1 files changed, 107 insertions, 0 deletions
diff --git a/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/wizards/templates/CreateFileChange.java b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/wizards/templates/CreateFileChange.java
new file mode 100644
index 000000000..3b41c36c2
--- /dev/null
+++ b/eclipse/plugins/com.android.ide.eclipse.adt/src/com/android/ide/eclipse/adt/internal/wizards/templates/CreateFileChange.java
@@ -0,0 +1,107 @@
+/*
+ * Copyright (C) 2012 The Android Open Source Project
+ *
+ * Licensed under the Eclipse Public License, Version 1.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *      http://www.eclipse.org/org/documents/epl-v10.php
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+
+package com.android.ide.eclipse.adt.internal.wizards.templates;
+
+import com.android.annotations.NonNull;
+import com.android.ide.eclipse.adt.AdtPlugin;
+import com.android.ide.eclipse.adt.AdtUtils;
+import com.google.common.io.Closeables;
+import com.google.common.io.Files;
+import com.google.common.io.InputSupplier;
+
+import org.eclipse.core.resources.IContainer;
+import org.eclipse.core.resources.IFile;
+import org.eclipse.core.resources.IFolder;
+import org.eclipse.core.resources.IResource;
+import org.eclipse.core.resources.ResourcesPlugin;
+import org.eclipse.core.runtime.CoreException;
+import org.eclipse.core.runtime.IPath;
+import org.eclipse.core.runtime.IProgressMonitor;
+import org.eclipse.core.runtime.OperationCanceledException;
+import org.eclipse.core.runtime.SubProgressMonitor;
+import org.eclipse.ltk.core.refactoring.Change;
+import org.eclipse.ltk.core.refactoring.RefactoringStatus;
+import org.eclipse.ltk.core.refactoring.resource.ResourceChange;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.InputStream;
+import java.net.URI;
+
+/** Change which lazily copies a file */
+public class CreateFileChange extends ResourceChange {
+    private String mName;
+    private final IPath mPath;
+    private final File mSource;
+
+    CreateFileChange(@NonNull String name, @NonNull IPath workspacePath, File source) {
+        mName = name;
+        mPath = workspacePath;
+        mSource = source;
+    }
+
+    @Override
+    protected IResource getModifiedResource() {
+      return ResourcesPlugin.getWorkspace().getRoot().getFile(mPath);
+    }
+
+    @Override
+    public String getName() {
+        return mName;
+    }
+
+    @Override
+    public RefactoringStatus isValid(IProgressMonitor pm)
+            throws CoreException, OperationCanceledException {
+        RefactoringStatus result = new RefactoringStatus();
+        IFile file = ResourcesPlugin.getWorkspace().getRoot().getFile(mPath);
+        URI location = file.getLocationURI();
+        if (location == null) {
+            result.addFatalError("Unknown location " + file.getFullPath().toString());
+            return result;
+        }
+        return result;
+    }
+
+    @SuppressWarnings("resource") // Eclipse doesn't know about Guava's Closeables.closeQuietly
+    @Override
+    public Change perform(IProgressMonitor pm) throws CoreException {
+        InputSupplier<FileInputStream> supplier = Files.newInputStreamSupplier(mSource);
+        InputStream is = null;
+        try {
+            pm.beginTask("Creating file", 3);
+            IFile file = (IFile) getModifiedResource();
+
+            IContainer parent = file.getParent();
+            if (parent != null && !parent.exists()) {
+                IFolder folder = ResourcesPlugin.getWorkspace().getRoot().getFolder(
+                        parent.getFullPath());
+                AdtUtils.ensureExists(folder);
+            }
+
+            is = supplier.getInput();
+            file.create(is, false, new SubProgressMonitor(pm, 1));
+            pm.worked(1);
+        } catch (Exception ioe) {
+            AdtPlugin.log(ioe, null);
+        } finally {
+            Closeables.closeQuietly(is);
+            pm.done();
+        }
+        return null;
+    }
+}