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The following commit(s) were added to refs/heads/main by this push:
new 00cf721f14 Refactor to avoid use of Hashtable. No functional change.
00cf721f14 is described below
commit 00cf721f14ac90e7ebc372a5303603ca408fc999
Author: Mark Thomas <ma...@apache.org>
AuthorDate: Thu Sep 15 16:23:49 2022 +0100
Refactor to avoid use of Hashtable. No functional change.
---
java/org/apache/catalina/servlets/CGIServlet.java | 30 +++++++++++------------
1 file changed, 14 insertions(+), 16 deletions(-)
diff --git a/java/org/apache/catalina/servlets/CGIServlet.java
b/java/org/apache/catalina/servlets/CGIServlet.java
index 2f26337a41..dbc941dce5 100644
--- a/java/org/apache/catalina/servlets/CGIServlet.java
+++ b/java/org/apache/catalina/servlets/CGIServlet.java
@@ -29,10 +29,11 @@ import java.nio.file.Files;
import java.util.ArrayList;
import java.util.Date;
import java.util.Enumeration;
+import java.util.HashMap;
import java.util.HashSet;
-import java.util.Hashtable;
import java.util.List;
import java.util.Locale;
+import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import java.util.StringTokenizer;
@@ -306,7 +307,7 @@ public final class CGIServlet extends HttpServlet {
private static final Object expandFileLock = new Object();
/** the shell environment variables to be passed to the CGI script */
- private final Hashtable<String,String> shellEnv = new Hashtable<>();
+ private final Map<String,String> shellEnv = new HashMap<>();
/**
* Enable creation of script command line arguments from query-string.
@@ -698,7 +699,7 @@ public final class CGIServlet extends HttpServlet {
private File tmpDir = null;
/** derived cgi environment */
- private Hashtable<String, String> env = null;
+ private Map<String, String> env = null;
/** cgi command to be invoked */
private String command = null;
@@ -979,7 +980,7 @@ public final class CGIServlet extends HttpServlet {
*/
// Add the shell environment variables (if any)
- Hashtable<String, String> envp = new Hashtable<>(shellEnv);
+ Map<String, String> envp = new HashMap<>(shellEnv);
// Add the CGI environment variables
String sPathInfoOrig = null;
@@ -1317,7 +1318,7 @@ public final class CGIServlet extends HttpServlet {
* @return CGI environment
*
*/
- protected Hashtable<String,String> getEnvironment() {
+ protected Map<String,String> getEnvironment() {
return env;
}
@@ -1416,7 +1417,7 @@ public final class CGIServlet extends HttpServlet {
private final String command;
/** environment used when invoking the cgi script */
- private final Hashtable<String,String> env;
+ private final Map<String,String> env;
/** working directory used when invoking the cgi script */
private final File wd;
@@ -1448,7 +1449,7 @@ public final class CGIServlet extends HttpServlet {
* @param params ArrayList with the script's query command line
* parameters as strings
*/
- protected CGIRunner(String command, Hashtable<String,String> env,
+ protected CGIRunner(String command, Map<String,String> env,
File wd, ArrayList<String> params) {
this.command = command;
this.env = env;
@@ -1511,20 +1512,17 @@ public final class CGIServlet extends HttpServlet {
* key/value pair in the Hashtable to a String in the form
* "key=value" (hashkey + "=" + hash.get(hashkey).toString())
*
- * @param h Hashtable to convert
+ * @param map Hashtable to convert
*
* @return converted string array
*
* @exception NullPointerException if a hash key has a null value
*
*/
- protected String[] hashToStringArray(Hashtable<String,?> h)
- throws NullPointerException {
- List<String> list = new ArrayList<>(h.size());
- Enumeration<String> e = h.keys();
- while (e.hasMoreElements()) {
- String k = e.nextElement();
- list.add(k + "=" + h.get(k).toString());
+ protected String[] mapToStringArray(Map<String,?> map) throws
NullPointerException {
+ List<String> list = new ArrayList<>(map.size());
+ for (Entry<String,?> entry : map.entrySet()) {
+ list.add(entry.getKey() + "=" + entry.getValue().toString());
}
return list.toArray(new String[0]);
}
@@ -1630,7 +1628,7 @@ public final class CGIServlet extends HttpServlet {
rt = Runtime.getRuntime();
proc = rt.exec(
cmdAndArgs.toArray(new String[0]),
- hashToStringArray(env), wd);
+ mapToStringArray(env), wd);
String sContentLength = env.get("CONTENT_LENGTH");
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