net.sf.farrago.test
Class DmvTestUdr

java.lang.Object
  net.sf.farrago.test.DmvTestUdr

public abstract class DmvTestUdr
extends Object

DmvTestUdr is a SQL-invocable entry point for package org.eigenbase.dmv.

NOTE: this lives here rather than under org.eigenbase because it currently depends on MDR for a JMI implementation.

Version:

$Id: //open/dev/farrago/src/net/sf/farrago/test/DmvTestUdr.java#9 $

Author:

John Sichi

Constructor Summary

DmvTestUdr()

Method Summary

private static String	readFileAsString(String filename)
static void	renderGraphviz(FarragoMdrTestContext context, String lurqlFilename, String transformationFilename, String dotFilename)
static void	renderGraphviz(String foreignServerName, String lurqlFilename, String transformationFilename, String dotFilename) Executes a visualization transform via a procedure called from SQL, producing a .dot file which can be used as input to Graphviz.

Methods inherited from class java.lang.Object

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

Constructor Detail

DmvTestUdr

public DmvTestUdr()

Method Detail

renderGraphviz

public static void renderGraphviz(String foreignServerName,
                                  String lurqlFilename,
                                  String transformationFilename,
                                  String dotFilename)
                           throws Exception

Executes a visualization transform via a procedure called from SQL, producing a .dot file which can be used as input to Graphviz.

Parameters:

foreignServerName - name of predefined foreign server to use as source; must be defined using the MDR foreign data wrapper

lurqlFilename - name of file containing LURQL to execute

transformationFilename - name of file containing rules for transforming LURQL results into visualization input

dotFilename - name of .dot file to create

Throws:

Exception

renderGraphviz

public static void renderGraphviz(FarragoMdrTestContext context,
                                  String lurqlFilename,
                                  String transformationFilename,
                                  String dotFilename)
                           throws Exception

Throws:

Exception

readFileAsString

private static String readFileAsString(String filename)
                                throws IOException

Throws:

IOException