[388928] Develop a resource transfer framework

https://bugs.eclipse.org/bugs/show_bug.cgi?id=388928

2 files changed, 45 insertions, 1 deletions

diff --git a/plugins/org.eclipse.emf.cdo.transfer.workspace/META-INF/MANIFEST.MF b/plugins/org.eclipse.emf.cdo.transfer.workspace/META-INF/MANIFEST.MF
index 71036756d7..c2d6ef0b43 100644
--- a/plugins/org.eclipse.emf.cdo.transfer.workspace/META-INF/MANIFEST.MF
+++ b/plugins/org.eclipse.emf.cdo.transfer.workspace/META-INF/MANIFEST.MF
@@ -9,7 +9,8 @@ Bundle-Localization: plugin
 Bundle-RequiredExecutionEnvironment: J2SE-1.5
 Require-Bundle: org.eclipse.core.runtime;bundle-version="[3.4.0,4.0.0)",
  org.eclipse.emf.cdo.transfer;bundle-version="[4.2.0,5.0.0)";visibility:=reexport,
- org.eclipse.core.resources;bundle-version="[3.4.0,4.0.0)";visibility:=reexport
+ org.eclipse.core.resources;bundle-version="[3.4.0,4.0.0)";visibility:=reexport,
+ org.eclipse.team.core;bundle-version="[3.4.0,4.0.0)";resolution:=optional
 Export-Package: org.eclipse.emf.cdo.transfer.internal.workspace.bundle;version="4.2.0";x-internal:=true,
  org.eclipse.emf.cdo.transfer.spi.workspace;version="4.2.0"
 Bundle-ActivationPolicy: lazy
diff --git a/plugins/org.eclipse.emf.cdo.transfer.workspace/src/org/eclipse/emf/cdo/transfer/spi/workspace/WorkspaceTransferSystem.java b/plugins/org.eclipse.emf.cdo.transfer.workspace/src/org/eclipse/emf/cdo/transfer/spi/workspace/WorkspaceTransferSystem.java
index c71312d0a9..6ce0e21ed3 100644
--- a/plugins/org.eclipse.emf.cdo.transfer.workspace/src/org/eclipse/emf/cdo/transfer/spi/workspace/WorkspaceTransferSystem.java
+++ b/plugins/org.eclipse.emf.cdo.transfer.workspace/src/org/eclipse/emf/cdo/transfer/spi/workspace/WorkspaceTransferSystem.java
@@ -12,6 +12,7 @@ package org.eclipse.emf.cdo.transfer.spi.workspace;
 
 import org.eclipse.emf.cdo.transfer.CDOTransferElement;
 import org.eclipse.emf.cdo.transfer.CDOTransferSystem;
+import org.eclipse.emf.cdo.transfer.CDOTransferType;
 
 import org.eclipse.net4j.util.WrappedException;
 import org.eclipse.net4j.util.io.IORuntimeException;
@@ -35,6 +36,8 @@ import java.io.InputStream;
  */
 public class WorkspaceTransferSystem extends CDOTransferSystem
 {
+  public static final WorkspaceTransferSystem INSTANCE = new WorkspaceTransferSystem();
+
   public static final String TYPE = "workspace";
 
   private static final IWorkspaceRoot ROOT = ResourcesPlugin.getWorkspace().getRoot();
@@ -62,6 +65,46 @@ public class WorkspaceTransferSystem extends CDOTransferSystem
     }
   }
 
+  protected String getEncoding(IFile file)
+  {
+    try
+    {
+      return file.getCharset();
+    }
+    catch (CoreException ex)
+    {
+      throw WrappedException.wrap(ex);
+    }
+  }
+
+  @Override
+  public CDOTransferType getDefaultTransferType(CDOTransferElement element)
+  {
+    if (element instanceof Element)
+    {
+      Element node = (Element)element;
+      if (node.isDirectory())
+      {
+        return CDOTransferType.FOLDER;
+      }
+
+      IFile file = (IFile)node.getNativeObject();
+
+      // TODO Team is optional, handle its absence.
+      int type = org.eclipse.team.core.Team.getFileContentManager().getType(file);
+      switch (type)
+      {
+      case org.eclipse.team.core.Team.BINARY:
+        return CDOTransferType.FOLDER;
+      case org.eclipse.team.core.Team.TEXT:
+        String encoding = getEncoding(file);
+        return CDOTransferType.text(encoding);
+      }
+    }
+
+    return super.getDefaultTransferType(element);
+  }
+
   @Override
   public URI getURI(IPath path)
   {