[FIXED JENKINS-15539]

/jacoco.exec now serves the (possibly combined) jacoco.exec file.
jenkinsci · Feb 22, 2013 · 45e4e6e · 45e4e6e
1 parent 8aa01a9
commit 45e4e6e
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Showing 2 changed files with 45 additions and 1 deletion.
diff --git a/src/main/java/hudson/plugins/jacoco/report/CoverageReport.java b/src/main/java/hudson/plugins/jacoco/report/CoverageReport.java
@@ -6,16 +6,27 @@
 import hudson.plugins.jacoco.JacocoHealthReportThresholds;
 import hudson.plugins.jacoco.model.Coverage;
 
+import java.io.File;
 import java.io.IOException;
 import java.text.DecimalFormat;
 import java.text.DecimalFormatSymbols;
 import java.text.NumberFormat;
 import java.util.ArrayList;
+import java.util.List;
 import java.util.Locale;
 
+import hudson.util.HttpResponses;
 import org.jacoco.core.analysis.IClassCoverage;
 import org.jacoco.core.analysis.IMethodCoverage;
 import org.jacoco.core.analysis.IPackageCoverage;
+import org.jacoco.core.data.ExecFileLoader;
+import org.jacoco.core.data.ExecutionDataWriter;
+import org.kohsuke.stapler.HttpResponse;
+import org.kohsuke.stapler.StaplerRequest;
+import org.kohsuke.stapler.StaplerResponse;
+import org.kohsuke.stapler.WebMethod;
+
+import javax.servlet.ServletException;
 
 /**
  * Root object of the coverage report.
@@ -149,6 +160,35 @@ public AbstractBuild<?,?> getBuild() {
 		return action.owner;
 	}
 
+    /**
+     * Serves a single jacoco.exec file that merges all that have been recorded.
+     */
+    @WebMethod(name="jacoco.exec")
+    public HttpResponse doJacocoExec() throws IOException {
+        final List<File> files = action.getJacocoReport().getExecFiles();
+
+        switch (files.size()) {
+        case 0:
+            return HttpResponses.error(404, "No jacoco.exec file recorded");
+        case 1:
+            return HttpResponses.staticResource(files.get(0));
+        default:
+            // TODO: perhaps we want to cache the merged result?
+            return new HttpResponse() {
+                public void generateResponse(StaplerRequest req, StaplerResponse rsp, Object node) throws IOException, ServletException {
+                    ExecFileLoader loader = new ExecFileLoader();
+                    for (File exec : files) {
+                        loader.load(exec);
+                    }
+                    rsp.setContentType("application/octet-stream");
+                    final ExecutionDataWriter dataWriter = new ExecutionDataWriter(rsp.getOutputStream());
+                    loader.getSessionInfoStore().accept(dataWriter);
+                    loader.getExecutionDataStore().accept(dataWriter);
+                }
+            };
+        }
+    }
+
 
 	public void setThresholds(JacocoHealthReportThresholds healthReports) {
 		this.healthReports = healthReports;

diff --git a/src/main/resources/hudson/plugins/jacoco/report/CoverageReport/index.jelly b/src/main/resources/hudson/plugins/jacoco/report/CoverageReport/index.jelly
@@ -3,7 +3,11 @@
     <st:include it="${it.build}" page="sidepanel.jelly" />
     <l:main-panel>
       <h2>${%JaCoCo Coverage Report}</h2>
-
+      <div>
+        <img src="${imagesURL}/24x24/save.png" />
+
+        <a href="jacoco.exec">Download <tt>jacoco.exec</tt> binary coverage file</a>
+      </div>
 
       <e:floatingTrendGraph/>