// Path: src/main/java/com/tango/BucketSyncer/ObjectSummaries/ObjectSummary.java
// public interface ObjectSummary {
//     public String getKey();
// 
//     public long getSize();
// 
//     public Date getLastModified();
// 
//     public String getETag();
// }
// 
// Path: src/main/java/com/tango/BucketSyncer/ObjectSummaries/S3_ObjectSummary.java
// public class S3_ObjectSummary implements ObjectSummary {
//     S3ObjectSummary s3ObjectSummary;
// 
//     public S3_ObjectSummary(S3ObjectSummary s3ObjectSummary) {
//         this.s3ObjectSummary = s3ObjectSummary;
//     }
// 
//     @Override
//     public String getKey() {
//         return s3ObjectSummary.getKey();
//     }
// 
//     @Override
//     public long getSize() {
//         return s3ObjectSummary.getSize();
//     }
// 
//     @Override
//     public Date getLastModified() {
//         return s3ObjectSummary.getLastModified();
//     }
// 
//     @Override
//     public String getETag() {
//         return s3ObjectSummary.getETag();
//     }
// }


import com.amazonaws.services.s3.AmazonS3Client;
import com.amazonaws.services.s3.model.AmazonS3Exception;
import com.amazonaws.services.s3.model.ListObjectsRequest;
import com.amazonaws.services.s3.model.ObjectListing;
import com.amazonaws.services.s3.model.S3ObjectSummary;
import com.tango.BucketSyncer.*;
import com.tango.BucketSyncer.ObjectSummaries.ObjectSummary;
import com.tango.BucketSyncer.ObjectSummaries.S3_ObjectSummary;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpStatus;
import java.util.ArrayList;
import java.util.List;
            }
            if (Sleep.sleep(50)) {
                log.info("s3GetNextBatch: interrupted while waiting for next try");
                break;
            }
        }
        if(next != null){
            return next;
        }else {
            throw new IllegalStateException(String.format("Too many errors trying to list objects (maxRetries= %d)", maxRetries));
        }

    }

    private int getSize() {
        synchronized (summaries) {
            return summaries.size();
        }
    }

    private List<S3ObjectSummary> getNextBatchOfS3ObjectSummary() {
        List<S3ObjectSummary> copy;
        synchronized (summaries) {
            copy = new ArrayList<S3ObjectSummary>(summaries);
            summaries.clear();
        }
        return copy;
    }


// Path: src/main/java/com/tango/BucketSyncer/ObjectSummaries/ObjectSummary.java
// public interface ObjectSummary {
//     public String getKey();
// 
//     public long getSize();
// 
//     public Date getLastModified();
// 
//     public String getETag();
// }
// 
// Path: src/main/java/com/tango/BucketSyncer/ObjectSummaries/S3_ObjectSummary.java
// public class S3_ObjectSummary implements ObjectSummary {
//     S3ObjectSummary s3ObjectSummary;
// 
//     public S3_ObjectSummary(S3ObjectSummary s3ObjectSummary) {
//         this.s3ObjectSummary = s3ObjectSummary;
//     }
// 
//     @Override
//     public String getKey() {
//         return s3ObjectSummary.getKey();
//     }
// 
//     @Override
//     public long getSize() {
//         return s3ObjectSummary.getSize();
//     }
// 
//     @Override
//     public Date getLastModified() {
//         return s3ObjectSummary.getLastModified();
//     }
// 
//     @Override
//     public String getETag() {
//         return s3ObjectSummary.getETag();
//     }
// }


// Path: src/main/java/com/tango/BucketSyncer/KeyListers/S3KeyLister.java
import com.amazonaws.services.s3.AmazonS3Client;
import com.amazonaws.services.s3.model.AmazonS3Exception;
import com.amazonaws.services.s3.model.ListObjectsRequest;
import com.amazonaws.services.s3.model.ObjectListing;
import com.amazonaws.services.s3.model.S3ObjectSummary;
import com.tango.BucketSyncer.*;
import com.tango.BucketSyncer.ObjectSummaries.ObjectSummary;
import com.tango.BucketSyncer.ObjectSummaries.S3_ObjectSummary;
import lombok.extern.slf4j.Slf4j;
import org.apache.http.HttpStatus;
import java.util.ArrayList;
import java.util.List;

            }
            if (Sleep.sleep(50)) {
                log.info("s3GetNextBatch: interrupted while waiting for next try");
                break;
            }
        }
        if(next != null){
            return next;
        }else {
            throw new IllegalStateException(String.format("Too many errors trying to list objects (maxRetries= %d)", maxRetries));
        }

    }

    private int getSize() {
        synchronized (summaries) {
            return summaries.size();
        }
    }

    private List<S3ObjectSummary> getNextBatchOfS3ObjectSummary() {
        List<S3ObjectSummary> copy;
        synchronized (summaries) {
            copy = new ArrayList<S3ObjectSummary>(summaries);
            summaries.clear();
        }
        return copy;
    }


    public List<ObjectSummary> getNextBatch() {