1 files changed, 128 insertions, 0 deletions
diff --git a/sca-java-1.x/tags/java-stable-20060304/sca/common/src/main/java/org/apache/tuscany/common/io/util/IOHelper.java b/sca-java-1.x/tags/java-stable-20060304/sca/common/src/main/java/org/apache/tuscany/common/io/util/IOHelper.java
new file mode 100644
index 0000000000..8227a052df
--- /dev/null
+++ b/sca-java-1.x/tags/java-stable-20060304/sca/common/src/main/java/org/apache/tuscany/common/io/util/IOHelper.java
@@ -0,0 +1,128 @@
+/*
+ *
+ * Licensed 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.common.io.util;
+
+import java.io.BufferedInputStream;
+import java.io.ByteArrayOutputStream;
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.FileNotFoundException;
+import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
+
+/**
+ * I/O utility methods
+ *
+ * @version $Rev$ $Date$
+ */
+public class IOHelper {
+
+    // ----------------------------------
+    // Fields
+    // ----------------------------------
+
+    public static int BYTES = 8192;
+
+    // ----------------------------------
+    // Constructors
+    // ----------------------------------
+
+    private IOHelper() {
+    }
+
+    // ----------------------------------
+    // Methods
+    // ----------------------------------
+
+    public static void copy(InputStream in, OutputStream out) throws IOException {
+        copy(in, out, -1);
+    }
+
+    public static void copy(InputStream in, OutputStream out, long byteCount) throws IOException {
+        byte buffer[] = new byte[BYTES];
+        int len = BYTES;
+
+        if (byteCount >= 0) {
+            while (byteCount > 0) {
+                if (byteCount < BYTES) {
+                    len = in.read(buffer, 0, (int) byteCount);
+                } else {
+                    len = in.read(buffer, 0, BYTES);
+                }
+                if (len == -1) {
+                    break;
+                }
+                byteCount -= len;
+                out.write(buffer, 0, len);
+            }
+        } else {
+            while (true) {
+                len = in.read(buffer, 0, BYTES);
+                if (len < 0) {
+                    break;
+                }
+                out.write(buffer, 0, len);
+            }
+        }
+    }
+
+    public static byte[] read(InputStream in) throws IOException {
+        byte buffer[] = new byte[BYTES];
+        ByteArrayOutputStream out = new ByteArrayOutputStream();
+        int len = BYTES;
+        while (true) {
+            len = in.read(buffer, 0, BYTES);
+            if (len < 0) {
+                break;
+            }
+            out.write(buffer, 0, len);
+        }
+        return out.toByteArray();
+    }
+
+    /**
+     * Removes a directory from the file sytsem
+     */
+    public static boolean deleteDir(File pDir) {
+        if (pDir.isDirectory()) {
+            String[] children = pDir.list();
+            for (int i = 0; i < children.length; i++) {
+                boolean success = deleteDir(new File(pDir, children[i]));
+                if (!success) {
+                    return false;
+                }
+            }
+        }
+        return pDir.delete();
+    }
+
+    /**
+     * Returns a stream to the resource associated with pPath in the directory
+     * pRoot
+     */
+    public static InputStream getResource(File pRoot, String pPath) throws FileNotFoundException {
+
+        File[] files = pRoot.listFiles();
+        for (int i = 0; i < files.length; i++) {
+            if (files[i].isFile() && files[i].getName().equals(pPath)) {
+                return new BufferedInputStream(new FileInputStream(files[i]));
+            }
+        }
+        return null;
+    }
+
+}