Issue.java

package issueData;

import org.apache.commons.codec.digest.DigestUtils;

import java.util.ArrayList;
import java.util.List;
import java.util.Objects;

public class Issue {

    private String title;
    private String description;
    private String creator;
    private String originalHash;
    private List<Comment> comments;
    private boolean status;
    private long creationTime;
    private long edited;

    public Issue(String title, String description) {
        this.title = title;
        this.description = description;
        this.status = true;
        long time = System.currentTimeMillis();
        this.creationTime = time + 1; //Lamport timestamps
        this.edited = time + 1;
        this.originalHash = DigestUtils.sha256Hex(title + description + creationTime);
        this.comments = new ArrayList<>();
    }

    public Issue() {
        comments = new ArrayList<>();
    }

    private void edited() {
        edited = System.currentTimeMillis();
    }

    public long getCreationTime() {
        return creationTime;
    }

    public void setCreationTime(long creationTime) {
        this.creationTime = creationTime;
    }

    public String getTitle() {
        return this.title;
    }

    public void setTitle(String title) {
        this.title = title;
    }

    public String getOriginalHash() {
        return originalHash;
    }

    public void setOriginalHash(String originalHash) {
        this.originalHash = originalHash;
    }

    public void addComment(Comment comment) {
        comments.add(comment);
    }

    public List<Comment> getComments() {
        return comments;
    }

    public long getEdited() {
        return edited;
    }

    public void setEdited(long edited) {
        this.edited = edited;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public String getCreator() {
        return creator;
    }

    public void setCreator(String creator) {
        this.creator = creator;
    }

    public boolean isopen() {
        return status;
    }

    public void setStatus(boolean status) {
        this.status = status;
    }

    public void write() {
        IssueWriter writer = new IssueWriter(this);
        writer.write();
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) return true;
        if (o == null || getClass() != o.getClass()) return false;
        Issue issue = (Issue) o;
        return creationTime == issue.creationTime &&
                Objects.equals(title, issue.title) &&
                Objects.equals(description, issue.description) &&
                Objects.equals(creator, issue.creator) &&
                Objects.equals(originalHash, issue.originalHash);
    }

    @Override
    public int hashCode() {
        return Objects.hash(title, description, creator, originalHash, creationTime);
    }

    @Override
    public String toString() {
        return "Hash: " + originalHash + " Title: " + title;
    }

}