Added FileTargetAdapter.

spring-integration-core/src/main/java/org/springframework/integration/adapter/file/FileTargetAdapter.java

@@ -0,0 +1,54 @@
+/*
+ * Copyright 2002-2007 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.integration.adapter.file;
+
+import java.io.File;
+
+import org.springframework.integration.adapter.DefaultTargetAdapter;
+import org.springframework.integration.adapter.Target;
+
+/**
+ * A convenience adapter for writing files. The actual file writing occurs in
+ * the message mapper ({@link TextFileMapper} or {@link ByteArrayFileMapper}).
+ * 
+ * @author Mark Fisher
+ */
+public class FileTargetAdapter extends DefaultTargetAdapter {
+
+	public FileTargetAdapter(File directory) {
+		this(directory, true);
+	}
+
+	public FileTargetAdapter(File directory, boolean isTextBased) {
+		super(new FileTarget());
+		if (isTextBased) {
+			this.setMessageMapper(new TextFileMapper(directory));
+		}
+		else {
+			this.setMessageMapper(new ByteArrayFileMapper(directory));
+		}
+	}
+
+
+	private static class FileTarget implements Target<File> {
+
+		public boolean send(File file) {
+			return file.exists();
+		}
+	}
+
+}

spring-integration-core/src/main/java/org/springframework/integration/bus/MessageBus.java

@@ -199,6 +199,9 @@ public class MessageBus implements ChannelRegistry, ApplicationContextAware, Lif
 			UnicastMessageDispatcher dispatcher = new UnicastMessageDispatcher(retriever, policy);
 			dispatcher.addExecutor(new MessageReceivingExecutor(adapter, policy.getConcurrency(), policy.getMaxConcurrency()));
 			this.addDispatcherTask(new DispatcherTask(dispatcher, policy));
+			if (logger.isInfoEnabled()) {
+				logger.info("registered target adapter '" + name + "'");
+			}
 		}
 	}