doc: update links

Author: adamdickmeiss

README.md

@@ -19,13 +19,13 @@ CQL-Java is a Free Software project that provides:
 CQL is "Common Query Language", a query language designed under
 the umbrella of the ZING initiative (Z39.59-International Next
 Generation).  The official specification is at
-	http://www.loc.gov/standards/sru/cql/
+	https://www.loc.gov/standards/sru/cql/
 and there's more (and friendlier) information at
-	http://zing.z3950.org/cql/index.html
+	https://zing.z3950.org/cql/index.html
 
 XCQL is "XML CQL", a representation of CQL-equivalent queries in XML
 which is supposed to be easier to parse.  The specification is at
-	http://docs.oasis-open.org/search-ws/searchRetrieve/v1.0/os/schemas/xcql.xsd
+	https://docs.oasis-open.org/search-ws/searchRetrieve/v1.0/os/schemas/xcql.xsd
 in the form of an XML Schema.
 
 But if you didn't know that, why are you even reading this?  :-)
@@ -90,7 +90,7 @@ Using the library in your own applications:
 
 ## Description
 
-See the automatically generated class documentation in the "target"
+See the automatically generated class documentation in the `target`
 subdirectory.
 
 
@@ -99,7 +99,7 @@ subdirectory.
 Original code and documentation by Mike Taylor, Index Data <mike@indexdata.com>
 At present maintained by Jakub Skoczen, Index Data <jakub@indexdata.dk>
 
-* http://www.indexdata.com/cql-java
+* https://www.indexdata.com/cql-java
 
 Please email us with bug-reports, wishlist items, patches, deployment
 stories and, of course, large cash donations.
@@ -109,7 +109,7 @@ stories and, of course, large cash donations.
 
 The CQL-Java suite is Free Software, which is pretty much legally
 equivalent -- though not morally equivalent -- to Open Source.  See
-	http://www.gnu.org/philosophy/free-software-for-freedom.html
+	https://www.gnu.org/philosophy/free-software-for-freedom.html
 for a detailed if somewhat one-sided discussion of the differences,
 and particularly of why Free Software is an important idea.
 
@@ -124,7 +124,7 @@ a part of a non-free larger work.
 
 ## See also
 
-* http://zing.z3950.org/cql
+* https://zing.z3950.org/cql
 * Adam Dickmeiss's CQL compiler, written in C.
 * Rob Sanderson's CQL compiler, written in Python.
 * Jakub Skoczen's CQL-js compiler, written in JavaScript https://github.com/indexdata/cql-js

src/main/java/org/z3950/zing/cql/CQLGenerator.java

@@ -19,8 +19,8 @@
  * this distribution - there is a <code>generate_<I>x</I>()</code> method
  * for each grammar element <I>X</I>.
  *
- * @see <A href="http://zing.z3950.org/cql/index.html"
- *      >http://zing.z3950.org/cql/index.html</A>
+ * @see <A href="https://zing.z3950.org/cql/index.html"
+ *      >https://zing.z3950.org/cql/index.html</A>
  */
 public class CQLGenerator {
     private Properties params;

src/main/java/org/z3950/zing/cql/CQLNode.java

@@ -90,9 +90,9 @@ static void renderSortKeys(XCQLBuilder b, int level,
      * that can be trivially mapped, one-to-one, int Z39.50 Type-1 and
      * Type-101 queries. A specification for the format can be found
      * in
-     * <A href="http://indexdata.dk/yaz/doc/tools.php#PQF"
+     * <A href="https://indexdata.com/yaz/doc/tools.html#PQF"
      * >Chapter 7 (Supporting Tools)</A> of the
-     * <A href="http://indexdata.dk/yaz/">YAZ</A> manual.
+     * <A href="https://indexdata.com/yaz/doc">YAZ</A> manual.
      *
      * @param config
      *               A <code>Properties</code> object containing configuration
@@ -130,8 +130,8 @@ abstract public String toPQF(Properties config)
      * @return
      *         A byte array containing the BER packet.
      * @see
-     *      <A href="ftp://ftp.rsasecurity.com/pub/pkcs/ascii/layman.asc"
-     *      >ftp://ftp.rsasecurity.com/pub/pkcs/ascii/layman.asc</A>
+     *      <A href="https://luca.ntop.org/Teaching/Appunti/asn1.html"
+     *      >A Layman's Guide to a Subset of ASN.1, BER, and DER</A>
      * @throws PQFTranslationException
      *                                 If the parse-tree cannot be translated into
      *                                 PQF, for example

src/main/java/org/z3950/zing/cql/CQLParser.java

@@ -14,8 +14,8 @@
 /**
  * Compiles CQL strings into parse trees of CQLNode subtypes.
  *
- * @see <A href="http://zing.z3950.org/cql/index.html"
- *      >http://zing.z3950.org/cql/index.html</A>
+ * @see <A href="https://zing.z3950.org/cql/index.html"
+ *      >https://zing.z3950.org/cql/index.html</A>
  */
 public class CQLParser {
     private CQLTokenizer lexer;