diff options
Diffstat (limited to 'org/apache/commons/net/nntp/Article.java')
| -rw-r--r-- | org/apache/commons/net/nntp/Article.java | 253 |
1 files changed, 0 insertions, 253 deletions
diff --git a/org/apache/commons/net/nntp/Article.java b/org/apache/commons/net/nntp/Article.java deleted file mode 100644 index cccba3b..0000000 --- a/org/apache/commons/net/nntp/Article.java +++ /dev/null @@ -1,253 +0,0 @@ -/*
- * Licensed to the Apache Software Foundation (ASF) under one or more
- * contributor license agreements. See the NOTICE file distributed with
- * this work for additional information regarding copyright ownership.
- * The ASF licenses this file to You under the Apache License, Version 2.0
- * (the "License"); you may not use this file except in compliance with
- * the License. You may obtain a copy of the License at
- *
- * http://www.apache.org/licenses/LICENSE-2.0
- *
- * 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.apache.commons.net.nntp;
-
-import java.util.ArrayList;
-import java.util.StringTokenizer;
-
-/**
- * This is a class that contains the basic state needed for message retrieval and threading.
- * With thanks to Jamie Zawinski <jwz@jwz.org>
- * @author rwinston <rwinston@apache.org>
- *
- */
-public class Article implements Threadable {
- private int articleNumber;
- private String subject;
- private String date;
- private String articleId;
- private String simplifiedSubject;
- private String from;
- private StringBuffer header;
- private StringBuffer references;
- private boolean isReply = false;
-
- public Article kid, next;
-
- public Article() {
- header = new StringBuffer();
- }
-
- /**
- * Adds an arbitrary header key and value to this message's header.
- * @param name the header name
- * @param val the header value
- */
- public void addHeaderField(String name, String val) {
- header.append(name);
- header.append(": ");
- header.append(val);
- header.append('\n');
- }
-
- /**
- * Adds a message-id to the list of messages that this message references (i.e. replies to)
- * @param msgId
- */
- public void addReference(String msgId) {
- if (references == null) {
- references = new StringBuffer();
- references.append("References: ");
- }
- references.append(msgId);
- references.append("\t");
- }
-
- /**
- * Returns the MessageId references as an array of Strings
- * @return an array of message-ids
- */
- public String[] getReferences() {
- if (references == null)
- return new String[0];
- ArrayList<String> list = new ArrayList<String>();
- int terminator = references.toString().indexOf(':');
- StringTokenizer st =
- new StringTokenizer(references.substring(terminator), "\t");
- while (st.hasMoreTokens()) {
- list.add(st.nextToken());
- }
- return list.toArray(new String[list.size()]);
- }
-
- /**
- * Attempts to parse the subject line for some typical reply signatures, and strip them out
- *
- */
- private void simplifySubject() {
- int start = 0;
- String subject = getSubject();
- int len = subject.length();
-
- boolean done = false;
-
- while (!done) {
- done = true;
-
- // skip whitespace
- // "Re: " breaks this
- while (start < len && subject.charAt(start) == ' ') {
- start++;
- }
-
- if (start < (len - 2)
- && (subject.charAt(start) == 'r' || subject.charAt(start) == 'R')
- && (subject.charAt(start + 1) == 'e' || subject.charAt(start + 1) == 'E')) {
-
- if (subject.charAt(start + 2) == ':') {
- start += 3; // Skip "Re:"
- isReply = true;
- done = false;
- } else if (
- start < (len - 2)
- &&
- (subject.charAt(start + 2) == '[' || subject.charAt(start + 2) == '(')) {
-
- int i = start + 3;
-
- while (i < len && subject.charAt(i) >= '0' && subject.charAt(i) <= '9')
- i++;
-
- if (i < (len - 1)
- && (subject.charAt(i) == ']' || subject.charAt(i) == ')')
- && subject.charAt(i + 1) == ':') {
- start = i + 2;
- isReply = true;
- done = false;
- }
- }
- }
-
- if (simplifiedSubject == "(no subject)")
- simplifiedSubject = "";
-
- int end = len;
-
- while (end > start && subject.charAt(end - 1) < ' ')
- end--;
-
- if (start == 0 && end == len)
- simplifiedSubject = subject;
- else
- simplifiedSubject = subject.substring(start, end);
- }
- }
-
- /**
- * Recursive method that traverses a pre-threaded graph (or tree)
- * of connected Article objects and prints them out.
- * @param article the root of the article 'tree'
- * @param depth the current tree depth
- */
- public static void printThread(Article article, int depth) {
- for (int i = 0; i < depth; ++i)
- System.out.print("==>");
- System.out.println(article.getSubject() + "\t" + article.getFrom());
- if (article.kid != null)
- printThread(article.kid, depth + 1);
- if (article.next != null)
- printThread(article.next, depth);
- }
-
- public String getArticleId() {
- return articleId;
- }
-
- public int getArticleNumber() {
- return articleNumber;
- }
-
- public String getDate() {
- return date;
- }
-
- public String getFrom() {
- return from;
- }
-
- public String getSubject() {
- return subject;
- }
-
- public void setArticleId(String string) {
- articleId = string;
- }
-
- public void setArticleNumber(int i) {
- articleNumber = i;
- }
-
- public void setDate(String string) {
- date = string;
- }
-
- public void setFrom(String string) {
- from = string;
- }
-
- public void setSubject(String string) {
- subject = string;
- }
-
-
- public boolean isDummy() {
- return (getSubject() == null);
- }
-
- public String messageThreadId() {
- return articleId;
- }
-
- public String[] messageThreadReferences() {
- return getReferences();
- }
-
- public String simplifiedSubject() {
- if(simplifiedSubject == null)
- simplifySubject();
- return simplifiedSubject;
- }
-
-
- public boolean subjectIsReply() {
- if(simplifiedSubject == null)
- simplifySubject();
- return isReply;
- }
-
-
- public void setChild(Threadable child) {
- this.kid = (Article) child;
- flushSubjectCache();
- }
-
- private void flushSubjectCache() {
- simplifiedSubject = null;
- }
-
-
- public void setNext(Threadable next) {
- this.next = (Article)next;
- flushSubjectCache();
- }
-
-
- public Threadable makeDummy() {
- return new Article();
- }
-}
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