From 0a7ba7594585b7ca9d50ac1bfdd5407da23fde95 Mon Sep 17 00:00:00 2001
From: Eike Stepper
Date: Tue, 16 Oct 2012 20:39:24 +0200
Subject: [391874] [Releng] Generate API reports during Hudson build
 https://bugs.eclipse.org/bugs/show_bug.cgi?id=391874

---
 .../hudson/api_reports.ant                         |  3 +-
 .../hudson/api_reports.excludelist                 |  2 +
 .../src/org/eclipse/emf/cdo/releng/Api2Html.java   | 52 ++++++++++++++++++----
 3 files changed, 46 insertions(+), 11 deletions(-)

diff --git a/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.ant b/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.ant
index 3ae71cabe2..1a69662659 100644
--- a/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.ant
+++ b/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.ant
@@ -19,8 +19,7 @@
 		<apitooling.compare baseline="${api.baseline}"
 		                    profile="${api.profile}"
 		                    report="${api.report}"
-		                    includelist="${script.dir}/api_reports.includelist"
-		                    excludelist="${script.dir}/api_reports.excludelist" />
+		                    includelist="${script.dir}/api_reports.includelist" />
 	</target>
 
 </project>
diff --git a/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.excludelist b/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.excludelist
index 1c3a0c61d6..1a15f87990 100644
--- a/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.excludelist
+++ b/plugins/org.eclipse.emf.cdo.releng/hudson/api_reports.excludelist
@@ -1,4 +1,6 @@
  R:.*\.releng.*
+ R:.*\.doc.*
+ R:.*\.sdk.*
  R:.*\.examples.*
  R:.*\.tests.*
  R:.*\.buddies.*
diff --git a/plugins/org.eclipse.emf.cdo.releng/src/org/eclipse/emf/cdo/releng/Api2Html.java b/plugins/org.eclipse.emf.cdo.releng/src/org/eclipse/emf/cdo/releng/Api2Html.java
index ef313a000e..4ce8b32c7d 100644
--- a/plugins/org.eclipse.emf.cdo.releng/src/org/eclipse/emf/cdo/releng/Api2Html.java
+++ b/plugins/org.eclipse.emf.cdo.releng/src/org/eclipse/emf/cdo/releng/Api2Html.java
@@ -30,6 +30,7 @@ import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
 import java.util.StringTokenizer;
+import java.util.jar.Manifest;
 import java.util.regex.Matcher;
 import java.util.regex.Pattern;
 
@@ -97,6 +98,9 @@ public class Api2Html extends DefaultHandler
     {
       try
       {
+        String componentVersion = null;
+        String componentChange = null;
+
         String componentID = attributes.getValue("componentId");
         String typeName = attributes.getValue("type_name");
         String elementType = attributes.getValue("element_type");
@@ -105,9 +109,17 @@ public class Api2Html extends DefaultHandler
         if (message.startsWith("The re-exported type"))
         {
           return;
+          // int pos = message.indexOf(" from ");
+          // if (pos != -1)
+          // {
+          // message = message.substring(0, pos);
+          // }
+          //
+          // componentChange = message;
+          // message = null;
+          // typeName = null;
         }
 
-        String componentChange = null;
         if (componentID == null || componentID.length() == 0)
         {
           if (message.startsWith("The API component "))
@@ -117,12 +129,12 @@ public class Api2Html extends DefaultHandler
 
             if (message.endsWith("added"))
             {
-              componentChange = "The API component has been added";
-              componentID = componentID.replace('_', '(') + ")";
+              componentChange = "The plugin has been added";
+              componentVersion = readComponentVersion(componentID);
             }
             else if (message.endsWith("removed"))
             {
-              componentChange = "The API component has been removed";
+              componentChange = "The plugin has been removed";
             }
             else
             {
@@ -142,7 +154,6 @@ public class Api2Html extends DefaultHandler
           }
         }
 
-        String componentVersion = null;
         int pos = componentID.indexOf('(');
         if (pos != -1)
         {
@@ -156,7 +167,7 @@ public class Api2Html extends DefaultHandler
         message = remove(message, " for class " + typeName);
         message = remove(message, " to " + typeName);
 
-        if (message.startsWith("The deprecation modifiers has"))
+        if (message != null && message.startsWith("The deprecation modifiers has"))
         {
           message = "The deprecation modifier has" + message.substring("The deprecation modifiers has".length());
         }
@@ -206,6 +217,26 @@ public class Api2Html extends DefaultHandler
     }
   }
 
+  private String readComponentVersion(String componentID) throws Exception
+  {
+    File plugin = new File(pluginsFolder, componentID);
+    File metaInf = new File(plugin, "META-INF");
+    File manifestFile = new File(metaInf, "MANIFEST.MF");
+
+    FileInputStream in = new FileInputStream(manifestFile);
+
+    try
+    {
+      Manifest manifest = new Manifest(in);
+      java.util.jar.Attributes attributes = manifest.getMainAttributes();
+      return attributes.getValue("Bundle-Version");
+    }
+    finally
+    {
+      in.close();
+    }
+  }
+
   private String determineElementType(String typeName) throws MalformedURLException
   {
     if (classLoader == null)
@@ -311,10 +342,13 @@ public class Api2Html extends DefaultHandler
 
   private String remove(String string, String remove)
   {
-    int pos = string.indexOf(remove);
-    if (pos != -1)
+    if (string != null)
     {
-      string = string.substring(0, pos) + string.substring(pos + remove.length());
+      int pos = string.indexOf(remove);
+      if (pos != -1)
+      {
+        string = string.substring(0, pos) + string.substring(pos + remove.length());
+      }
     }
 
     return string;
-- 
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