package org.kuali.common.devops.archive.sweep;
   
   import javax.validation.constraints.Min;
   
   import org.kuali.common.core.build.ValidatingBuilder;
   import org.kuali.common.core.validate.annotation.IdiotProofImmutable;
   
   /**
    * Models the S3 metadata required by S3FS
   */
  @IdiotProofImmutable
  public final class PathAttributes {
  
  	private final int gid;
  	private final int uid;
  	private final int mode;
  	@Min(0)
  	private final long mtime;
  
  	private PathAttributes(Builder builder) {
  		this.gid = builder.gid;
  		this.uid = builder.uid;
  		this.mode = builder.mode;
  		this.mtime = builder.mtime;
  	}
  
  	public static Builder builder() {
  		return new Builder();
  	}
  
  	public static class Builder extends ValidatingBuilder<PathAttributes> {
  
  		private int gid;
  		private int uid;
  		private int mode;
  		private long mtime = -1; // prevent builder().build(), force them to know enough about how to use this object to be able to at least set mtime
  
  		public Builder withGid(int gid) {
  			this.gid = gid;
  			return this;
  		}
  
  		public Builder withUid(int uid) {
  			this.uid = uid;
  			return this;
  		}
  
  		public Builder withMode(int mode) {
  			this.mode = mode;
  			return this;
  		}
  
  		public Builder withMtime(long mtime) {
  			this.mtime = mtime;
  			return this;
  		}
  
  		@Override
  		public PathAttributes build() {
  			return validate(new PathAttributes(this));
  		}
  	}
  
  	public int getGid() {
  		return gid;
  	}
  
  	public int getUid() {
  		return uid;
  	}
  
  	public int getMode() {
  		return mode;
  	}
  
  	public long getMtime() {
  		return mtime;
  	}
  
  }