From: jprocter <jprocter@compbio.dundee.ac.uk>
Date: Mon, 8 Jun 2009 12:30:03 +0000 (+0000)
Subject: locate first session or sessions for a given URN
X-Git-Tag: Release_0.2~18
X-Git-Url: http://source.jalview.org/gitweb/?p=vamsas.git;a=commitdiff_plain;h=5973bb590fb78f2a3b05f9ba96f6f76f790092c5

locate first session or sessions for a given URN

git-svn-id: https://svn.lifesci.dundee.ac.uk/svn/repository/trunk@503 be28352e-c001-0410-b1a7-c7978e42abec
---

diff --git a/src/uk/ac/vamsas/client/simpleclient/SimpleSessionManager.java b/src/uk/ac/vamsas/client/simpleclient/SimpleSessionManager.java
index ea5fb60..2c562d1 100644
--- a/src/uk/ac/vamsas/client/simpleclient/SimpleSessionManager.java
+++ b/src/uk/ac/vamsas/client/simpleclient/SimpleSessionManager.java
@@ -23,9 +23,11 @@ package uk.ac.vamsas.client.simpleclient;
 
 import java.io.File;
 import java.io.IOException;
+import java.util.ArrayList;
 
 import uk.ac.vamsas.client.SessionHandle;
 
+
 /**
  * Class to deal with sessions
  * 
@@ -69,17 +71,45 @@ public class SimpleSessionManager {
   public String[] getCurrentSessions() {
     String[] sessions = null;
     if (this.sessionFile != null) {
-      SessionHandle[] sessionHandles = this.sessionFile.retrieveSessionsList();
+      SimpleSessionHandle[] sessionHandles = this.sessionFile.retrieveSessionsList();
       if (sessionHandles != null) {
         sessions = new String[sessionHandles.length];
         for (int i = sessionHandles.length - 1; i > -1; i--) {
-          SessionHandle sessionHandle = sessionHandles[i];
+          SimpleSessionHandle sessionHandle = sessionHandles[i];
           sessions[i] = sessionHandle.getSessionUrn();
         }
       }
     }
     return sessions;
   }
+  /**
+   * recover session(s) corresponding to SessionUrn
+   * @param urn
+   * @return null, or one or more SimpleSessionHandle objects with the given sessionUrn
+   */
+  public SimpleSessionHandle[] getSessionFor(SessionUrn urn) {
+    ArrayList sessions=new ArrayList();
+    if (sessionFile != null) {
+      SessionHandle pattern = new SessionHandle(urn.getSessionUrn());
+      SimpleSessionHandle[] sessionHandles = sessionFile.retrieveSessionsList();
+      if (sessionHandles != null) {
+        for (int i = sessionHandles.length - 1; i > -1; i--) {
+          SimpleSessionHandle sessionHandle = sessionHandles[i];
+          if (sessionHandle.equals(pattern))
+          {
+            sessions.add(sessionHandle);
+          }
+        }
+      }
+    }
+    if (sessions.size()>0)
+    {
+      SimpleSessionHandle[] sh = new SimpleSessionHandle[sessions.size()];
+      sessions.toArray(sh);
+      return sh;
+    }
+    return null;
+  }
 
   /**
    * adds SessionHandle me to the sessionList
@@ -89,7 +119,7 @@ public class SimpleSessionManager {
    * @return session index in list or 0 if lock was invalid or addSession
    *         operation failed.
    */
-  public int addSession(SessionHandle newSession) {
+  public int addSession(SimpleSessionHandle newSession) {
     return this.sessionFile.addSession(newSession, false, this
         .getSessionsWatcher().getChangedState());
   }
@@ -108,7 +138,7 @@ public class SimpleSessionManager {
    *          SessionHandle of the session to remove
    */
   protected void removeSession(SessionHandle session) {
-    this.getSessionFile().removeSession(session,
+    getSessionFile().removeSession(session,
         this.getSessionsWatcher().getChangedState());
   }
 }