Moving to root below branch label

git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@2005 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261

source/java/org/alfresco/filesys/ftp/FTPDate.java

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+/*
+ * Copyright (C) 2005 Alfresco, Inc.
+ *
+ * Licensed under the Mozilla Public License version 1.1 
+ * with a permitted attribution clause. You may obtain a
+ * copy of the License at
+ *
+ *   http://www.alfresco.org/legal/license.txt
+ *
+ * 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.alfresco.filesys.ftp;
+
+import java.util.*;
+
+/**
+ * FTP Date Utility Class
+ * 
+ * @author GKSpencer
+ */
+public class FTPDate
+{
+
+    // Constants
+    //
+    // Six months in ticks
+
+    protected final static long SIX_MONTHS = 183L * 24L * 60L * 60L * 1000L;
+
+    // Month names
+
+    protected final static String[] _months = { "Jan", "Feb", "Mar", "Apr", "May", "Jun", "Jul", "Aug", "Sep", "Oct",
+            "Nov", "Dec" };
+
+    /**
+     * Pack a date string in Unix format The format is 'Mmm dd hh:mm' if the file is less than six
+     * months old, else the format is 'Mmm dd yyyy'.
+     * 
+     * @param buf StringBuffer
+     * @param dt Date
+     */
+    public final static void packUnixDate(StringBuffer buf, Date dt)
+    {
+
+        // Check if the date is valid
+
+        if (dt == null)
+        {
+            buf.append("------------");
+            return;
+        }
+
+        // Get the time raw value
+
+        long timeVal = dt.getTime();
+        if (timeVal < 0)
+        {
+            buf.append("------------");
+            return;
+        }
+
+        // Add the month name and date parts to the string
+
+        Calendar cal = new GregorianCalendar();
+        cal.setTime(dt);
+        buf.append(_months[cal.get(Calendar.MONTH)]);
+        buf.append(" ");
+
+        int dayOfMonth = cal.get(Calendar.DATE);
+        if (dayOfMonth < 10)
+            buf.append(" ");
+        buf.append(dayOfMonth);
+        buf.append(" ");
+
+        // If the file is less than six months old we append the file time, else we append the year
+
+        long timeNow = System.currentTimeMillis();
+        if (Math.abs(timeNow - timeVal) > SIX_MONTHS)
+        {
+
+            // Append the year
+
+            buf.append(cal.get(Calendar.YEAR));
+        }
+        else
+        {
+
+            // Append the file time as hh:mm
+
+            int hr = cal.get(Calendar.HOUR_OF_DAY);
+            if (hr < 10)
+                buf.append("0");
+            buf.append(hr);
+            buf.append(":");
+
+            int sec = cal.get(Calendar.SECOND);
+            if (sec < 10)
+                buf.append("0");
+            buf.append(sec);
+        }
+    }
+}