Java tutorial
/** * This program is free software: you can redistribute it and/or modify it under * the terms of the GNU General Public License as published by the Free Software * Foundation, either version 3 of the License, or (at your option) any later * version. * * This program is distributed in the hope that it will be useful, but WITHOUT * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS * FOR A PARTICULAR PURPOSE. See the GNU General Public License for more * details. * * You should have received a copy of the GNU General Public License along with * this program. If not, see <http://www.gnu.org/licenses/>. * */ package cloudExplorer; import com.amazonaws.AmazonServiceException; import com.amazonaws.ClientConfiguration; import com.amazonaws.HttpMethod; import com.amazonaws.auth.AWSCredentials; import com.amazonaws.auth.BasicAWSCredentials; import com.amazonaws.services.s3.AmazonS3; import com.amazonaws.services.s3.AmazonS3Client; import com.amazonaws.services.s3.model.AccessControlList; import com.amazonaws.services.s3.model.BucketWebsiteConfiguration; import com.amazonaws.services.s3.model.CannedAccessControlList; import com.amazonaws.services.s3.model.CanonicalGrantee; import com.amazonaws.services.s3.model.GeneratePresignedUrlRequest; import com.amazonaws.services.s3.model.Grant; import com.amazonaws.services.s3.model.Permission; import java.awt.Toolkit; import java.awt.datatransfer.Clipboard; import java.awt.datatransfer.StringSelection; import java.net.URL; import java.util.ArrayList; import java.util.Collection; public class Acl { NewJFrame mainFrame; void setAccess(String id, int what, String access_key, String secret_key, String endpoint, String bucket) { try { Collection<Grant> grantCollection = new ArrayList<Grant>(); AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); AccessControlList bucketAcl = s3Client.getBucketAcl(bucket); Grant grant = null; if (what == 0) { grant = new Grant(new CanonicalGrantee(id), Permission.Read); grantCollection.add(grant); } if (what == 1) { grant = new Grant(new CanonicalGrantee(id), Permission.FullControl); grantCollection.add(grant); } if (what == 3) { bucketAcl.getGrants().clear(); } bucketAcl.getGrants().addAll(grantCollection); s3Client.setBucketAcl(bucket, bucketAcl); } catch (AmazonServiceException ase) { NewJFrame.jTextArea1.append("\n\nError: " + ase.getErrorMessage()); } } void setACLpublic(String object, String access_key, String secret_key, String endpoint, String bucket) { try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); s3Client.setObjectAcl(bucket, object, CannedAccessControlList.PublicRead); } catch (Exception setACLpublic) { mainFrame.jTextArea1.append("\nException occurred in ACL"); } } void setACLprivate(String object, String access_key, String secret_key, String endpoint, String bucket) { try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); s3Client.setObjectAcl(bucket, object, CannedAccessControlList.Private); } catch (Exception setACLprivate) { mainFrame.jTextArea1.append("\nException occurred in setACLprivate"); } } String viewACL(String object, String access_key, String secret_key, String endpoint, String bucket) { String message = null; try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); message = s3Client.getObjectAcl(bucket, object).toString(); } catch (Exception viewACL) { mainFrame.jTextArea1.append("\nException occurred in viewACL"); } return object + ": " + message; } void setBUCKETwebsite(String object, String access_key, String secret_key, String endpoint, String bucket) { try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); BucketWebsiteConfiguration bucketWebsiteConfiguration = s3Client.getBucketWebsiteConfiguration(bucket); s3Client.setBucketAcl(bucket, CannedAccessControlList.PublicRead); s3Client.setBucketWebsiteConfiguration(bucket, new BucketWebsiteConfiguration("index.html", "error.html")); } catch (Exception setACLpublic) { mainFrame.jTextArea1.append("\nException occurred in ACL"); } } void removeBUCKETwebsite(String object, String access_key, String secret_key, String endpoint, String bucket) { try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); s3Client.deleteBucketWebsiteConfiguration(bucket); } catch (Exception removeBUCKETwebsite) { mainFrame.jTextArea1.append("\nException occurred in ACL"); } } String setACLurl(String object, String access_key, String secret_key, String endpoint, String bucket) { String URL = null; try { AWSCredentials credentials = new BasicAWSCredentials(access_key, secret_key); AmazonS3 s3Client = new AmazonS3Client(credentials, new ClientConfiguration().withSignerOverride("S3SignerType")); s3Client.setEndpoint(endpoint); java.util.Date expiration = new java.util.Date(); long milliSeconds = expiration.getTime(); milliSeconds += 1000 * 60 * 1000; // Add 1 hour. expiration.setTime(milliSeconds); GeneratePresignedUrlRequest generatePresignedUrlRequest = new GeneratePresignedUrlRequest(bucket, object); generatePresignedUrlRequest.setMethod(HttpMethod.GET); generatePresignedUrlRequest.setExpiration(expiration); URL url = s3Client.generatePresignedUrl(generatePresignedUrlRequest); URL = ("Pre-Signed URL = " + url.toString()); StringSelection stringSelection = new StringSelection(url.toString()); Clipboard clpbrd = Toolkit.getDefaultToolkit().getSystemClipboard(); clpbrd.setContents(stringSelection, null); } catch (Exception setACLpublic) { mainFrame.jTextArea1.append("\nException occured in ACL"); } return URL; } }