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PresignedPostPolicy.java
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60 lines (53 loc) · 2.48 KB
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/*
* 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 java.io.IOException;
import java.util.Map;
import java.security.NoSuchAlgorithmException;
import java.security.InvalidKeyException;
import org.xmlpull.v1.XmlPullParserException;
import org.joda.time.DateTime;
import io.minio.MinioClient;
import io.minio.PostPolicy;
import io.minio.errors.MinioException;
public class PresignedPostPolicy {
/**
* MinioClient.presignedPostPolicy() example.
*/
public static void main(String[] args)
throws IOException, NoSuchAlgorithmException, InvalidKeyException, XmlPullParserException {
try {
/* play.min.io for test and development. */
MinioClient minioClient = new MinioClient("https://play.min.io:9000", "Q3AM3UQ867SPQQA43P2F",
"zuf+tfteSlswRu7BJ86wekitnifILbZam1KYY3TG");
/* Amazon S3: */
// MinioClient minioClient = new MinioClient("https://s3.amazonaws.com", "YOUR-ACCESSKEYID",
// "YOUR-SECRETACCESSKEY");
// Create new PostPolicy object for 'my-bucketname', 'my-objectname' and 7 days expire time from now.
PostPolicy policy = new PostPolicy("my-bucketname", "my-objectname", DateTime.now().plusDays(7));
// 'my-objectname' should be 'image/png' content type
policy.setContentType("image/png");
Map<String,String> formData = minioClient.presignedPostPolicy(policy);
// Print a curl command that can be executable with the file /tmp/userpic.png and the file will be uploaded.
System.out.print("curl -X POST ");
for (Map.Entry<String,String> entry : formData.entrySet()) {
System.out.print(" -F " + entry.getKey() + "=" + entry.getValue());
}
System.out.println(" -F file=@/tmp/userpic.png https://play.min.io:9000/my-bucketname");
} catch (MinioException e) {
System.out.println("Error occurred: " + e);
}
}
}