--- old/src/java.activation/share/classes/com/sun/activation/registries/MailcapFile.java 2018-01-30 20:15:53.000000000 -0500
+++ /dev/null 2018-01-30 20:15:53.000000000 -0500
@@ -1,563 +0,0 @@
-/*
- * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
- * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
- *
- * This code is free software; you can redistribute it and/or modify it
- * under the terms of the GNU General Public License version 2 only, as
- * published by the Free Software Foundation. Oracle designates this
- * particular file as subject to the "Classpath" exception as provided
- * by Oracle in the LICENSE file that accompanied this code.
- *
- * This code 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
- * version 2 for more details (a copy is included in the LICENSE file that
- * accompanied this code).
- *
- * You should have received a copy of the GNU General Public License version
- * 2 along with this work; if not, write to the Free Software Foundation,
- * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
- *
- * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
- * or visit www.oracle.com if you need additional information or have any
- * questions.
- */
-
-package com.sun.activation.registries;
-
-import java.io.*;
-import java.util.*;
-
-public class MailcapFile {
-
- /**
- * A Map indexed by MIME type (string) that references
- * a Map of commands for each type. The comand Map
- * is indexed by the command name and references a List of
- * class names (strings) for each command.
- */
- private Map type_hash = new HashMap();
-
- /**
- * Another Map like above, but for fallback entries.
- */
- private Map fallback_hash = new HashMap();
-
- /**
- * A Map indexed by MIME type (string) that references
- * a List of native commands (string) corresponding to the type.
- */
- private Map native_commands = new HashMap();
-
- private static boolean addReverse = false;
-
- static {
- try {
- addReverse = Boolean.getBoolean("javax.activation.addreverse");
- } catch (Throwable t) {
- // ignore any errors
- }
- }
-
- /**
- * The constructor that takes a filename as an argument.
- *
- * @param new_fname The file name of the mailcap file.
- */
- public MailcapFile(String new_fname) throws IOException {
- if (LogSupport.isLoggable())
- LogSupport.log("new MailcapFile: file " + new_fname);
- FileReader reader = null;
- try {
- reader = new FileReader(new_fname);
- parse(new BufferedReader(reader));
- } finally {
- if (reader != null) {
- try {
- reader.close();
- } catch (IOException ex) { }
- }
- }
- }
-
- /**
- * The constructor that takes an input stream as an argument.
- *
- * @param is the input stream
- */
- public MailcapFile(InputStream is) throws IOException {
- if (LogSupport.isLoggable())
- LogSupport.log("new MailcapFile: InputStream");
- parse(new BufferedReader(new InputStreamReader(is, "iso-8859-1")));
- }
-
- /**
- * Mailcap file default constructor.
- */
- public MailcapFile() {
- if (LogSupport.isLoggable())
- LogSupport.log("new MailcapFile: default");
- }
-
- /**
- * Get the Map of MailcapEntries based on the MIME type.
- *
- *
- * Semantics: First check for the literal mime type,
- * if that fails looks for wildcard /\* and return that. Return the
- * list of all that hit.
- */
- public Map getMailcapList(String mime_type) {
- Map search_result = null;
- Map wildcard_result = null;
-
- // first try the literal
- search_result = (Map)type_hash.get(mime_type);
-
- // ok, now try the wildcard
- int separator = mime_type.indexOf('/');
- String subtype = mime_type.substring(separator + 1);
- if (!subtype.equals("*")) {
- String type = mime_type.substring(0, separator + 1) + "*";
- wildcard_result = (Map)type_hash.get(type);
-
- if (wildcard_result != null) { // damn, we have to merge!!!
- if (search_result != null)
- search_result =
- mergeResults(search_result, wildcard_result);
- else
- search_result = wildcard_result;
- }
- }
- return search_result;
- }
-
- /**
- * Get the Map of fallback MailcapEntries based on the MIME type.
- *
- *
- * Semantics: First check for the literal mime type,
- * if that fails looks for wildcard /\* and return that. Return the
- * list of all that hit.
- */
- public Map getMailcapFallbackList(String mime_type) {
- Map search_result = null;
- Map wildcard_result = null;
-
- // first try the literal
- search_result = (Map)fallback_hash.get(mime_type);
-
- // ok, now try the wildcard
- int separator = mime_type.indexOf('/');
- String subtype = mime_type.substring(separator + 1);
- if (!subtype.equals("*")) {
- String type = mime_type.substring(0, separator + 1) + "*";
- wildcard_result = (Map)fallback_hash.get(type);
-
- if (wildcard_result != null) { // damn, we have to merge!!!
- if (search_result != null)
- search_result =
- mergeResults(search_result, wildcard_result);
- else
- search_result = wildcard_result;
- }
- }
- return search_result;
- }
-
- /**
- * Return all the MIME types known to this mailcap file.
- */
- public String[] getMimeTypes() {
- Set types = new HashSet(type_hash.keySet());
- types.addAll(fallback_hash.keySet());
- types.addAll(native_commands.keySet());
- String[] mts = new String[types.size()];
- mts = (String[])types.toArray(mts);
- return mts;
- }
-
- /**
- * Return all the native comands for the given MIME type.
- */
- public String[] getNativeCommands(String mime_type) {
- String[] cmds = null;
- List v =
- (List)native_commands.get(mime_type.toLowerCase(Locale.ENGLISH));
- if (v != null) {
- cmds = new String[v.size()];
- cmds = (String[])v.toArray(cmds);
- }
- return cmds;
- }
-
- /**
- * Merge the first hash into the second.
- * This merge will only effect the hashtable that is
- * returned, we don't want to touch the one passed in since
- * its integrity must be maintained.
- */
- private Map mergeResults(Map first, Map second) {
- Iterator verb_enum = second.keySet().iterator();
- Map clonedHash = new HashMap(first);
-
- // iterate through the verbs in the second map
- while (verb_enum.hasNext()) {
- String verb = (String)verb_enum.next();
- List cmdVector = (List)clonedHash.get(verb);
- if (cmdVector == null) {
- clonedHash.put(verb, second.get(verb));
- } else {
- // merge the two
- List oldV = (List)second.get(verb);
- cmdVector = new ArrayList(cmdVector);
- cmdVector.addAll(oldV);
- clonedHash.put(verb, cmdVector);
- }
- }
- return clonedHash;
- }
-
- /**
- * appendToMailcap: Append to this Mailcap DB, use the mailcap
- * format:
- * Comment == "# comment string
- * Entry == "mimetype; javabeanclass
- *
- * Example:
- * # this is a comment
- * image/gif jaf.viewers.ImageViewer
- */
- public void appendToMailcap(String mail_cap) {
- if (LogSupport.isLoggable())
- LogSupport.log("appendToMailcap: " + mail_cap);
- try {
- parse(new StringReader(mail_cap));
- } catch (IOException ex) {
- // can't happen
- }
- }
-
- /**
- * parse file into a hash table of MC Type Entry Obj
- */
- private void parse(Reader reader) throws IOException {
- BufferedReader buf_reader = new BufferedReader(reader);
- String line = null;
- String continued = null;
-
- while ((line = buf_reader.readLine()) != null) {
- // LogSupport.log("parsing line: " + line);
-
- line = line.trim();
-
- try {
- if (line.charAt(0) == '#')
- continue;
- if (line.charAt(line.length() - 1) == '\\') {
- if (continued != null)
- continued += line.substring(0, line.length() - 1);
- else
- continued = line.substring(0, line.length() - 1);
- } else if (continued != null) {
- // handle the two strings
- continued = continued + line;
- // LogSupport.log("parse: " + continued);
- try {
- parseLine(continued);
- } catch (MailcapParseException e) {
- //e.printStackTrace();
- }
- continued = null;
- }
- else {
- // LogSupport.log("parse: " + line);
- try {
- parseLine(line);
- // LogSupport.log("hash.size = " + type_hash.size());
- } catch (MailcapParseException e) {
- //e.printStackTrace();
- }
- }
- } catch (StringIndexOutOfBoundsException e) {}
- }
- }
-
- /**
- * A routine to parse individual entries in a Mailcap file.
- *
- * Note that this routine does not handle line continuations.
- * They should have been handled prior to calling this routine.
- */
- protected void parseLine(String mailcapEntry)
- throws MailcapParseException, IOException {
- MailcapTokenizer tokenizer = new MailcapTokenizer(mailcapEntry);
- tokenizer.setIsAutoquoting(false);
-
- if (LogSupport.isLoggable())
- LogSupport.log("parse: " + mailcapEntry);
- // parse the primary type
- int currentToken = tokenizer.nextToken();
- if (currentToken != MailcapTokenizer.STRING_TOKEN) {
- reportParseError(MailcapTokenizer.STRING_TOKEN, currentToken,
- tokenizer.getCurrentTokenValue());
- }
- String primaryType =
- tokenizer.getCurrentTokenValue().toLowerCase(Locale.ENGLISH);
- String subType = "*";
-
- // parse the '/' between primary and sub
- // if it's not present that's ok, we just don't have a subtype
- currentToken = tokenizer.nextToken();
- if ((currentToken != MailcapTokenizer.SLASH_TOKEN) &&
- (currentToken != MailcapTokenizer.SEMICOLON_TOKEN)) {
- reportParseError(MailcapTokenizer.SLASH_TOKEN,
- MailcapTokenizer.SEMICOLON_TOKEN, currentToken,
- tokenizer.getCurrentTokenValue());
- }
-
- // only need to look for a sub type if we got a '/'
- if (currentToken == MailcapTokenizer.SLASH_TOKEN) {
- // parse the sub type
- currentToken = tokenizer.nextToken();
- if (currentToken != MailcapTokenizer.STRING_TOKEN) {
- reportParseError(MailcapTokenizer.STRING_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
- subType =
- tokenizer.getCurrentTokenValue().toLowerCase(Locale.ENGLISH);
-
- // get the next token to simplify the next step
- currentToken = tokenizer.nextToken();
- }
-
- String mimeType = primaryType + "/" + subType;
-
- if (LogSupport.isLoggable())
- LogSupport.log(" Type: " + mimeType);
-
- // now setup the commands hashtable
- Map commands = new LinkedHashMap(); // keep commands in order found
-
- // parse the ';' that separates the type from the parameters
- if (currentToken != MailcapTokenizer.SEMICOLON_TOKEN) {
- reportParseError(MailcapTokenizer.SEMICOLON_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
- // eat it
-
- // parse the required view command
- tokenizer.setIsAutoquoting(true);
- currentToken = tokenizer.nextToken();
- tokenizer.setIsAutoquoting(false);
- if ((currentToken != MailcapTokenizer.STRING_TOKEN) &&
- (currentToken != MailcapTokenizer.SEMICOLON_TOKEN)) {
- reportParseError(MailcapTokenizer.STRING_TOKEN,
- MailcapTokenizer.SEMICOLON_TOKEN, currentToken,
- tokenizer.getCurrentTokenValue());
- }
-
- if (currentToken == MailcapTokenizer.STRING_TOKEN) {
- // have a native comand, save the entire mailcap entry
- //String nativeCommand = tokenizer.getCurrentTokenValue();
- List v = (List)native_commands.get(mimeType);
- if (v == null) {
- v = new ArrayList();
- v.add(mailcapEntry);
- native_commands.put(mimeType, v);
- } else {
- // XXX - check for duplicates?
- v.add(mailcapEntry);
- }
- }
-
- // only have to get the next token if the current one isn't a ';'
- if (currentToken != MailcapTokenizer.SEMICOLON_TOKEN) {
- currentToken = tokenizer.nextToken();
- }
-
- // look for a ';' which will indicate whether
- // a parameter list is present or not
- if (currentToken == MailcapTokenizer.SEMICOLON_TOKEN) {
- boolean isFallback = false;
- do {
- // eat the ';'
-
- // parse the parameter name
- currentToken = tokenizer.nextToken();
- if (currentToken != MailcapTokenizer.STRING_TOKEN) {
- reportParseError(MailcapTokenizer.STRING_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
- String paramName = tokenizer.getCurrentTokenValue().
- toLowerCase(Locale.ENGLISH);
-
- // parse the '=' which separates the name from the value
- currentToken = tokenizer.nextToken();
- if ((currentToken != MailcapTokenizer.EQUALS_TOKEN) &&
- (currentToken != MailcapTokenizer.SEMICOLON_TOKEN) &&
- (currentToken != MailcapTokenizer.EOI_TOKEN)) {
- reportParseError(MailcapTokenizer.EQUALS_TOKEN,
- MailcapTokenizer.SEMICOLON_TOKEN,
- MailcapTokenizer.EOI_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
-
- // we only have a useful command if it is named
- if (currentToken == MailcapTokenizer.EQUALS_TOKEN) {
- // eat it
-
- // parse the parameter value (which is autoquoted)
- tokenizer.setIsAutoquoting(true);
- currentToken = tokenizer.nextToken();
- tokenizer.setIsAutoquoting(false);
- if (currentToken != MailcapTokenizer.STRING_TOKEN) {
- reportParseError(MailcapTokenizer.STRING_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
- String paramValue =
- tokenizer.getCurrentTokenValue();
-
- // add the class to the list iff it is one we care about
- if (paramName.startsWith("x-java-")) {
- String commandName = paramName.substring(7);
- // 7 == "x-java-".length
-
- if (commandName.equals("fallback-entry") &&
- paramValue.equalsIgnoreCase("true")) {
- isFallback = true;
- } else {
-
- // setup the class entry list
- if (LogSupport.isLoggable())
- LogSupport.log(" Command: " + commandName +
- ", Class: " + paramValue);
- List classes = (List)commands.get(commandName);
- if (classes == null) {
- classes = new ArrayList();
- commands.put(commandName, classes);
- }
- if (addReverse)
- classes.add(0, paramValue);
- else
- classes.add(paramValue);
- }
- }
-
- // set up the next iteration
- currentToken = tokenizer.nextToken();
- }
- } while (currentToken == MailcapTokenizer.SEMICOLON_TOKEN);
-
- Map masterHash = isFallback ? fallback_hash : type_hash;
- Map curcommands =
- (Map)masterHash.get(mimeType);
- if (curcommands == null) {
- masterHash.put(mimeType, commands);
- } else {
- if (LogSupport.isLoggable())
- LogSupport.log("Merging commands for type " + mimeType);
- // have to merge current and new commands
- // first, merge list of classes for commands already known
- Iterator cn = curcommands.keySet().iterator();
- while (cn.hasNext()) {
- String cmdName = (String)cn.next();
- List ccv = (List)curcommands.get(cmdName);
- List cv = (List)commands.get(cmdName);
- if (cv == null)
- continue;
- // add everything in cv to ccv, if it's not already there
- Iterator cvn = cv.iterator();
- while (cvn.hasNext()) {
- String clazz = (String)cvn.next();
- if (!ccv.contains(clazz))
- if (addReverse)
- ccv.add(0, clazz);
- else
- ccv.add(clazz);
- }
- }
- // now, add commands not previously known
- cn = commands.keySet().iterator();
- while (cn.hasNext()) {
- String cmdName = (String)cn.next();
- if (curcommands.containsKey(cmdName))
- continue;
- List cv = (List)commands.get(cmdName);
- curcommands.put(cmdName, cv);
- }
- }
- } else if (currentToken != MailcapTokenizer.EOI_TOKEN) {
- reportParseError(MailcapTokenizer.EOI_TOKEN,
- MailcapTokenizer.SEMICOLON_TOKEN,
- currentToken, tokenizer.getCurrentTokenValue());
- }
- }
-
- protected static void reportParseError(int expectedToken, int actualToken,
- String actualTokenValue) throws MailcapParseException {
- throw new MailcapParseException("Encountered a " +
- MailcapTokenizer.nameForToken(actualToken) + " token (" +
- actualTokenValue + ") while expecting a " +
- MailcapTokenizer.nameForToken(expectedToken) + " token.");
- }
-
- protected static void reportParseError(int expectedToken,
- int otherExpectedToken, int actualToken, String actualTokenValue)
- throws MailcapParseException {
- throw new MailcapParseException("Encountered a " +
- MailcapTokenizer.nameForToken(actualToken) + " token (" +
- actualTokenValue + ") while expecting a " +
- MailcapTokenizer.nameForToken(expectedToken) + " or a " +
- MailcapTokenizer.nameForToken(otherExpectedToken) + " token.");
- }
-
- protected static void reportParseError(int expectedToken,
- int otherExpectedToken, int anotherExpectedToken, int actualToken,
- String actualTokenValue) throws MailcapParseException {
- if (LogSupport.isLoggable())
- LogSupport.log("PARSE ERROR: " + "Encountered a " +
- MailcapTokenizer.nameForToken(actualToken) + " token (" +
- actualTokenValue + ") while expecting a " +
- MailcapTokenizer.nameForToken(expectedToken) + ", a " +
- MailcapTokenizer.nameForToken(otherExpectedToken) + ", or a " +
- MailcapTokenizer.nameForToken(anotherExpectedToken) + " token.");
- throw new MailcapParseException("Encountered a " +
- MailcapTokenizer.nameForToken(actualToken) + " token (" +
- actualTokenValue + ") while expecting a " +
- MailcapTokenizer.nameForToken(expectedToken) + ", a " +
- MailcapTokenizer.nameForToken(otherExpectedToken) + ", or a " +
- MailcapTokenizer.nameForToken(anotherExpectedToken) + " token.");
- }
-
- /** for debugging
- public static void main(String[] args) throws Exception {
- Map masterHash = new HashMap();
- for (int i = 0; i < args.length; ++i) {
- System.out.println("Entry " + i + ": " + args[i]);
- parseLine(args[i], masterHash);
- }
-
- Enumeration types = masterHash.keys();
- while (types.hasMoreElements()) {
- String key = (String)types.nextElement();
- System.out.println("MIME Type: " + key);
-
- Map commandHash = (Map)masterHash.get(key);
- Enumeration commands = commandHash.keys();
- while (commands.hasMoreElements()) {
- String command = (String)commands.nextElement();
- System.out.println(" Command: " + command);
-
- Vector classes = (Vector)commandHash.get(command);
- for (int i = 0; i < classes.size(); ++i) {
- System.out.println(" Class: " +
- (String)classes.elementAt(i));
- }
- }
-
- System.out.println("");
- }
- }
- */
-}