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https://github.com/vanitasvitae/Smack.git
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add support for localized Message subjects (fixes SMACK-310)
git-svn-id: http://svn.igniterealtime.org/svn/repos/smack/trunk@11825 b35dd754-fafc-0310-a699-88a17e54d16e
This commit is contained in:
Henning Staib
henning
parent
cb5310c984
commit
7a3818783b
3 changed files with 492 additions and 12 deletions
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@ -51,10 +51,10 @@ import java.util.*;
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public class Message extends Packet {
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public class Message extends Packet {
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private Type type = Type.normal;
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private Type type = Type.normal;
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private String subject = null;
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private String thread = null;
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private String thread = null;
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private String language;
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private String language;
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private final Set<Subject> subjects = new HashSet<Subject>();
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private final Set<Body> bodies = new HashSet<Body>();
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private final Set<Body> bodies = new HashSet<Body>();
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/**
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/**
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@ -107,14 +107,51 @@ public class Message extends Packet {
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}
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}
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/**
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/**
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* Returns the subject of the message, or null if the subject has not been set.
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* Returns the default subject of the message, or null if the subject has not been set.
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* The subject is a short description of message contents.
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* The subject is a short description of message contents.
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* <p>
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* The default subject of a message is the subject that corresponds to the message's language.
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* (see {@link #getLanguage()}) or if no language is set to the applications default
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* language (see {@link Packet#getDefaultLanguage()}).
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*
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*
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* @return the subject of the message.
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* @return the subject of the message.
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*/
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*/
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public String getSubject() {
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public String getSubject() {
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return getSubject(null);
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}
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/**
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* Returns the subject corresponding to the language. If the language is null, the method result
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* will be the same as {@link #getSubject()}. Null will be returned if the language does not have
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* a corresponding subject.
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*
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* @param language the language of the subject to return.
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* @return the subject related to the passed in language.
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*/
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public String getSubject(String language) {
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Subject subject = getMessageSubject(language);
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return subject == null ? null : subject.subject;
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}
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private Subject getMessageSubject(String language) {
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language = determineLanguage(language);
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for (Subject subject : subjects) {
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if (language.equals(subject.language)) {
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return subject;
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return subject;
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}
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}
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}
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return null;
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}
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/**
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* Returns a set of all subjects in this Message, including the default message subject accessible
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* from {@link #getSubject()}.
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*
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* @return a collection of all subjects in this message.
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*/
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public Collection<Subject> getSubjects() {
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return Collections.unmodifiableCollection(subjects);
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}
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/**
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/**
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* Sets the subject of the message. The subject is a short description of
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* Sets the subject of the message. The subject is a short description of
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@ -123,7 +160,68 @@ public class Message extends Packet {
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* @param subject the subject of the message.
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* @param subject the subject of the message.
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*/
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*/
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public void setSubject(String subject) {
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public void setSubject(String subject) {
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this.subject = subject;
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if (subject == null) {
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removeSubject(""); // use empty string because #removeSubject(null) is ambiguous
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return;
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}
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addSubject(null, subject);
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}
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/**
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* Adds a subject with a corresponding language.
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*
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* @param language the language of the subject being added.
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* @param subject the subject being added to the message.
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* @return the new {@link org.jivesoftware.smack.packet.Message.Subject}
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* @throws NullPointerException if the subject is null, a null pointer exception is thrown
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*/
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public Subject addSubject(String language, String subject) {
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language = determineLanguage(language);
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Subject messageSubject = new Subject(language, subject);
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subjects.add(messageSubject);
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return messageSubject;
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}
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/**
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* Removes the subject with the given language from the message.
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*
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* @param language the language of the subject which is to be removed
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* @return true if a subject was removed and false if it was not.
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*/
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public boolean removeSubject(String language) {
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language = determineLanguage(language);
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for (Subject subject : subjects) {
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if (language.equals(subject.language)) {
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return subjects.remove(subject);
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}
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}
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return false;
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}
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/**
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* Removes the subject from the message and returns true if the subject was removed.
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*
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* @param subject the subject being removed from the message.
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* @return true if the subject was successfully removed and false if it was not.
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*/
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public boolean removeSubject(Subject subject) {
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return subjects.remove(subject);
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}
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/**
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* Returns all the languages being used for the subjects, not including the default subject.
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*
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* @return the languages being used for the subjects.
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*/
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public Collection<String> getSubjectLanguages() {
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Subject defaultSubject = getMessageSubject(null);
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List<String> languages = new ArrayList<String>();
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for (Subject subject : subjects) {
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if (!subject.equals(defaultSubject)) {
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languages.add(subject.language);
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}
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}
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return Collections.unmodifiableCollection(languages);
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}
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}
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/**
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/**
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@ -328,8 +426,19 @@ public class Message extends Packet {
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buf.append(" type=\"").append(type).append("\"");
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buf.append(" type=\"").append(type).append("\"");
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}
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}
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buf.append(">");
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buf.append(">");
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if (subject != null) {
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// Add the subject in the default language
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buf.append("<subject>").append(StringUtils.escapeForXML(subject)).append("</subject>");
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Subject defaultSubject = getMessageSubject(null);
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if (defaultSubject != null) {
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buf.append("<subject>").append(StringUtils.escapeForXML(defaultSubject.subject)).append("</subject>");
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}
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// Add the subject in other languages
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for (Subject subject : getSubjects()) {
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// Skip the default language
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if(subject.equals(defaultSubject))
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continue;
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buf.append("<subject xml:lang=\"").append(subject.language).append("\">");
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buf.append(StringUtils.escapeForXML(subject.subject));
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buf.append("</subject>");
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}
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}
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// Add the body in the default language
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// Add the body in the default language
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Body defaultBody = getMessageBody(null);
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Body defaultBody = getMessageBody(null);
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@ -375,7 +484,7 @@ public class Message extends Packet {
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if (language != null ? !language.equals(message.language) : message.language != null) {
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if (language != null ? !language.equals(message.language) : message.language != null) {
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return false;
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return false;
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}
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}
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if (subject != null ? !subject.equals(message.subject) : message.subject != null) {
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if (subjects.size() != message.subjects.size() || !subjects.containsAll(message.subjects)) {
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return false;
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return false;
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}
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}
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if (thread != null ? !thread.equals(message.thread) : message.thread != null) {
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if (thread != null ? !thread.equals(message.thread) : message.thread != null) {
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@ -388,13 +497,76 @@ public class Message extends Packet {
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public int hashCode() {
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public int hashCode() {
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int result;
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int result;
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result = (type != null ? type.hashCode() : 0);
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result = (type != null ? type.hashCode() : 0);
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result = 31 * result + (subject != null ? subject.hashCode() : 0);
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result = 31 * result + subjects.hashCode();
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result = 31 * result + (thread != null ? thread.hashCode() : 0);
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result = 31 * result + (thread != null ? thread.hashCode() : 0);
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result = 31 * result + (language != null ? language.hashCode() : 0);
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result = 31 * result + (language != null ? language.hashCode() : 0);
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result = 31 * result + bodies.hashCode();
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result = 31 * result + bodies.hashCode();
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return result;
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return result;
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}
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}
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/**
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* Represents a message subject, its language and the content of the subject.
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*/
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public static class Subject {
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private String subject;
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private String language;
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private Subject(String language, String subject) {
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if (language == null) {
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throw new NullPointerException("Language cannot be null.");
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}
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if (subject == null) {
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throw new NullPointerException("Subject cannot be null.");
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}
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this.language = language;
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this.subject = subject;
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}
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/**
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* Returns the language of this message subject.
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*
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* @return the language of this message subject.
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*/
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public String getLanguage() {
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return language;
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}
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/**
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* Returns the subject content.
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*
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* @return the content of the subject.
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*/
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public String getSubject() {
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return subject;
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}
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public int hashCode() {
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final int prime = 31;
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int result = 1;
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result = prime * result + this.language.hashCode();
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result = prime * result + this.subject.hashCode();
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return result;
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}
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public boolean equals(Object obj) {
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if (this == obj) {
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return true;
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}
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if (obj == null) {
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return false;
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}
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if (getClass() != obj.getClass()) {
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return false;
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}
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Subject other = (Subject) obj;
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// simplified comparison because language and subject are always set
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return this.language.equals(other.language) && this.subject.equals(other.subject);
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}
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}
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/**
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/**
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* Represents a message body, its language and the content of the message.
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* Represents a message body, its language and the content of the message.
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*/
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*/
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@ -83,7 +83,6 @@ public class PacketParserUtils {
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// are only read once. This is because it's possible for the names to appear
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// are only read once. This is because it's possible for the names to appear
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// in arbitrary sub-elements.
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// in arbitrary sub-elements.
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boolean done = false;
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boolean done = false;
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String subject = null;
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String thread = null;
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String thread = null;
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Map<String, Object> properties = null;
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Map<String, Object> properties = null;
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while (!done) {
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while (!done) {
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@ -92,8 +91,15 @@ public class PacketParserUtils {
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String elementName = parser.getName();
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String elementName = parser.getName();
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String namespace = parser.getNamespace();
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String namespace = parser.getNamespace();
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if (elementName.equals("subject")) {
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if (elementName.equals("subject")) {
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if (subject == null) {
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String xmlLang = getLanguageAttribute(parser);
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subject = parser.nextText();
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if (xmlLang == null) {
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xmlLang = defaultLanguage;
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}
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String subject = parseContent(parser);
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if (message.getSubject(xmlLang) == null) {
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message.addSubject(xmlLang, subject);
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}
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}
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}
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}
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else if (elementName.equals("body")) {
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else if (elementName.equals("body")) {
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@ -133,7 +139,7 @@ public class PacketParserUtils {
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}
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}
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}
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}
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}
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}
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message.setSubject(subject);
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message.setThread(thread);
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message.setThread(thread);
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// Set packet properties.
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// Set packet properties.
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if (properties != null) {
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if (properties != null) {
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@ -185,6 +185,155 @@ public class PacketParserUtilsTest {
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}
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}
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@Test
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public void singleMessageSubjectTest() throws Exception {
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String defaultLanguage = Packet.getDefaultLanguage();
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String otherLanguage = determineNonDefaultLanguage();
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String control;
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// message has default language, subject has no language
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control = XMLBuilder.create("message")
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.a("from", "romeo@montague.lit/orchard")
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.a("to", "juliet@capulet.lit/balcony")
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.a("id", "zid615d9")
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.a("type", "chat")
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.a("xml:lang", defaultLanguage)
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.e("subject")
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.t(defaultLanguage)
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.asString(outputProperties);
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Message message = (Message) PacketParserUtils
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.parseMessage(getParser(control));
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assertEquals(defaultLanguage, message.getSubject());
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assertTrue(message.getSubjectLanguages().isEmpty());
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assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
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assertNull(message.getSubject(otherLanguage));
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assertXMLEqual(control, message.toXML());
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// message has non-default language, subject has no language
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control = XMLBuilder.create("message")
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.a("from", "romeo@montague.lit/orchard")
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.a("to", "juliet@capulet.lit/balcony")
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.a("id", "zid615d9")
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.a("type", "chat")
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.a("xml:lang", otherLanguage)
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.e("subject")
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.t(otherLanguage)
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.asString(outputProperties);
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message = (Message) PacketParserUtils.parseMessage(getParser(control));
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assertEquals(otherLanguage, message.getSubject());
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assertTrue(message.getSubjectLanguages().isEmpty());
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assertEquals(otherLanguage, message.getSubject(otherLanguage));
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assertNull(message.getSubject(defaultLanguage));
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assertXMLEqual(control, message.toXML());
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// message has no language, subject has no language
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control = XMLBuilder.create("message")
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.a("from", "romeo@montague.lit/orchard")
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.a("to", "juliet@capulet.lit/balcony")
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.a("id", "zid615d9")
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.a("type", "chat")
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.e("subject")
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.t(defaultLanguage)
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.asString(outputProperties);
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message = (Message) PacketParserUtils.parseMessage(getParser(control));
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assertEquals(defaultLanguage, message.getSubject());
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assertTrue(message.getSubjectLanguages().isEmpty());
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assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
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assertNull(message.getSubject(otherLanguage));
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assertXMLEqual(control, message.toXML());
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// message has no language, subject has default language
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control = XMLBuilder.create("message")
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.a("from", "romeo@montague.lit/orchard")
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.a("to", "juliet@capulet.lit/balcony")
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.a("id", "zid615d9")
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.a("type", "chat")
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.e("subject")
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.a("xml:lang", defaultLanguage)
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.t(defaultLanguage)
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.asString(outputProperties);
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message = (Message) PacketParserUtils.parseMessage(getParser(control));
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assertEquals(defaultLanguage, message.getSubject());
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assertTrue(message.getSubjectLanguages().isEmpty());
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assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
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assertNull(message.getSubject(otherLanguage));
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// subject attribute xml:lang is unnecessary
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assertXMLNotEqual(control, message.toXML());
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// message has no language, subject has non-default language
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control = XMLBuilder.create("message")
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.a("from", "romeo@montague.lit/orchard")
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.a("to", "juliet@capulet.lit/balcony")
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.a("id", "zid615d9")
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||||||
|
.a("type", "chat")
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.t(otherLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertNull(message.getSubject());
|
||||||
|
assertFalse(message.getSubjectLanguages().isEmpty());
|
||||||
|
assertTrue(message.getSubjectLanguages().contains(otherLanguage));
|
||||||
|
assertEquals(otherLanguage, message.getSubject(otherLanguage));
|
||||||
|
assertNull(message.getSubject(defaultLanguage));
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has default language, subject has non-default language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.t(otherLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertNull(message.getSubject());
|
||||||
|
assertFalse(message.getSubjectLanguages().isEmpty());
|
||||||
|
assertTrue(message.getSubjectLanguages().contains(otherLanguage));
|
||||||
|
assertEquals(otherLanguage, message.getSubject(otherLanguage));
|
||||||
|
assertNull(message.getSubject(defaultLanguage));
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has non-default language, subject has default language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertNull(message.getSubject());
|
||||||
|
assertFalse(message.getSubjectLanguages().isEmpty());
|
||||||
|
assertTrue(message.getSubjectLanguages().contains(defaultLanguage));
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertNull(message.getSubject(otherLanguage));
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
@Test
|
@Test
|
||||||
public void multipleMessageBodiesTest() throws Exception {
|
public void multipleMessageBodiesTest() throws Exception {
|
||||||
String defaultLanguage = Packet.getDefaultLanguage();
|
String defaultLanguage = Packet.getDefaultLanguage();
|
||||||
|
|
@ -338,6 +487,159 @@ public class PacketParserUtilsTest {
|
||||||
|
|
||||||
}
|
}
|
||||||
|
|
||||||
|
@Test
|
||||||
|
public void multipleMessageSubjectsTest() throws Exception {
|
||||||
|
String defaultLanguage = Packet.getDefaultLanguage();
|
||||||
|
String otherLanguage = determineNonDefaultLanguage();
|
||||||
|
|
||||||
|
String control;
|
||||||
|
Message message;
|
||||||
|
|
||||||
|
// message has default language, first subject no language, second subject other language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.e("subject")
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.t(otherLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(defaultLanguage, message.getSubject());
|
||||||
|
assertEquals(otherLanguage, message.getSubject(otherLanguage));
|
||||||
|
assertEquals(2, message.getSubjects().size());
|
||||||
|
assertEquals(1, message.getSubjectLanguages().size());
|
||||||
|
assertTrue(message.getSubjectLanguages().contains(otherLanguage));
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has default language, first subject no language, second subject default language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.e("subject")
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.t(defaultLanguage + "2")
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(defaultLanguage, message.getSubject());
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertEquals(1, message.getSubjects().size());
|
||||||
|
assertEquals(0, message.getSubjectLanguages().size());
|
||||||
|
assertXMLNotEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has non-default language, first subject no language, second subject default language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.e("subject")
|
||||||
|
.t(otherLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(otherLanguage, message.getSubject());
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertEquals(2, message.getSubjects().size());
|
||||||
|
assertEquals(1, message.getSubjectLanguages().size());
|
||||||
|
assertTrue(message.getSubjectLanguages().contains(defaultLanguage));
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has no language, first subject no language, second subject default language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.e("subject")
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", defaultLanguage)
|
||||||
|
.t(defaultLanguage + "2")
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(defaultLanguage, message.getSubject());
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertEquals(1, message.getSubjects().size());
|
||||||
|
assertEquals(0, message.getSubjectLanguages().size());
|
||||||
|
assertXMLNotEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has no language, first subject no language, second subject other language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.e("subject")
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.a("xml:lang", otherLanguage)
|
||||||
|
.t(otherLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(defaultLanguage, message.getSubject());
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertEquals(otherLanguage, message.getSubject(otherLanguage));
|
||||||
|
assertEquals(2, message.getSubjects().size());
|
||||||
|
assertEquals(1, message.getSubjectLanguages().size());
|
||||||
|
assertXMLEqual(control, message.toXML());
|
||||||
|
|
||||||
|
// message has no language, first subject no language, second subject no language
|
||||||
|
control = XMLBuilder.create("message")
|
||||||
|
.a("from", "romeo@montague.lit/orchard")
|
||||||
|
.a("to", "juliet@capulet.lit/balcony")
|
||||||
|
.a("id", "zid615d9")
|
||||||
|
.a("type", "chat")
|
||||||
|
.e("subject")
|
||||||
|
.t(defaultLanguage)
|
||||||
|
.up()
|
||||||
|
.e("subject")
|
||||||
|
.t(otherLanguage)
|
||||||
|
.asString(outputProperties);
|
||||||
|
|
||||||
|
message = (Message) PacketParserUtils
|
||||||
|
.parseMessage(getParser(control));
|
||||||
|
|
||||||
|
assertEquals(defaultLanguage, message.getSubject());
|
||||||
|
assertEquals(defaultLanguage, message.getSubject(defaultLanguage));
|
||||||
|
assertEquals(1, message.getSubjects().size());
|
||||||
|
assertEquals(0, message.getSubjectLanguages().size());
|
||||||
|
assertXMLNotEqual(control, message.toXML());
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
@Test
|
@Test
|
||||||
public void invalidMessageBodyContainingTagTest() throws Exception {
|
public void invalidMessageBodyContainingTagTest() throws Exception {
|
||||||
String control = XMLBuilder.create("message")
|
String control = XMLBuilder.create("message")
|
||||||
|
|
|
||||||
Loading…
Reference in a new issue