Fixed error in checks.bat file.

- checks.bat: replaced pipe symbols by minus signs.
- I2B2ODMStudyHandlerCMLClient: added comment on how to run this class from the command-line.

checks.bat

@@ -25,29 +25,29 @@
 
 @echo.
 @echo ================================================================================================================
-@echo Check for Checkstyle issues (mvn checkstyle:checkstyle | report in target\checkstyle-result.xml)
+@echo Check for Checkstyle issues (mvn checkstyle:checkstyle - report in target\checkstyle-result.xml)
 @pause
 @call mvn checkstyle:checkstyle
 @if not "%ERRORLEVEL%" == "0" less target/checkstyle-result.xml
 
 @echo.
 @echo ================================================================================================================
-@echo Check for FindBugs issues (mvn compile findbugs:check | report in target\findbugsXml.xml)
+@echo Check for FindBugs issues (mvn compile findbugs:check - report in target\findbugsXml.xml)
 @pause
 @call mvn compile findbugs:check
 @if not "%ERRORLEVEL%" == "0" less target/findbugsXml.xml
 @call copy target\findbugsXml.xml tmp
 
 @echo.
 @echo ================================================================================================================
-@echo Check for PMD issues (mvn compile pmd:check | report in target\pmd.xml)
+@echo Check for PMD issues (mvn compile pmd:check - report in target\pmd.xml)
 @pause
 @call mvn compile pmd:check
 @if not "%ERRORLEVEL%" == "0" less target/pmd.xml
 
 @echo.
 @echo ================================================================================================================
-@echo Check for CPD issues (mvn compile pmd:cpd-check | report in target\cpd.xml)
+@echo Check for CPD issues (mvn compile pmd:cpd-check - report in target\cpd.xml)
 @pause
 @call mvn compile pmd:cpd-check
 @if not "%ERRORLEVEL%" == "0" less target/cpd.xml

src/main/java/com/recomdata/i2b2/I2B2ODMStudyHandlerCMLClient.java

@@ -2,7 +2,13 @@
 
 /**
  * Copyright(c)  2011-2012 Recombinant Data Corp., All rights Reserved
+ *
  * This is a handler's command-line client that can loading other source ODM XML files
+ *
+ * This class can be executed from the command-line (using Maven):
+ *     mvn compile exec:java -Dexec.mainClass="com.recomdata.i2b2.I2B2ODMStudyHandlerCMLClient"
+ *         -Dexec.args="odm/examples/CDISC_ODM_example_maxim.xml export yes"
+ *
  * @author: Alex Wu
  * @date: October 28, 2011
  */