Examples with OSS com.aliyun.oss.OSS used on opensource projects

Example 11 with OSS

use of com.aliyun.oss.OSS in project aliyun-oss-java-sdk by aliyun.

the class DownloadSample method main.

public static void main(String[] args) throws IOException {
    OSS ossClient = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
    try {
        DownloadFileRequest downloadFileRequest = new DownloadFileRequest(bucketName, key);
        // Sets the local file to download to
        downloadFileRequest.setDownloadFile(downloadFile);
        // Sets the concurrent task thread count 5. By default it's 1.
        downloadFileRequest.setTaskNum(5);
        // Sets the part size, by default it's 100K.
        downloadFileRequest.setPartSize(1024 * 1024 * 1);
        // Enable checkpoint. By default it's false.
        downloadFileRequest.setEnableCheckpoint(true);
        DownloadFileResult downloadResult = ossClient.downloadFile(downloadFileRequest);
        ObjectMetadata objectMetadata = downloadResult.getObjectMetadata();
        System.out.println(objectMetadata.getETag());
        System.out.println(objectMetadata.getLastModified());
        System.out.println(objectMetadata.getUserMetadata().get("meta"));
    } catch (OSSException oe) {
        System.out.println("Caught an OSSException, which means your request made it to OSS, " + "but was rejected with an error response for some reason.");
        System.out.println("Error Message: " + oe.getErrorCode());
        System.out.println("Error Code:       " + oe.getErrorCode());
        System.out.println("Request ID:      " + oe.getRequestId());
        System.out.println("Host ID:           " + oe.getHostId());
    } catch (ClientException ce) {
        System.out.println("Caught an ClientException, which means the client encountered " + "a serious internal problem while trying to communicate with OSS, " + "such as not being able to access the network.");
        System.out.println("Error Message: " + ce.getMessage());
    } catch (Throwable e) {
        e.printStackTrace();
    } finally {
        ossClient.shutdown();
    }
}

Example 12 with OSS

use of com.aliyun.oss.OSS in project aliyun-oss-java-sdk by aliyun.

the class ListObjectsSample method main.

public static void main(String[] args) throws IOException {
    OSS client = new OSSClientBuilder().build(endpoint, accessKeyId, accessKeySecret);
    try {
        final String content = "Hello OSS";
        final String keyPrefix = "MyObjectKey";
        if (!client.doesBucketExist(bucketName)) {
            client.createBucket(bucketName);
        }
        // Prepare the environment---inserting 100 test files.
        List<String> keys = new ArrayList<String>();
        for (int i = 0; i < 100; i++) {
            String key = keyPrefix + i;
            InputStream instream = new ByteArrayInputStream(content.getBytes());
            client.putObject(bucketName, key, instream);
            keys.add(key);
        }
        System.out.println("Put " + keys.size() + " objects completed.");
        ObjectListing objectListing = null;
        String nextMarker = null;
        final int maxKeys = 30;
        List<OSSObjectSummary> sums = null;
        // use default parameter to list the files. By default up to 100 entries could be listed.
        System.out.println("Default paramters:");
        objectListing = client.listObjects(bucketName);
        sums = objectListing.getObjectSummaries();
        for (OSSObjectSummary s : sums) {
            System.out.println("\t" + s.getKey());
        }
        // Sets the max keys with 200 (the max value could be 1000).
        System.out.println("With max keys:");
        objectListing = client.listObjects(new ListObjectsRequest(bucketName).withMaxKeys(200));
        sums = objectListing.getObjectSummaries();
        for (OSSObjectSummary s : sums) {
            System.out.println("\t" + s.getKey());
        }
        // Gets the object with specified prefix. By default it returns up to 100 entries.
        System.out.println("With prefix:");
        objectListing = client.listObjects(new ListObjectsRequest(bucketName).withPrefix(keyPrefix));
        sums = objectListing.getObjectSummaries();
        for (OSSObjectSummary s : sums) {
            System.out.println("\t" + s.getKey());
        }
        // Gets the object with specified marker. By default it returns up to 100 entries.
        System.out.println("With marker: ");
        objectListing = client.listObjects(new ListObjectsRequest(bucketName).withMarker(keyPrefix + "11"));
        sums = objectListing.getObjectSummaries();
        for (OSSObjectSummary s : sums) {
            System.out.println("\t" + s.getKey());
        }
        // Gets all object by paging. Each page will have up to 100 entries.
        System.out.println("List all objects:");
        nextMarker = null;
        do {
            objectListing = client.listObjects(new ListObjectsRequest(bucketName).withMarker(nextMarker).withMaxKeys(maxKeys));
            sums = objectListing.getObjectSummaries();
            for (OSSObjectSummary s : sums) {
                System.out.println("\t" + s.getKey());
            }
            nextMarker = objectListing.getNextMarker();
        } while (objectListing.isTruncated());
        // Gets all object with specified prefix by paging. Each page will have up to 100 entries.
        System.out.println("List all objects after marker:");
        nextMarker = keyPrefix + "11";
        do {
            objectListing = client.listObjects(new ListObjectsRequest(bucketName).withMarker(nextMarker).withMaxKeys(maxKeys));
            sums = objectListing.getObjectSummaries();
            for (OSSObjectSummary s : sums) {
                System.out.println("\t" + s.getKey());
            }
            nextMarker = objectListing.getNextMarker();
        } while (objectListing.isTruncated());
        // Gets all object with specified marker by paging. Each page will have up to 100 entries.
        System.out.println("List all objects with prefix:");
        nextMarker = null;
        do {
            objectListing = client.listObjects(new ListObjectsRequest(bucketName).withPrefix(keyPrefix + "1").withMarker(nextMarker).withMaxKeys(maxKeys));
            sums = objectListing.getObjectSummaries();
            for (OSSObjectSummary s : sums) {
                System.out.println("\t" + s.getKey());
            }
            nextMarker = objectListing.getNextMarker();
        } while (objectListing.isTruncated());
        // Clean up the environment----deleting the test files.
        System.out.println("Deleting all objects:");
        DeleteObjectsResult deleteObjectsResult = client.deleteObjects(new DeleteObjectsRequest(bucketName).withKeys(keys));
        List<String> deletedObjects = deleteObjectsResult.getDeletedObjects();
        for (String object : deletedObjects) {
            System.out.println("\t" + object);
        }
    } catch (OSSException oe) {
        System.out.println("Caught an OSSException, which means your request made it to OSS, " + "but was rejected with an error response for some reason.");
        System.out.println("Error Message: " + oe.getErrorCode());
        System.out.println("Error Code:       " + oe.getErrorCode());
        System.out.println("Request ID:      " + oe.getRequestId());
        System.out.println("Host ID:           " + oe.getHostId());
    } catch (ClientException ce) {
        System.out.println("Caught an ClientException, which means the client encountered " + "a serious internal problem while trying to communicate with OSS, " + "such as not being able to access the network.");
        System.out.println("Error Message: " + ce.getMessage());
    } finally {
        /*
             * Do not forget to shut down the client finally to release all allocated resources.
             */
        client.shutdown();
    }
}

Example 13 with OSS

use of com.aliyun.oss.OSS in project aliyun-oss-java-sdk by aliyun.

the class RequestTimeoutTest method testMultiOssClientIndependent.

/**
 * Multiple OSSClient instances test.
 * Each instance should work independently without being impacted by other instances.
 * So one timeout instance should not make other instances timeout.
 */
@Test
public void testMultiOssClientIndependent() throws Exception {
    String key = "test-multi-client-independent";
    try {
        ClientBuilderConfiguration config = new ClientBuilderConfiguration();
        config.setRequestTimeout(1);
        config.setRequestTimeoutEnabled(true);
        config.setMaxConnections(1);
        OSS client = new OSSClientBuilder().build(endpoint, accessId, accessKey, config);
        Thread[] threads = new Thread[10];
        for (int i = 0; i < 10; i++) {
            if (i % 2 == 0) {
                threads[i] = new TimeoutOperationThread(client, key + i);
            } else {
                threads[i] = new OperationThread(key + i);
            }
        }
        for (int i = 0; i < 10; i++) {
            threads[i].start();
        }
        for (int i = 0; i < 10; i++) {
            threads[i].join();
        }
    } catch (Exception e) {
        e.printStackTrace();
        Assert.fail(e.getMessage());
    }
}

Example 14 with OSS

use of com.aliyun.oss.OSS in project aliyun-oss-java-sdk by aliyun.

the class RequestTimeoutTest method testExitNormalAfterTimeout.

/**
 * Testing grace exist after connection timeout
 */
@Test
public void testExitNormalAfterTimeout() throws Exception {
    String key = "test-exit-after-timeout";
    ClientBuilderConfiguration config = new ClientBuilderConfiguration();
    config.setRequestTimeout(requestTimeout);
    config.setRequestTimeoutEnabled(true);
    config.setMaxConnections(1);
    OSS client = new OSSClientBuilder().build(endpoint, accessId, accessKey, config);
    try {
        client.putObject(bucketName, key, TestUtils.genFixedLengthInputStream(1024 * 10));
        Assert.fail("Put object should not be successful");
    } catch (ClientException e) {
        Assert.assertEquals(OSSErrorCode.REQUEST_TIMEOUT, e.getErrorCode());
    }
}

Example 15 with OSS

use of com.aliyun.oss.OSS in project aliyun-oss-java-sdk by aliyun.

the class CnameTest method testCnameExcludeList.

@Test
@SuppressWarnings("unused")
public void testCnameExcludeList() {
    ClientBuilderConfiguration cc = new ClientBuilderConfiguration();
    // Defalut CNAME Exclude List: [aliyuncs.com, aliyun-inc.com, aliyun.com]
    List<String> currentExcludeList = cc.getCnameExcludeList();
    Assert.assertEquals(currentExcludeList.size(), 3);
    Assert.assertTrue(currentExcludeList.contains("aliyuncs.com"));
    Assert.assertTrue(currentExcludeList.contains("aliyun-inc.com"));
    Assert.assertTrue(currentExcludeList.contains("aliyun.com"));
    List<String> cnameExcludeList = new ArrayList<String>();
    String excludeItem = "http://oss-cn-hangzhou.aliyuncs.gd";
    // Add your customized host name here
    cnameExcludeList.add(excludeItem);
    cc.setCnameExcludeList(cnameExcludeList);
    currentExcludeList = cc.getCnameExcludeList();
    Assert.assertEquals(currentExcludeList.size(), 4);
    Assert.assertTrue(currentExcludeList.contains(excludeItem));
    Assert.assertTrue(currentExcludeList.contains("aliyuncs.com"));
    Assert.assertTrue(currentExcludeList.contains("aliyun-inc.com"));
    Assert.assertTrue(currentExcludeList.contains("aliyun.com"));
    OSS client = new OSSClientBuilder().build(OSS_TEST_ENDPOINT, OSS_TEST_ACCESS_KEY_ID, OSS_TEST_ACCESS_KEY_SECRET, cc);
// Do some operations with client here...
}