)
			retval.append(fieldname).append(' ');

		int type = v.getType();
		switch (type) {
		case ValueMetaInterface.TYPE_DATE:
			retval.append("TIMESTAMP");
			break;
		case ValueMetaInterface.TYPE_BOOLEAN:
			retval.append("BOOLEAN");
			break;
		case ValueMetaInterface.TYPE_NUMBER:
		case ValueMetaInterface.TYPE_BIGNUMBER:
			retval.append("DECIMAL");
			if (length > 0) {
				retval.append('(').append(length);
				if (precision > 0) {
					retval.append(", ").append(precision);
				}
				retval.append(')');
			}
			break;
		case ValueMetaInterface.TYPE_INTEGER:
			if (fieldname.equalsIgnoreCase(tk) || // Technical key
					fieldname.equalsIgnoreCase(pk) // Primary key
			) {
				// As soon as Exasol supports returning auto inc keys, this would be the correct type
//				if (use_autoinc) {
//					retval.append("BIGINT IDENTITY NOT NULL PRIMARY KEY");
//				} else {
					retval.append("BIGINT NOT NULL PRIMARY KEY");
//				}
			}
			else {
				retval.append("INTEGER");	
			}
			
			break;
		case ValueMetaInterface.TYPE_STRING:

			if (length > 0 && length <= 2000000) {
				retval.append("VARCHAR(").append(length).append(')');
			} else {
				retval.append("VARCHAR(2000000)"); // We don't know, so we just
													// use the maximum...
			}
			break;
		default:
			retval.append("UNKNOWN");
			break;
		}

		if (add_cr)
			retval.append(Const.CR);

		return retval.toString();
	}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:65，代码来源:Exasol4DatabaseMeta.java

示例13: getFieldDefinition

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public String getFieldDefinition(ValueMetaInterface v, String tk, String pk, boolean use_autoinc, boolean add_fieldname, boolean add_cr)
{
	StringBuffer retval=new StringBuffer(128);
	
	String fieldname = v.getName();
	int    length    = v.getLength();
	int    precision = v.getPrecision();
	
	if (add_fieldname) retval.append(fieldname).append(' ');
	
	int type         = v.getType();
	switch(type)
	{
	case ValueMetaInterface.TYPE_DATE   : retval.append("DATE"); break;
	case ValueMetaInterface.TYPE_BOOLEAN: retval.append("CHAR(1)"); break;
	case ValueMetaInterface.TYPE_NUMBER : 
	case ValueMetaInterface.TYPE_INTEGER: 
       case ValueMetaInterface.TYPE_BIGNUMBER: 
		retval.append("NUMBER"); 
		if (length>0)
		{
			retval.append('(').append(length);
			if (precision>0)
			{
				retval.append(", ").append(precision);
			}
			retval.append(')');
		}
		break;
	case ValueMetaInterface.TYPE_STRING:
		if (length>=DatabaseMeta.CLOB_LENGTH)
		{
			retval.append("CLOB");
		}
		else
		{
			if (length>0 && length<=2000)
			{
				retval.append("VARCHAR2(").append(length).append(')');
			}
			else
			{
                   if (length<=0)
                   {
                       retval.append("VARCHAR2(2000)"); // We don't know, so we just use the maximum...
                   }
                   else
                   {
                       retval.append("CLOB"); 
                   }
			}
		}
		break;
	default:
		retval.append(" UNKNOWN");
		break;
	}
	
	if (add_cr) retval.append(Const.CR);
	
	return retval.toString();
}
开发者ID:icholy，项目名称:geokettle-2.0，代码行数:63，代码来源:OracleRDBDatabaseMeta.java

示例14: getFieldDefinition

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public String getFieldDefinition(ValueMetaInterface v, String tk, String pk, boolean use_autoinc, boolean add_fieldname, boolean add_cr)
{
	String retval="";
	
	String fieldname = v.getName();
	int    length    = v.getLength();
	int    precision = v.getPrecision();
	
	if (add_fieldname) retval+=fieldname+" ";
	
	int type         = v.getType();
	switch(type)
	{
	case ValueMetaInterface.TYPE_DATE   : retval+="DATETIME"; break; // There is no Date or Timestamp data type in SQLite!!! 
	case ValueMetaInterface.TYPE_BOOLEAN: retval+="CHAR(1)"; break;
	case ValueMetaInterface.TYPE_NUMBER : 
	case ValueMetaInterface.TYPE_INTEGER: 
       case ValueMetaInterface.TYPE_BIGNUMBER: 
		if (fieldname.equalsIgnoreCase(tk) || // Technical key
		    fieldname.equalsIgnoreCase(pk)    // Primary key
		    ) 
		{
			retval+="INTEGER PRIMARY KEY AUTOINCREMENT";
		} 
		else
		{
			if (precision!=0 || length<0 || length>18 )
			{
				retval+="NUMERIC";
			}
			else
			{
				retval+="INTEGER";
			}
		}
		break;
	case ValueMetaInterface.TYPE_STRING:
		if (length>=DatabaseMeta.CLOB_LENGTH)
		{
			retval+="BLOB";
		}
		else
		{
			retval+="TEXT"; 
		}
		break;
       case ValueMetaInterface.TYPE_BINARY:
           retval+="BLOB";
           break;
	default:
		retval+="UNKNOWN";
		break;
	}
	
	if (add_cr) retval+=Const.CR;
	
	return retval;
}
开发者ID:yintaoxue，项目名称:read-open-source-code，代码行数:59，代码来源:SQLiteDatabaseMeta.java

示例15: getFieldDefinition

import org.pentaho.di.core.row.ValueMetaInterface; //导入方法依赖的package包/类
public String getFieldDefinition(ValueMetaInterface v, String tk, String pk, boolean use_autoinc, boolean add_fieldname, boolean add_cr)
{
	String retval="";
	
	String fieldname = v.getName();
	int    length    = v.getLength();
	int    precision = v.getPrecision();
	
	if (add_fieldname) retval+=fieldname+" ";
	
	int type         = v.getType();
	switch(type)
	{
	case ValueMetaInterface.TYPE_DATE   : retval+="DATETIME"; break;
	case ValueMetaInterface.TYPE_BOOLEAN: retval+="CHAR(1)"; break;
	case ValueMetaInterface.TYPE_NUMBER : 
	case ValueMetaInterface.TYPE_INTEGER: 
       case ValueMetaInterface.TYPE_BIGNUMBER: 
		retval+="DECIMAL"; 
		if (length>0)
		{
			retval+="("+length;
			if (precision>0)
			{
				retval+=", "+precision;
			}
			retval+=")";
		}
		break;
	case ValueMetaInterface.TYPE_STRING:
		if (length>=DatabaseMeta.CLOB_LENGTH)
		{
			retval+="CLOB";
		}
		else
		{
			retval+="VARCHAR"; 
			if (length>0)
			{
				retval+="("+length;
			}
			else
			{
				retval+="("; // Maybe use some default DB String length?
			}
			retval+=")";
		}
		break;
	default:
		retval+=" UNKNOWN";
		break;
	}
	
	if (add_cr) retval+=Const.CR;
	
	return retval;
}
开发者ID:icholy，项目名称:geokettle-2.0，代码行数:58，代码来源:DbaseDatabaseMeta.java


注：本文中的org.pentaho.di.core.row.ValueMetaInterface.getLength方法示例由纯净天空整理自Github/MSDocs等开源代码及文档管理平台，相关代码片段筛选自各路编程大神贡献的开源项目，源码版权归原作者所有，传播和使用请参考对应项目的License；未经允许，请勿转载。