338 lines
10 KiB
Java
338 lines
10 KiB
Java
/**
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*
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* Copyright 2014-2015 Florian Schmaus
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.jivesoftware.smack;
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import java.util.ArrayList;
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import java.util.List;
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import org.jivesoftware.smack.filter.StanzaFilter;
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import org.jivesoftware.smack.util.dns.HostAddress;
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import org.jxmpp.jid.Jid;
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/**
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* Smack uses SmackExceptions for errors that are not defined by any XMPP specification.
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*
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* @author Florian Schmaus
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*/
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public class SmackException extends Exception {
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/**
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*
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*/
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private static final long serialVersionUID = 1844674365368214457L;
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/**
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* Creates a new SmackException with the Throwable that was the root cause of the exception.
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*
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* @param wrappedThrowable the root cause of the exception.
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*/
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public SmackException(Throwable wrappedThrowable) {
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super(wrappedThrowable);
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}
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public SmackException(String message) {
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super(message);
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}
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public SmackException(String message, Throwable wrappedThrowable) {
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super(message, wrappedThrowable);
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}
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protected SmackException() {
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}
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/**
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* Exception thrown always when there was no response to an request within the stanza(/packet) reply timeout of the used
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* connection instance. You can modify (e.g. increase) the stanza(/packet) reply timeout with
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* {@link XMPPConnection#setReplyTimeout(long)}.
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*/
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public static final class NoResponseException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = -6523363748984543636L;
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private final StanzaFilter filter;
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private NoResponseException(String message) {
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this(message, null);
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}
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private NoResponseException(String message, StanzaFilter filter) {
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super(message);
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this.filter = filter;
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}
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/**
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* Get the filter that was used to collect the response.
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*
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* @return the used filter or <code>null</code>.
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*/
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public StanzaFilter getFilter() {
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return filter;
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}
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public static NoResponseException newWith(XMPPConnection connection, String waitingFor) {
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final StringBuilder sb = getWaitingFor(connection);
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sb.append(" While waiting for ").append(waitingFor);
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return new NoResponseException(sb.toString());
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}
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public static NoResponseException newWith(XMPPConnection connection,
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StanzaCollector collector) {
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return newWith(connection, collector.getStanzaFilter());
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}
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public static NoResponseException newWith(XMPPConnection connection, StanzaFilter filter) {
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final StringBuilder sb = getWaitingFor(connection);
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sb.append(" Waited for response using: ");
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if (filter != null) {
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sb.append(filter.toString());
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}
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else {
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sb.append("No filter used or filter was 'null'");
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}
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sb.append('.');
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return new NoResponseException(sb.toString(), filter);
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}
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private static StringBuilder getWaitingFor(XMPPConnection connection) {
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final long replyTimeout = connection.getReplyTimeout();
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final StringBuilder sb = new StringBuilder(256);
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sb.append("No response received within reply timeout. Timeout was "
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+ replyTimeout + "ms (~"
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+ replyTimeout / 1000 + "s).");
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return sb;
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}
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}
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public static class NotLoggedInException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 3216216839100019278L;
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public NotLoggedInException() {
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super("Client is not logged in");
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}
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}
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public static class AlreadyLoggedInException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 5011416918049935231L;
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public AlreadyLoggedInException() {
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super("Client is already logged in");
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}
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}
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public static class AlreadyConnectedException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 5011416918049135231L;
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public AlreadyConnectedException() {
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super("Client is already connected");
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}
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}
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public static class NotConnectedException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 9197980400776001173L;
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public NotConnectedException() {
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this(null);
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}
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public NotConnectedException(String optionalHint) {
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super("Client is not, or no longer, connected."
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+ (optionalHint != null ? ' ' + optionalHint : ""));
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}
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public NotConnectedException(XMPPConnection connection, String details) {
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super("The connection " + connection.toString() + " is no longer connected. "
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+ details);
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}
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public NotConnectedException(XMPPConnection connection, StanzaFilter stanzaFilter) {
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super("The connection " + connection
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+ " is no longer connected while waiting for response with " + stanzaFilter);
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}
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}
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public static class IllegalStateChangeException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = -1766023961577168927L;
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public IllegalStateChangeException() {
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}
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}
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public static abstract class SecurityRequiredException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 384291845029773545L;
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public SecurityRequiredException(String message) {
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super(message);
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}
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}
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public static class SecurityRequiredByClientException extends SecurityRequiredException {
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/**
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*
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*/
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private static final long serialVersionUID = 2395325821201543159L;
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public SecurityRequiredByClientException() {
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super("SSL/TLS required by client but not supported by server");
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}
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}
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public static class SecurityRequiredByServerException extends SecurityRequiredException {
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/**
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*
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*/
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private static final long serialVersionUID = 8268148813117631819L;
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public SecurityRequiredByServerException() {
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super("SSL/TLS required by server but disabled in client");
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}
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}
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public static class SecurityNotPossibleException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = -6836090872690331336L;
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public SecurityNotPossibleException(String message) {
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super(message);
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}
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}
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/**
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* ConnectionException is thrown if Smack is unable to connect to all hosts of a given XMPP
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* service. The failed hosts can be retrieved with
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* {@link ConnectionException#getFailedAddresses()}, which will have the exception causing the
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* connection failure set and retrievable with {@link HostAddress#getExceptions()}.
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*/
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public static class ConnectionException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 1686944201672697996L;
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private final List<HostAddress> failedAddresses;
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public ConnectionException(Throwable wrappedThrowable) {
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super(wrappedThrowable);
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failedAddresses = new ArrayList<HostAddress>(0);
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}
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private ConnectionException(String message, List<HostAddress> failedAddresses) {
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super(message);
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this.failedAddresses = failedAddresses;
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}
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public static ConnectionException from(List<HostAddress> failedAddresses) {
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final String DELIMITER = ", ";
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StringBuilder sb = new StringBuilder("The following addresses failed: ");
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for (HostAddress hostAddress : failedAddresses) {
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sb.append(hostAddress.getErrorMessage());
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sb.append(DELIMITER);
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}
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// Remove the last delimiter
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sb.setLength(sb.length() - DELIMITER.length());
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return new ConnectionException(sb.toString(), failedAddresses);
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}
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public List<HostAddress> getFailedAddresses() {
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return failedAddresses;
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}
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}
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public static class FeatureNotSupportedException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 4713404802621452016L;
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private final String feature;
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private final Jid jid;
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public FeatureNotSupportedException(String feature) {
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this(feature, null);
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}
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public FeatureNotSupportedException(String feature, Jid jid) {
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super(feature + " not supported" + (jid == null ? "" : " by '" + jid + "'"));
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this.jid = jid;
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this.feature = feature;
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}
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/**
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* Get the feature which is not supported.
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*
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* @return the feature which is not supported
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*/
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public String getFeature() {
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return feature;
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}
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/**
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* Get JID which does not support the feature. The JID can be null in cases when there are
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* multiple JIDs queried for this feature.
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*
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* @return the JID which does not support the feature, or null
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*/
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public Jid getJid() {
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return jid;
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}
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}
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public static class ResourceBindingNotOfferedException extends SmackException {
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/**
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*
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*/
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private static final long serialVersionUID = 2346934138253437571L;
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public ResourceBindingNotOfferedException() {
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super("Resource binding was not offered by server");
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}
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}
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}
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