Added three getIssues() methods with all optionals in Issues Api. (#246)

src/main/java/org/gitlab4j/api/Constants.java

@@ -86,6 +86,29 @@ public interface Constants {
         }
     }
 
+    /** Enum to use for ordering the results of getIssues(). */
+    public enum IssueOrderBy {
+
+        CREATED_AT, UPDATED_AT;
+
+        private static JacksonJsonEnumHelper<IssueOrderBy> enumHelper = new JacksonJsonEnumHelper<>(IssueOrderBy.class);
+
+        @JsonCreator
+        public static IssueOrderBy forValue(String value) {
+            return enumHelper.forValue(value);
+        }
+
+        @JsonValue
+        public String toValue() {
+            return (enumHelper.toString(this));
+        }
+
+        @Override
+        public String toString() {
+            return (enumHelper.toString(this));
+        }
+    }
+
     /** Enum to use for ordering the results of getProjects(). */
     public enum ProjectOrderBy {
 

src/main/java/org/gitlab4j/api/IssuesApi.java

@@ -33,6 +33,7 @@ import javax.ws.rs.core.Response;
 import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.Duration;
 import org.gitlab4j.api.models.Issue;
+import org.gitlab4j.api.models.IssueFilter;
 import org.gitlab4j.api.models.TimeStats;
 import org.gitlab4j.api.utils.DurationUtils;
 
@@ -128,6 +129,107 @@ public class IssuesApi extends AbstractApi implements Constants {
         return (new Pager<Issue>(this, Issue.class, itemsPerPage, null, "projects", projectId, "issues"));
     }
 
+    /**
+     * Get a list of project's issues. Only returns the first page with default 100 items.
+     *
+     * GET /projects/:id/issues
+     *
+     * @param projectIdOrPath The ID or URL-encoded path of the project owned by the authenticated user.
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public List<Issue> getIssues(Object projectIdOrPath, IssueFilter filter) throws GitLabApiException {
+        return (getIssues(projectIdOrPath, filter, 1, getDefaultPerPage()));
+    }
+
+    /**
+     * Get a list of project's issues.
+     *
+     * GET /projects/:id/issues
+     *
+     * @param projectIdOrPath The ID or URL-encoded path of the project owned by the authenticated user.
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings.
+     * @param page the page to get.
+     * @param perPage the number of projects per page.
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public List<Issue> getIssues(Object projectIdOrPath, IssueFilter filter, int page, int perPage) throws GitLabApiException {
+
+        GitLabApiForm formData = filter.getQueryParams(page, perPage);
+        Response response = get(Response.Status.OK, formData.asMap(), "projects", getProjectIdOrPath(projectIdOrPath), "issues");
+        return (response.readEntity(new GenericType<List<Issue>>() {}));
+    }
+
+    /**
+     * Get a list of project's issues.
+     *
+     * GET /projects/:id/issues
+     *
+     * @param projectIdOrPath The ID or URL-encoded path of the project owned by the authenticated user.
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings.
+     * @param itemsPerPage the number of Project instances that will be fetched per page.
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public Pager<Issue> getIssues(Object projectIdOrPath, IssueFilter filter, int itemsPerPage) throws GitLabApiException {
+
+        GitLabApiForm formData = filter.getQueryParams();
+        return (new Pager<Issue>(this, Issue.class, itemsPerPage, formData.asMap(), "projects", getProjectIdOrPath(projectIdOrPath), "issues"));
+    }
+
+    /**
+     * Get all issues the authenticated user has access to.
+     * By default it returns only issues created by the current user.
+     * Only returns the first page with default 100 items.
+     *
+     * GET /issues
+     *
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public List<Issue> getIssues(IssueFilter filter) throws GitLabApiException {
+        return (getIssues(filter, 1, getDefaultPerPage()));
+    }
+
+    /**
+     * Get all issues the authenticated user has access to.
+     * By default it returns only issues created by the current user.
+     *
+     * GET /issues
+     *
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings.
+     * @param page the page to get.
+     * @param perPage the number of projects per page.
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public List<Issue> getIssues(IssueFilter filter, int page, int perPage) throws GitLabApiException {
+
+        GitLabApiForm formData = filter.getQueryParams(page, perPage);
+        Response response = get(Response.Status.OK, formData.asMap(), "issues");
+        return (response.readEntity(new GenericType<List<Issue>>() {}));
+    }
+
+    /**
+     * Get all issues the authenticated user has access to.
+     * By default it returns only issues created by the current user.
+     *
+     * GET /issues
+     *
+     * @param filter {@link IssueFilter} a IssueFilter instance with the filter settings.
+     * @param itemsPerPage the number of Project instances that will be fetched per page.
+     * @return the list of issues in the specified range.
+     * @throws GitLabApiException
+     */
+    public Pager<Issue> getIssues(IssueFilter filter, int itemsPerPage) throws GitLabApiException {
+
+        GitLabApiForm formData = filter.getQueryParams();
+        return (new Pager<Issue>(this, Issue.class, itemsPerPage, formData.asMap(),  "issues"));
+    }
+
     /**
      * Get a single project issue.
      *

src/main/java/org/gitlab4j/api/models/IssueFilter.java

+package org.gitlab4j.api.models;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+import java.util.Date;
+import java.util.List;
+import org.gitlab4j.api.Constants;
+import org.gitlab4j.api.Constants.IssueOrderBy;
+import org.gitlab4j.api.Constants.IssueScope;
+import org.gitlab4j.api.Constants.IssueState;
+import org.gitlab4j.api.Constants.SortOrder;
+import org.gitlab4j.api.GitLabApiForm;
+import org.gitlab4j.api.utils.ISO8601;
+
+/**
+ * Created by zhengrenjie on 2018/09/11 12:31
+ *
+ *  This class is used to filter issues when getting lists of them.
+ */
+public class IssueFilter {
+
+    /**
+     * Return only the milestone having the given iid.
+     */
+    private List<String> iids;
+
+    /**
+     * {@link org.gitlab4j.api.Constants.IssueState} Return all issues or just those that are opened or closed.
+     */
+    private IssueState state;
+
+    /**
+     * Comma-separated list of label names, issues must have all labels to be returned. No+Label lists all issues with no labels.
+     */
+    private List<String> labels;
+
+    /**
+     * The milestone title. No+Milestone lists all issues with no milestone.
+     */
+    private String milestone;
+
+    /**
+     * {@link org.gitlab4j.api.Constants.IssueScope} Return issues for the given scope: created_by_me, assigned_to_me or all. For versions before 11.0, use the now deprecated created-by-me or assigned-to-me scopes instead.
+     */
+    private IssueScope scope;
+
+    /**
+     * Return issues created by the given user id.
+     */
+    private Integer authorId;
+
+    /**
+     * Return issues assigned to the given user id.
+     */
+    private Integer assigneeId;
+
+    /**
+     * Return issues reacted by the authenticated user by the given emoji.
+     */
+    private String myReactionEmoji;
+
+    /**
+     * {@link org.gitlab4j.api.Constants.IssueOrderBy} Return issues ordered by created_at or updated_at fields. Default is created_at.
+     */
+    private IssueOrderBy orderBy;
+
+    /**
+     * {@link org.gitlab4j.api.Constants.SortOrder} Return issues sorted in asc or desc order. Default is desc.
+     */
+    private SortOrder sort;
+
+    /**
+     * Search project issues against their title and description.
+     */
+    private String search;
+
+    /**
+     * Return issues created on or after the given time.
+     */
+    private Date createdAfter;
+
+    /**
+     * Return issues created on or before the given time.
+     */
+    private Date createdBefore;
+
+    /**
+     * Return issues updated on or after the given time.
+     */
+    private Date updatedAfter;
+
+    /**
+     * Return issues updated on or before the given time.
+     */
+    private Date updatedBefore;
+
+
+    /*- properties -*/
+    public List<String> getIids() {
+        return iids;
+    }
+
+    public void setIids(List<String> iids) {
+        this.iids = iids;
+    }
+
+    public IssueState getState() {
+        return state;
+    }
+
+    public void setState(IssueState state) {
+        this.state = state;
+    }
+
+    public List<String> getLabels() {
+        return labels;
+    }
+
+    public void setLabels(List<String> labels) {
+        this.labels = labels;
+    }
+
+    public String getMilestone() {
+        return milestone;
+    }
+
+    public void setMilestone(String milestone) {
+        this.milestone = milestone;
+    }
+
+    public IssueScope getScope() {
+        return scope;
+    }
+
+    public void setScope(IssueScope scope) {
+        this.scope = scope;
+    }
+
+    public Integer getAuthorId() {
+        return authorId;
+    }
+
+    public void setAuthorId(Integer authorId) {
+        this.authorId = authorId;
+    }
+
+    public Integer getAssigneeId() {
+        return assigneeId;
+    }
+
+    public void setAssigneeId(Integer assigneeId) {
+        this.assigneeId = assigneeId;
+    }
+
+    public String getMyReactionEmoji() {
+        return myReactionEmoji;
+    }
+
+    public void setMyReactionEmoji(String myReactionEmoji) {
+        this.myReactionEmoji = myReactionEmoji;
+    }
+
+    public IssueOrderBy getOrderBy() {
+        return orderBy;
+    }
+
+    public void setOrderBy(IssueOrderBy orderBy) {
+        this.orderBy = orderBy;
+    }
+
+    public SortOrder getSort() {
+        return sort;
+    }
+
+    public void setSort(SortOrder sort) {
+        this.sort = sort;
+    }
+
+    public String getSearch() {
+        return search;
+    }
+
+    public void setSearch(String search) {
+        this.search = search;
+    }
+
+    public Date getCreatedAfter() {
+        return createdAfter;
+    }
+
+    public void setCreatedAfter(Date createdAfter) {
+        this.createdAfter = createdAfter;
+    }
+
+    public Date getCreatedBefore() {
+        return createdBefore;
+    }
+
+    public void setCreatedBefore(Date createdBefore) {
+        this.createdBefore = createdBefore;
+    }
+
+    public Date getUpdatedAfter() {
+        return updatedAfter;
+    }
+
+    public void setUpdatedAfter(Date updatedAfter) {
+        this.updatedAfter = updatedAfter;
+    }
+
+    public Date getUpdatedBefore() {
+        return updatedBefore;
+    }
+
+    public void setUpdatedBefore(Date updatedBefore) {
+        this.updatedBefore = updatedBefore;
+    }
+
+    /*- builder -*/
+    public IssueFilter withIids(List<String> iids) {
+        this.iids = iids;
+        return (this);
+    }
+
+    public IssueFilter withState(IssueState state) {
+        this.state = state;
+        return (this);
+    }
+
+    public IssueFilter withLabels(List<String> labels) {
+        this.labels = labels;
+        return (this);
+    }
+
+    public IssueFilter withMilestone(String milestone) {
+        this.milestone = milestone;
+        return (this);
+    }
+
+    public IssueFilter withScope(IssueScope scope) {
+        this.scope = scope;
+        return (this);
+    }
+
+    public IssueFilter withAuthorId(Integer authorId) {
+        this.authorId = authorId;
+        return (this);
+    }
+
+    public IssueFilter withAssigneeId(Integer assigneeId) {
+        this.assigneeId = assigneeId;
+        return (this);
+    }
+
+    public IssueFilter withMyReactionEmoji(String myReactionEmoji) {
+        this.myReactionEmoji = myReactionEmoji;
+        return (this);
+    }
+
+    public IssueFilter withOrderBy(IssueOrderBy orderBy) {
+        this.orderBy = orderBy;
+        return (this);
+    }
+
+    public IssueFilter withSort(SortOrder sort) {
+        this.sort = sort;
+        return (this);
+    }
+
+    public IssueFilter withSearch(String search) {
+        this.search = search;
+        return (this);
+    }
+
+    public IssueFilter withCreatedAfter(Date createdAfter) {
+        this.createdAfter = createdAfter;
+        return (this);
+    }
+
+    public IssueFilter withCreatedBefore(Date createdBefore) {
+        this.createdBefore = createdBefore;
+        return (this);
+    }
+
+    public IssueFilter withUpdatedAfter(Date updatedAfter) {
+        this.updatedAfter = updatedAfter;
+        return (this);
+    }
+
+    public IssueFilter withUpdatedBefore(Date updatedBefore) {
+        this.updatedBefore = updatedBefore;
+        return (this);
+    }
+
+    /*- params generator -*/
+    @JsonIgnore
+    public GitLabApiForm getQueryParams(int page, int perPage) {
+        return (getQueryParams()
+                .withParam(Constants.PAGE_PARAM, page)
+                .withParam(Constants.PER_PAGE_PARAM, perPage));
+    }
+
+    @JsonIgnore
+    public GitLabApiForm getQueryParams() {
+        return (new GitLabApiForm()
+                .withParam("iids", iids)
+                .withParam("state", state)
+                .withParam("labels", (labels != null ? String.join(",", labels) : null))
+                .withParam("milestone", milestone)
+                .withParam("scope", scope)
+                .withParam("author_id", authorId)
+                .withParam("assignee_id", assigneeId)
+                .withParam("my_reaction_emoji", myReactionEmoji)
+                .withParam("order_by", orderBy)
+                .withParam("sort", sort)
+                .withParam("search", search)
+                .withParam("created_after", ISO8601.toString(createdAfter, false))
+                .withParam("created_before", ISO8601.toString(createdBefore, false))
+                .withParam("updated_after", ISO8601.toString(updatedAfter, false))
+                .withParam("updated_before", ISO8601.toString(updatedBefore, false)));
+    }
+}

src/main/java/org/gitlab4j/api/models/MergeRequestFilter.java

-package org.gitlab4j.api.models;
-
-import java.util.Date;
-import java.util.List;
-
-import org.gitlab4j.api.Constants;
-import org.gitlab4j.api.Constants.MergeRequestOrderBy;
-import org.gitlab4j.api.Constants.MergeRequestScope;
-import org.gitlab4j.api.Constants.MergeRequestState;
-import org.gitlab4j.api.Constants.SortOrder;
-import org.gitlab4j.api.GitLabApiForm;
-
-import com.fasterxml.jackson.annotation.JsonIgnore;
-
-/**
- * This class is used to filter merge requests when getting lists of them.
- */
-public class MergeRequestFilter {
-
-    private Integer projectId;
-    private List<Integer> iids;
-    private MergeRequestState state;
-    private MergeRequestOrderBy orderBy;
-    private SortOrder sort;
-    private String milestone;
-    private Boolean simpleView;
-    private List<String> labels;
-    private Date createdAfter;
-    private Date createdBefore;
-    private Date updatedAfter;
-    private Date updatedBefore;
-    private MergeRequestScope scope;
-    private Integer authorId;
-    private Integer assigneeId;
-    private String myReactionEmoji;
-    private String sourceBranch;
-    private String targetBranch;
-    private String search;
-
-    public Integer getProjectId() {
-        return projectId;
-    }
-
-    public void setProjectId(Integer projectId) {
-        this.projectId = projectId;
-    }
-
-    public MergeRequestFilter withProjectId(Integer projectId) {
-        this.projectId = projectId;
-        return (this);
-    }
-
-    public List<Integer> getIids() {
-        return iids;
-    }
-
-    public void setIids(List<Integer> iids) {
-        this.iids = iids;
-    }
-
-    public MergeRequestFilter withIids(List<Integer> iids) {
-        this.iids = iids;
-        return (this);
-    }
-
-    public MergeRequestState getState() {
-        return state;
-    }
-
-    public void setState(MergeRequestState state) {
-        this.state = state;
-    }
-
-    public MergeRequestFilter withState(MergeRequestState state) {
-        this.state = state;
-        return (this);
-    }
-
-    public MergeRequestOrderBy getOrderBy() {
-        return orderBy;
-    }
-
-    public void setOrderBy(MergeRequestOrderBy orderBy) {
-        this.orderBy = orderBy;
-    }
-
-    public MergeRequestFilter withOrderBy(MergeRequestOrderBy orderBy) {
-        this.orderBy = orderBy;
-        return (this);
-    }
-
-    public SortOrder getSort() {
-        return sort;
-    }
-
-    public void setSort(SortOrder sort) {
-        this.sort = sort;
-    }
-
-    public MergeRequestFilter withSort(SortOrder sort) {
-        this.sort = sort;
-        return (this);
-    }
-
-    public String getMilestone() {
-        return milestone;
-    }
-
-    public void setMilestone(String milestone) {
-        this.milestone = milestone;
-    }
-
-    public MergeRequestFilter withMilestone(String milestone) {
-        this.milestone = milestone;
-        return (this);
-    }
-
-    public Boolean getSimpleView() {
-        return simpleView;
-    }
-
-    public void setSimpleView(Boolean simpleView) {
-        this.simpleView = simpleView;
-    }
-
-    public MergeRequestFilter withSimpleView(Boolean simpleView) {
-        this.simpleView = simpleView;
-        return (this);
-    }
-
-    public List<String> getLabels() {
-        return labels;
-    }
-
-    public void setLabels(List<String> labels) {
-        this.labels = labels;
-    }
-
-    public MergeRequestFilter withLabels(List<String> labels) {
-        this.labels = labels;
-        return (this);
-    }
-
-    public Date getCreatedAfter() {
-        return createdAfter;
-    }
-
-    public void setCreatedAfter(Date createdAfter) {
-        this.createdAfter = createdAfter;
-    }
-
-    public MergeRequestFilter withCreatedAfter(Date createdAfter) {
-        this.createdAfter = createdAfter;
-        return (this);
-    }
-
-    public Date getCreatedBefore() {
-        return createdBefore;
-    }
-
-    public void setCreatedBefore(Date createdBefore) {
-        this.createdBefore = createdBefore;
-    }
-
-    public MergeRequestFilter withCreatedBefore(Date createdBefore) {
-        this.createdBefore = createdBefore;
-        return (this);
-    }
-
-    public Date getUpdatedAfter() {
-        return updatedAfter;
-    }
-
-    public void setUpdatedAfter(Date updatedAfter) {
-        this.updatedAfter = updatedAfter;
-    }
-
-    public MergeRequestFilter withUpdatedAfter(Date updatedAfter) {
-        this.updatedAfter = updatedAfter;
-        return (this);
-    }
-
-    public Date getUpdatedBefore() {
-        return updatedBefore;
-    }
-
-    public void setUpdatedBefore(Date updatedBefore) {
-        this.updatedBefore = updatedBefore;
-    }
-
-    public MergeRequestFilter withUpdatedBefore(Date updatedBefore) {
-        this.updatedBefore = updatedBefore;
-        return (this);
-    }
-
-    public MergeRequestScope getScope() {
-        return scope;
-    }
-
-    public void setScope(MergeRequestScope scope) {
-        this.scope = scope;
-    }
-
-    public MergeRequestFilter withScope(MergeRequestScope scope) {
-        this.scope = scope;
-        return (this);
-    }
-
-    public Integer getAuthorId() {
-        return authorId;
-    }
-
-    public void setAuthorId(Integer authorId) {
-        this.authorId = authorId;
-    }
-
-    public MergeRequestFilter withAuthorId(Integer authorId) {
-        this.authorId = authorId;
-        return (this);
-    }
-
-    public Integer getAssigneeId() {
-        return assigneeId;
-    }
-
-    public void setAssigneeId(Integer assigneeId) {
-        this.assigneeId = assigneeId;
-    }
-
-    public MergeRequestFilter withAssigneeId(Integer assigneeId) {
-        this.assigneeId = assigneeId;
-        return (this);
-    }
-
-    public String getMyReactionEmoji() {
-        return myReactionEmoji;
-    }
-
-    public void setMyReactionEmoji(String myReactionEmoji) {
-        this.myReactionEmoji = myReactionEmoji;
-    }
-
-    public MergeRequestFilter withMyReactionEmoji(String myReactionEmoji) {
-        this.myReactionEmoji = myReactionEmoji;
-        return (this);
-    }
-
-    public String getSourceBranch() {
-        return sourceBranch;
-    }
-
-    public void setSourceBranch(String sourceBranch) {
-        this.sourceBranch = sourceBranch;
-    }
-
-    public MergeRequestFilter withSourceBranch(String sourceBranch) {
-        this.sourceBranch = sourceBranch;
-        return (this);
-    }
-
-    public String getTargetBranch() {
-        return targetBranch;
-    }
-
-    public void setTargetBranch(String targetBranch) {
-        this.targetBranch = targetBranch;
-    }
-
-    public MergeRequestFilter withTargetBranch(String targetBranch) {
-        this.targetBranch = targetBranch;
-        return (this);
-    }
-
-    public String getSearch() {
-        return search;
-    }
-
-    public void setSearch(String search) {
-        this.search = search;
-    }
-
-    public MergeRequestFilter withSearch(String search) {
-        this.search = search;
-        return (this);
-    }
-    
-    @JsonIgnore
-    public GitLabApiForm getQueryParams(int page, int perPage) {
-        return (getQueryParams()
-            .withParam(Constants.PAGE_PARAM, page)
-            .withParam(Constants.PER_PAGE_PARAM, perPage));
-    }
-
-    @JsonIgnore 
-    public GitLabApiForm getQueryParams() {
-        return (new GitLabApiForm()
-            .withParam("iids", iids)
-            .withParam("state", state)
-            .withParam("order_by", orderBy)
-            .withParam("sort", sort)
-            .withParam("milestone", milestone)
-            .withParam("view", (simpleView != null && simpleView ? "simple" : null))
-            .withParam("labels", labels)
-            .withParam("created_after", createdAfter)
-            .withParam("created_before", createdBefore)
-            .withParam("updated_after", updatedAfter)
-            .withParam("updated_before", updatedBefore) 
-            .withParam("scope", scope)
-            .withParam("assignee_id", assigneeId) 
-            .withParam("my_reaction_emoji", myReactionEmoji)  
-            .withParam("source_branch", sourceBranch)
-            .withParam("target_branch", targetBranch)
-            .withParam("search", search));
-    }
-}
+package org.gitlab4j.api.models;
+
+import java.util.Date;
+import java.util.List;
+
+import org.gitlab4j.api.Constants;
+import org.gitlab4j.api.Constants.MergeRequestOrderBy;
+import org.gitlab4j.api.Constants.MergeRequestScope;
+import org.gitlab4j.api.Constants.MergeRequestState;
+import org.gitlab4j.api.Constants.SortOrder;
+import org.gitlab4j.api.GitLabApiForm;
+
+import com.fasterxml.jackson.annotation.JsonIgnore;
+
+/**
+ * This class is used to filter merge requests when getting lists of them.
+ */
+public class MergeRequestFilter {
+
+    private Integer projectId;
+    private List<Integer> iids;
+    private MergeRequestState state;
+    private MergeRequestOrderBy orderBy;
+    private SortOrder sort;
+    private String milestone;
+    private Boolean simpleView;
+    private List<String> labels;
+    private Date createdAfter;
+    private Date createdBefore;
+    private Date updatedAfter;
+    private Date updatedBefore;
+    private MergeRequestScope scope;
+    private Integer authorId;
+    private Integer assigneeId;
+    private String myReactionEmoji;
+    private String sourceBranch;
+    private String targetBranch;
+    private String search;
+
+    public Integer getProjectId() {
+        return projectId;
+    }
+
+    public void setProjectId(Integer projectId) {
+        this.projectId = projectId;
+    }
+
+    public MergeRequestFilter withProjectId(Integer projectId) {
+        this.projectId = projectId;
+        return (this);
+    }
+
+    public List<Integer> getIids() {
+        return iids;
+    }
+
+    public void setIids(List<Integer> iids) {
+        this.iids = iids;
+    }
+
+    public MergeRequestFilter withIids(List<Integer> iids) {
+        this.iids = iids;
+        return (this);
+    }
+
+    public MergeRequestState getState() {
+        return state;
+    }
+
+    public void setState(MergeRequestState state) {
+        this.state = state;
+    }
+
+    public MergeRequestFilter withState(MergeRequestState state) {
+        this.state = state;
+        return (this);
+    }
+
+    public MergeRequestOrderBy getOrderBy() {
+        return orderBy;
+    }
+
+    public void setOrderBy(MergeRequestOrderBy orderBy) {
+        this.orderBy = orderBy;
+    }
+
+    public MergeRequestFilter withOrderBy(MergeRequestOrderBy orderBy) {
+        this.orderBy = orderBy;
+        return (this);
+    }
+
+    public SortOrder getSort() {
+        return sort;
+    }
+
+    public void setSort(SortOrder sort) {
+        this.sort = sort;
+    }
+
+    public MergeRequestFilter withSort(SortOrder sort) {
+        this.sort = sort;
+        return (this);
+    }
+
+    public String getMilestone() {
+        return milestone;
+    }
+
+    public void setMilestone(String milestone) {
+        this.milestone = milestone;
+    }
+
+    public MergeRequestFilter withMilestone(String milestone) {
+        this.milestone = milestone;
+        return (this);
+    }
+
+    public Boolean getSimpleView() {
+        return simpleView;
+    }
+
+    public void setSimpleView(Boolean simpleView) {
+        this.simpleView = simpleView;
+    }
+
+    public MergeRequestFilter withSimpleView(Boolean simpleView) {
+        this.simpleView = simpleView;
+        return (this);
+    }
+
+    public List<String> getLabels() {
+        return labels;
+    }
+
+    public void setLabels(List<String> labels) {
+        this.labels = labels;
+    }
+
+    public MergeRequestFilter withLabels(List<String> labels) {
+        this.labels = labels;
+        return (this);
+    }
+
+    public Date getCreatedAfter() {
+        return createdAfter;
+    }
+
+    public void setCreatedAfter(Date createdAfter) {
+        this.createdAfter = createdAfter;
+    }
+
+    public MergeRequestFilter withCreatedAfter(Date createdAfter) {
+        this.createdAfter = createdAfter;
+        return (this);
+    }
+
+    public Date getCreatedBefore() {
+        return createdBefore;
+    }
+
+    public void setCreatedBefore(Date createdBefore) {
+        this.createdBefore = createdBefore;
+    }
+
+    public MergeRequestFilter withCreatedBefore(Date createdBefore) {
+        this.createdBefore = createdBefore;
+        return (this);
+    }
+
+    public Date getUpdatedAfter() {
+        return updatedAfter;
+    }
+
+    public void setUpdatedAfter(Date updatedAfter) {
+        this.updatedAfter = updatedAfter;
+    }
+
+    public MergeRequestFilter withUpdatedAfter(Date updatedAfter) {
+        this.updatedAfter = updatedAfter;
+        return (this);
+    }
+
+    public Date getUpdatedBefore() {
+        return updatedBefore;
+    }
+
+    public void setUpdatedBefore(Date updatedBefore) {
+        this.updatedBefore = updatedBefore;
+    }
+
+    public MergeRequestFilter withUpdatedBefore(Date updatedBefore) {
+        this.updatedBefore = updatedBefore;
+        return (this);
+    }
+
+    public MergeRequestScope getScope() {
+        return scope;
+    }
+
+    public void setScope(MergeRequestScope scope) {
+        this.scope = scope;
+    }
+
+    public MergeRequestFilter withScope(MergeRequestScope scope) {
+        this.scope = scope;
+        return (this);
+    }
+
+    public Integer getAuthorId() {
+        return authorId;
+    }
+
+    public void setAuthorId(Integer authorId) {
+        this.authorId = authorId;
+    }
+
+    public MergeRequestFilter withAuthorId(Integer authorId) {
+        this.authorId = authorId;
+        return (this);
+    }
+
+    public Integer getAssigneeId() {
+        return assigneeId;
+    }
+
+    public void setAssigneeId(Integer assigneeId) {
+        this.assigneeId = assigneeId;
+    }
+
+    public MergeRequestFilter withAssigneeId(Integer assigneeId) {
+        this.assigneeId = assigneeId;
+        return (this);
+    }
+
+    public String getMyReactionEmoji() {
+        return myReactionEmoji;
+    }
+
+    public void setMyReactionEmoji(String myReactionEmoji) {
+        this.myReactionEmoji = myReactionEmoji;
+    }
+
+    public MergeRequestFilter withMyReactionEmoji(String myReactionEmoji) {
+        this.myReactionEmoji = myReactionEmoji;
+        return (this);
+    }
+
+    public String getSourceBranch() {
+        return sourceBranch;
+    }
+
+    public void setSourceBranch(String sourceBranch) {
+        this.sourceBranch = sourceBranch;
+    }
+
+    public MergeRequestFilter withSourceBranch(String sourceBranch) {
+        this.sourceBranch = sourceBranch;
+        return (this);
+    }
+
+    public String getTargetBranch() {
+        return targetBranch;
+    }
+
+    public void setTargetBranch(String targetBranch) {
+        this.targetBranch = targetBranch;
+    }
+
+    public MergeRequestFilter withTargetBranch(String targetBranch) {
+        this.targetBranch = targetBranch;
+        return (this);
+    }
+
+    public String getSearch() {
+        return search;
+    }
+
+    public void setSearch(String search) {
+        this.search = search;
+    }
+
+    public MergeRequestFilter withSearch(String search) {
+        this.search = search;
+        return (this);
+    }
+    
+    @JsonIgnore
+    public GitLabApiForm getQueryParams(int page, int perPage) {
+        return (getQueryParams()
+            .withParam(Constants.PAGE_PARAM, page)
+            .withParam(Constants.PER_PAGE_PARAM, perPage));
+    }
+
+    @JsonIgnore 
+    public GitLabApiForm getQueryParams() {
+        return (new GitLabApiForm()
+            .withParam("iids", iids)
+            .withParam("state", state)
+            .withParam("order_by", orderBy)
+            .withParam("sort", sort)
+            .withParam("milestone", milestone)
+            .withParam("view", (simpleView != null && simpleView ? "simple" : null))
+            .withParam("labels", labels)
+            .withParam("created_after", createdAfter)
+            .withParam("created_before", createdBefore)
+            .withParam("updated_after", updatedAfter)
+            .withParam("updated_before", updatedBefore) 
+            .withParam("scope", scope)
+            .withParam("assignee_id", assigneeId) 
+            .withParam("my_reaction_emoji", myReactionEmoji)  
+            .withParam("source_branch", sourceBranch)
+            .withParam("target_branch", targetBranch)
+            .withParam("search", search));
+    }
+}

src/test/java/org/gitlab4j/api/TestIssuesApi.java

@@ -40,6 +40,7 @@ import org.gitlab4j.api.Constants.IssueState;
 import org.gitlab4j.api.GitLabApi.ApiVersion;
 import org.gitlab4j.api.models.Duration;
 import org.gitlab4j.api.models.Issue;
+import org.gitlab4j.api.models.IssueFilter;
 import org.gitlab4j.api.models.Project;
 import org.gitlab4j.api.models.TimeStats;
 import org.junit.AfterClass;
@@ -325,4 +326,28 @@ public class TestIssuesApi {
 
         assertTimeStats(timeStats, 0, 0);
     }
+
+    @Test
+    public void testGetIssuesWithOptions() throws GitLabApiException {
+        assertNotNull(testProject);
+        Integer projectId = testProject.getId();
+
+        Issue issueOpen = gitLabApi.getIssuesApi().createIssue(projectId, getUniqueTitle(), ISSUE_DESCRIPTION);
+        Issue issueClose = gitLabApi.getIssuesApi().createIssue(projectId, getUniqueTitle(), ISSUE_DESCRIPTION);
+        issueClose = gitLabApi.getIssuesApi().closeIssue(projectId, issueClose.getIid());
+
+        IssueFilter openFilter = new IssueFilter()
+                .withState(IssueState.OPENED);
+
+        IssueFilter closeFilter = new IssueFilter()
+                .withState(IssueState.CLOSED);
+
+        List<Issue> opens = gitLabApi.getIssuesApi().getIssues(projectId,openFilter);
+        List<Issue> closes = gitLabApi.getIssuesApi().getIssues(projectId,closeFilter);
+
+        assertNotNull(opens);
+        assertNotNull(closes);
+        assertEquals(opens.get(0).getIid(), issueOpen.getIid());
+        assertEquals(closes.get(0).getIid(), issueClose.getIid());
+    }
 }