ajax.catalog
Class Clustering

java.lang.Object
  |
  +--ajax.catalog.Transformation
        |
        +--ajax.catalog.Clustering

All Implemented Interfaces:

CatalogObject

public class Clustering

extends Transformation

Fields inherited from class ajax.catalog.Transformation

CLUST, DBTransferStr, dirExec, dirFiles, dirFunctions, embeddedOutput, endEvaluateHeader, evaluateHeader, evaluateTail, exceptionOutput, FROM_FILE, FROM_TABLE, generatedCodeType, ifTail, importIOException, importList, importRunnableTransf, importSqlException, importSqlResultSet, importWrapperException, importWrapperManager, inputType, JAVA_CODE, MAPP, MATCH, MERG, newLine, outerOutput, outputType, SQL_CODE, tail, TO_FILE, TO_TABLE, transfType, VIEW, wrapperInitialization

Constructor Summary

Clustering()

Method Summary

void	init(java.lang.String name, java.util.LinkedList output, java.util.List from, Expression algo, java.util.LinkedList let, Expression where) Fills the components of the clustering transformation
java.lang.String	toHtml() Converts the matching into a human read-able object.
void	toJava() Converts into Java
protected void	toJavaBody(java.io.Writer outStream, Table[] matTable) Generates code for executing the body of the transformation
void	toSQL() Converts into SQL Not possible for a Clustering operation
java.lang.String	toString() Converts the matching into a human read-able object.
void	toXML(java.lang.String XMLfileName) Converts the transformation into an XML document

Methods inherited from class ajax.catalog.Transformation

addAsList, addEmbeddedQuery, closeFile, closeOutputFiles, closeOutputJdbc, createOutputFiles, createOutputTables, declareTransfer, doOuterJoinInSQL, dump, dumpQuery, exceptionsToJava, fromToSQL, getAllOutputNames, getExceptionsLet, getExceptionTable, getFields, getFieldType, getFrom, getIndex, getIndexAttribute, getInputNames, getInputTable, getKey, getKeyAs, getLet, getMatTable, getName, getOutput, getOutput, getOutputException, getOutputNames, getOutputSize, getOutputTable, getTable, getTransfType, getWhere, hasNullConstraint, initialize, isClustering, isFromTable, isLetOptimizableDE, isLetToSQL, isMapping, isMatching, isMerging, isToSQL, isToTable, isTransformation, isView, KeyExceptionToJava, letToJava, load, main, openFile, outerOutputIter, selectToJava, selectToSQL, selectToSQLToTable, setExceptionOutput, setFromFile, setFromTable, setName, setOuterOutput, setToFile, setToJava, setToSQL, setToTable, setWeaveOutputsSchemas, setWeaveRunTimePolicies, toJavaFromInput, toJavaQuery, toTableQuery, updateAuxiliaryFunctions, whereToJava, whereToSQL, writeCollection, writeHtmlCollection, writeTailClass

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Constructor Detail

Clustering

public Clustering()

Method Detail

init

public void init(java.lang.String name,
                 java.util.LinkedList output,
                 java.util.List from,
                 Expression algo,
                 java.util.LinkedList let,
                 Expression where)
          throws CatalogException,
                 AjaxTypeException

Fills the components of the clustering transformation

Overrides:

init in class Transformation

toSQL

public void toSQL()
           throws ajax.catalog.TransfException

Converts into SQL Not possible for a Clustering operation

Overrides:

toSQL in class Transformation

toJava

public void toJava()
            throws CatalogException,
                   java.io.IOException,
                   ExpressionException,
                   AjaxTypeException

Converts into Java

Overrides:

toJava in class Transformation

toJavaBody

protected void toJavaBody(java.io.Writer outStream,
                          Table[] matTable)
                   throws java.io.IOException,
                          CatalogException

Generates code for executing the body of the transformation

Overrides:

toJavaBody in class Transformation

toXML

public void toXML(java.lang.String XMLfileName)

Converts the transformation into an XML document

Overrides:

toXML in class Transformation

toString

public java.lang.String toString()

Converts the matching into a human read-able object.

Overrides:

toString in class Transformation

toHtml

public java.lang.String toHtml()

Converts the matching into a human read-able object.

Overrides:

toHtml in class Transformation