diff options
Diffstat (limited to 'base/common/src/com/netscape/cms/publish/publishers/PublisherUtils.java')
-rw-r--r-- | base/common/src/com/netscape/cms/publish/publishers/PublisherUtils.java | 136 |
1 files changed, 136 insertions, 0 deletions
diff --git a/base/common/src/com/netscape/cms/publish/publishers/PublisherUtils.java b/base/common/src/com/netscape/cms/publish/publishers/PublisherUtils.java new file mode 100644 index 000000000..af8d283dd --- /dev/null +++ b/base/common/src/com/netscape/cms/publish/publishers/PublisherUtils.java @@ -0,0 +1,136 @@ +// --- BEGIN COPYRIGHT BLOCK --- +// This program is free software; you can redistribute it and/or modify +// it under the terms of the GNU General Public License as published by +// the Free Software Foundation; version 2 of the License. +// +// This program is distributed in the hope that it will be useful, +// but WITHOUT ANY WARRANTY; without even the implied warranty of +// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the +// GNU General Public License for more details. +// +// You should have received a copy of the GNU General Public License along +// with this program; if not, write to the Free Software Foundation, Inc., +// 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. +// +// (C) 2007 Red Hat, Inc. +// All rights reserved. +// --- END COPYRIGHT BLOCK --- +package com.netscape.cms.publish.publishers; + +import java.io.BufferedReader; +import java.io.IOException; +import java.io.InputStream; +import java.io.OutputStream; +import java.io.OutputStreamWriter; +import java.net.InetAddress; +import java.net.UnknownHostException; +import java.text.SimpleDateFormat; +import java.util.Date; +import java.util.Vector; + +/** + * Publisher utility class. + * + * @version $Revision$, $Date$ + */ +public class PublisherUtils { + public static void checkHost(String hostname) throws UnknownHostException { + InetAddress.getByName(hostname); + } + + public static void copyStream(InputStream in, OutputStream out) throws IOException { + byte[] buf = new byte[4096]; + int len; + + while ((len = in.read(buf)) != -1) { + out.write(buf, 0, len); + } + } + + public static void copyStream(BufferedReader in, OutputStreamWriter out) throws IOException { + char[] buf = new char[4096]; + int len; + + while ((len = in.read(buf)) != -1) { + out.write(buf, 0, len); + } + } + + /// Sorts an array of Strings. + // Java currently has no general sort function. Sorting Strings is + // common enough that it's worth making a special case. + public static void sortStrings(String[] strings) { + // Just does a bubblesort. + for (int i = 0; i < strings.length - 1; ++i) { + for (int j = i + 1; j < strings.length; ++j) { + if (strings[i].compareTo(strings[j]) > 0) { + String t = strings[i]; + + strings[i] = strings[j]; + strings[j] = t; + } + } + } + } + + /// Returns a date string formatted in Unix ls style - if it's within + // six months of now, Mmm dd hh:ss, else Mmm dd yyyy. + public static String lsDateStr(Date date) { + long dateTime = date.getTime(); + + if (dateTime == -1L) + return "------------"; + long nowTime = System.currentTimeMillis(); + SimpleDateFormat formatter = new SimpleDateFormat(); + + if (Math.abs(nowTime - dateTime) < 183L * 24L * 60L * 60L * 1000L) + formatter.applyPattern("MMM dd hh:ss"); + else + formatter.applyPattern("MMM dd yyyy"); + return formatter.format(date); + } + + /** + * compares contents two byte arrays returning true if exactly same. + */ + static public boolean byteArraysAreEqual(byte[] a, byte[] b) { + if (a.length != b.length) + return false; + for (int i = 0; i < a.length; i++) { + if (a[i] != b[i]) + return false; + } + return true; + } + + /** + * strips out double quotes around String parameter + * + * @param s the string potentially bracketed with double quotes + * @return string stripped of surrounding double quotes + */ + public static String stripQuotes(String s) { + if (s == null) { + return s; + } + + if ((s.startsWith("\"")) && (s.endsWith("\""))) { + return (s.substring(1, (s.length() - 1))); + } + + return s; + } + + /** + * returns an array of strings from a vector of Strings + * there'll be trouble if the Vector contains something other + * than just Strings + */ + public static String[] getStringArrayFromVector(Vector<String> v) { + String s[] = new String[v.size()]; + + v.copyInto(s); + return s; + } + +} |