update examples

spring-cloud-alibaba-examples/oss-example/src/main/java/com/alibaba/cloud/examples/OssApplication.java

@@ -12,14 +12,17 @@ import org.springframework.boot.autoconfigure.SpringBootApplication;
 import org.springframework.context.annotation.Bean;
 
 /**
- * OSS Application
+ * OSS Application.
  *
  * @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
  */
 @SpringBootApplication
 public class OssApplication {
 
-	public static final String BUCKET_NAME = "spring-cloud-alibaba-test";
+	/**
+	 * Bucket Name of OSS Example.
+	 */
+	public static final String BUCKET_NAME = "spring-cloud-alibaba";
 
 	public static void main(String[] args) throws URISyntaxException {
 		SpringApplication.run(OssApplication.class, args);
@@ -31,6 +34,7 @@ public class OssApplication {
 	}
 
 	class AppRunner implements ApplicationRunner {
+
 		@Autowired
 		private OSS ossClient;
 
@@ -46,6 +50,7 @@ public class OssApplication {
 				System.exit(-1);
 			}
 		}
+
 	}
 
 }

spring-cloud-alibaba-examples/oss-example/src/main/java/com/alibaba/cloud/examples/OssController.java

@@ -1,5 +1,23 @@
+/*
+ * Copyright 2013-2018 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
+ *
+ *      https://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 com.alibaba.cloud.examples;
 
+import java.io.InputStream;
+import java.io.OutputStream;
 import java.nio.charset.Charset;
 
 import com.aliyun.oss.OSS;
@@ -10,12 +28,13 @@ import org.apache.commons.codec.CharEncoding;
 import org.springframework.beans.factory.annotation.Autowired;
 import org.springframework.beans.factory.annotation.Value;
 import org.springframework.core.io.Resource;
+import org.springframework.core.io.WritableResource;
 import org.springframework.util.StreamUtils;
 import org.springframework.web.bind.annotation.GetMapping;
 import org.springframework.web.bind.annotation.RestController;
 
 /**
- * OSS Controller
+ * OSS Controller.
  *
  * @author <a href="mailto:fangjian0423@gmail.com">Jim</a>
  */
@@ -25,8 +44,11 @@ public class OssController {
 	@Autowired
 	private OSS ossClient;
 
+	@Value("classpath:/oss-test.json")
+	private Resource localFile;
+
 	@Value("oss://" + OssApplication.BUCKET_NAME + "/oss-test.json")
-	private Resource file;
+	private Resource remoteFile;
 
 	@GetMapping("/upload")
 	public String upload() {
@@ -45,7 +67,7 @@ public class OssController {
 	public String fileResource() {
 		try {
 			return "get file resource success. content: " + StreamUtils.copyToString(
-					file.getInputStream(), Charset.forName(CharEncoding.UTF_8));
+					remoteFile.getInputStream(), Charset.forName(CharEncoding.UTF_8));
 		}
 		catch (Exception e) {
 			e.printStackTrace();
@@ -67,4 +89,20 @@ public class OssController {
 		}
 	}
 
+	@GetMapping("/upload2")
+	public String uploadWithOutputStream() {
+		try {
+			try (OutputStream outputStream = ((WritableResource) this.remoteFile)
+					.getOutputStream();
+					InputStream inputStream = localFile.getInputStream()) {
+				StreamUtils.copy(inputStream, outputStream);
+			}
+		}
+		catch (Exception ex) {
+			ex.printStackTrace();
+			return "upload with outputStream failed";
+		}
+		return "upload success";
+	}
+
 }