Start to implement the SCA policy framework 1.1 spec draft from OASIS OpenCSA

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@746356 13f79535-47bb-0310-9956-ffa450edef68

6 files changed, 6 insertions, 6 deletions

diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
index ef23778ea3..a531eb9ddd 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXArtifactProcessorExtensionPoint.java
@@ -148,7 +148,7 @@ public class DefaultStAXArtifactProcessorExtensionPoint extends
     /**
      * Lazily load artifact processors registered in the extension point.
      */
-    private void loadArtifactProcessors() {
+    private synchronized void loadArtifactProcessors() {
         if (loaded)
             return;
 
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java
index bd38a609a6..3cdcddc976 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultStAXAttributeProcessorExtensionPoint.java
@@ -144,7 +144,7 @@ public class DefaultStAXAttributeProcessorExtensionPoint extends
     /**
      * Lazily load artifact processors registered in the extension point.
      */
-    private void loadArtifactProcessors() {
+    private synchronized void loadArtifactProcessors() {
         if (loaded)
             return;
 
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultURLArtifactProcessorExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultURLArtifactProcessorExtensionPoint.java
index 402d4aa151..86206d4ab2 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultURLArtifactProcessorExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultURLArtifactProcessorExtensionPoint.java
@@ -117,7 +117,7 @@ public class DefaultURLArtifactProcessorExtensionPoint
     /**
      * Lazily load artifact processors registered in the extension point.
      */
-    private void loadProcessors() {
+    private synchronized void loadProcessors() {
         if (loaded)
             return;
 
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultValidationSchemaExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultValidationSchemaExtensionPoint.java
index a6631f498e..9f4094aa12 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultValidationSchemaExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/processor/DefaultValidationSchemaExtensionPoint.java
@@ -51,7 +51,7 @@ public class DefaultValidationSchemaExtensionPoint implements ValidationSchemaEx
      * Load schema declarations from META-INF/services/
      * org.apache.tuscany.sca.contribution.processor.ValidationSchema files
      */
-    private void loadSchemas() {
+    private synchronized void loadSchemas() {
         if (loaded)
             return;
 
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultModelResolverExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultModelResolverExtensionPoint.java
index 878a2efdab..33e252830a 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultModelResolverExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/resolver/DefaultModelResolverExtensionPoint.java
@@ -89,7 +89,7 @@ public class DefaultModelResolverExtensionPoint implements ModelResolverExtensio
     /**
      * Dynamically load model resolvers declared under META-INF/services
      */
-    private void loadModelResolvers() {
+    private synchronized void loadModelResolvers() {
         if (loadedResolvers != null)
             return;
         loadedResolvers = new HashMap<String, ServiceDeclaration>();
diff --git a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/scanner/DefaultContributionScannerExtensionPoint.java b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/scanner/DefaultContributionScannerExtensionPoint.java
index cf3c77d5eb..163f887bbc 100644
--- a/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/scanner/DefaultContributionScannerExtensionPoint.java
+++ b/java/sca/modules/contribution/src/main/java/org/apache/tuscany/sca/contribution/scanner/DefaultContributionScannerExtensionPoint.java
@@ -57,7 +57,7 @@ public class DefaultContributionScannerExtensionPoint implements ContributionSca
         return scanners.get(contentType);
     }
 
-    private void loadScanners() {
+    private synchronized void loadScanners() {
         if (loaded)
             return;