https://issues.apache.org/activemq/browse/AMQ-2667 - trimming down activemq-fileserver war

git-svn-id: https://svn.apache.org/repos/asf/activemq/trunk@944325 13f79535-47bb-0310-9956-ffa450edef68

activemq-fileserver/pom.xml

@@ -59,33 +59,10 @@
   </build>
 
   <dependencies>
-
-    <!-- j2ee jars -->
+  
     <dependency>
-      <groupId>org.apache.geronimo.specs</groupId>
-      <artifactId>geronimo-jms_1.1_spec</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.geronimo.specs</groupId>
-      <artifactId>geronimo-jta_1.0.1B_spec</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.geronimo.specs</groupId>
-      <artifactId>geronimo-j2ee-management_1.0_spec</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.geronimo.specs</groupId>
-      <artifactId>geronimo-jacc_1.1_spec</artifactId>
-    </dependency>
-
-    <dependency>
-      <groupId>${project.groupId}</groupId>
-      <artifactId>activemq-core</artifactId>
-    </dependency>
-    <dependency>
-      <groupId>org.apache.activemq</groupId>
-      <artifactId>activemq-jaas</artifactId>
-      <optional>true</optional>
+      <groupId>commons-logging</groupId>
+      <artifactId>commons-logging-api</artifactId>
     </dependency>
     
     <!-- web container -->
@@ -102,6 +79,12 @@
       <artifactId>junit</artifactId>
       <scope>test</scope>
     </dependency>
+
+    <dependency>
+      <groupId>${pom.groupId}</groupId>
+      <artifactId>activemq-core</artifactId>
+      <scope>test</scope>
+    </dependency>
     
     <dependency>
       <groupId>${pom.groupId}</groupId>

activemq-fileserver/src/main/java/org/apache/activemq/util/IOHelper.java

@@ -0,0 +1,136 @@
+/**
+ * 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.activemq.util;
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileOutputStream;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+/**
+ * @version $Revision: 661435 $
+ */
+public final class IOHelper {
+    protected static final int MAX_DIR_NAME_LENGTH;
+    protected static final int MAX_FILE_NAME_LENGTH;
+    private static final int DEFAULT_BUFFER_SIZE = 4096;
+    private IOHelper() {
+    }
+
+    public static String getDefaultDataDirectory() {
+        return getDefaultDirectoryPrefix() + "activemq-data";
+    }
+
+    public static String getDefaultStoreDirectory() {
+        return getDefaultDirectoryPrefix() + "amqstore";
+    }
+
+    /**
+     * Allows a system property to be used to overload the default data
+     * directory which can be useful for forcing the test cases to use a target/
+     * prefix
+     */
+    public static String getDefaultDirectoryPrefix() {
+        try {
+            return System.getProperty("org.apache.activemq.default.directory.prefix", "");
+        } catch (Exception e) {
+            return "";
+        }
+    }
+    
+    public static boolean deleteFile(File fileToDelete) {
+        if (fileToDelete == null || !fileToDelete.exists()) {
+            return true;
+        }
+        boolean result = deleteChildren(fileToDelete);
+        result &= fileToDelete.delete();
+        return result;
+    }
+    
+    public static boolean deleteChildren(File parent) {
+        if (parent == null || !parent.exists()) {
+            return false;
+        }
+        boolean result = true;
+        if (parent.isDirectory()) {
+            File[] files = parent.listFiles();
+            if (files == null) {
+                result = false;
+            } else {
+                for (int i = 0; i < files.length; i++) {
+                    File file = files[i];
+                    if (file.getName().equals(".")
+                            || file.getName().equals("..")) {
+                        continue;
+                    }
+                    if (file.isDirectory()) {
+                        result &= deleteFile(file);
+                    } else {
+                        result &= file.delete();
+                    }
+                }
+            }
+        }
+       
+        return result;
+    }
+    
+    
+    public static void moveFile(File src, File targetDirectory) throws IOException {
+        if (!src.renameTo(new File(targetDirectory, src.getName()))) {
+            throw new IOException("Failed to move " + src + " to " + targetDirectory);
+        }
+    }
+    
+    public static void copyFile(File src, File dest) throws IOException {
+        FileInputStream fileSrc = new FileInputStream(src);
+        FileOutputStream fileDest = new FileOutputStream(dest);
+        copyInputStream(fileSrc, fileDest);
+    }
+    
+    public static void copyInputStream(InputStream in, OutputStream out) throws IOException {
+        byte[] buffer = new byte[DEFAULT_BUFFER_SIZE];
+        int len = in.read(buffer);
+        while (len >= 0) {
+            out.write(buffer, 0, len);
+            len = in.read(buffer);
+        }
+        in.close();
+        out.close();
+    }
+    
+    static {
+        MAX_DIR_NAME_LENGTH = Integer.valueOf(System.getProperty("MaximumDirNameLength","200")).intValue();  
+        MAX_FILE_NAME_LENGTH = Integer.valueOf(System.getProperty("MaximumFileNameLength","64")).intValue();             
+    }
+
+    
+    public static void mkdirs(File dir) throws IOException {
+        if (dir.exists()) {
+            if (!dir.isDirectory()) {
+                throw new IOException("Failed to create directory '" + dir +"', regular file already existed with that name");
+            }
+            
+        } else {
+            if (!dir.mkdirs()) {
+                throw new IOException("Failed to create directory '" + dir+"'");
+            }
+        }
+    }
+}