add support (most of) the release-related endpoints

pom.xml

@@ -85,8 +85,12 @@
       <version>1.1</version>
       <scope>test</scope>
     </dependency>
+    <dependency>
+      <groupId>org.eclipse.jgit</groupId>
+      <artifactId>org.eclipse.jgit</artifactId>
+      <version>3.1.0.201310021548-r</version>
+    </dependency>
   </dependencies>
-
   <repositories>
     <repository>
       <id>repo.jenkins-ci.org</id>

src/main/java/org/kohsuke/github/GHAsset.java

@@ -0,0 +1,103 @@
+package org.kohsuke.github;
+
+import java.io.IOException;
+import java.util.Date;
+
+public class GHAsset {
+    GitHub root;
+    GHRepository owner;
+    private String url;
+    private String id;
+    private String name;
+    private String label;
+    private String state;
+    private String content_type;
+    private long size;
+    private long download_count;
+    private Date created_at;
+    private Date updated_at;
+
+    public String getContentType() {
+        return content_type;
+    }
+
+    public void setContentType(String contentType) throws IOException {
+        edit("content_type", contentType);
+        this.content_type = contentType;
+    }
+
+    public Date getCreatedAt() {
+        return created_at;
+    }
+
+    public long getDownloadCount() {
+        return download_count;
+    }
+
+    public String getId() {
+        return id;
+    }
+
+    public String getLabel() {
+        return label;
+    }
+
+    public void setLabel(String label) throws IOException {
+        edit("label", label);
+        this.label = label;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public GHRepository getOwner() {
+        return owner;
+    }
+
+    public GitHub getRoot() {
+        return root;
+    }
+
+    public long getSize() {
+        return size;
+    }
+
+    public String getState() {
+        return state;
+    }
+
+    public Date getUpdatedAt() {
+        return updated_at;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    private void edit(String key, Object value) throws IOException {
+        new Requester(root)._with(key, value).method("PATCH").to(getApiRoute());
+    }
+
+    public void delete() throws IOException {
+        new Requester(root).method("DELETE").to(getApiRoute());
+    }
+
+
+    private String getApiRoute() {
+        return "/repos/" + owner.getOwnerName() + "/" + owner.getName() + "/releases/assets/" + id;
+    }
+
+    GHAsset wrap(GHRelease release) {
+        this.owner = release.getOwner();
+        this.root = owner.root;
+        return this;
+    }
+
+    public static GHAsset[] wrap(GHAsset[] assets, GHRelease release) {
+        for (GHAsset aTo : assets) {
+            aTo.wrap(release);
+        }
+        return assets;
+    }
+}

src/main/java/org/kohsuke/github/GHRelease.java

@@ -0,0 +1,187 @@
+package org.kohsuke.github;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.util.Date;
+
+import static java.lang.String.format;
+
+public class GHRelease {
+    GitHub root;
+    GHRepository owner;
+
+    private String url;
+    private String html_url;
+    private String assets_url;
+    private String upload_url;
+    private long id;
+    private String tag_name;
+    private String target_commitish;
+    private String name;
+    private String body;
+    private boolean draft;
+    private boolean prerelease;
+    private Date created_at;
+    private Date published_at;
+
+    public String getAssetsUrl() {
+        return assets_url;
+    }
+
+    public void setAssetsUrl(String assets_url) {
+        this.assets_url = assets_url;
+    }
+
+    public String getBody() {
+        return body;
+    }
+
+    public void setBody(String body) {
+        this.body = body;
+    }
+
+    public Date getCreatedAt() {
+        return created_at;
+    }
+
+    public void setCreatedAt(Date created_at) {
+        this.created_at = created_at;
+    }
+
+    public boolean isDraft() {
+        return draft;
+    }
+
+    public void setDraft(boolean draft) {
+        this.draft = draft;
+    }
+
+    public String getHtmlUrl() {
+        return html_url;
+    }
+
+    public void setHtmlUrl(String html_url) {
+        this.html_url = html_url;
+    }
+
+    public long getId() {
+        return id;
+    }
+
+    public void setId(long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public GHRepository getOwner() {
+        return owner;
+    }
+
+    public void setOwner(GHRepository owner) {
+        this.owner = owner;
+    }
+
+    public boolean isPrerelease() {
+        return prerelease;
+    }
+
+    public void setPrerelease(boolean prerelease) {
+        this.prerelease = prerelease;
+    }
+
+    public Date getPublished_at() {
+        return published_at;
+    }
+
+    public void setPublished_at(Date published_at) {
+        this.published_at = published_at;
+    }
+
+    public GitHub getRoot() {
+        return root;
+    }
+
+    public void setRoot(GitHub root) {
+        this.root = root;
+    }
+
+    public String getTagName() {
+        return tag_name;
+    }
+
+    public void setTagName(String tag_name) {
+        this.tag_name = tag_name;
+    }
+
+    public String getTargetCommitish() {
+        return target_commitish;
+    }
+
+    public void setTargetCommitish(String target_commitish) {
+        this.target_commitish = target_commitish;
+    }
+
+    public String getUploadUrl() {
+        return upload_url;
+    }
+
+    public void setUploadUrl(String upload_url) {
+        this.upload_url = upload_url;
+    }
+
+    public String getUrl() {
+        return url;
+    }
+
+    public void setUrl(String url) {
+        this.url = url;
+    }
+
+    GHRelease wrap(GHRepository owner) {
+        this.owner = owner;
+        this.root = owner.root;
+        return this;
+    }
+
+    static GHRelease[] wrap(GHRelease[] releases, GHRepository owner) {
+        for (GHRelease release : releases) {
+            release.wrap(owner);
+        }
+        return releases;
+    }
+
+    /**
+     * Because github relies on SNI (http://en.wikipedia.org/wiki/Server_Name_Indication) this method will only work on
+     * Java 7 or greater.  Options for fixing this for earlier JVMs can be found here
+     * http://stackoverflow.com/questions/12361090/server-name-indication-sni-on-java but involve more complicated
+     * handling of the HTTP requests to github's API.
+     *
+     * @throws IOException
+     */
+    public GHAsset uploadAsset(File file, String contentType) throws IOException {
+        Requester builder = new Requester(owner.root);
+
+        String url = format("https://uploads.github.com%sreleases/%d/assets?name=%s",
+                owner.getApiTailUrl(""), getId(), file.getName());
+        return builder.contentType(contentType)
+                .with(new FileInputStream(file))
+                .to(url, GHAsset.class).wrap(this);
+    }
+
+    public GHAsset[] getAssets() throws IOException {
+        Requester builder = new Requester(owner.root);
+
+        GHAsset[] assets = (GHAsset[]) builder
+                .method("GET")
+                .to(owner.getApiTailUrl(format("releases/%d/assets", id)), GHAsset[].class);
+        return GHAsset.wrap(assets, this);
+    }
+}

src/main/java/org/kohsuke/github/GHReleaseBuilder.java

@@ -0,0 +1,75 @@
+package org.kohsuke.github;
+
+import java.io.IOException;
+
+public class GHReleaseBuilder {
+    private final GHRepository repo;
+    private final Requester builder;
+
+    public GHReleaseBuilder(GHRepository ghRepository, String tag) {
+        this.repo = ghRepository;
+        this.builder = new Requester(repo.root);
+        builder.with("tag_name", tag);
+    }
+
+    /**
+     * @param body The release notes body.
+     */
+    public GHReleaseBuilder body(String body) {
+        if (body != null) {
+            builder.with("body", body);
+        }
+        return this;
+    }
+
+    /**
+     * Specifies the commitish value that determines where the Git tag is created from. Can be any branch or
+     * commit SHA.
+     *
+     * @param commitish Defaults to the repository’s default branch (usually "master"). Unused if the Git tag
+     *                  already exists.
+     * @return
+     */
+    public GHReleaseBuilder commitish(String commitish) {
+        if (commitish != null) {
+            builder.with("target_commitish", commitish);
+        }
+        return this;
+    }
+
+    /**
+     * Optional.
+     *
+     * @param draft {@code true} to create a draft (unpublished) release, {@code false} to create a published one.
+     *                          Default is {@code false}.
+     */
+    public GHReleaseBuilder draft(boolean draft) {
+        builder.with("draft", draft);
+        return this;
+    }
+
+    /**
+     * @param name the name of the release
+     */
+    public GHReleaseBuilder name(String name) {
+        if (name != null) {
+            builder.with("name", name);
+        }
+        return this;
+    }
+
+    /**
+     * Optional
+     *
+     * @param prerelease {@code true} to identify the release as a prerelease. {@code false} to identify the release
+     *                               as a full release. Default is {@code false}.
+     */
+    public GHReleaseBuilder prerelease(boolean prerelease) {
+        builder.with("prerelease", prerelease);
+        return this;
+    }
+
+    public GHRelease create() throws IOException {
+        return builder.to(repo.getApiTailUrl("releases"), GHRelease.class).wrap(repo);
+    }
+}

src/main/java/org/kohsuke/github/GHRepository.java

@@ -146,6 +146,15 @@ public List<GHIssue> getIssues(GHIssueState state) throws IOException {
         return Arrays.asList(GHIssue.wrap(root.retrieve().to("/repos/" + owner.login + "/" + name + "/issues?state=" + state.toString().toLowerCase(), GHIssue[].class), this));
     }
 
+    public GHReleaseBuilder createRelease(String tag) {
+        return new GHReleaseBuilder(this,tag);
+    }
+
+    public List<GHRelease> getReleases() throws IOException {
+        return Arrays.asList(GHRelease.wrap(root.retrieve().to("/repos/" + owner.login + "/" + name + "/releases",
+                GHRelease[].class), this));
+    }
+
     protected String getOwnerName() {
         return owner.login;
     }