diff --git a/org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilter.java b/org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilter.java
new file mode 100644
index 0000000000..48ba33dd58
--- /dev/null
+++ b/org.springframework.integration.adapter/src/main/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilter.java
@@ -0,0 +1,48 @@
+/*
+ * Copyright 2002-2008 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.adapter.file;
+
+import java.io.File;
+import java.io.FilenameFilter;
+import java.util.regex.Pattern;
+
+import org.springframework.integration.ConfigurationException;
+
+/**
+ * A {@link FilenameFilter} implementation for matching against
+ * a regular expression {@link Pattern}.
+ *
+ * @author Mark Fisher
+ */
+public class RegexPatternFilenameFilter implements FilenameFilter {
+
+ private volatile Pattern pattern;
+
+
+ public void setPattern(Pattern pattern) {
+ this.pattern = pattern;
+ }
+
+
+ public boolean accept(File dir, String name) {
+ if (this.pattern == null) {
+ throw new ConfigurationException("no pattern available");
+ }
+ return this.pattern.matcher(name).matches();
+ }
+
+}
diff --git a/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilterTests.java b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilterTests.java
new file mode 100644
index 0000000000..28368f9a0f
--- /dev/null
+++ b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/RegexPatternFilenameFilterTests.java
@@ -0,0 +1,87 @@
+/*
+ * Copyright 2002-2008 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.adapter.file;
+
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertFalse;
+import static org.junit.Assert.assertTrue;
+
+import java.io.File;
+import java.io.FilenameFilter;
+import java.util.regex.Pattern;
+import java.util.regex.PatternSyntaxException;
+
+import org.junit.Test;
+
+import org.springframework.beans.TypeMismatchException;
+import org.springframework.beans.factory.BeanCreationException;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.integration.ConfigurationException;
+
+/**
+ * @author Mark Fisher
+ */
+public class RegexPatternFilenameFilterTests {
+
+ @Test
+ public void testMatch() {
+ File file = new File("/some/path/test.txt");
+ RegexPatternFilenameFilter filter = new RegexPatternFilenameFilter();
+ filter.setPattern(Pattern.compile("[a-z]+\\.txt"));
+ assertTrue(filter.accept(file.getParentFile(), file.getName()));
+ }
+
+ @Test
+ public void testNoMatch() {
+ File file = new File("/some/path/Test.txt");
+ RegexPatternFilenameFilter filter = new RegexPatternFilenameFilter();
+ filter.setPattern(Pattern.compile("[a-z]+\\.txt"));
+ assertFalse(filter.accept(file.getParentFile(), file.getName()));
+ }
+
+ @Test(expected=ConfigurationException.class)
+ public void testPatternNotSet() {
+ File file = new File("/some/path/test.txt");
+ RegexPatternFilenameFilter filter = new RegexPatternFilenameFilter();
+ filter.accept(file.getParentFile(), file.getName());
+ }
+
+ @Test
+ public void testPatternEditorInContext() {
+ ClassPathXmlApplicationContext context = new ClassPathXmlApplicationContext(
+ "regexPatternFilenameFilterTests.xml", this.getClass());
+ FilenameFilter filter = (FilenameFilter) context.getBean("filter");
+ File file = new File("/some/path/foo.txt");
+ assertTrue(filter.accept(file.getParentFile(), file.getName()));
+ }
+
+ @Test
+ public void testInvalidPatternSyntax() {
+ try {
+ new ClassPathXmlApplicationContext("invalidRegexPatternFilenameFilterTests.xml", this.getClass());
+ throw new IllegalStateException("context creation should have failed");
+ }
+ catch (Exception e) {
+ assertEquals(BeanCreationException.class, e.getClass());
+ Throwable cause1 = e.getCause();
+ assertEquals(TypeMismatchException.class, cause1.getClass());
+ Throwable cause2 = cause1.getCause();
+ assertEquals(PatternSyntaxException.class, cause2.getClass());
+ }
+ }
+
+}
diff --git a/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/invalidRegexPatternFilenameFilterTests.xml b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/invalidRegexPatternFilenameFilterTests.xml
new file mode 100644
index 0000000000..e1d08e0313
--- /dev/null
+++ b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/invalidRegexPatternFilenameFilterTests.xml
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+
+
+
+
+
+
+
+
diff --git a/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/regexPatternFilenameFilterTests.xml b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/regexPatternFilenameFilterTests.xml
new file mode 100644
index 0000000000..d4025bb9b2
--- /dev/null
+++ b/org.springframework.integration.adapter/src/test/java/org/springframework/integration/adapter/file/regexPatternFilenameFilterTests.xml
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+
+
+
+
+
+
+
+