/*
 * MinIO Java SDK for Amazon S3 Compatible Cloud Storage, (C) 2015 MinIO, Inc.
 *
 * 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.
 */

import io.minio.ListObjectsArgs;
import io.minio.MinioClient;
import io.minio.Result;
import io.minio.errors.MinioException;
import io.minio.messages.Item;
import java.io.IOException;
import java.security.InvalidKeyException;
import java.security.NoSuchAlgorithmException;

public class ListObjects {
 /** MinioClient.listObjects() example. */
 public static void main(String[] args)
 throws IOException, NoSuchAlgorithmException, InvalidKeyException {
 try {
 /* play.min.io for test and development. */
 MinioClient minioClient =
 MinioClient.builder()
 .endpoint("https://play.min.io")
 .credentials("Q3AM3UQ867SPQQA43P2F", "zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG")
 .build();

 /* Amazon S3: */
 // MinioClient minioClient =
 // MinioClient.builder()
 // .endpoint("https://s3.amazonaws.com")
 // .credentials("YOUR-ACCESSKEY", "YOUR-SECRETACCESSKEY")
 // .build();

 {
 // Lists objects information.
 Iterable<Result<Item>> results =
 minioClient.listObjects(ListObjectsArgs.builder().bucket("my-bucketname").build());

 for (Result<Item> result : results) {
 Item item = result.get();
 System.out.println(item.lastModified() + "\t" + item.size() + "\t" + item.objectName());
 }
 }

 {
 // Lists objects information recursively.
 Iterable<Result<Item>> results =
 minioClient.listObjects(
 ListObjectsArgs.builder().bucket("my-bucketname").recursive(true).build());

 for (Result<Item> result : results) {
 Item item = result.get();
 System.out.println(item.lastModified() + "\t" + item.size() + "\t" + item.objectName());
 }
 }

 {
 // Lists maximum 100 objects information those names starts with 'E' and after
 // 'ExampleGuide.pdf'.
 Iterable<Result<Item>> results =
 minioClient.listObjects(
 ListObjectsArgs.builder()
 .bucket("my-bucketname")
 .startAfter("ExampleGuide.pdf")
 .prefix("E")
 .maxKeys(100)
 .build());

 for (Result<Item> result : results) {
 Item item = result.get();
 System.out.println(item.lastModified() + "\t" + item.size() + "\t" + item.objectName());
 }
 }

 {
 // Lists maximum 100 objects information with version those names starts with 'E' and after
 // 'ExampleGuide.pdf'.
 Iterable<Result<Item>> results =
 minioClient.listObjects(
 ListObjectsArgs.builder()
 .bucket("my-bucketname")
 .startAfter("ExampleGuide.pdf")
 .prefix("E")
 .maxKeys(100)
 .includeVersions(true)
 .build());

 for (Result<Item> result : results) {
 Item item = result.get();
 System.out.println(
 item.lastModified()
 + "\t"
 + item.size()
 + "\t"
 + item.objectName()
 + " ["
 + item.versionId()
 + "]");
 }
 }
 } catch (MinioException e) {
 System.out.println("Error occurred: " + e);
 }
 }
}