Generate question bank domain model from JDL

src/main/java/com/example/questionbank/domain/Question.java

@@ -0,0 +1,176 @@
+package com.example.questionbank.domain;
+
+import com.fasterxml.jackson.annotation.JsonIgnoreProperties;
+import jakarta.persistence.*;
+import jakarta.validation.constraints.*;
+import java.io.Serial;
+import java.io.Serializable;
+import java.util.HashSet;
+import java.util.Set;
+
+/**
+ * A Question.
+ */
+@Entity
+@Table(name = "question")
+@SuppressWarnings("common-java:DuplicatedBlocks")
+public class Question implements Serializable {
+
+    @Serial
+    private static final long serialVersionUID = 1L;
+
+    @Id
+    @GeneratedValue(strategy = GenerationType.SEQUENCE, generator = "sequenceGenerator")
+    @SequenceGenerator(name = "sequenceGenerator")
+    @Column(name = "id")
+    private Long id;
+
+    @NotNull
+    @Size(min = 5, max = 2000)
+    @Column(name = "prompt", length = 2000, nullable = false)
+    private String prompt;
+
+    @Size(max = 2000)
+    @Column(name = "explanation", length = 2000)
+    private String explanation;
+
+    @NotNull
+    @Column(name = "active", nullable = false)
+    private Boolean active;
+
+    @OneToMany(fetch = FetchType.LAZY, mappedBy = "question")
+    @JsonIgnoreProperties(value = { "question" }, allowSetters = true)
+    private Set<Choice> choices = new HashSet<>();
+
+    @ManyToOne(optional = false)
+    @NotNull
+    private Subject subject;
+
+    // jhipster-needle-entity-add-field - JHipster will add fields here
+
+    public Long getId() {
+        return this.id;
+    }
+
+    public Question id(Long id) {
+        this.setId(id);
+        return this;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getPrompt() {
+        return this.prompt;
+    }
+
+    public Question prompt(String prompt) {
+        this.setPrompt(prompt);
+        return this;
+    }
+
+    public void setPrompt(String prompt) {
+        this.prompt = prompt;
+    }
+
+    public String getExplanation() {
+        return this.explanation;
+    }
+
+    public Question explanation(String explanation) {
+        this.setExplanation(explanation);
+        return this;
+    }
+
+    public void setExplanation(String explanation) {
+        this.explanation = explanation;
+    }
+
+    public Boolean getActive() {
+        return this.active;
+    }
+
+    public Question active(Boolean active) {
+        this.setActive(active);
+        return this;
+    }
+
+    public void setActive(Boolean active) {
+        this.active = active;
+    }
+
+    public Set<Choice> getChoices() {
+        return this.choices;
+    }
+
+    public void setChoices(Set<Choice> choices) {
+        if (this.choices != null) {
+            this.choices.forEach(i -> i.setQuestion(null));
+        }
+        if (choices != null) {
+            choices.forEach(i -> i.setQuestion(this));
+        }
+        this.choices = choices;
+    }
+
+    public Question choices(Set<Choice> choices) {
+        this.setChoices(choices);
+        return this;
+    }
+
+    public Question addChoice(Choice choice) {
+        this.choices.add(choice);
+        choice.setQuestion(this);
+        return this;
+    }
+
+    public Question removeChoice(Choice choice) {
+        this.choices.remove(choice);
+        choice.setQuestion(null);
+        return this;
+    }
+
+    public Subject getSubject() {
+        return this.subject;
+    }
+
+    public void setSubject(Subject subject) {
+        this.subject = subject;
+    }
+
+    public Question subject(Subject subject) {
+        this.setSubject(subject);
+        return this;
+    }
+
+    // jhipster-needle-entity-add-getters-setters - JHipster will add getters and setters here
+
+    @Override
+    public boolean equals(Object o) {
+        if (this == o) {
+            return true;
+        }
+        if (!(o instanceof Question)) {
+            return false;
+        }
+        return getId() != null && getId().equals(((Question) o).getId());
+    }
+
+    @Override
+    public int hashCode() {
+        // see https://vladmihalcea.com/how-to-implement-equals-and-hashcode-using-the-jpa-entity-identifier/
+        return getClass().hashCode();
+    }
+
+    // prettier-ignore
+    @Override
+    public String toString() {
+        return "Question{" +
+            "id=" + getId() +
+            ", prompt='" + getPrompt() + "'" +
+            ", explanation='" + getExplanation() + "'" +
+            ", active='" + getActive() + "'" +
+            "}";
+    }
+}