RESOLVED - BATCH-554: *StepFactoryBeans should have a list of exceptions that do and don't cause rollback.

added sample for noRollbackForExceptionClasses (2nd step in skipSample)

spring-batch-samples/src/main/java/org/springframework/batch/sample/item/writer/ItemTrackingItemWriter.java

@@ -0,0 +1,36 @@
+package org.springframework.batch.sample.item.writer;
+
+import java.util.ArrayList;
+import java.util.List;
+
+import org.springframework.batch.item.AbstractItemWriter;
+import org.springframework.batch.item.validator.ValidationException;
+
+/**
+ * Remembers all items written - useful for testing.
+ */
+public class ItemTrackingItemWriter extends AbstractItemWriter {
+
+	private List items = new ArrayList();
+	
+	private int failure = -1;
+	
+	private int counter = 0;
+	
+	public void write(Object item) throws Exception {
+		
+		items.add(item);
+		if (++counter == failure) {
+			throw new ValidationException("validation failed");
+		}
+	}
+
+	public List getItems() {
+		return items;
+	}
+
+	public void setValidationFailure(int failure) {
+		this.failure = failure;
+	}
+
+}