From fca856dc7b600c8e1ebc5a806b3ee8d7f1c96f89 Mon Sep 17 00:00:00 2001
From: dsyer <dsyer@2e8e966d-6415-0410-94b9-dc4e65435d03>
Date: Thu, 7 Aug 2008 12:51:28 +0000
Subject: [PATCH] Line aggregator missing from last commit.

---
 dictionary.txt                                |  2 +
 .../transform/DelimitedLineAggregator.java    | 43 +++++++++++++++++++
 .../DelimitedLineAggregatorTests.java         | 41 ++++++++++++++++++
 3 files changed, 86 insertions(+)
 create mode 100644 spring-batch-infrastructure/src/main/java/org/springframework/batch/item/file/transform/DelimitedLineAggregator.java
 create mode 100644 spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/transform/DelimitedLineAggregatorTests.java

diff --git a/dictionary.txt b/dictionary.txt
index 19075881f..1dc5968d8 100644
--- a/dictionary.txt
+++ b/dictionary.txt
@@ -75,3 +75,5 @@ immutable
 stateless
 autowiring
 strategizing
+initialized
+locale
diff --git a/spring-batch-infrastructure/src/main/java/org/springframework/batch/item/file/transform/DelimitedLineAggregator.java b/spring-batch-infrastructure/src/main/java/org/springframework/batch/item/file/transform/DelimitedLineAggregator.java
new file mode 100644
index 000000000..d7543f374
--- /dev/null
+++ b/spring-batch-infrastructure/src/main/java/org/springframework/batch/item/file/transform/DelimitedLineAggregator.java
@@ -0,0 +1,43 @@
+/*
+ * Copyright 2006-2007 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.batch.item.file.transform;
+
+import org.springframework.util.StringUtils;
+
+/**
+ * @author Dave Syer
+ *
+ */
+public class DelimitedLineAggregator<T> implements LineAggregator<T[]> {
+
+	private String delimiter = ",";
+	
+	/**
+	 * Public setter for the delimiter.
+	 * @param delimiter the delimiter to set
+	 */
+	public void setDelimiter(String delimiter) {
+		this.delimiter = delimiter;
+	}
+
+	/* (non-Javadoc)
+	 * @see org.springframework.batch.item.file.transform.LineAggregator#aggregate(java.lang.Object)
+	 */
+	public String aggregate(T[] item) {
+		return StringUtils.arrayToDelimitedString(item, delimiter);
+	}
+
+}
diff --git a/spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/transform/DelimitedLineAggregatorTests.java b/spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/transform/DelimitedLineAggregatorTests.java
new file mode 100644
index 000000000..7c10a3445
--- /dev/null
+++ b/spring-batch-infrastructure/src/test/java/org/springframework/batch/item/file/transform/DelimitedLineAggregatorTests.java
@@ -0,0 +1,41 @@
+/*
+ * Copyright 2006-2007 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.batch.item.file.transform;
+
+import static org.junit.Assert.*;
+
+import org.junit.Test;
+
+/**
+ * @author Dave Syer
+ * 
+ */
+public class DelimitedLineAggregatorTests {
+
+	private DelimitedLineAggregator<String> aggregator = new DelimitedLineAggregator<String>();
+
+	@Test
+	public void testSetDelimiter() {
+		aggregator.setDelimiter(";");
+		assertEquals("foo;bar", aggregator.aggregate(new String[] { "foo", "bar" }));
+	}
+
+	@Test
+	public void testAggregate() {
+		assertEquals("foo,bar", aggregator.aggregate(new String[] { "foo", "bar" }));
+	}
+
+}