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Posted to commits@maven.apache.org by rf...@apache.org on 2019/04/13 09:37:32 UTC

[maven-shade-plugin] 08/11: Only keep actually consumed services

This is an automated email from the ASF dual-hosted git repository.

rfscholte pushed a commit to branch MSHADE-313
in repository https://gitbox.apache.org/repos/asf/maven-shade-plugin.git

commit 78ca1f3296779de8f461e32053ca536bf298e1c3
Author: Markus KARG <ma...@headcrashing.eu>
AuthorDate: Sat Apr 6 12:04:52 2019 +0000

    Only keep actually consumed services
---
 src/it/MSHADE-313/pom.xml                                     |  3 ++-
 src/it/MSHADE-313/test/pom.xml                                |  8 +++++++-
 src/it/MSHADE-313/test/src/main/java/Main.java                |  9 +++++++--
 src/it/MSHADE-313/{service => unused-service}/pom.xml         |  2 +-
 .../src/main/java/UnusedServiceClass.java}                    |  2 +-
 .../src/main/java/UnusedServiceInterface.java}                |  2 +-
 .../main/resources/META-INF/services/UnusedServiceInterface}  |  2 +-
 src/it/MSHADE-313/{service => used-service}/pom.xml           |  2 +-
 .../src/main/java/SomeReferencedClass.java                    |  0
 .../src/main/java/SomeServiceClass.java                       |  0
 .../src/main/java/SomeServiceInterface.java                   |  0
 .../src/main/java/SomeUnreferencedClass.java                  |  0
 .../src/main/resources/META-INF/services/SomeServiceInterface |  0
 src/it/MSHADE-313/verify.bsh                                  |  2 ++
 .../org/apache/maven/plugins/shade/filter/MinijarFilter.java  | 11 ++++++++++-
 15 files changed, 33 insertions(+), 10 deletions(-)

diff --git a/src/it/MSHADE-313/pom.xml b/src/it/MSHADE-313/pom.xml
index 0eab97c..7907136 100644
--- a/src/it/MSHADE-313/pom.xml
+++ b/src/it/MSHADE-313/pom.xml
@@ -33,7 +33,8 @@ under the License.
   </description>
 
   <modules>
-    <module>service</module>
+    <module>unused-service</module>
+    <module>used-service</module>
     <module>test</module>
   </modules>
 </project>
diff --git a/src/it/MSHADE-313/test/pom.xml b/src/it/MSHADE-313/test/pom.xml
index b0ecdaa..cb51ef6 100644
--- a/src/it/MSHADE-313/test/pom.xml
+++ b/src/it/MSHADE-313/test/pom.xml
@@ -29,7 +29,13 @@ under the License.
   <dependencies>
     <dependency>
       <groupId>org.apache.maven.its.shade.mj</groupId>
-      <artifactId>service</artifactId>
+      <artifactId>unused-service</artifactId>
+      <version>1.0</version>
+    </dependency>
+
+    <dependency>
+      <groupId>org.apache.maven.its.shade.mj</groupId>
+      <artifactId>used-service</artifactId>
       <version>1.0</version>
     </dependency>
   </dependencies>
diff --git a/src/it/MSHADE-313/test/src/main/java/Main.java b/src/it/MSHADE-313/test/src/main/java/Main.java
index 293e02c..3f22717 100644
--- a/src/it/MSHADE-313/test/src/main/java/Main.java
+++ b/src/it/MSHADE-313/test/src/main/java/Main.java
@@ -6,9 +6,9 @@
  * to you under the Apache License, Version 2.0 (the
  * "License"); you may not use this file except in compliance
  * with the License.  You may obtain a copy of the License at
- * 
+ *
  *   http://www.apache.org/licenses/LICENSE-2.0
- * 
+ *
  * Unless required by applicable law or agreed to in writing,
  * software distributed under the License is distributed on an
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@@ -17,6 +17,11 @@
  * under the License.
  */
 
+import java.util.ServiceLoader;
+
 public class Main
 {
+    public static void main( String[] args ) {
+        ServiceLoader.load( SomeServiceInterface.class );
+    }
 }
diff --git a/src/it/MSHADE-313/service/pom.xml b/src/it/MSHADE-313/unused-service/pom.xml
similarity index 95%
copy from src/it/MSHADE-313/service/pom.xml
copy to src/it/MSHADE-313/unused-service/pom.xml
index 3dc87e2..3058161 100644
--- a/src/it/MSHADE-313/service/pom.xml
+++ b/src/it/MSHADE-313/unused-service/pom.xml
@@ -23,6 +23,6 @@ under the License.
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.shade.mj</groupId>
-  <artifactId>service</artifactId>
+  <artifactId>unused-service</artifactId>
   <version>1.0</version>
 </project>
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java b/src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceClass.java
similarity index 92%
copy from src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java
copy to src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceClass.java
index d5c3e95..893d019 100644
--- a/src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java
+++ b/src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceClass.java
@@ -17,6 +17,6 @@
  * under the License.
  */
 
-public interface SomeServiceInterface
+public class UnusedServiceClass implements UnusedServiceInterface
 {
 }
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java b/src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceInterface.java
similarity index 95%
copy from src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java
copy to src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceInterface.java
index d5c3e95..f1654b6 100644
--- a/src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java
+++ b/src/it/MSHADE-313/unused-service/src/main/java/UnusedServiceInterface.java
@@ -17,6 +17,6 @@
  * under the License.
  */
 
-public interface SomeServiceInterface
+public interface UnusedServiceInterface
 {
 }
diff --git a/src/it/MSHADE-313/service/src/main/resources/META-INF/services/SomeServiceInterface b/src/it/MSHADE-313/unused-service/src/main/resources/META-INF/services/UnusedServiceInterface
similarity index 89%
copy from src/it/MSHADE-313/service/src/main/resources/META-INF/services/SomeServiceInterface
copy to src/it/MSHADE-313/unused-service/src/main/resources/META-INF/services/UnusedServiceInterface
index 5af3e8e..1dd5c84 100644
--- a/src/it/MSHADE-313/service/src/main/resources/META-INF/services/SomeServiceInterface
+++ b/src/it/MSHADE-313/unused-service/src/main/resources/META-INF/services/UnusedServiceInterface
@@ -16,5 +16,5 @@
 # specific language governing permissions and limitations
 # under the License.
 #
-	SomeServiceClass # Please do not remove comments or whitespace; they are part of the IT test.
+	UnusedServiceClass # Please do not remove comments or whitespace; they are part of the IT test.
 
diff --git a/src/it/MSHADE-313/service/pom.xml b/src/it/MSHADE-313/used-service/pom.xml
similarity index 95%
rename from src/it/MSHADE-313/service/pom.xml
rename to src/it/MSHADE-313/used-service/pom.xml
index 3dc87e2..fe4edc0 100644
--- a/src/it/MSHADE-313/service/pom.xml
+++ b/src/it/MSHADE-313/used-service/pom.xml
@@ -23,6 +23,6 @@ under the License.
   <modelVersion>4.0.0</modelVersion>
 
   <groupId>org.apache.maven.its.shade.mj</groupId>
-  <artifactId>service</artifactId>
+  <artifactId>used-service</artifactId>
   <version>1.0</version>
 </project>
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeReferencedClass.java b/src/it/MSHADE-313/used-service/src/main/java/SomeReferencedClass.java
similarity index 100%
rename from src/it/MSHADE-313/service/src/main/java/SomeReferencedClass.java
rename to src/it/MSHADE-313/used-service/src/main/java/SomeReferencedClass.java
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeServiceClass.java b/src/it/MSHADE-313/used-service/src/main/java/SomeServiceClass.java
similarity index 100%
rename from src/it/MSHADE-313/service/src/main/java/SomeServiceClass.java
rename to src/it/MSHADE-313/used-service/src/main/java/SomeServiceClass.java
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java b/src/it/MSHADE-313/used-service/src/main/java/SomeServiceInterface.java
similarity index 100%
rename from src/it/MSHADE-313/service/src/main/java/SomeServiceInterface.java
rename to src/it/MSHADE-313/used-service/src/main/java/SomeServiceInterface.java
diff --git a/src/it/MSHADE-313/service/src/main/java/SomeUnreferencedClass.java b/src/it/MSHADE-313/used-service/src/main/java/SomeUnreferencedClass.java
similarity index 100%
rename from src/it/MSHADE-313/service/src/main/java/SomeUnreferencedClass.java
rename to src/it/MSHADE-313/used-service/src/main/java/SomeUnreferencedClass.java
diff --git a/src/it/MSHADE-313/service/src/main/resources/META-INF/services/SomeServiceInterface b/src/it/MSHADE-313/used-service/src/main/resources/META-INF/services/SomeServiceInterface
similarity index 100%
rename from src/it/MSHADE-313/service/src/main/resources/META-INF/services/SomeServiceInterface
rename to src/it/MSHADE-313/used-service/src/main/resources/META-INF/services/SomeServiceInterface
diff --git a/src/it/MSHADE-313/verify.bsh b/src/it/MSHADE-313/verify.bsh
index e3c5d32..cf79b16 100644
--- a/src/it/MSHADE-313/verify.bsh
+++ b/src/it/MSHADE-313/verify.bsh
@@ -29,6 +29,8 @@ String[] wanted =
 
 String[] unwanted =
 {
+    "UnusedServiceInterface.class",
+    "UnusedServiceClass.class",
     "SomeUnreferencedClass.class"
 };
 
diff --git a/src/main/java/org/apache/maven/plugins/shade/filter/MinijarFilter.java b/src/main/java/org/apache/maven/plugins/shade/filter/MinijarFilter.java
index 528caa8..e04355e 100644
--- a/src/main/java/org/apache/maven/plugins/shade/filter/MinijarFilter.java
+++ b/src/main/java/org/apache/maven/plugins/shade/filter/MinijarFilter.java
@@ -125,6 +125,8 @@ public class MinijarFilter
 
     private void removeServices( final MavenProject project, final Clazzpath cp )
     {
+        final Set<Clazz> neededClasses = cp.getClazzes();
+        neededClasses.removeAll( removable );
         try
         {
             for ( final String fileName : project.getRuntimeClasspathElements() )
@@ -134,7 +136,14 @@ public class MinijarFilter
                     for ( final Enumeration<JarEntry> entries = jar.entries(); entries.hasMoreElements(); )
                     {
                         final JarEntry jarEntry = entries.nextElement();
-                        if ( !jarEntry.getName().startsWith( "META-INF/services/" ) )
+                        if ( jarEntry.isDirectory() || !jarEntry.getName().startsWith( "META-INF/services/" ) )
+                        {
+                            continue;
+                        }
+
+                        final String serviceClassName = jarEntry.getName().substring( "META-INF/services/".length() );
+                        final boolean isNeededClass = neededClasses.contains( cp.getClazz( serviceClassName ) );
+                        if ( !isNeededClass )
                         {
                             continue;
                         }