redditComment.java

//Comment class

import java.util.List;
import java.util.Map;
import com.fasterxml.jackson.annotation.JsonProperty;

public class redditComment {

	@JsonProperty("data")
	private List<redditCommentData> data;
	
    public Object getdata() {
        return data;
    }

    public void setdata(List<redditCommentData> data) {
        this.data = data;
    }
    
	public String toString(){
		return "\n" + data; 
	}

}

redditCommentCreator.java

//commentCreator class
import java.io.IOException;
import java.net.URL;
import java.nio.file.Files;
import java.nio.file.Paths;
import java.util.List;

import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
import com.fasterxml.jackson.core.type.TypeReference;
import com.fasterxml.jackson.databind.DeserializationFeature;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;

public class redditCommentCreator {

	public static void main(String[] args) throws IOException {
		ObjectMapper mapper = new ObjectMapper();
        mapper.configure(DeserializationFeature.FAIL_ON_UNKNOWN_PROPERTIES, false);
        List<redditComment> comments = mapper.readValue(new URL("https://api.pushshift.io/reddit/search/comment?q=yang&subreddit=rwby&limit=3"), new TypeReference<List<redditComment>>() {});
        System.out.println(containers.size());
        for(redditComment comment : comments) {
            System.out.println("Container Id : " + comment.getdata());
        }
        

	}

}

redditCommentData.java

//CommentData class

import java.util.List;
import java.util.Map;
import com.fasterxml.jackson.annotation.JsonProperty;
public class redditCommentData {

		@JsonProperty("body")
		private String body;
		
		@JsonProperty("link_permalink")
		private String link_permalink;
		
		public String getBody(){
			return body;
		}
		public String getlink(){
			return link_permalink;
		}
		public void setBody(String body){
			this.body = body;
		}
		public void setlink(String link_permalink){
			this.link_permalink = link_permalink;
		}
		
	    
		public String toString(){
			return body + "\n" + link_permalink; 
		}


}