[CAMEL-7752] filter with camel sftp is returnin NullPointerException

• Type: Bug
• Status: Resolved
• Priority: Major
• Resolution: Invalid
• Affects Version/s: 2.10.0
• Component/s: camel-ftp
• Labels: GenericFile camel-ftp filter ftp

Environment

Windows 7, RedHat Linux 5.x

• Estimated Complexity: Unknown
• Assignee: Claus Ibsen
• Reporter: Raghavan
• Created: 27/Aug/14 03:49
• Updated: 27/Aug/14 15:21
• Resolved: 27/Aug/14 15:21

Description

We are testing camel sftp with filter options to restrict the source files using a pattern.

We get a NullPointerException when try to use a filter (CustomFilter)

Attached herewith the code snippet

[[CodeSnippet]]

<beans xmlns="http://www.springframework.org/schema/beans"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:camel="http://camel.apache.org/schema/spring"
xsi:schemaLocation="
http://www.springframework.org/schema/beans http://www.springframework.org/schema/beans/spring-beans.xsd
http://camel.apache.org/schema/spring http://camel.apache.org/schema/spring/camel-spring.xsd">

<camelContext xmlns="http://camel.apache.org/schema/spring">
<camel:propertyPlaceholder id="ftpadapterProperty" location="classpath:ftpadapter.properties"/>

<!-- The file filter is to be tested -->
<route>
<from uri="sftp://[e-mail]/ftp.remote.dir?password=ftp.pwd&separator=UNIX&recursive=ftp.dir.recursive&binary=true&delete=ftp.deletefiles&stepwise=ftp.stepwise&delay=ftp.pollinginterval&filter=#fileFilter"/>
<to uri="file://local.dir?fileName=${date:now:yyyyMMddhhmmss}_${file:onlyname.noext}.${file:ext}"/>
<log message="Routing message from remote server to target folder with data ${body}" />
</route>
</camelContext>

<bean id="fileFilter" class="org.myapp.ftpadapter.FileFilter"/>

</beans>

FileFilter src:
public class FileFilter<T> implements GenericFileFilter<T> {
private static Logger logger = LoggerFactory.getLogger(FileFilter.class);

/* The purpose of this method is to apply a custom filter based on file pattern

• This enables the ftp adapter to filter files based on the criteria implemented here
• (non-Javadoc)
• @see org.apache.camel.component.file.GenericFileFilter#accept(org.apache.camel.component.file.GenericFile)
  */
  public boolean accept(GenericFile<T> file) {

if(logger.isDebugEnabled())

{ logger.debug("IsDirectory=" + file.isDirectory()); logger.debug("FileName="+file.getFileName()); }

if(file !=null && file.getFileName() != null)

{ return file.getFileName().endsWith(".xml"); }

else

{ return false; }

}

}

[[/CodeSnippet]]