Jostein Gogstad created CAMEL-9694:
--------------------------------------
Summary: StreamCaching does not work with FTP2-components
localWorkingDirectory
Key: CAMEL-9694
URL: https://issues.apache.org/jira/browse/CAMEL-9694
Project: Camel
Issue Type: Bug
Components: camel-core
Affects Versions: 2.16.2
Reporter: Jostein Gogstad
>From the [FTP2-components documentation|https://camel.apache.org/ftp2.html] we
>read that the {{localWorkDirectory}} attribute can be used to download the
>file up-front. Stream caching does not work in conjunction with this option.
{code:java|title=StreamCachingTest.java}
import org.apache.camel.EndpointInject;
import org.apache.camel.Exchange;
import org.apache.camel.LoggingLevel;
import org.apache.camel.Processor;
import org.apache.camel.builder.RouteBuilder;
import org.apache.camel.component.mock.MockEndpoint;
import org.apache.camel.test.junit4.CamelTestSupport;
import org.apache.commons.io.IOUtils;
import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import java.io.IOException;
import java.io.InputStream;
public class StreamCachingTest extends CamelTestSupport {
public static final String URI_END_OF_ROUTE = "mock:end_of_route";
@EndpointInject(uri = URI_END_OF_ROUTE)
private MockEndpoint endOfRoute;
@Override
public boolean isUseAdviceWith() {
return true;
}
@Override
protected RouteBuilder createRouteBuilder() throws Exception {
return new RouteBuilder() {
@Override
public void configure() throws Exception {
context.setStreamCaching(true);
from("ftp://192.168.99.100/outbox?passiveMode=true&localWorkDirectory=/tmp&username=docker&password=docker&noop=true";)
.wireTap("direct:mydirect");
from("direct:mydirect")
.process(new Processor() {
@Override
public void process(Exchange exchange) throws Exception
{
Thread.sleep(3000);
String s =
IOUtils.toString(exchange.getIn().getBody(InputStream.class));
log.info("Consumed " + s.substring(0, 5));
}
})
.to(URI_END_OF_ROUTE);
}
};
}
@Test
public void stream_caching_with_spring() throws Exception {
endOfRoute.expectedMessageCount(1);
context.start();
endOfRoute.assertIsSatisfied();
}
}
{code}
It fails with:
{code:none}
Caused by: java.io.FileNotFoundException: /tmp/FOO.DAT (The system cannot find
the file specified)
at java.io.FileInputStream.open0(Native Method) ~[?:1.8.0_60]
at java.io.FileInputStream.open(FileInputStream.java:195) ~[?:1.8.0_60]
at java.io.FileInputStream.<init>(FileInputStream.java:138)
~[?:1.8.0_60]
at
org.apache.camel.converter.IOConverter.toInputStream(IOConverter.java:78)
~[camel-core-2.16.2.jar:2.16.2]
at sun.reflect.NativeMethodAccessorImpl.invoke0(Native Method)
~[?:1.8.0_60]
at
sun.reflect.NativeMethodAccessorImpl.invoke(NativeMethodAccessorImpl.java:62)
~[?:1.8.0_60]
at
sun.reflect.DelegatingMethodAccessorImpl.invoke(DelegatingMethodAccessorImpl.java:43)
~[?:1.8.0_60]
at java.lang.reflect.Method.invoke(Method.java:497) ~[?:1.8.0_60]
at
org.apache.camel.util.ObjectHelper.invokeMethod(ObjectHelper.java:1243)
~[camel-core-2.16.2.jar:2.16.2]
at
org.apache.camel.impl.converter.StaticMethodTypeConverter.convertTo(StaticMethodTypeConverter.java:59)
~[camel-core-2.16.2.jar:2.16.2]
at
org.apache.camel.impl.converter.BaseTypeConverterRegistry.doConvertTo(BaseTypeConverterRegistry.java:293)
~[camel-core-2.16.2.jar:2.16.2]
at
org.apache.camel.impl.converter.BaseTypeConverterRegistry.convertTo(BaseTypeConverterRegistry.java:120)
~[camel-core-2.16.2.jar:2.16.2]
... 32 more
{code}
Looks like the stream caching isn't invoked at all.
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