diff --git a/src/main/java/org/codehaus/plexus/components/io/resources/AbstractPlexusIoResourceCollection.java b/src/main/java/org/codehaus/plexus/components/io/resources/AbstractPlexusIoResourceCollection.java
index 21eb6af4..8850d52e 100644
--- a/src/main/java/org/codehaus/plexus/components/io/resources/AbstractPlexusIoResourceCollection.java
+++ b/src/main/java/org/codehaus/plexus/components/io/resources/AbstractPlexusIoResourceCollection.java
@@ -64,6 +64,8 @@ public InputStream transform( @Nonnull PlexusIoResource resource, @Nonnull Input
     private FileMapper[] fileMappers;
 
     private InputStreamTransformer streamTransformer = identityTransformer;
+    
+    private String fileSuffix;
 
     protected AbstractPlexusIoResourceCollection()
     {
@@ -246,6 +248,22 @@ public void setFileMappers( FileMapper[] fileMappers )
     {
         this.fileMappers = fileMappers;
     }
+    
+    /**
+     * Returns the suffix apply to files, may be empty
+     */
+    public String getFileSuffix()
+    {
+        return fileSuffix;
+    }
+
+    /**
+      * Add some suffix to file when it's copying
+     */
+    public void setFileSuffix(String fileSuffix)
+    {
+        this.fileSuffix = fileSuffix;
+    }
 
     public Iterator<PlexusIoResource> iterator()
     {
diff --git a/src/main/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollection.java b/src/main/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollection.java
index fb0d228b..c71cb1a8 100755
--- a/src/main/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollection.java
+++ b/src/main/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollection.java
@@ -149,6 +149,8 @@ private void addResources( List<PlexusIoResource> result, String[] resources,
         for ( String name : resources )
         {
             String sourceDir = name.replace( '\\', '/' );
+            
+            name = addFileNameSuffix( name );
 
             File f = new File( dir, sourceDir );
 
@@ -185,6 +187,7 @@ private void addResourcesJava7( List<PlexusIoResource> result, String[] resource
         for ( String name : resources )
         {
             String sourceDir = name.replace( '\\', '/' );
+            name = addFileNameSuffix( name );
             File f = new File( dir, sourceDir );
 
             PlexusIoResourceAttributes attrs = new Java7FileAttributes( f, cache1, cache2 );
@@ -279,4 +282,32 @@ public Iterator<PlexusIoResource> getResources()
             return result.iterator();
         }
     }
+    
+    /**
+     * Add a suffix to fileName (eg : test.xml => testSuffix.xml)
+     * Warning : the extension of the file is calculated after the first "dot" caracter.
+     * Example : 
+     * <ul>
+     * <li>test.tar.gz => testSuffix.tar.gz</li>
+     * <li>test.any.of.extension => testSuffix.any.of.extension</li>
+     * </ul>
+     */
+    private String addFileNameSuffix( String name )
+    {
+        String nameWithSuffix = name;
+        if ( StringUtils.isNotBlank( getFileSuffix()) )
+        {
+          if ( name.contains( "." ) )
+          {
+            String beforeExtension = name.substring( 0, name.indexOf('.') );
+            String afterExtension = name.substring( name.indexOf('.') + 1) ;
+            nameWithSuffix = beforeExtension + getFileSuffix() + "." + afterExtension;
+          }
+          else
+          {
+            nameWithSuffix += getFileSuffix();
+          }
+        }
+        return nameWithSuffix;
+    }
 }
diff --git a/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollectionTest.java b/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollectionTest.java
new file mode 100644
index 00000000..7cb3ab3d
--- /dev/null
+++ b/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoFileResourceCollectionTest.java
@@ -0,0 +1,53 @@
+package org.codehaus.plexus.components.io.resources;
+
+import java.io.File;
+
+import org.codehaus.plexus.PlexusTestCase;
+
+public class PlexusIoFileResourceCollectionTest
+    extends PlexusTestCase
+{
+
+    public void testWithFileSuffix()
+        throws Exception
+    {
+        PlexusIoFileResourceCollection resourceCollection = new PlexusIoFileResourceCollection();
+        resourceCollection.setBaseDir(new File("src/test/resources") );
+        resourceCollection.setFileSuffix("TEST");
+        resourceCollection.setIncludes(new String[] {"Test-p1.txt"});
+        final PlexusIoFileResource entry  = (PlexusIoFileResource) resourceCollection.getResources().next();
+         assertEquals( "Test-p1TEST.txt", entry.getName() );
+    }
+    
+    public void testWithNoFileSuffix()
+        throws Exception
+    {
+        PlexusIoFileResourceCollection resourceCollection = new PlexusIoFileResourceCollection();
+        resourceCollection.setBaseDir(new File("src/test/resources") );
+        resourceCollection.setIncludes(new String[] {"Test-p1.txt"});
+        final PlexusIoFileResource entry  = (PlexusIoFileResource) resourceCollection.getResources().next();
+         assertEquals( "Test-p1.txt", entry.getName() );
+    }
+    
+    public void testWithFileWith2Dot()
+        throws Exception
+    {
+        PlexusIoFileResourceCollection resourceCollection = new PlexusIoFileResourceCollection();
+        resourceCollection.setBaseDir(new File("src/test/resources") );
+        resourceCollection.setIncludes(new String[] {"test.tar.gz"});
+        resourceCollection.setFileSuffix("_2");
+        final PlexusIoFileResource entry  = (PlexusIoFileResource) resourceCollection.getResources().next();
+         assertEquals( "test_2.tar.gz", entry.getName() );
+    }
+    
+    public void testWithFileWith3Dot()
+        throws Exception
+    {
+        PlexusIoFileResourceCollection resourceCollection = new PlexusIoFileResourceCollection();
+        resourceCollection.setBaseDir(new File("src/test/resources") );
+        resourceCollection.setIncludes(new String[] {"test.any.of.extension"});
+        resourceCollection.setFileSuffix("Suffix");
+        final PlexusIoFileResource entry  = (PlexusIoFileResource) resourceCollection.getResources().next();
+         assertEquals( "testSuffix.any.of.extension", entry.getName() );
+    }
+}
diff --git a/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoZipFileResourceCollectionTest.java b/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoZipFileResourceCollectionTest.java
index 9d12b62c..2d793863 100644
--- a/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoZipFileResourceCollectionTest.java
+++ b/src/test/java/org/codehaus/plexus/components/io/resources/PlexusIoZipFileResourceCollectionTest.java
@@ -24,7 +24,6 @@ public void testNamelessRootFolder()
         Iterator iterator = resourceCollection.getResources();
         PlexusIoURLResource entry = (PlexusIoURLResource) iterator.next();
         assertEquals( "/dummy.txt", entry.getName() );
-        final URL url = entry.getURL();
         BufferedReader d = new BufferedReader( new InputStreamReader( entry.getContents() ) );
         assertEquals( "dummy content", d.readLine() );
     }
@@ -78,7 +77,6 @@ public void testFilesThatAreNotThere()
         {
             final PlexusIoResource next = entries.next();
             assertTrue( next.getName() + "was not present", seen.remove( next.getName() ) );
-            final URL url = next.getURL();
             final InputStream contents = next.getContents();
             contents.close();
         }
diff --git a/src/test/resources/test.any.of.extension b/src/test/resources/test.any.of.extension
new file mode 100644
index 00000000..6430814e
--- /dev/null
+++ b/src/test/resources/test.any.of.extension
@@ -0,0 +1,38 @@
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes:
+totalt 0
+drwxr-xr-x 3 1003 1002 60 2010-04-23 11:24 .
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+drwxr-xr-x 3 1003 1002 60 2010-04-23 11:24 org
+
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org:
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+
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic:
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+build	23-Apr-2010 11:24:41
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+-rw-r--r-- 1 1003 1002 432 2010-04-23 11:24 Instrumentor.class
+-rw-r--r-- 1 1003 1002 288 2010-04-23 11:24 MethodHandler.class
+-rw-r--r-- 1 1003 1002 349 2010-04-23 11:24 ProxyFactory.class
+build	23-Apr-2010 11:24:41
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic/spi/jcr:
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diff --git a/src/test/resources/test.tar.gz b/src/test/resources/test.tar.gz
new file mode 100644
index 00000000..6430814e
--- /dev/null
+++ b/src/test/resources/test.tar.gz
@@ -0,0 +1,38 @@
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes:
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+
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org:
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+
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic:
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+build	23-Apr-2010 11:24:41
+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic/spi:
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+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic/spi/instrument:
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+-rw-r--r-- 1 1003 1002 288 2010-04-23 11:24 MethodHandler.class
+-rw-r--r-- 1 1003 1002 349 2010-04-23 11:24 ProxyFactory.class
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+/home/bamboo/agent1/xml-data/build-dir/PARALLEL-CH1/checkout/spi/target/classes/org/chromattic/spi/jcr:
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