| <HTML> |
| <BODY BGCOLOR="white"> |
| <PRE> |
| <FONT color="green">001</FONT> /*<a name="line.1"></a> |
| <FONT color="green">002</FONT> * Licensed to the Apache Software Foundation (ASF) under one<a name="line.2"></a> |
| <FONT color="green">003</FONT> * or more contributor license agreements. See the NOTICE file<a name="line.3"></a> |
| <FONT color="green">004</FONT> * distributed with this work for additional information<a name="line.4"></a> |
| <FONT color="green">005</FONT> * regarding copyright ownership. The ASF licenses this file<a name="line.5"></a> |
| <FONT color="green">006</FONT> * to you under the Apache License, Version 2.0 (the "License");<a name="line.6"></a> |
| <FONT color="green">007</FONT> * you may not use this file except in compliance with the License.<a name="line.7"></a> |
| <FONT color="green">008</FONT> * You may obtain a copy of the License at<a name="line.8"></a> |
| <FONT color="green">009</FONT> *<a name="line.9"></a> |
| <FONT color="green">010</FONT> * http://www.apache.org/licenses/LICENSE-2.0<a name="line.10"></a> |
| <FONT color="green">011</FONT> *<a name="line.11"></a> |
| <FONT color="green">012</FONT> * Unless required by applicable law or agreed to in writing, software<a name="line.12"></a> |
| <FONT color="green">013</FONT> * distributed under the License is distributed on an "AS IS" BASIS,<a name="line.13"></a> |
| <FONT color="green">014</FONT> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.<a name="line.14"></a> |
| <FONT color="green">015</FONT> * See the License for the specific language governing permissions and<a name="line.15"></a> |
| <FONT color="green">016</FONT> * limitations under the License.<a name="line.16"></a> |
| <FONT color="green">017</FONT> */<a name="line.17"></a> |
| <FONT color="green">018</FONT> /*<a name="line.18"></a> |
| <FONT color="green">019</FONT> * $Id: ObjectVector.java 1225426 2011-12-29 04:13:08Z mrglavas $<a name="line.19"></a> |
| <FONT color="green">020</FONT> */<a name="line.20"></a> |
| <FONT color="green">021</FONT> package org.apache.xml.utils;<a name="line.21"></a> |
| <FONT color="green">022</FONT> <a name="line.22"></a> |
| <FONT color="green">023</FONT> /**<a name="line.23"></a> |
| <FONT color="green">024</FONT> * A very simple table that stores a list of objects.<a name="line.24"></a> |
| <FONT color="green">025</FONT> *<a name="line.25"></a> |
| <FONT color="green">026</FONT> * This version is based on a "realloc" strategy -- a simle array is<a name="line.26"></a> |
| <FONT color="green">027</FONT> * used, and when more storage is needed, a larger array is obtained<a name="line.27"></a> |
| <FONT color="green">028</FONT> * and all existing data is recopied into it. As a result, read/write<a name="line.28"></a> |
| <FONT color="green">029</FONT> * access to existing nodes is O(1) fast but appending may be O(N**2)<a name="line.29"></a> |
| <FONT color="green">030</FONT> * slow. <a name="line.30"></a> |
| <FONT color="green">031</FONT> * @xsl.usage internal<a name="line.31"></a> |
| <FONT color="green">032</FONT> */<a name="line.32"></a> |
| <FONT color="green">033</FONT> public class ObjectVector implements Cloneable<a name="line.33"></a> |
| <FONT color="green">034</FONT> {<a name="line.34"></a> |
| <FONT color="green">035</FONT> <a name="line.35"></a> |
| <FONT color="green">036</FONT> /** Size of blocks to allocate */<a name="line.36"></a> |
| <FONT color="green">037</FONT> protected int m_blocksize;<a name="line.37"></a> |
| <FONT color="green">038</FONT> <a name="line.38"></a> |
| <FONT color="green">039</FONT> /** Array of objects */<a name="line.39"></a> |
| <FONT color="green">040</FONT> protected Object m_map[]; <a name="line.40"></a> |
| <FONT color="green">041</FONT> <a name="line.41"></a> |
| <FONT color="green">042</FONT> /** Number of ints in array */<a name="line.42"></a> |
| <FONT color="green">043</FONT> protected int m_firstFree = 0;<a name="line.43"></a> |
| <FONT color="green">044</FONT> <a name="line.44"></a> |
| <FONT color="green">045</FONT> /** Size of array */<a name="line.45"></a> |
| <FONT color="green">046</FONT> protected int m_mapSize;<a name="line.46"></a> |
| <FONT color="green">047</FONT> <a name="line.47"></a> |
| <FONT color="green">048</FONT> /**<a name="line.48"></a> |
| <FONT color="green">049</FONT> * Default constructor. Note that the default<a name="line.49"></a> |
| <FONT color="green">050</FONT> * block size is very small, for small lists.<a name="line.50"></a> |
| <FONT color="green">051</FONT> */<a name="line.51"></a> |
| <FONT color="green">052</FONT> public ObjectVector()<a name="line.52"></a> |
| <FONT color="green">053</FONT> {<a name="line.53"></a> |
| <FONT color="green">054</FONT> <a name="line.54"></a> |
| <FONT color="green">055</FONT> m_blocksize = 32;<a name="line.55"></a> |
| <FONT color="green">056</FONT> m_mapSize = m_blocksize;<a name="line.56"></a> |
| <FONT color="green">057</FONT> m_map = new Object[m_blocksize];<a name="line.57"></a> |
| <FONT color="green">058</FONT> }<a name="line.58"></a> |
| <FONT color="green">059</FONT> <a name="line.59"></a> |
| <FONT color="green">060</FONT> /**<a name="line.60"></a> |
| <FONT color="green">061</FONT> * Construct a IntVector, using the given block size.<a name="line.61"></a> |
| <FONT color="green">062</FONT> *<a name="line.62"></a> |
| <FONT color="green">063</FONT> * @param blocksize Size of block to allocate<a name="line.63"></a> |
| <FONT color="green">064</FONT> */<a name="line.64"></a> |
| <FONT color="green">065</FONT> public ObjectVector(int blocksize)<a name="line.65"></a> |
| <FONT color="green">066</FONT> {<a name="line.66"></a> |
| <FONT color="green">067</FONT> <a name="line.67"></a> |
| <FONT color="green">068</FONT> m_blocksize = blocksize;<a name="line.68"></a> |
| <FONT color="green">069</FONT> m_mapSize = blocksize;<a name="line.69"></a> |
| <FONT color="green">070</FONT> m_map = new Object[blocksize];<a name="line.70"></a> |
| <FONT color="green">071</FONT> }<a name="line.71"></a> |
| <FONT color="green">072</FONT> <a name="line.72"></a> |
| <FONT color="green">073</FONT> /**<a name="line.73"></a> |
| <FONT color="green">074</FONT> * Construct a IntVector, using the given block size.<a name="line.74"></a> |
| <FONT color="green">075</FONT> *<a name="line.75"></a> |
| <FONT color="green">076</FONT> * @param blocksize Size of block to allocate<a name="line.76"></a> |
| <FONT color="green">077</FONT> */<a name="line.77"></a> |
| <FONT color="green">078</FONT> public ObjectVector(int blocksize, int increaseSize)<a name="line.78"></a> |
| <FONT color="green">079</FONT> {<a name="line.79"></a> |
| <FONT color="green">080</FONT> <a name="line.80"></a> |
| <FONT color="green">081</FONT> m_blocksize = increaseSize;<a name="line.81"></a> |
| <FONT color="green">082</FONT> m_mapSize = blocksize;<a name="line.82"></a> |
| <FONT color="green">083</FONT> m_map = new Object[blocksize];<a name="line.83"></a> |
| <FONT color="green">084</FONT> }<a name="line.84"></a> |
| <FONT color="green">085</FONT> <a name="line.85"></a> |
| <FONT color="green">086</FONT> /**<a name="line.86"></a> |
| <FONT color="green">087</FONT> * Copy constructor for ObjectVector<a name="line.87"></a> |
| <FONT color="green">088</FONT> * <a name="line.88"></a> |
| <FONT color="green">089</FONT> * @param v Existing ObjectVector to copy<a name="line.89"></a> |
| <FONT color="green">090</FONT> */<a name="line.90"></a> |
| <FONT color="green">091</FONT> public ObjectVector(ObjectVector v)<a name="line.91"></a> |
| <FONT color="green">092</FONT> {<a name="line.92"></a> |
| <FONT color="green">093</FONT> m_map = new Object[v.m_mapSize];<a name="line.93"></a> |
| <FONT color="green">094</FONT> m_mapSize = v.m_mapSize;<a name="line.94"></a> |
| <FONT color="green">095</FONT> m_firstFree = v.m_firstFree;<a name="line.95"></a> |
| <FONT color="green">096</FONT> m_blocksize = v.m_blocksize;<a name="line.96"></a> |
| <FONT color="green">097</FONT> System.arraycopy(v.m_map, 0, m_map, 0, m_firstFree);<a name="line.97"></a> |
| <FONT color="green">098</FONT> }<a name="line.98"></a> |
| <FONT color="green">099</FONT> <a name="line.99"></a> |
| <FONT color="green">100</FONT> /**<a name="line.100"></a> |
| <FONT color="green">101</FONT> * Get the length of the list.<a name="line.101"></a> |
| <FONT color="green">102</FONT> *<a name="line.102"></a> |
| <FONT color="green">103</FONT> * @return length of the list<a name="line.103"></a> |
| <FONT color="green">104</FONT> */<a name="line.104"></a> |
| <FONT color="green">105</FONT> public final int size()<a name="line.105"></a> |
| <FONT color="green">106</FONT> {<a name="line.106"></a> |
| <FONT color="green">107</FONT> return m_firstFree;<a name="line.107"></a> |
| <FONT color="green">108</FONT> }<a name="line.108"></a> |
| <FONT color="green">109</FONT> <a name="line.109"></a> |
| <FONT color="green">110</FONT> /**<a name="line.110"></a> |
| <FONT color="green">111</FONT> * Get the length of the list.<a name="line.111"></a> |
| <FONT color="green">112</FONT> *<a name="line.112"></a> |
| <FONT color="green">113</FONT> * @return length of the list<a name="line.113"></a> |
| <FONT color="green">114</FONT> */<a name="line.114"></a> |
| <FONT color="green">115</FONT> public final void setSize(int sz)<a name="line.115"></a> |
| <FONT color="green">116</FONT> {<a name="line.116"></a> |
| <FONT color="green">117</FONT> m_firstFree = sz;<a name="line.117"></a> |
| <FONT color="green">118</FONT> }<a name="line.118"></a> |
| <FONT color="green">119</FONT> <a name="line.119"></a> |
| <FONT color="green">120</FONT> <a name="line.120"></a> |
| <FONT color="green">121</FONT> /**<a name="line.121"></a> |
| <FONT color="green">122</FONT> * Append an object onto the vector.<a name="line.122"></a> |
| <FONT color="green">123</FONT> *<a name="line.123"></a> |
| <FONT color="green">124</FONT> * @param value Object to add to the list <a name="line.124"></a> |
| <FONT color="green">125</FONT> */<a name="line.125"></a> |
| <FONT color="green">126</FONT> public final void addElement(Object value)<a name="line.126"></a> |
| <FONT color="green">127</FONT> {<a name="line.127"></a> |
| <FONT color="green">128</FONT> <a name="line.128"></a> |
| <FONT color="green">129</FONT> if ((m_firstFree + 1) >= m_mapSize)<a name="line.129"></a> |
| <FONT color="green">130</FONT> {<a name="line.130"></a> |
| <FONT color="green">131</FONT> m_mapSize += m_blocksize;<a name="line.131"></a> |
| <FONT color="green">132</FONT> <a name="line.132"></a> |
| <FONT color="green">133</FONT> Object newMap[] = new Object[m_mapSize];<a name="line.133"></a> |
| <FONT color="green">134</FONT> <a name="line.134"></a> |
| <FONT color="green">135</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree + 1);<a name="line.135"></a> |
| <FONT color="green">136</FONT> <a name="line.136"></a> |
| <FONT color="green">137</FONT> m_map = newMap;<a name="line.137"></a> |
| <FONT color="green">138</FONT> }<a name="line.138"></a> |
| <FONT color="green">139</FONT> <a name="line.139"></a> |
| <FONT color="green">140</FONT> m_map[m_firstFree] = value;<a name="line.140"></a> |
| <FONT color="green">141</FONT> <a name="line.141"></a> |
| <FONT color="green">142</FONT> m_firstFree++;<a name="line.142"></a> |
| <FONT color="green">143</FONT> }<a name="line.143"></a> |
| <FONT color="green">144</FONT> <a name="line.144"></a> |
| <FONT color="green">145</FONT> /**<a name="line.145"></a> |
| <FONT color="green">146</FONT> * Append several Object values onto the vector.<a name="line.146"></a> |
| <FONT color="green">147</FONT> *<a name="line.147"></a> |
| <FONT color="green">148</FONT> * @param value Object to add to the list <a name="line.148"></a> |
| <FONT color="green">149</FONT> */<a name="line.149"></a> |
| <FONT color="green">150</FONT> public final void addElements(Object value, int numberOfElements)<a name="line.150"></a> |
| <FONT color="green">151</FONT> {<a name="line.151"></a> |
| <FONT color="green">152</FONT> <a name="line.152"></a> |
| <FONT color="green">153</FONT> if ((m_firstFree + numberOfElements) >= m_mapSize)<a name="line.153"></a> |
| <FONT color="green">154</FONT> {<a name="line.154"></a> |
| <FONT color="green">155</FONT> m_mapSize += (m_blocksize+numberOfElements);<a name="line.155"></a> |
| <FONT color="green">156</FONT> <a name="line.156"></a> |
| <FONT color="green">157</FONT> Object newMap[] = new Object[m_mapSize];<a name="line.157"></a> |
| <FONT color="green">158</FONT> <a name="line.158"></a> |
| <FONT color="green">159</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree + 1);<a name="line.159"></a> |
| <FONT color="green">160</FONT> <a name="line.160"></a> |
| <FONT color="green">161</FONT> m_map = newMap;<a name="line.161"></a> |
| <FONT color="green">162</FONT> }<a name="line.162"></a> |
| <FONT color="green">163</FONT> <a name="line.163"></a> |
| <FONT color="green">164</FONT> for (int i = 0; i < numberOfElements; i++) <a name="line.164"></a> |
| <FONT color="green">165</FONT> {<a name="line.165"></a> |
| <FONT color="green">166</FONT> m_map[m_firstFree] = value;<a name="line.166"></a> |
| <FONT color="green">167</FONT> m_firstFree++;<a name="line.167"></a> |
| <FONT color="green">168</FONT> }<a name="line.168"></a> |
| <FONT color="green">169</FONT> }<a name="line.169"></a> |
| <FONT color="green">170</FONT> <a name="line.170"></a> |
| <FONT color="green">171</FONT> /**<a name="line.171"></a> |
| <FONT color="green">172</FONT> * Append several slots onto the vector, but do not set the values.<a name="line.172"></a> |
| <FONT color="green">173</FONT> *<a name="line.173"></a> |
| <FONT color="green">174</FONT> * @param numberOfElements number of slots to append<a name="line.174"></a> |
| <FONT color="green">175</FONT> */<a name="line.175"></a> |
| <FONT color="green">176</FONT> public final void addElements(int numberOfElements)<a name="line.176"></a> |
| <FONT color="green">177</FONT> {<a name="line.177"></a> |
| <FONT color="green">178</FONT> <a name="line.178"></a> |
| <FONT color="green">179</FONT> if ((m_firstFree + numberOfElements) >= m_mapSize)<a name="line.179"></a> |
| <FONT color="green">180</FONT> {<a name="line.180"></a> |
| <FONT color="green">181</FONT> m_mapSize += (m_blocksize+numberOfElements);<a name="line.181"></a> |
| <FONT color="green">182</FONT> <a name="line.182"></a> |
| <FONT color="green">183</FONT> Object newMap[] = new Object[m_mapSize];<a name="line.183"></a> |
| <FONT color="green">184</FONT> <a name="line.184"></a> |
| <FONT color="green">185</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree + 1);<a name="line.185"></a> |
| <FONT color="green">186</FONT> <a name="line.186"></a> |
| <FONT color="green">187</FONT> m_map = newMap;<a name="line.187"></a> |
| <FONT color="green">188</FONT> }<a name="line.188"></a> |
| <FONT color="green">189</FONT> <a name="line.189"></a> |
| <FONT color="green">190</FONT> m_firstFree += numberOfElements;<a name="line.190"></a> |
| <FONT color="green">191</FONT> }<a name="line.191"></a> |
| <FONT color="green">192</FONT> <a name="line.192"></a> |
| <FONT color="green">193</FONT> <a name="line.193"></a> |
| <FONT color="green">194</FONT> /**<a name="line.194"></a> |
| <FONT color="green">195</FONT> * Inserts the specified object in this vector at the specified index.<a name="line.195"></a> |
| <FONT color="green">196</FONT> * Each component in this vector with an index greater or equal to<a name="line.196"></a> |
| <FONT color="green">197</FONT> * the specified index is shifted upward to have an index one greater<a name="line.197"></a> |
| <FONT color="green">198</FONT> * than the value it had previously.<a name="line.198"></a> |
| <FONT color="green">199</FONT> *<a name="line.199"></a> |
| <FONT color="green">200</FONT> * @param value Object to insert<a name="line.200"></a> |
| <FONT color="green">201</FONT> * @param at Index of where to insert <a name="line.201"></a> |
| <FONT color="green">202</FONT> */<a name="line.202"></a> |
| <FONT color="green">203</FONT> public final void insertElementAt(Object value, int at)<a name="line.203"></a> |
| <FONT color="green">204</FONT> {<a name="line.204"></a> |
| <FONT color="green">205</FONT> <a name="line.205"></a> |
| <FONT color="green">206</FONT> if ((m_firstFree + 1) >= m_mapSize)<a name="line.206"></a> |
| <FONT color="green">207</FONT> {<a name="line.207"></a> |
| <FONT color="green">208</FONT> m_mapSize += m_blocksize;<a name="line.208"></a> |
| <FONT color="green">209</FONT> <a name="line.209"></a> |
| <FONT color="green">210</FONT> Object newMap[] = new Object[m_mapSize];<a name="line.210"></a> |
| <FONT color="green">211</FONT> <a name="line.211"></a> |
| <FONT color="green">212</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree + 1);<a name="line.212"></a> |
| <FONT color="green">213</FONT> <a name="line.213"></a> |
| <FONT color="green">214</FONT> m_map = newMap;<a name="line.214"></a> |
| <FONT color="green">215</FONT> }<a name="line.215"></a> |
| <FONT color="green">216</FONT> <a name="line.216"></a> |
| <FONT color="green">217</FONT> if (at <= (m_firstFree - 1))<a name="line.217"></a> |
| <FONT color="green">218</FONT> {<a name="line.218"></a> |
| <FONT color="green">219</FONT> System.arraycopy(m_map, at, m_map, at + 1, m_firstFree - at);<a name="line.219"></a> |
| <FONT color="green">220</FONT> }<a name="line.220"></a> |
| <FONT color="green">221</FONT> <a name="line.221"></a> |
| <FONT color="green">222</FONT> m_map[at] = value;<a name="line.222"></a> |
| <FONT color="green">223</FONT> <a name="line.223"></a> |
| <FONT color="green">224</FONT> m_firstFree++;<a name="line.224"></a> |
| <FONT color="green">225</FONT> }<a name="line.225"></a> |
| <FONT color="green">226</FONT> <a name="line.226"></a> |
| <FONT color="green">227</FONT> /**<a name="line.227"></a> |
| <FONT color="green">228</FONT> * Remove all elements objects from the list. <a name="line.228"></a> |
| <FONT color="green">229</FONT> */<a name="line.229"></a> |
| <FONT color="green">230</FONT> public final void removeAllElements()<a name="line.230"></a> |
| <FONT color="green">231</FONT> {<a name="line.231"></a> |
| <FONT color="green">232</FONT> <a name="line.232"></a> |
| <FONT color="green">233</FONT> for (int i = 0; i < m_firstFree; i++)<a name="line.233"></a> |
| <FONT color="green">234</FONT> {<a name="line.234"></a> |
| <FONT color="green">235</FONT> m_map[i] = null;<a name="line.235"></a> |
| <FONT color="green">236</FONT> }<a name="line.236"></a> |
| <FONT color="green">237</FONT> <a name="line.237"></a> |
| <FONT color="green">238</FONT> m_firstFree = 0;<a name="line.238"></a> |
| <FONT color="green">239</FONT> }<a name="line.239"></a> |
| <FONT color="green">240</FONT> <a name="line.240"></a> |
| <FONT color="green">241</FONT> /**<a name="line.241"></a> |
| <FONT color="green">242</FONT> * Removes the first occurrence of the argument from this vector.<a name="line.242"></a> |
| <FONT color="green">243</FONT> * If the object is found in this vector, each component in the vector<a name="line.243"></a> |
| <FONT color="green">244</FONT> * with an index greater or equal to the object's index is shifted<a name="line.244"></a> |
| <FONT color="green">245</FONT> * downward to have an index one smaller than the value it had<a name="line.245"></a> |
| <FONT color="green">246</FONT> * previously.<a name="line.246"></a> |
| <FONT color="green">247</FONT> *<a name="line.247"></a> |
| <FONT color="green">248</FONT> * @param s Object to remove from array<a name="line.248"></a> |
| <FONT color="green">249</FONT> *<a name="line.249"></a> |
| <FONT color="green">250</FONT> * @return True if the object was removed, false if it was not found<a name="line.250"></a> |
| <FONT color="green">251</FONT> */<a name="line.251"></a> |
| <FONT color="green">252</FONT> public final boolean removeElement(Object s)<a name="line.252"></a> |
| <FONT color="green">253</FONT> {<a name="line.253"></a> |
| <FONT color="green">254</FONT> <a name="line.254"></a> |
| <FONT color="green">255</FONT> for (int i = 0; i < m_firstFree; i++)<a name="line.255"></a> |
| <FONT color="green">256</FONT> {<a name="line.256"></a> |
| <FONT color="green">257</FONT> if (m_map[i] == s)<a name="line.257"></a> |
| <FONT color="green">258</FONT> {<a name="line.258"></a> |
| <FONT color="green">259</FONT> if ((i + 1) < m_firstFree)<a name="line.259"></a> |
| <FONT color="green">260</FONT> System.arraycopy(m_map, i + 1, m_map, i - 1, m_firstFree - i);<a name="line.260"></a> |
| <FONT color="green">261</FONT> else<a name="line.261"></a> |
| <FONT color="green">262</FONT> m_map[i] = null;<a name="line.262"></a> |
| <FONT color="green">263</FONT> <a name="line.263"></a> |
| <FONT color="green">264</FONT> m_firstFree--;<a name="line.264"></a> |
| <FONT color="green">265</FONT> <a name="line.265"></a> |
| <FONT color="green">266</FONT> return true;<a name="line.266"></a> |
| <FONT color="green">267</FONT> }<a name="line.267"></a> |
| <FONT color="green">268</FONT> }<a name="line.268"></a> |
| <FONT color="green">269</FONT> <a name="line.269"></a> |
| <FONT color="green">270</FONT> return false;<a name="line.270"></a> |
| <FONT color="green">271</FONT> }<a name="line.271"></a> |
| <FONT color="green">272</FONT> <a name="line.272"></a> |
| <FONT color="green">273</FONT> /**<a name="line.273"></a> |
| <FONT color="green">274</FONT> * Deletes the component at the specified index. Each component in<a name="line.274"></a> |
| <FONT color="green">275</FONT> * this vector with an index greater or equal to the specified<a name="line.275"></a> |
| <FONT color="green">276</FONT> * index is shifted downward to have an index one smaller than<a name="line.276"></a> |
| <FONT color="green">277</FONT> * the value it had previously.<a name="line.277"></a> |
| <FONT color="green">278</FONT> *<a name="line.278"></a> |
| <FONT color="green">279</FONT> * @param i index of where to remove an object<a name="line.279"></a> |
| <FONT color="green">280</FONT> */<a name="line.280"></a> |
| <FONT color="green">281</FONT> public final void removeElementAt(int i)<a name="line.281"></a> |
| <FONT color="green">282</FONT> {<a name="line.282"></a> |
| <FONT color="green">283</FONT> <a name="line.283"></a> |
| <FONT color="green">284</FONT> if (i > m_firstFree)<a name="line.284"></a> |
| <FONT color="green">285</FONT> System.arraycopy(m_map, i + 1, m_map, i, m_firstFree);<a name="line.285"></a> |
| <FONT color="green">286</FONT> else<a name="line.286"></a> |
| <FONT color="green">287</FONT> m_map[i] = null;<a name="line.287"></a> |
| <FONT color="green">288</FONT> <a name="line.288"></a> |
| <FONT color="green">289</FONT> m_firstFree--;<a name="line.289"></a> |
| <FONT color="green">290</FONT> }<a name="line.290"></a> |
| <FONT color="green">291</FONT> <a name="line.291"></a> |
| <FONT color="green">292</FONT> /**<a name="line.292"></a> |
| <FONT color="green">293</FONT> * Sets the component at the specified index of this vector to be the<a name="line.293"></a> |
| <FONT color="green">294</FONT> * specified object. The previous component at that position is discarded.<a name="line.294"></a> |
| <FONT color="green">295</FONT> *<a name="line.295"></a> |
| <FONT color="green">296</FONT> * The index must be a value greater than or equal to 0 and less<a name="line.296"></a> |
| <FONT color="green">297</FONT> * than the current size of the vector.<a name="line.297"></a> |
| <FONT color="green">298</FONT> *<a name="line.298"></a> |
| <FONT color="green">299</FONT> * @param value object to set<a name="line.299"></a> |
| <FONT color="green">300</FONT> * @param index Index of where to set the object<a name="line.300"></a> |
| <FONT color="green">301</FONT> */<a name="line.301"></a> |
| <FONT color="green">302</FONT> public final void setElementAt(Object value, int index)<a name="line.302"></a> |
| <FONT color="green">303</FONT> {<a name="line.303"></a> |
| <FONT color="green">304</FONT> m_map[index] = value;<a name="line.304"></a> |
| <FONT color="green">305</FONT> }<a name="line.305"></a> |
| <FONT color="green">306</FONT> <a name="line.306"></a> |
| <FONT color="green">307</FONT> /**<a name="line.307"></a> |
| <FONT color="green">308</FONT> * Get the nth element.<a name="line.308"></a> |
| <FONT color="green">309</FONT> *<a name="line.309"></a> |
| <FONT color="green">310</FONT> * @param i index of object to get<a name="line.310"></a> |
| <FONT color="green">311</FONT> *<a name="line.311"></a> |
| <FONT color="green">312</FONT> * @return object at given index<a name="line.312"></a> |
| <FONT color="green">313</FONT> */<a name="line.313"></a> |
| <FONT color="green">314</FONT> public final Object elementAt(int i)<a name="line.314"></a> |
| <FONT color="green">315</FONT> {<a name="line.315"></a> |
| <FONT color="green">316</FONT> return m_map[i];<a name="line.316"></a> |
| <FONT color="green">317</FONT> }<a name="line.317"></a> |
| <FONT color="green">318</FONT> <a name="line.318"></a> |
| <FONT color="green">319</FONT> /**<a name="line.319"></a> |
| <FONT color="green">320</FONT> * Tell if the table contains the given Object.<a name="line.320"></a> |
| <FONT color="green">321</FONT> *<a name="line.321"></a> |
| <FONT color="green">322</FONT> * @param s object to look for<a name="line.322"></a> |
| <FONT color="green">323</FONT> *<a name="line.323"></a> |
| <FONT color="green">324</FONT> * @return true if the object is in the list<a name="line.324"></a> |
| <FONT color="green">325</FONT> */<a name="line.325"></a> |
| <FONT color="green">326</FONT> public final boolean contains(Object s)<a name="line.326"></a> |
| <FONT color="green">327</FONT> {<a name="line.327"></a> |
| <FONT color="green">328</FONT> <a name="line.328"></a> |
| <FONT color="green">329</FONT> for (int i = 0; i < m_firstFree; i++)<a name="line.329"></a> |
| <FONT color="green">330</FONT> {<a name="line.330"></a> |
| <FONT color="green">331</FONT> if (m_map[i] == s)<a name="line.331"></a> |
| <FONT color="green">332</FONT> return true;<a name="line.332"></a> |
| <FONT color="green">333</FONT> }<a name="line.333"></a> |
| <FONT color="green">334</FONT> <a name="line.334"></a> |
| <FONT color="green">335</FONT> return false;<a name="line.335"></a> |
| <FONT color="green">336</FONT> }<a name="line.336"></a> |
| <FONT color="green">337</FONT> <a name="line.337"></a> |
| <FONT color="green">338</FONT> /**<a name="line.338"></a> |
| <FONT color="green">339</FONT> * Searches for the first occurence of the given argument,<a name="line.339"></a> |
| <FONT color="green">340</FONT> * beginning the search at index, and testing for equality<a name="line.340"></a> |
| <FONT color="green">341</FONT> * using the equals method.<a name="line.341"></a> |
| <FONT color="green">342</FONT> *<a name="line.342"></a> |
| <FONT color="green">343</FONT> * @param elem object to look for<a name="line.343"></a> |
| <FONT color="green">344</FONT> * @param index Index of where to begin search<a name="line.344"></a> |
| <FONT color="green">345</FONT> * @return the index of the first occurrence of the object<a name="line.345"></a> |
| <FONT color="green">346</FONT> * argument in this vector at position index or later in the<a name="line.346"></a> |
| <FONT color="green">347</FONT> * vector; returns -1 if the object is not found.<a name="line.347"></a> |
| <FONT color="green">348</FONT> */<a name="line.348"></a> |
| <FONT color="green">349</FONT> public final int indexOf(Object elem, int index)<a name="line.349"></a> |
| <FONT color="green">350</FONT> {<a name="line.350"></a> |
| <FONT color="green">351</FONT> <a name="line.351"></a> |
| <FONT color="green">352</FONT> for (int i = index; i < m_firstFree; i++)<a name="line.352"></a> |
| <FONT color="green">353</FONT> {<a name="line.353"></a> |
| <FONT color="green">354</FONT> if (m_map[i] == elem)<a name="line.354"></a> |
| <FONT color="green">355</FONT> return i;<a name="line.355"></a> |
| <FONT color="green">356</FONT> }<a name="line.356"></a> |
| <FONT color="green">357</FONT> <a name="line.357"></a> |
| <FONT color="green">358</FONT> return java.lang.Integer.MIN_VALUE;<a name="line.358"></a> |
| <FONT color="green">359</FONT> }<a name="line.359"></a> |
| <FONT color="green">360</FONT> <a name="line.360"></a> |
| <FONT color="green">361</FONT> /**<a name="line.361"></a> |
| <FONT color="green">362</FONT> * Searches for the first occurence of the given argument,<a name="line.362"></a> |
| <FONT color="green">363</FONT> * beginning the search at index, and testing for equality<a name="line.363"></a> |
| <FONT color="green">364</FONT> * using the equals method.<a name="line.364"></a> |
| <FONT color="green">365</FONT> *<a name="line.365"></a> |
| <FONT color="green">366</FONT> * @param elem object to look for<a name="line.366"></a> |
| <FONT color="green">367</FONT> * @return the index of the first occurrence of the object<a name="line.367"></a> |
| <FONT color="green">368</FONT> * argument in this vector at position index or later in the<a name="line.368"></a> |
| <FONT color="green">369</FONT> * vector; returns -1 if the object is not found.<a name="line.369"></a> |
| <FONT color="green">370</FONT> */<a name="line.370"></a> |
| <FONT color="green">371</FONT> public final int indexOf(Object elem)<a name="line.371"></a> |
| <FONT color="green">372</FONT> {<a name="line.372"></a> |
| <FONT color="green">373</FONT> <a name="line.373"></a> |
| <FONT color="green">374</FONT> for (int i = 0; i < m_firstFree; i++)<a name="line.374"></a> |
| <FONT color="green">375</FONT> {<a name="line.375"></a> |
| <FONT color="green">376</FONT> if (m_map[i] == elem)<a name="line.376"></a> |
| <FONT color="green">377</FONT> return i;<a name="line.377"></a> |
| <FONT color="green">378</FONT> }<a name="line.378"></a> |
| <FONT color="green">379</FONT> <a name="line.379"></a> |
| <FONT color="green">380</FONT> return java.lang.Integer.MIN_VALUE;<a name="line.380"></a> |
| <FONT color="green">381</FONT> }<a name="line.381"></a> |
| <FONT color="green">382</FONT> <a name="line.382"></a> |
| <FONT color="green">383</FONT> /**<a name="line.383"></a> |
| <FONT color="green">384</FONT> * Searches for the first occurence of the given argument,<a name="line.384"></a> |
| <FONT color="green">385</FONT> * beginning the search at index, and testing for equality<a name="line.385"></a> |
| <FONT color="green">386</FONT> * using the equals method.<a name="line.386"></a> |
| <FONT color="green">387</FONT> *<a name="line.387"></a> |
| <FONT color="green">388</FONT> * @param elem Object to look for<a name="line.388"></a> |
| <FONT color="green">389</FONT> * @return the index of the first occurrence of the object<a name="line.389"></a> |
| <FONT color="green">390</FONT> * argument in this vector at position index or later in the<a name="line.390"></a> |
| <FONT color="green">391</FONT> * vector; returns -1 if the object is not found.<a name="line.391"></a> |
| <FONT color="green">392</FONT> */<a name="line.392"></a> |
| <FONT color="green">393</FONT> public final int lastIndexOf(Object elem)<a name="line.393"></a> |
| <FONT color="green">394</FONT> {<a name="line.394"></a> |
| <FONT color="green">395</FONT> <a name="line.395"></a> |
| <FONT color="green">396</FONT> for (int i = (m_firstFree - 1); i >= 0; i--)<a name="line.396"></a> |
| <FONT color="green">397</FONT> {<a name="line.397"></a> |
| <FONT color="green">398</FONT> if (m_map[i] == elem)<a name="line.398"></a> |
| <FONT color="green">399</FONT> return i;<a name="line.399"></a> |
| <FONT color="green">400</FONT> }<a name="line.400"></a> |
| <FONT color="green">401</FONT> <a name="line.401"></a> |
| <FONT color="green">402</FONT> return java.lang.Integer.MIN_VALUE;<a name="line.402"></a> |
| <FONT color="green">403</FONT> }<a name="line.403"></a> |
| <FONT color="green">404</FONT> <a name="line.404"></a> |
| <FONT color="green">405</FONT> /*<a name="line.405"></a> |
| <FONT color="green">406</FONT> * Reset the array to the supplied size. <a name="line.406"></a> |
| <FONT color="green">407</FONT> * <a name="line.407"></a> |
| <FONT color="green">408</FONT> * @param size <a name="line.408"></a> |
| <FONT color="green">409</FONT> */<a name="line.409"></a> |
| <FONT color="green">410</FONT> public final void setToSize(int size) {<a name="line.410"></a> |
| <FONT color="green">411</FONT> <a name="line.411"></a> |
| <FONT color="green">412</FONT> Object newMap[] = new Object[size];<a name="line.412"></a> |
| <FONT color="green">413</FONT> <a name="line.413"></a> |
| <FONT color="green">414</FONT> System.arraycopy(m_map, 0, newMap, 0, m_firstFree);<a name="line.414"></a> |
| <FONT color="green">415</FONT> m_mapSize = size;<a name="line.415"></a> |
| <FONT color="green">416</FONT> <a name="line.416"></a> |
| <FONT color="green">417</FONT> m_map = newMap;<a name="line.417"></a> |
| <FONT color="green">418</FONT> <a name="line.418"></a> |
| <FONT color="green">419</FONT> } <a name="line.419"></a> |
| <FONT color="green">420</FONT> <a name="line.420"></a> |
| <FONT color="green">421</FONT> /**<a name="line.421"></a> |
| <FONT color="green">422</FONT> * Returns clone of current ObjectVector<a name="line.422"></a> |
| <FONT color="green">423</FONT> * <a name="line.423"></a> |
| <FONT color="green">424</FONT> * @return clone of current ObjectVector<a name="line.424"></a> |
| <FONT color="green">425</FONT> */<a name="line.425"></a> |
| <FONT color="green">426</FONT> public Object clone()<a name="line.426"></a> |
| <FONT color="green">427</FONT> throws CloneNotSupportedException<a name="line.427"></a> |
| <FONT color="green">428</FONT> {<a name="line.428"></a> |
| <FONT color="green">429</FONT> return new ObjectVector(this);<a name="line.429"></a> |
| <FONT color="green">430</FONT> }<a name="line.430"></a> |
| <FONT color="green">431</FONT> }<a name="line.431"></a> |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| |
| </PRE> |
| </BODY> |
| </HTML> |
