1 files changed, 160 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/1.6.1-TUSCANY-3909/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/FolderContributionProcessor.java b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/FolderContributionProcessor.java
new file mode 100644
index 0000000000..9bd4d23680
--- /dev/null
+++ b/sca-java-1.x/tags/1.6.1-TUSCANY-3909/contribution-impl/src/main/java/org/apache/tuscany/sca/contribution/processor/impl/FolderContributionProcessor.java
@@ -0,0 +1,160 @@
+/*
+ * Licensed to the Apache Software Foundation (ASF) under one
+ * or more contributor license agreements.  See the NOTICE file
+ * distributed with this work for additional information
+ * regarding copyright ownership.  The ASF licenses this file
+ * to you under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0
+ * 
+ * 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 org.apache.tuscany.sca.contribution.processor.impl;
+
+import java.io.File;
+import java.io.IOException;
+import java.io.InputStream;
+import java.net.MalformedURLException;
+import java.net.URI;
+import java.net.URISyntaxException;
+import java.net.URL;
+import java.security.AccessController;
+import java.security.PrivilegedAction;
+import java.util.ArrayList;
+import java.util.List;
+
+import org.apache.tuscany.sca.contribution.PackageType;
+import org.apache.tuscany.sca.contribution.processor.PackageProcessor;
+import org.apache.tuscany.sca.contribution.service.ContributionException;
+import org.apache.tuscany.sca.contribution.service.ContributionReadException;
+
+/**
+ * Folder contribution package processor.
+ * 
+ * @version $Rev$ $Date$
+ */
+public class FolderContributionProcessor implements PackageProcessor {
+
+    public FolderContributionProcessor() {
+    }
+
+    public String getPackageType() {
+        return PackageType.FOLDER;
+    }
+
+    /**
+     * Recursively traverse a root directory
+     * 
+     * @param fileList
+     * @param file
+     * @param root
+     * @throws IOException
+     */
+    private static void traverse(List<URI> fileList, final File file, final File root) throws IOException {
+        // Allow privileged access to test file. Requires FilePermissions in security policy file.
+        Boolean isFile = AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
+            public Boolean run() {
+                return file.isFile();
+            }
+        });
+        if (isFile) {
+            fileList.add(AccessController.doPrivileged(new PrivilegedAction<URI>() {
+                public URI run() {
+                    return root.toURI().relativize(file.toURI());
+                }
+            }));
+        } else {
+            // Allow privileged access to test file. Requires FilePermissions in security policy
+            // file.
+            Boolean isDirectory = AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
+                public Boolean run() {
+                    return file.isDirectory();
+                }
+            });
+            if (isDirectory) {
+                String uri = AccessController.doPrivileged(new PrivilegedAction<URI>() {
+                    public URI run() {
+                        return root.toURI().relativize(file.toURI());
+                    }
+                }).toString();
+
+                if (uri.endsWith("/")) {
+                    uri = uri.substring(0, uri.length() - 1);
+                }
+                try {
+                    fileList.add(new URI(null, uri, null));
+                } catch (URISyntaxException e) {
+                    throw new IllegalArgumentException("Invalid artifact uri:" + uri);
+                }
+
+                // Allow privileged access to list files. Requires FilePermission in security
+                // policy.
+                File[] files = AccessController.doPrivileged(new PrivilegedAction<File[]>() {
+                    public File[] run() {
+                        return file.listFiles();
+                    }
+                });
+                for (File f : files) {
+                    if (!f.getName().startsWith(".")) {
+                        traverse(fileList, f, root);
+                    }
+                }
+            }
+        }
+    }
+    
+    public URL getArtifactURL(URL sourceURL, URI artifact) throws MalformedURLException {
+        return new URL(sourceURL, artifact.toString());
+    }
+
+    public List<URI> getArtifacts(URL packageSourceURL, InputStream inputStream) throws ContributionException,
+        IOException {
+        if (packageSourceURL == null) {
+            throw new IllegalArgumentException("Invalid null package source URL.");
+        }
+
+        List<URI> artifacts = new ArrayList<URI>();
+
+        try {
+            // Assume the root is a jar file
+            final File rootFolder = new File(packageSourceURL.toURI());
+            // Allow privileged access to test file. Requires FilePermissions in security policy
+            // file.
+            Boolean isDirectory = AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
+                public Boolean run() {
+                    return rootFolder.isDirectory();
+                }
+            });
+            if (isDirectory) {
+                // Allow privileged access to test file. Requires FilePermissions in security policy
+                // file.
+                Boolean folderExists = AccessController.doPrivileged(new PrivilegedAction<Boolean>() {
+                    public Boolean run() {
+                        return rootFolder.exists();
+                    }
+                });
+                if (!folderExists) {
+                    throw new ContributionReadException(rootFolder.getAbsolutePath());
+                }
+
+                // Security consideration. This method gathers URIs of enclosed
+                // artifacts. The URIs are protected by the policy when a user
+                // yries to open those URLs.
+                traverse(artifacts, rootFolder, rootFolder);
+            }
+
+        } catch (URISyntaxException e) {
+            throw new ContributionReadException(packageSourceURL.toExternalForm(), e);
+        }
+
+        return artifacts;
+    }
+}