001/**
002 *
003 * Copyright 2009 Jive Software.
004 *
005 * Licensed under the Apache License, Version 2.0 (the "License");
006 * you may not use this file except in compliance with the License.
007 * You may obtain a copy of the License at
008 *
009 *     http://www.apache.org/licenses/LICENSE-2.0
010 *
011 * Unless required by applicable law or agreed to in writing, software
012 * distributed under the License is distributed on an "AS IS" BASIS,
013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
014 * See the License for the specific language governing permissions and
015 * limitations under the License.
016 */
017
018package org.jivesoftware.smack.bosh;
019
020import java.net.URI;
021import java.net.URISyntaxException;
022import java.util.HashMap;
023import java.util.Map;
024
025import org.jivesoftware.smack.ConnectionConfiguration;
026import org.jivesoftware.smack.proxy.ProxyInfo;
027
028/**
029 * Configuration to use while establishing the connection to the XMPP server via
030 * HTTP binding.
031 *
032 * @see XMPPBOSHConnection
033 * @author Guenther Niess
034 */
035public final class BOSHConfiguration extends ConnectionConfiguration {
036
037    private final boolean https;
038    private final String file;
039    private Map<String, String> httpHeaders;
040
041    private BOSHConfiguration(Builder builder) {
042        super(builder);
043        if (proxy != null) {
044            if (proxy.getProxyType() != ProxyInfo.ProxyType.HTTP) {
045                throw new IllegalArgumentException(
046                                "Only HTTP proxies are support with BOSH connections");
047            }
048        }
049        https = builder.https;
050        if (builder.file != null)  {
051            if (builder.file.charAt(0) != '/') {
052                file = '/' + builder.file;
053            } else {
054                file = builder.file;
055            }
056        } else {
057            file = null;
058        }
059        httpHeaders = builder.httpHeaders;
060    }
061
062    public boolean isProxyEnabled() {
063        return proxy != null;
064    }
065
066    @Override
067    public ProxyInfo getProxyInfo() {
068        return proxy;
069    }
070
071    public String getProxyAddress() {
072        return proxy != null ? proxy.getProxyAddress() : null;
073    }
074
075    public int getProxyPort() {
076        return proxy != null ? proxy.getProxyPort() : 8080;
077    }
078
079    public boolean isUsingHTTPS() {
080        return https;
081    }
082
083    public URI getURI() throws URISyntaxException {
084        String uri = (https ? "https://" : "http://") + getHostString() + ":" + this.port + (file != null ? file : "");
085        return new URI(uri);
086    }
087
088    public Map<String, String> getHttpHeaders() {
089        return httpHeaders;
090    }
091
092    public static Builder builder() {
093        return new Builder();
094    }
095
096    public static final class Builder extends ConnectionConfiguration.Builder<Builder, BOSHConfiguration> {
097        private boolean https;
098        private String file;
099        private Map<String, String> httpHeaders = new HashMap<>();
100
101        private Builder() {
102        }
103
104        public Builder setUseHttps(boolean useHttps) {
105            https = useHttps;
106            return this;
107        }
108
109        public Builder useHttps() {
110            return setUseHttps(true);
111        }
112
113        public Builder setFile(String file) {
114            this.file = file;
115            return this;
116        }
117
118        public Builder addHttpHeader(String name, String value) {
119            httpHeaders.put(name, value);
120            return this;
121        }
122
123        @Override
124        public BOSHConfiguration build() {
125            return new BOSHConfiguration(this);
126        }
127
128        @Override
129        protected Builder getThis() {
130            return this;
131        }
132    }
133}