RESOLVED - BATCH-1091: Add strict flag to file readers (flat and XML).

added strict flag - when true reader throws exception on open if input resource doesn't exist

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/FlatFileItemReaderTests.java

@@ -8,6 +8,7 @@ import java.io.InputStream;
 import org.junit.Before;
 import org.junit.Test;
 import org.springframework.batch.item.ExecutionContext;
+import org.springframework.batch.item.ItemStreamException;
 import org.springframework.batch.item.file.mapping.PassThroughLineMapper;
 import org.springframework.batch.item.file.separator.RecordSeparatorPolicy;
 import org.springframework.core.io.AbstractResource;
@@ -135,6 +136,22 @@ public class FlatFileItemReaderTests {
 		assertEquals(TEST_STRING, reader.read());
 	}
 
+	/**
+	 * In strict mode, resource must exist at the time reader is opened.
+	 */
+	@Test(expected = ItemStreamException.class)
+	public void testStrictness() throws Exception {
+
+		Resource resource = new NonExistentResource();
+
+		reader.setResource(resource);
+		reader.setStrict(true);
+
+		reader.afterPropertiesSet();
+
+		reader.open(executionContext);
+	}
+
 	private Resource getInputResource(String input) {
 		return new ByteArrayResource(input.getBytes());
 	}

spring-batch-infrastructure/src/test/java/org/springframework/batch/item/xml/StaxEventItemReaderTests.java

@@ -231,10 +231,9 @@ public class StaxEventItemReaderTests {
 		source.setResource(new NonExistentResource());
 		source.afterPropertiesSet();
 
-		
 		source.open(executionContext);
 		assertNull(source.read());
-		
+
 	}
 
 	@Test
@@ -248,6 +247,17 @@ public class StaxEventItemReaderTests {
 		source.read();
 	}
 
+	@Test(expected = ItemStreamException.class)
+	public void testStrictness() throws Exception {
+
+		source.setResource(new NonExistentResource());
+		source.setStrict(true);
+		source.afterPropertiesSet();
+
+		source.open(executionContext);
+
+	}
+
 	private StaxEventItemReader<List<XMLEvent>> createNewInputSouce() {
 		Resource resource = new ByteArrayResource(xml.getBytes());