Making artifacts available for downloads.

core/src/main/java/hudson/util/HttpResponses.java

+/*
+ * The MIT License
+ *
+ * Copyright (c) 2011, CloudBees, Inc.
+ *
+ * Permission is hereby granted, free of charge, to any person obtaining a copy
+ * of this software and associated documentation files (the "Software"), to deal
+ * in the Software without restriction, including without limitation the rights
+ * to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+ * copies of the Software, and to permit persons to whom the Software is
+ * furnished to do so, subject to the following conditions:
+ *
+ * The above copyright notice and this permission notice shall be included in
+ * all copies or substantial portions of the Software.
+ *
+ * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+ * IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+ * FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+ * AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+ * LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+ * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+ * THE SOFTWARE.
+ */
+package hudson.util;
+
+import org.kohsuke.stapler.HttpResponse;
+
+import java.io.File;
+import java.io.IOException;
+
+/**
+ * Various {@link HttpResponse} implementations.
+ *
+ * <p>
+ * This class extends from Stapler so that we can move implementations from here to Stapler periodically.
+ *
+ * @author Kohsuke Kawaguchi
+ */
+public class HttpResponses extends org.kohsuke.stapler.HttpResponses {
+    public static HttpResponse staticResource(File f) throws IOException {
+        return staticResource(f.toURI().toURL());
+    }
+}

maven-plugin/src/main/java/hudson/maven/MavenBuild.java

@@ -25,7 +25,6 @@ package hudson.maven;
 
 import hudson.FilePath;
 import hudson.EnvVars;
-import hudson.maven.reporters.MavenArtifact;
 import hudson.maven.reporters.MavenArtifactRecord;
 import hudson.maven.reporters.SurefireArchiver;
 import hudson.slaves.WorkspaceList;
@@ -184,6 +183,14 @@ public class MavenBuild extends AbstractMavenBuild<MavenModule,MavenBuild> {
         return true;
     }
 
+    /**
+     * Information about artifacts produced by Maven.
+     */
+    @Exported
+    public MavenArtifactRecord getMavenArtifacts() {
+        return getAction(MavenArtifactRecord.class);
+    }
+
     /**
      * Exposes {@code MAVEN_OPTS} to forked processes.
      *

maven-plugin/src/main/java/hudson/maven/MavenModuleSetBuild.java

@@ -374,6 +374,14 @@ public class MavenModuleSetBuild extends AbstractMavenBuild<MavenModuleSet,Maven
         return super.getDynamic(token,req,rsp);
     }
 
+    /**
+     * Information about artifacts produced by Maven.
+     */
+    @Exported
+    public MavenAggregatedArtifactRecord getMavenArtifacts() {
+        return getAction(MavenAggregatedArtifactRecord.class);
+    }
+
     /**
      * Computes the latest module builds that correspond to this build.
      * (when indivudual modules are built, a new ModuleSetBuild is not created,

maven-plugin/src/main/java/hudson/maven/reporters/MavenArtifact.java

@@ -31,7 +31,7 @@ import hudson.model.BuildListener;
 import hudson.model.FingerprintMap;
 import hudson.model.Hudson;
 
-import org.apache.maven.RepositoryUtils;
+import hudson.util.HttpResponses;
 import org.apache.maven.artifact.Artifact;
 import org.apache.maven.artifact.factory.ArtifactFactory;
 import org.apache.maven.artifact.handler.ArtifactHandler;
@@ -39,6 +39,8 @@ import org.apache.maven.artifact.handler.DefaultArtifactHandler;
 import org.apache.maven.artifact.handler.manager.ArtifactHandlerManager;
 
 import com.google.common.collect.Maps;
+import org.kohsuke.stapler.AncestorInPath;
+import org.kohsuke.stapler.HttpResponse;
 import org.kohsuke.stapler.export.Exported;
 import org.kohsuke.stapler.export.ExportedBean;
 
@@ -46,6 +48,7 @@ import java.io.File;
 import java.io.FileInputStream;
 import java.io.IOException;
 import java.io.Serializable;
+import java.net.URL;
 import java.util.Map;
 import java.util.logging.Logger;
 
@@ -101,7 +104,7 @@ public final class MavenArtifact implements Serializable {
      */
     @Exported
     public final String md5sum;
-    
+
     public MavenArtifact(Artifact a) throws IOException {
         this.groupId = a.getGroupId();
         this.artifactId = a.getArtifactId();
@@ -194,6 +197,15 @@ public final class MavenArtifact implements Serializable {
         return f;
     }
 
+    /**
+     * Serve the file.
+     *
+     * TODO: figure out how to make this URL more discoverable to the remote API.
+     */
+    public HttpResponse doFile(@AncestorInPath MavenArtifactRecord parent) throws IOException {
+        return HttpResponses.staticResource(getFile(parent.parent));
+    }
+
     private FilePath getArtifactArchivePath(MavenBuildProxy build, String groupId, String artifactId, String version) {
         return build.getArtifactsDir().child(groupId).child(artifactId).child(version).child(fileName);
     }

maven-plugin/src/main/resources/hudson/maven/AbstractMavenBuild/_api.jelly

+<!--
+The MIT License
+
+Copyright (c) 2004-2009, Sun Microsystems, Inc., Kohsuke Kawaguchi, Simon Wiest
+
+Permission is hereby granted, free of charge, to any person obtaining a copy
+of this software and associated documentation files (the "Software"), to deal
+in the Software without restriction, including without limitation the rights
+to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
+copies of the Software, and to permit persons to whom the Software is
+furnished to do so, subject to the following conditions:
+
+The above copyright notice and this permission notice shall be included in
+all copies or substantial portions of the Software.
+
+THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
+IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
+FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
+AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
+LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
+OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
+THE SOFTWARE.
+-->
+
+<j:jelly xmlns:j="jelly:core" xmlns:st="jelly:stapler" xmlns:d="jelly:define" xmlns:l="/lib/layout" xmlns:t="/lib/hudson" xmlns:f="/lib/form" xmlns:i="jelly:fmt">
+  <st:include page="/hudson/model/Run/_api.jelly" />
+  <h2>Artifact Information</h2>
+  <p>
+    <a href="../mavenArtifacts/api">Information about Maven artifacts produced by this</a> are exposed
+    in a machine readable form. This allows programmatic retrieval of the artifacts.
+  </p>
+</j:jelly>
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