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authorrfeng <rfeng@13f79535-47bb-0310-9956-ffa450edef68>2008-11-04 22:18:49 +0000
committerrfeng <rfeng@13f79535-47bb-0310-9956-ffa450edef68>2008-11-04 22:18:49 +0000
commitb4fb8e98f94ca47e99f40e92db5972dd7b70fd54 (patch)
tree09844f4baa240cefa76470f62581c01eab7bd3e7
parent924ac265dfdbb0cf799e9690fd8a567760ab329e (diff)
Add two more methods to find contribution locations by resource search
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@711449 13f79535-47bb-0310-9956-ffa450edef68
-rw-r--r--branches/sca-equinox/modules/node-api/src/main/java/org/apache/tuscany/sca/node/ContributionLocationHelper.java56
1 files changed, 54 insertions, 2 deletions
diff --git a/branches/sca-equinox/modules/node-api/src/main/java/org/apache/tuscany/sca/node/ContributionLocationHelper.java b/branches/sca-equinox/modules/node-api/src/main/java/org/apache/tuscany/sca/node/ContributionLocationHelper.java
index 74ebe556bc..96a25dfa63 100644
--- a/branches/sca-equinox/modules/node-api/src/main/java/org/apache/tuscany/sca/node/ContributionLocationHelper.java
+++ b/branches/sca-equinox/modules/node-api/src/main/java/org/apache/tuscany/sca/node/ContributionLocationHelper.java
@@ -26,10 +26,10 @@ import java.security.PrivilegedAction;
/**
* ContributionLocationHelper
*
- * @version $Rev: $ $Date: $
+ * @version $Rev$ $Date$
*/
public class ContributionLocationHelper {
-
+
/**
* Returns the location of the SCA contribution containing the given class.
*
@@ -46,4 +46,56 @@ public class ContributionLocationHelper {
return uri;
}
+ /**
+ * Find the contribution location by seraching a resource on the classpath
+ * @param resourceName
+ * @return
+ */
+ public static String getContributionLocation(String resourceName) {
+ return getContributionLocation(null, resourceName);
+
+ }
+
+ /**
+ * Find the contribution location by seraching a resource using the given classloader
+ * @param classLoader
+ * @param resourceName
+ * @return
+ */
+ public static String getContributionLocation(ClassLoader classLoader, String resourceName) {
+ if (classLoader == null) {
+ classLoader = AccessController.doPrivileged(new PrivilegedAction<ClassLoader>() {
+ public ClassLoader run() {
+ return Thread.currentThread().getContextClassLoader();
+ }
+ });
+ }
+ URL resourceURL = getResource(classLoader, resourceName);
+ if (resourceURL == null) {
+ return null;
+ }
+ String location = null;
+ // "jar:file://....../something.jar!/a/b/c/app.composite"
+ String url = resourceURL.toExternalForm();
+ String protocol = resourceURL.getProtocol();
+ if ("file".equals(protocol)) {
+ // directory contribution
+ if (url.endsWith(resourceName)) {
+ location = url.substring(0, url.lastIndexOf(resourceName));
+ }
+ } else if ("jar".equals(protocol) || "wsjar".equals(protocol) || "zip".equals(protocol)) {
+ // jar contribution
+ location = url.substring(protocol.length() + 1, url.lastIndexOf("!/"));
+ }
+ return location;
+ }
+
+ private static URL getResource(final ClassLoader classLoader, final String compositeURI) {
+ return AccessController.doPrivileged(new PrivilegedAction<URL>() {
+ public URL run() {
+ return classLoader.getResource(compositeURI);
+ }
+ });
+ }
+
}