commit 77b479e5c5854be0747067839a20b19135099487
author Richard S. Hall <rickhall@apache.org> Tue May 11 20:07:53 2010 +0000
committer Richard S. Hall <rickhall@apache.org> Tue May 11 20:07:53 2010 +0000
tree 55b2db2d07e691ac93b54c8b98cc939d653b4ef1
parent 25f7dbcf04874702cba1fea65ec9708a19773409

Stick to Java 1.4 methods or earlier.


git-svn-id: https://svn.apache.org/repos/asf/felix/trunk@943262 13f79535-47bb-0310-9956-ffa450edef68

framework/src/main/java/org/apache/felix/framework/ServiceRegistrationImpl.java

diff --git a/framework/src/main/java/org/apache/felix/framework/ServiceRegistrationImpl.java b/framework/src/main/java/org/apache/felix/framework/ServiceRegistrationImpl.java
index f17acb6..198e546 100644
--- a/framework/src/main/java/org/apache/felix/framework/ServiceRegistrationImpl.java
+++ b/framework/src/main/java/org/apache/felix/framework/ServiceRegistrationImpl.java
@@ -412,7 +412,7 @@
 
         public List<Directive> getDirectives()
         {
-            return Collections.emptyList();
+            return Util.m_emptyList;
         }
 
         public Attribute getAttribute(String name)
@@ -423,12 +423,12 @@
 
         public List<Attribute> getAttributes()
         {
-            return Collections.emptyList();
+            return Util.m_emptyList;
         }
 
         public List<String> getUses()
         {
-            return Collections.emptyList();
+            return Util.m_emptyList;
         }
 
         public Object getProperty(String s)

framework/src/main/java/org/apache/felix/framework/resolver/ResolverImpl.java

diff --git a/framework/src/main/java/org/apache/felix/framework/resolver/ResolverImpl.java b/framework/src/main/java/org/apache/felix/framework/resolver/ResolverImpl.java
index 0e730c6..c351fc2 100644
--- a/framework/src/main/java/org/apache/felix/framework/resolver/ResolverImpl.java
+++ b/framework/src/main/java/org/apache/felix/framework/resolver/ResolverImpl.java
@@ -35,6 +35,7 @@
 import org.apache.felix.framework.capabilityset.CapabilitySet;
 import org.apache.felix.framework.capabilityset.Directive;
 import org.apache.felix.framework.capabilityset.Requirement;
+import org.apache.felix.framework.util.Util;
 import org.apache.felix.framework.util.manifestparser.RequirementImpl;
 import org.osgi.framework.Constants;
 
@@ -47,7 +48,7 @@
     private static boolean m_isInvokeCount = false;
 
     // Reusable empty array.
-    private static final List<Wire> m_emptyWires = Collections.emptyList();
+    private static final List<Wire> m_emptyWires = Util.m_emptyList;
 
     // Holds candidate permutations based on permutating "uses" chains.
     // These permutations are given higher priority.
@@ -1317,7 +1318,7 @@
             return sources;
         }
 
-        return Collections.emptyList();
+        return Util.m_emptyList;
     }
 
     private static List<Capability> getPackageSourcesInternal(

framework/src/main/java/org/apache/felix/framework/util/Util.java

diff --git a/framework/src/main/java/org/apache/felix/framework/util/Util.java b/framework/src/main/java/org/apache/felix/framework/util/Util.java
index deb96c7..5c625dd 100644
--- a/framework/src/main/java/org/apache/felix/framework/util/Util.java
+++ b/framework/src/main/java/org/apache/felix/framework/util/Util.java
@@ -21,6 +21,7 @@
 import java.io.*;
 
 import java.util.ArrayList;
+import java.util.Collections;
 import java.util.HashMap;
 import java.util.List;
 import java.util.Map;
@@ -37,6 +38,8 @@
 
 public class Util
 {
+    public static final List m_emptyList = Collections.unmodifiableList(new ArrayList());
+
     /**
      * Converts a module identifier to a bundle identifier. Module IDs
      * are typically <tt>&lt;bundle-id&gt;.&lt;revision&gt;</tt>; this