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| <pre><span class="sourceLineNo">001</span>/* <a name="line.1"></a> |
| <span class="sourceLineNo">002</span> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <span class="sourceLineNo">003</span> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <span class="sourceLineNo">004</span> * distributed with this work for additional information<a name="line.4"></a> |
| <span class="sourceLineNo">005</span> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <span class="sourceLineNo">006</span> * to you under the Apache License, Version 2.0 (the<a name="line.6"></a> |
| <span class="sourceLineNo">007</span> * "License"); you may not use this file except in compliance<a name="line.7"></a> |
| <span class="sourceLineNo">008</span> * with the License. You may obtain a copy of the License at<a name="line.8"></a> |
| <span class="sourceLineNo">009</span> *<a name="line.9"></a> |
| <span class="sourceLineNo">010</span> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <span class="sourceLineNo">011</span> *<a name="line.11"></a> |
| <span class="sourceLineNo">012</span> * Unless required by applicable law or agreed to in writing,<a name="line.12"></a> |
| <span class="sourceLineNo">013</span> * software distributed under the License is distributed on an<a name="line.13"></a> |
| <span class="sourceLineNo">014</span> * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY<a name="line.14"></a> |
| <span class="sourceLineNo">015</span> * KIND, either express or implied. See the License for the<a name="line.15"></a> |
| <span class="sourceLineNo">016</span> * specific language governing permissions and limitations<a name="line.16"></a> |
| <span class="sourceLineNo">017</span> * under the License.<a name="line.17"></a> |
| <span class="sourceLineNo">018</span> */<a name="line.18"></a> |
| <span class="sourceLineNo">019</span>package org.apache.felix.ipojo.composite.service.instantiator;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.util.ArrayList;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.Comparator;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span>import java.util.Dictionary;<a name="line.23"></a> |
| <span class="sourceLineNo">024</span>import java.util.List;<a name="line.24"></a> |
| <span class="sourceLineNo">025</span>import java.util.Properties;<a name="line.25"></a> |
| <span class="sourceLineNo">026</span><a name="line.26"></a> |
| <span class="sourceLineNo">027</span>import org.apache.felix.ipojo.PolicyServiceContext;<a name="line.27"></a> |
| <span class="sourceLineNo">028</span>import org.apache.felix.ipojo.util.DependencyModel;<a name="line.28"></a> |
| <span class="sourceLineNo">029</span>import org.osgi.framework.BundleContext;<a name="line.29"></a> |
| <span class="sourceLineNo">030</span>import org.osgi.framework.Filter;<a name="line.30"></a> |
| <span class="sourceLineNo">031</span>import org.osgi.framework.ServiceReference;<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>import org.osgi.framework.ServiceRegistration;<a name="line.32"></a> |
| <span class="sourceLineNo">033</span><a name="line.33"></a> |
| <span class="sourceLineNo">034</span>/**<a name="line.34"></a> |
| <span class="sourceLineNo">035</span> * Import a service form the parent to the internal service registry.<a name="line.35"></a> |
| <span class="sourceLineNo">036</span> * @author <a href="mailto:dev@felix.apache.org">Felix Project Team</a><a name="line.36"></a> |
| <span class="sourceLineNo">037</span> */<a name="line.37"></a> |
| <span class="sourceLineNo">038</span>public class ServiceImporter extends DependencyModel {<a name="line.38"></a> |
| <span class="sourceLineNo">039</span><a name="line.39"></a> |
| <span class="sourceLineNo">040</span> /**<a name="line.40"></a> |
| <span class="sourceLineNo">041</span> * Reference on the handler.<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> */<a name="line.42"></a> |
| <span class="sourceLineNo">043</span> private ServiceDependencyHandler m_handler;<a name="line.43"></a> |
| <span class="sourceLineNo">044</span><a name="line.44"></a> |
| <span class="sourceLineNo">045</span> private final class Record {<a name="line.45"></a> |
| <span class="sourceLineNo">046</span> /**<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * External Reference.<a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> private ServiceReference m_ref;<a name="line.49"></a> |
| <span class="sourceLineNo">050</span><a name="line.50"></a> |
| <span class="sourceLineNo">051</span> /**<a name="line.51"></a> |
| <span class="sourceLineNo">052</span> * Internal Registration.<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> */<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> private ServiceRegistration m_reg;<a name="line.54"></a> |
| <span class="sourceLineNo">055</span><a name="line.55"></a> |
| <span class="sourceLineNo">056</span> /**<a name="line.56"></a> |
| <span class="sourceLineNo">057</span> * Exposed Object.<a name="line.57"></a> |
| <span class="sourceLineNo">058</span> */<a name="line.58"></a> |
| <span class="sourceLineNo">059</span> private Object m_svcObject;<a name="line.59"></a> |
| <span class="sourceLineNo">060</span><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> /**<a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * Constructor.<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> * @param ref : service reference.<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> */<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> protected Record(ServiceReference ref) {<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> m_ref = ref;<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> }<a name="line.67"></a> |
| <span class="sourceLineNo">068</span><a name="line.68"></a> |
| <span class="sourceLineNo">069</span> /**<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> * Register the current import.<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> */<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> private void register() {<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> if (m_reg != null) {<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> m_reg.unregister();<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> }<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> m_svcObject = getService(m_ref);<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> m_reg = m_handler.getCompositeManager().getServiceContext()<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> .registerService(getSpecification().getName(), m_svcObject, getProps(m_ref));<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> }<a name="line.79"></a> |
| <span class="sourceLineNo">080</span><a name="line.80"></a> |
| <span class="sourceLineNo">081</span> /**<a name="line.81"></a> |
| <span class="sourceLineNo">082</span> * Update the current import.<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> */<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> private void update() {<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> if (m_reg != null) {<a name="line.85"></a> |
| <span class="sourceLineNo">086</span> m_reg.setProperties(getProps(m_ref));<a name="line.86"></a> |
| <span class="sourceLineNo">087</span> }<a name="line.87"></a> |
| <span class="sourceLineNo">088</span> }<a name="line.88"></a> |
| <span class="sourceLineNo">089</span><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> /**<a name="line.90"></a> |
| <span class="sourceLineNo">091</span> * Unregister and release the current import.<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> */<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> private void dispose() {<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> if (m_reg != null) {<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> m_reg.unregister();<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> m_svcObject = null;<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> m_reg = null;<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> }<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> m_ref = null;<a name="line.99"></a> |
| <span class="sourceLineNo">100</span> }<a name="line.100"></a> |
| <span class="sourceLineNo">101</span><a name="line.101"></a> |
| <span class="sourceLineNo">102</span> /**<a name="line.102"></a> |
| <span class="sourceLineNo">103</span> * Test object equality.<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> * @param object : object to confront against the current object.<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> * @return true if the two objects are equals (same service reference).<a name="line.105"></a> |
| <span class="sourceLineNo">106</span> * @see java.lang.Object#equals(java.lang.Object)<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> */<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> public boolean equals(Object object) {<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> if (object instanceof Record) {<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> Record rec = (Record) object;<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> return rec.m_ref == m_ref;<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> }<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> return false;<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> }<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> <a name="line.115"></a> |
| <span class="sourceLineNo">116</span> /**<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> * Hash code method.<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> * @return the hash code by calling the parent method.<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> */<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> public int hashCode() {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> return super.hashCode();<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> }<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> }<a name="line.123"></a> |
| <span class="sourceLineNo">124</span><a name="line.124"></a> |
| <span class="sourceLineNo">125</span> /**<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> * List of managed records.<a name="line.126"></a> |
| <span class="sourceLineNo">127</span> */<a name="line.127"></a> |
| <span class="sourceLineNo">128</span> private List/*<Record>*/m_records = new ArrayList()/* <Record> */;<a name="line.128"></a> |
| <span class="sourceLineNo">129</span><a name="line.129"></a> |
| <span class="sourceLineNo">130</span> /**<a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * Requirement Id.<a name="line.131"></a> |
| <span class="sourceLineNo">132</span> */<a name="line.132"></a> |
| <span class="sourceLineNo">133</span> private String m_id;<a name="line.133"></a> |
| <span class="sourceLineNo">134</span><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> /**<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> * Is this requirement attached to a service-level requirement.<a name="line.136"></a> |
| <span class="sourceLineNo">137</span> */<a name="line.137"></a> |
| <span class="sourceLineNo">138</span> private boolean m_specLevelReq;<a name="line.138"></a> |
| <span class="sourceLineNo">139</span><a name="line.139"></a> |
| <span class="sourceLineNo">140</span> /**<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> * Is the set of used provider frozen ?<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> */<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> private boolean m_isFrozen;<a name="line.143"></a> |
| <span class="sourceLineNo">144</span><a name="line.144"></a> |
| <span class="sourceLineNo">145</span> /**<a name="line.145"></a> |
| <span class="sourceLineNo">146</span> * Constructor.<a name="line.146"></a> |
| <span class="sourceLineNo">147</span> * <a name="line.147"></a> |
| <span class="sourceLineNo">148</span> * @param specification : targeted specification<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> * @param filter : LDAP filter<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> * @param multiple : should the importer imports several services ?<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> * @param optional : is the import optional ?<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> * @param cmp : comparator to use for the tracking <a name="line.152"></a> |
| <span class="sourceLineNo">153</span> * @param policy : resolving policy<a name="line.153"></a> |
| <span class="sourceLineNo">154</span> * @param context : bundle context to use for the tracking (can be a servie context)<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> * @param identitity : requirement id (may be null)<a name="line.155"></a> |
| <span class="sourceLineNo">156</span> * @param handler : handler<a name="line.156"></a> |
| <span class="sourceLineNo">157</span> */<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> public ServiceImporter(Class specification, Filter filter, boolean multiple, boolean optional, Comparator cmp, int policy, BundleContext context, String identitity<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> , ServiceDependencyHandler handler) {<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> super(specification, multiple, optional, filter, cmp, policy, context, handler, handler.getCompositeManager());<a name="line.160"></a> |
| <span class="sourceLineNo">161</span><a name="line.161"></a> |
| <span class="sourceLineNo">162</span> this.m_handler = handler;<a name="line.162"></a> |
| <span class="sourceLineNo">163</span><a name="line.163"></a> |
| <span class="sourceLineNo">164</span> if (m_id == null) {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> m_id = super.getSpecification().getName();<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> } else {<a name="line.166"></a> |
| <span class="sourceLineNo">167</span> m_id = identitity;<a name="line.167"></a> |
| <span class="sourceLineNo">168</span> }<a name="line.168"></a> |
| <span class="sourceLineNo">169</span><a name="line.169"></a> |
| <span class="sourceLineNo">170</span> }<a name="line.170"></a> |
| <span class="sourceLineNo">171</span><a name="line.171"></a> |
| <span class="sourceLineNo">172</span> /**<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> * Get the properties for the exposed service from the given reference.<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> * <a name="line.174"></a> |
| <span class="sourceLineNo">175</span> * @param ref : the reference.<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> * @return the property dictionary<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> */<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> private static Dictionary getProps(ServiceReference ref) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> Properties prop = new Properties();<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> String[] keys = ref.getPropertyKeys();<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> for (int i = 0; i < keys.length; i++) {<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> prop.put(keys[i], ref.getProperty(keys[i]));<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> }<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> return prop;<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> }<a name="line.185"></a> |
| <span class="sourceLineNo">186</span><a name="line.186"></a> |
| <span class="sourceLineNo">187</span> /**<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> * Freeze the set of used provider.<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> * This method allow to fix the set of provider when the static binding policy is used.<a name="line.189"></a> |
| <span class="sourceLineNo">190</span> */<a name="line.190"></a> |
| <span class="sourceLineNo">191</span> public void freeze() {<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> m_isFrozen = true;<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> }<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> <a name="line.194"></a> |
| <span class="sourceLineNo">195</span> /**<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> * Unfreezes.<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> */<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> public void unfreeze() {<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> m_isFrozen = false;<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> }<a name="line.200"></a> |
| <span class="sourceLineNo">201</span><a name="line.201"></a> |
| <span class="sourceLineNo">202</span> public boolean isFrozen() {<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> return m_isFrozen;<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> }<a name="line.204"></a> |
| <span class="sourceLineNo">205</span><a name="line.205"></a> |
| <span class="sourceLineNo">206</span> /**<a name="line.206"></a> |
| <span class="sourceLineNo">207</span> * Stop the management of the import.<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> */<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> public void stop() {<a name="line.209"></a> |
| <span class="sourceLineNo">210</span><a name="line.210"></a> |
| <span class="sourceLineNo">211</span> super.stop();<a name="line.211"></a> |
| <span class="sourceLineNo">212</span><a name="line.212"></a> |
| <span class="sourceLineNo">213</span> for (int i = 0; i < m_records.size(); i++) {<a name="line.213"></a> |
| <span class="sourceLineNo">214</span> Record rec = (Record) m_records.get(i);<a name="line.214"></a> |
| <span class="sourceLineNo">215</span> rec.dispose();<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> }<a name="line.216"></a> |
| <span class="sourceLineNo">217</span><a name="line.217"></a> |
| <span class="sourceLineNo">218</span> m_records.clear();<a name="line.218"></a> |
| <span class="sourceLineNo">219</span><a name="line.219"></a> |
| <span class="sourceLineNo">220</span> }<a name="line.220"></a> |
| <span class="sourceLineNo">221</span><a name="line.221"></a> |
| <span class="sourceLineNo">222</span> /**<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> * Get the record list using the given reference.<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> * <a name="line.224"></a> |
| <span class="sourceLineNo">225</span> * @param ref : the reference<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> * @return the list containing all record using the given reference<a name="line.226"></a> |
| <span class="sourceLineNo">227</span> */<a name="line.227"></a> |
| <span class="sourceLineNo">228</span> private List/* <Record> */getRecordsByRef(ServiceReference ref) {<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> List list = new ArrayList();<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> for (int i = 0; i < m_records.size(); i++) {<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> Record rec = (Record) m_records.get(i);<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> if (rec.m_ref == ref) {<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> list.add(rec);<a name="line.233"></a> |
| <span class="sourceLineNo">234</span> }<a name="line.234"></a> |
| <span class="sourceLineNo">235</span> }<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> return list;<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> }<a name="line.237"></a> |
| <span class="sourceLineNo">238</span><a name="line.238"></a> |
| <span class="sourceLineNo">239</span> /**<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> * Build the list of imported service provider.<a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * @return the list of all imported services.<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> */<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> public List getProviders() {<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> List list = new ArrayList();<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> for (int i = 0; i < m_records.size(); i++) {<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> list.add((((Record) m_records.get(i)).m_ref).getProperty("instance.name"));<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> }<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> return list;<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> }<a name="line.249"></a> |
| <span class="sourceLineNo">250</span><a name="line.250"></a> |
| <span class="sourceLineNo">251</span> /**<a name="line.251"></a> |
| <span class="sourceLineNo">252</span> * Set that this dependency is a service level dependency.<a name="line.252"></a> |
| <span class="sourceLineNo">253</span> * This forces the scoping policy to be STRICT.<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> */<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> public void setServiceLevelDependency() {<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> m_specLevelReq = true;<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> PolicyServiceContext context = new PolicyServiceContext(m_handler.getCompositeManager().getGlobalContext(), m_handler.getCompositeManager().getParentServiceContext(), PolicyServiceContext.LOCAL);<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> setBundleContext(context);<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> }<a name="line.259"></a> |
| <span class="sourceLineNo">260</span><a name="line.260"></a> |
| <span class="sourceLineNo">261</span> public String getId() {<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> return m_id;<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> }<a name="line.263"></a> |
| <span class="sourceLineNo">264</span><a name="line.264"></a> |
| <span class="sourceLineNo">265</span> public boolean isServiceLevelRequirement() {<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> return m_specLevelReq;<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> }<a name="line.267"></a> |
| <span class="sourceLineNo">268</span><a name="line.268"></a> |
| <span class="sourceLineNo">269</span> /**<a name="line.269"></a> |
| <span class="sourceLineNo">270</span> * On Dependency Reconfiguration notification method.<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> * @param departs : leaving service references.<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> * @param arrivals : new injected service references.<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> * @see org.apache.felix.ipojo.util.DependencyModel#onDependencyReconfiguration(org.osgi.framework.ServiceReference[], org.osgi.framework.ServiceReference[])<a name="line.273"></a> |
| <span class="sourceLineNo">274</span> */<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> public void onDependencyReconfiguration(ServiceReference[] departs, ServiceReference[] arrivals) {<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> for (int i = 0; departs != null && i < departs.length; i++) {<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> onServiceDeparture(departs[i]);<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> }<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> <a name="line.279"></a> |
| <span class="sourceLineNo">280</span> for (int i = 0; arrivals != null && i < arrivals.length; i++) {<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> onServiceArrival(arrivals[i]);<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> }<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> }<a name="line.283"></a> |
| <span class="sourceLineNo">284</span><a name="line.284"></a> |
| <span class="sourceLineNo">285</span> /**<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> * A new service is injected by the tracker.<a name="line.286"></a> |
| <span class="sourceLineNo">287</span> * This method create a 'Record' and register it.<a name="line.287"></a> |
| <span class="sourceLineNo">288</span> * @param ref : new service reference.<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> * @see org.apache.felix.ipojo.util.DependencyModel#onServiceArrival(org.osgi.framework.ServiceReference)<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> */<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> public void onServiceArrival(ServiceReference ref) {<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> Record rec = new Record(ref);<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> m_records.add(rec);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> // Always register the reference, as the method is call only when needed. <a name="line.294"></a> |
| <span class="sourceLineNo">295</span> rec.register();<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> }<a name="line.296"></a> |
| <span class="sourceLineNo">297</span><a name="line.297"></a> |
| <span class="sourceLineNo">298</span> /**<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> * A used service disappears.<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> * This method find the implicated 'Record', dispose it and remove it from the list.<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> * @param ref : leaving service reference.<a name="line.301"></a> |
| <span class="sourceLineNo">302</span> * @see org.apache.felix.ipojo.util.DependencyModel#onServiceDeparture(org.osgi.framework.ServiceReference)<a name="line.302"></a> |
| <span class="sourceLineNo">303</span> */<a name="line.303"></a> |
| <span class="sourceLineNo">304</span> public void onServiceDeparture(ServiceReference ref) {<a name="line.304"></a> |
| <span class="sourceLineNo">305</span> List list = getRecordsByRef(ref);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> for (int i = 0; i < list.size(); i++) { // Stop the implied record<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> Record rec = (Record) list.get(i);<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> rec.dispose();<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> }<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> m_records.removeAll(list);<a name="line.310"></a> |
| <span class="sourceLineNo">311</span> }<a name="line.311"></a> |
| <span class="sourceLineNo">312</span><a name="line.312"></a> |
| <span class="sourceLineNo">313</span> /**<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> * A used service is modified.<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> * @param ref : modified service reference.<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> * @see org.apache.felix.ipojo.util.DependencyModel#onServiceModification(org.osgi.framework.ServiceReference)<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> */<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> public void onServiceModification(ServiceReference ref) {<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> List list = getRecordsByRef(ref);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> for (int i = 0; i < list.size(); i++) { // Stop the implied record<a name="line.320"></a> |
| <span class="sourceLineNo">321</span> Record rec = (Record) list.get(i);<a name="line.321"></a> |
| <span class="sourceLineNo">322</span> rec.update();<a name="line.322"></a> |
| <span class="sourceLineNo">323</span> }<a name="line.323"></a> |
| <span class="sourceLineNo">324</span> }<a name="line.324"></a> |
| <span class="sourceLineNo">325</span><a name="line.325"></a> |
| <span class="sourceLineNo">326</span>}<a name="line.326"></a> |
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| </div> |
| </body> |
| </html> |
