rename scm-server-util to scm-server-api and added scm-server-jetty

scm-core/src/main/java/sonia/scm/util/ChecksumUtil.java

@@ -0,0 +1,136 @@
+/*
+ * To change this template, choose Tools | Templates
+ * and open the template in the editor.
+ */
+
+
+
+package sonia.scm.util;
+
+//~--- JDK imports ------------------------------------------------------------
+
+import java.io.File;
+import java.io.FileInputStream;
+import java.io.IOException;
+import java.io.InputStream;
+
+import java.security.MessageDigest;
+import java.security.NoSuchAlgorithmException;
+
+/**
+ *
+ * @author Sebastian Sdorra
+ */
+public class ChecksumUtil
+{
+
+  /** Field description */
+  private static final String DIGEST_TYPE = "SHA-1";
+
+  //~--- methods --------------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @param in
+   *
+   * @return
+   *
+   * @throws IOException
+   */
+  public static String createChecksum(InputStream in) throws IOException
+  {
+    MessageDigest digest = null;
+
+    try
+    {
+      byte[] buffer = new byte[1024];
+
+      digest = getDigest();
+
+      int numRead = 0;
+
+      do
+      {
+        numRead = in.read(buffer);
+
+        if (numRead > 0)
+        {
+          digest.update(buffer, 0, numRead);
+        }
+      }
+      while (numRead != -1);
+    }
+    finally
+    {
+      if (in != null)
+      {
+        in.close();
+      }
+    }
+
+    byte[] b = digest.digest();
+
+    return toHexString(b);
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param file
+   *
+   * @return
+   *
+   * @throws IOException
+   */
+  public static String createChecksum(File file) throws IOException
+  {
+    return createChecksum(new FileInputStream(file));
+  }
+
+  /**
+   * Method description
+   *
+   *
+   * @param byteArray
+   *
+   * @return
+   */
+  private static String toHexString(byte[] byteArray)
+  {
+    StringBuilder buffer = new StringBuilder();
+
+    for (byte b : byteArray)
+    {
+      buffer.append(Integer.toHexString(b));
+    }
+
+    return buffer.toString();
+  }
+
+  //~--- get methods ----------------------------------------------------------
+
+  /**
+   * Method description
+   *
+   *
+   * @return
+   */
+  private static MessageDigest getDigest()
+  {
+    MessageDigest digest = null;
+
+    try
+    {
+      digest = MessageDigest.getInstance(DIGEST_TYPE);
+    }
+    catch (NoSuchAlgorithmException ex)
+    {
+      throw new RuntimeException("no such digest");
+    }
+
+    return digest;
+  }
+}

scm-core/src/main/java/sonia/scm/util/Util.java

@@ -12,6 +12,8 @@ package sonia.scm.util;
 import java.io.Closeable;
 import java.io.File;
 import java.io.IOException;
+import java.io.InputStream;
+import java.io.OutputStream;
 
 import java.util.Collection;
 import java.util.logging.Level;
@@ -50,6 +52,25 @@ public class Util
     }
   }
 
+  /**
+   * Method description
+   *
+   *
+   * @param in
+   * @param out
+   *
+   * @throws IOException
+   */
+  public static void copy(InputStream in, OutputStream out) throws IOException
+  {
+    byte[] buffer = new byte[0xFFFF];
+
+    for (int len; (len = in.read(buffer)) != -1; )
+    {
+      out.write(buffer, 0, len);
+    }
+  }
+
   /**
    *   Method description
    *