Example usage for com.amazonaws.services.s3 AmazonS3 listObjects

Introduction

In this page you can find the example usage for com.amazonaws.services.s3 AmazonS3 listObjects.

Prototype

public ObjectListing listObjects(String bucketName, String prefix)
        throws SdkClientException, AmazonServiceException;

Source Link

Document

Returns a list of summary information about the objects in the specified bucket.

Usage

From source file:org.serginho.awss3conn.Connection.java

public List<S3ObjectSummary> getFileList() {
    AmazonS3 s3Client = getS3Client();

    ObjectListing objects = s3Client.listObjects(this.amazonBucket, this.key);

    List<S3ObjectSummary> fileList = new ArrayList<S3ObjectSummary>();

    do {//from   w  w  w.j a  va2  s.  com
        for (S3ObjectSummary objectSummary : objects.getObjectSummaries()) {
            if (objectSummary.getSize() != 0) // We don't need to display the root "key" (folder)
                fileList.add(objectSummary);
        }
        objects = s3Client.listNextBatchOfObjects(objects);
    } while (objects.isTruncated());

    return fileList;
}

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From source file:org.springframework.aws.ivy.S3Resource.java

License:Apache License

public S3Resource(AmazonS3 service, String uri) {
    this.service = service;
    this.uri = uri;
    ObjectListing objects = service.listObjects(S3Utils.getBucket(uri), S3Utils.getKey(uri));
    if (objects.getObjectSummaries().size() == 0) {
        summary = null;//  w  w w. j  a v a2  s. co  m
    } else {
        summary = objects.getObjectSummaries().get(0);
    }
}

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From source file:org.xmlsh.aws.gradle.s3.AmazonS3DeleteAllFilesTask.java

License:BSD License

@TaskAction
public void delete() {
    // to enable conventionMappings feature
    String bucketName = getBucketName();
    String prefix = getPrefix();//w ww. ja v  a2  s  .  c  om

    if (bucketName == null)
        throw new GradleException("bucketName is not specified");

    AmazonS3PluginExtension ext = getProject().getExtensions().getByType(AmazonS3PluginExtension.class);
    AmazonS3 s3 = ext.getClient();

    if (prefix.startsWith("/")) {
        prefix = prefix.substring(1);
    }

    getLogger().info("Delete s3://{}/{}*", bucketName, prefix);

    List<S3ObjectSummary> objectSummaries;
    while ((objectSummaries = s3.listObjects(bucketName, prefix).getObjectSummaries()).isEmpty() == false) {
        objectSummaries.forEach(os -> {
            getLogger().info("  Deleting... s3://{}/{}", bucketName, os.getKey());
            s3.deleteObject(bucketName, os.getKey());
        });
    }
}

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