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"example.net/@/" should be a valid JID. 

Retab JID file
This commit is contained in:
Sam Whited 2014-12-02 10:09:31 -05:00
parent 3fc834c067
commit 4f9dd82457
1 changed files with 147 additions and 145 deletions
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292
src/main/java/eu/siacs/conversations/xmpp/jid/Jid.java
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@ -12,25 +12,25 @@ import gnu.inet.encoding.StringprepException;
*/
public final class Jid {
private final String localpart;
private final String domainpart;
private final String resourcepart;
private final String localpart;
private final String domainpart;
private final String resourcepart;
// It's much more efficient to store the ful JID as well as the parts instead of figuring them
// all out every time (since some characters are displayed but aren't used for comparisons).
private final String displayjid;
// It's much more efficient to store the ful JID as well as the parts instead of figuring them
// all out every time (since some characters are displayed but aren't used for comparisons).
private final String displayjid;
public String getLocalpart() {
return localpart;
}
public String getLocalpart() {
return localpart;
}
public String getDomainpart() {
return IDN.toUnicode(domainpart);
}
public String getDomainpart() {
return IDN.toUnicode(domainpart);
}
public String getResourcepart() {
return resourcepart;
}
public String getResourcepart() {
return resourcepart;
}
public static Jid fromSessionID(SessionID id) throws InvalidJidException{
if (id.getUserID().isEmpty()) {
@ -40,153 +40,155 @@ public final class Jid {
}
}
public static Jid fromString(final String jid) throws InvalidJidException {
return new Jid(jid);
}
public static Jid fromString(final String jid) throws InvalidJidException {
return new Jid(jid);
}
public static Jid fromParts(final String localpart,
final String domainpart,
final String resourcepart) throws InvalidJidException {
String out;
if (localpart == null || localpart.isEmpty()) {
out = domainpart;
} else {
out = localpart + "@" + domainpart;
}
if (resourcepart != null && !resourcepart.isEmpty()) {
out = out + "/" + resourcepart;
}
return new Jid(out);
}
public static Jid fromParts(final String localpart,
final String domainpart,
final String resourcepart) throws InvalidJidException {
String out;
if (localpart == null || localpart.isEmpty()) {
out = domainpart;
} else {
out = localpart + "@" + domainpart;
}
if (resourcepart != null && !resourcepart.isEmpty()) {
out = out + "/" + resourcepart;
}
return new Jid(out);
}
private Jid(final String jid) throws InvalidJidException {
// Hackish Android way to count the number of chars in a string... should work everywhere.
final int atCount = jid.length() - jid.replace("@", "").length();
final int slashCount = jid.length() - jid.replace("/", "").length();
private Jid(final String jid) throws InvalidJidException {
// Hackish Android way to count the number of chars in a string... should work everywhere.
final int atCount = jid.length() - jid.replace("@", "").length();
final int slashCount = jid.length() - jid.replace("/", "").length();
// Throw an error if there's anything obvious wrong with the JID...
if (jid.isEmpty() || jid.length() > 3071) {
throw new InvalidJidException(InvalidJidException.INVALID_LENGTH);
}
// Throw an error if there's anything obvious wrong with the JID...
if (jid.isEmpty() || jid.length() > 3071) {
throw new InvalidJidException(InvalidJidException.INVALID_LENGTH);
}
// Go ahead and check if the localpart or resourcepart is empty.
if (jid.startsWith("@") || jid.endsWith("@") ||
jid.startsWith("/") || jid.endsWith("/")) {
throw new InvalidJidException(InvalidJidException.INVALID_CHARACTER);
}
// Go ahead and check if the localpart or resourcepart is empty.
if (jid.startsWith("@") || jid.endsWith("@") ||
jid.startsWith("/") || jid.endsWith("/")) {
throw new InvalidJidException(InvalidJidException.INVALID_CHARACTER);
}
String finaljid;
String finaljid;
final int domainpartStart;
if (atCount >= 1) {
final int atLoc = jid.indexOf("@");
final String lp = jid.substring(0, atLoc);
try {
localpart = Stringprep.nodeprep(lp);
} catch (final StringprepException e) {
throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
}
if (localpart.isEmpty() || localpart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
domainpartStart = atLoc + 1;
finaljid = lp + "@";
} else {
localpart = "";
finaljid = "";
domainpartStart = 0;
}
final int domainpartStart;
final int atLoc = jid.indexOf("@");
final int slashLoc = jid.indexOf("/");
// If there is no "@" in the JID (eg. "example.net" or "example.net/resource")
// or there are one or more "@" signs but they're all in the resourcepart (eg. "example.net/@/rp@"):
if (atCount == 0 || (atCount > 0 && slashLoc != -1 && atLoc > slashLoc)) {
localpart = "";
finaljid = "";
domainpartStart = 0;
} else {
final String lp = jid.substring(0, atLoc);
try {
localpart = Stringprep.nodeprep(lp);
} catch (final StringprepException e) {
throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
}
if (localpart.isEmpty() || localpart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
domainpartStart = atLoc + 1;
finaljid = lp + "@";
}
final String dp;
if (slashCount >= 1) {
final int slashLoc = jid.indexOf("/");
final String rp = jid.substring(slashLoc + 1, jid.length());
try {
resourcepart = Stringprep.resourceprep(rp);
} catch (final StringprepException e) {
throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
}
if (resourcepart.isEmpty() || resourcepart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
dp = IDN.toUnicode(jid.substring(domainpartStart, slashLoc), IDN.USE_STD3_ASCII_RULES);
finaljid = finaljid + dp + "/" + rp;
} else {
resourcepart = "";
dp = IDN.toUnicode(jid.substring(domainpartStart, jid.length()),
IDN.USE_STD3_ASCII_RULES);
finaljid = finaljid + dp;
}
final String dp;
if (slashCount > 0) {
final String rp = jid.substring(slashLoc + 1, jid.length());
try {
resourcepart = Stringprep.resourceprep(rp);
} catch (final StringprepException e) {
throw new InvalidJidException(InvalidJidException.STRINGPREP_FAIL, e);
}
if (resourcepart.isEmpty() || resourcepart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
dp = IDN.toUnicode(jid.substring(domainpartStart, slashLoc), IDN.USE_STD3_ASCII_RULES);
finaljid = finaljid + dp + "/" + rp;
} else {
resourcepart = "";
dp = IDN.toUnicode(jid.substring(domainpartStart, jid.length()),
IDN.USE_STD3_ASCII_RULES);
finaljid = finaljid + dp;
}
// Remove trailing "." before storing the domain part.
if (dp.endsWith(".")) {
try {
domainpart = IDN.toASCII(dp.substring(0, dp.length() - 1), IDN.USE_STD3_ASCII_RULES);
} catch (final IllegalArgumentException e) {
throw new InvalidJidException(e);
}
} else {
try {
domainpart = IDN.toASCII(dp, IDN.USE_STD3_ASCII_RULES);
} catch (final IllegalArgumentException e) {
throw new InvalidJidException(e);
}
}
// Remove trailing "." before storing the domain part.
if (dp.endsWith(".")) {
try {
domainpart = IDN.toASCII(dp.substring(0, dp.length() - 1), IDN.USE_STD3_ASCII_RULES);
} catch (final IllegalArgumentException e) {
throw new InvalidJidException(e);
}
} else {
try {
domainpart = IDN.toASCII(dp, IDN.USE_STD3_ASCII_RULES);
} catch (final IllegalArgumentException e) {
throw new InvalidJidException(e);
}
}
// TODO: Find a proper domain validation library; validate individual parts, separators, etc.
if (domainpart.isEmpty() || domainpart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
// TODO: Find a proper domain validation library; validate individual parts, separators, etc.
if (domainpart.isEmpty() || domainpart.length() > 1023) {
throw new InvalidJidException(InvalidJidException.INVALID_PART_LENGTH);
}
this.displayjid = finaljid;
}
this.displayjid = finaljid;
}
public Jid toBareJid() {
try {
return resourcepart.isEmpty() ? this : fromParts(localpart, domainpart, "");
} catch (final InvalidJidException e) {
// This should never happen.
return null;
}
}
public Jid toBareJid() {
try {
return resourcepart.isEmpty() ? this : fromParts(localpart, domainpart, "");
} catch (final InvalidJidException e) {
// This should never happen.
return null;
}
}
public Jid toDomainJid() {
try {
return resourcepart.isEmpty() && localpart.isEmpty() ? this : fromString(getDomainpart());
} catch (final InvalidJidException e) {
// This should never happen.
return null;
}
}
public Jid toDomainJid() {
try {
return resourcepart.isEmpty() && localpart.isEmpty() ? this : fromString(getDomainpart());
} catch (final InvalidJidException e) {
// This should never happen.
return null;
}
}
@Override
public String toString() {
return displayjid;
}
@Override
public String toString() {
return displayjid;
}
@Override
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
@Override
public boolean equals(final Object o) {
if (this == o) return true;
if (o == null || getClass() != o.getClass()) return false;
final Jid jid = (Jid) o;
final Jid jid = (Jid) o;
return jid.hashCode() == this.hashCode();
}
return jid.hashCode() == this.hashCode();
}
@Override
public int hashCode() {
int result = localpart.hashCode();
result = 31 * result + domainpart.hashCode();
result = 31 * result + resourcepart.hashCode();
return result;
}
@Override
public int hashCode() {
int result = localpart.hashCode();
result = 31 * result + domainpart.hashCode();
result = 31 * result + resourcepart.hashCode();
return result;
}
public boolean hasLocalpart() {
return !localpart.isEmpty();
}
public boolean hasLocalpart() {
return !localpart.isEmpty();
}
public boolean isBareJid() {
return this.resourcepart.isEmpty();
}
public boolean isBareJid() {
return this.resourcepart.isEmpty();
}
}