/*
* Copyright 2002-2013 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.integration.file.config;
import static org.hamcrest.Matchers.instanceOf;
import static org.hamcrest.Matchers.is;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNotNull;
import static org.junit.Assert.assertThat;
import java.util.Set;
import java.util.regex.Pattern;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.DirectFieldAccessor;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.integration.file.FileReadingMessageSource;
import org.springframework.integration.file.filters.CompositeFileListFilter;
import org.springframework.integration.file.filters.FileListFilter;
import org.springframework.integration.file.filters.RegexPatternFileListFilter;
import org.springframework.test.context.ContextConfiguration;
import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
/**
* @author Mark Fisher
* @author Iwein Fuld
* @author Gunnar Hillert
*
* @see org.springframework.integration.file.config.FileInboundChannelAdapterWithPatternParserTests
*/
@ContextConfiguration
@RunWith(SpringJUnit4ClassRunner.class)
public class FileInboundChannelAdapterWithRegexPatternParserTests {
private DirectFieldAccessor accessor;
@Autowired(required = true)
public void setSource(FileReadingMessageSource source) {
this.accessor = new DirectFieldAccessor(source);
}
@Test
@SuppressWarnings("unchecked")
public void regexFilter() {
DirectFieldAccessor scannerAccessor = new DirectFieldAccessor(accessor.getPropertyValue("scanner"));
Object extractedFilter = scannerAccessor.getPropertyValue("filter");
assertThat(extractedFilter, is(instanceOf(CompositeFileListFilter.class)));
Set<FileListFilter<?>> filters = (Set<FileListFilter<?>>) new DirectFieldAccessor(
extractedFilter).getPropertyValue("fileFilters");
Pattern pattern = null;
for (FileListFilter<?> filter : filters) {
if (filter instanceof RegexPatternFileListFilter) {
pattern = (Pattern) new DirectFieldAccessor(filter).getPropertyValue("pattern");
}
}
assertNotNull("expected PatternMatchingFileListFilter", pattern);
assertEquals("^.*\\.txt$", pattern.pattern());
}
}