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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.shiro.util;<a name="line.19"></a> |
| <span class="sourceLineNo">020</span><a name="line.20"></a> |
| <span class="sourceLineNo">021</span>import java.text.ParseException;<a name="line.21"></a> |
| <span class="sourceLineNo">022</span>import java.util.*;<a name="line.22"></a> |
| <span class="sourceLineNo">023</span><a name="line.23"></a> |
| <span class="sourceLineNo">024</span>/**<a name="line.24"></a> |
| <span class="sourceLineNo">025</span> * <p>Simple utility class for String operations useful across the framework.<a name="line.25"></a> |
| <span class="sourceLineNo">026</span> * <p/><a name="line.26"></a> |
| <span class="sourceLineNo">027</span> * <p>Some methods in this class were copied from the Spring Framework so we didn't have to re-invent the wheel,<a name="line.27"></a> |
| <span class="sourceLineNo">028</span> * and in these cases, we have retained all license, copyright and author information.<a name="line.28"></a> |
| <span class="sourceLineNo">029</span> *<a name="line.29"></a> |
| <span class="sourceLineNo">030</span> * @since 0.9<a name="line.30"></a> |
| <span class="sourceLineNo">031</span> */<a name="line.31"></a> |
| <span class="sourceLineNo">032</span>public class StringUtils {<a name="line.32"></a> |
| <span class="sourceLineNo">033</span><a name="line.33"></a> |
| <span class="sourceLineNo">034</span> //TODO - complete JavaDoc<a name="line.34"></a> |
| <span class="sourceLineNo">035</span><a name="line.35"></a> |
| <span class="sourceLineNo">036</span> /**<a name="line.36"></a> |
| <span class="sourceLineNo">037</span> * Constant representing the empty string, equal to &quot;&quot;<a name="line.37"></a> |
| <span class="sourceLineNo">038</span> */<a name="line.38"></a> |
| <span class="sourceLineNo">039</span> public static final String EMPTY_STRING = "";<a name="line.39"></a> |
| <span class="sourceLineNo">040</span><a name="line.40"></a> |
| <span class="sourceLineNo">041</span> /**<a name="line.41"></a> |
| <span class="sourceLineNo">042</span> * Constant representing the default delimiter character (comma), equal to <code>','</code><a name="line.42"></a> |
| <span class="sourceLineNo">043</span> */<a name="line.43"></a> |
| <span class="sourceLineNo">044</span> public static final char DEFAULT_DELIMITER_CHAR = ',';<a name="line.44"></a> |
| <span class="sourceLineNo">045</span><a name="line.45"></a> |
| <span class="sourceLineNo">046</span> /**<a name="line.46"></a> |
| <span class="sourceLineNo">047</span> * Constant representing the default quote character (double quote), equal to '&quot;'</code><a name="line.47"></a> |
| <span class="sourceLineNo">048</span> */<a name="line.48"></a> |
| <span class="sourceLineNo">049</span> public static final char DEFAULT_QUOTE_CHAR = '"';<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> * Check whether the given String has actual text.<a name="line.52"></a> |
| <span class="sourceLineNo">053</span> * More specifically, returns <code>true</code> if the string not <code>null</code>,<a name="line.53"></a> |
| <span class="sourceLineNo">054</span> * its length is greater than 0, and it contains at least one non-whitespace character.<a name="line.54"></a> |
| <span class="sourceLineNo">055</span> * <p/><a name="line.55"></a> |
| <span class="sourceLineNo">056</span> * <code>StringUtils.hasText(null) == false<br/><a name="line.56"></a> |
| <span class="sourceLineNo">057</span> * StringUtils.hasText("") == false<br/><a name="line.57"></a> |
| <span class="sourceLineNo">058</span> * StringUtils.hasText(" ") == false<br/><a name="line.58"></a> |
| <span class="sourceLineNo">059</span> * StringUtils.hasText("12345") == true<br/><a name="line.59"></a> |
| <span class="sourceLineNo">060</span> * StringUtils.hasText(" 12345 ") == true</code><a name="line.60"></a> |
| <span class="sourceLineNo">061</span> * <p/><a name="line.61"></a> |
| <span class="sourceLineNo">062</span> * <p>Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.62"></a> |
| <span class="sourceLineNo">063</span> *<a name="line.63"></a> |
| <span class="sourceLineNo">064</span> * @param str the String to check (may be <code>null</code>)<a name="line.64"></a> |
| <span class="sourceLineNo">065</span> * @return <code>true</code> if the String is not <code>null</code>, its length is<a name="line.65"></a> |
| <span class="sourceLineNo">066</span> * greater than 0, and it does not contain whitespace only<a name="line.66"></a> |
| <span class="sourceLineNo">067</span> * @see java.lang.Character#isWhitespace<a name="line.67"></a> |
| <span class="sourceLineNo">068</span> */<a name="line.68"></a> |
| <span class="sourceLineNo">069</span> public static boolean hasText(String str) {<a name="line.69"></a> |
| <span class="sourceLineNo">070</span> if (!hasLength(str)) {<a name="line.70"></a> |
| <span class="sourceLineNo">071</span> return false;<a name="line.71"></a> |
| <span class="sourceLineNo">072</span> }<a name="line.72"></a> |
| <span class="sourceLineNo">073</span> int strLen = str.length();<a name="line.73"></a> |
| <span class="sourceLineNo">074</span> for (int i = 0; i < strLen; i++) {<a name="line.74"></a> |
| <span class="sourceLineNo">075</span> if (!Character.isWhitespace(str.charAt(i))) {<a name="line.75"></a> |
| <span class="sourceLineNo">076</span> return true;<a name="line.76"></a> |
| <span class="sourceLineNo">077</span> }<a name="line.77"></a> |
| <span class="sourceLineNo">078</span> }<a name="line.78"></a> |
| <span class="sourceLineNo">079</span> return false;<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> /**<a name="line.82"></a> |
| <span class="sourceLineNo">083</span> * Check that the given String is neither <code>null</code> nor of length 0.<a name="line.83"></a> |
| <span class="sourceLineNo">084</span> * Note: Will return <code>true</code> for a String that purely consists of whitespace.<a name="line.84"></a> |
| <span class="sourceLineNo">085</span> * <p/><a name="line.85"></a> |
| <span class="sourceLineNo">086</span> * <code>StringUtils.hasLength(null) == false<br/><a name="line.86"></a> |
| <span class="sourceLineNo">087</span> * StringUtils.hasLength("") == false<br/><a name="line.87"></a> |
| <span class="sourceLineNo">088</span> * StringUtils.hasLength(" ") == true<br/><a name="line.88"></a> |
| <span class="sourceLineNo">089</span> * StringUtils.hasLength("Hello") == true</code><a name="line.89"></a> |
| <span class="sourceLineNo">090</span> * <p/><a name="line.90"></a> |
| <span class="sourceLineNo">091</span> * Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.91"></a> |
| <span class="sourceLineNo">092</span> *<a name="line.92"></a> |
| <span class="sourceLineNo">093</span> * @param str the String to check (may be <code>null</code>)<a name="line.93"></a> |
| <span class="sourceLineNo">094</span> * @return <code>true</code> if the String is not null and has length<a name="line.94"></a> |
| <span class="sourceLineNo">095</span> * @see #hasText(String)<a name="line.95"></a> |
| <span class="sourceLineNo">096</span> */<a name="line.96"></a> |
| <span class="sourceLineNo">097</span> public static boolean hasLength(String str) {<a name="line.97"></a> |
| <span class="sourceLineNo">098</span> return (str != null && str.length() > 0);<a name="line.98"></a> |
| <span class="sourceLineNo">099</span> }<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 if the given String starts with the specified prefix,<a name="line.103"></a> |
| <span class="sourceLineNo">104</span> * ignoring upper/lower case.<a name="line.104"></a> |
| <span class="sourceLineNo">105</span> * <p/><a name="line.105"></a> |
| <span class="sourceLineNo">106</span> * <p>Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.106"></a> |
| <span class="sourceLineNo">107</span> *<a name="line.107"></a> |
| <span class="sourceLineNo">108</span> * @param str the String to check<a name="line.108"></a> |
| <span class="sourceLineNo">109</span> * @param prefix the prefix to look for<a name="line.109"></a> |
| <span class="sourceLineNo">110</span> * @return <code>true</code> starts with the specified prefix (ignoring case), <code>false</code> if it does not.<a name="line.110"></a> |
| <span class="sourceLineNo">111</span> * @see java.lang.String#startsWith<a name="line.111"></a> |
| <span class="sourceLineNo">112</span> */<a name="line.112"></a> |
| <span class="sourceLineNo">113</span> public static boolean startsWithIgnoreCase(String str, String prefix) {<a name="line.113"></a> |
| <span class="sourceLineNo">114</span> if (str == null || prefix == null) {<a name="line.114"></a> |
| <span class="sourceLineNo">115</span> return false;<a name="line.115"></a> |
| <span class="sourceLineNo">116</span> }<a name="line.116"></a> |
| <span class="sourceLineNo">117</span> if (str.startsWith(prefix)) {<a name="line.117"></a> |
| <span class="sourceLineNo">118</span> return true;<a name="line.118"></a> |
| <span class="sourceLineNo">119</span> }<a name="line.119"></a> |
| <span class="sourceLineNo">120</span> if (str.length() < prefix.length()) {<a name="line.120"></a> |
| <span class="sourceLineNo">121</span> return false;<a name="line.121"></a> |
| <span class="sourceLineNo">122</span> }<a name="line.122"></a> |
| <span class="sourceLineNo">123</span> String lcStr = str.substring(0, prefix.length()).toLowerCase();<a name="line.123"></a> |
| <span class="sourceLineNo">124</span> String lcPrefix = prefix.toLowerCase();<a name="line.124"></a> |
| <span class="sourceLineNo">125</span> return lcStr.equals(lcPrefix);<a name="line.125"></a> |
| <span class="sourceLineNo">126</span> }<a name="line.126"></a> |
| <span class="sourceLineNo">127</span><a name="line.127"></a> |
| <span class="sourceLineNo">128</span> /**<a name="line.128"></a> |
| <span class="sourceLineNo">129</span> * Returns a 'cleaned' representation of the specified argument. 'Cleaned' is defined as the following:<a name="line.129"></a> |
| <span class="sourceLineNo">130</span> * <p/><a name="line.130"></a> |
| <span class="sourceLineNo">131</span> * <ol><a name="line.131"></a> |
| <span class="sourceLineNo">132</span> * <li>If the specified <code>String</code> is <code>null</code>, return <code>null</code></li><a name="line.132"></a> |
| <span class="sourceLineNo">133</span> * <li>If not <code>null</code>, {@link String#trim() trim()} it.</li><a name="line.133"></a> |
| <span class="sourceLineNo">134</span> * <li>If the trimmed string is equal to the empty String (i.e. &quot;&quot;), return <code>null</code></li><a name="line.134"></a> |
| <span class="sourceLineNo">135</span> * <li>If the trimmed string is not the empty string, return the trimmed version</li>.<a name="line.135"></a> |
| <span class="sourceLineNo">136</span> * </ol><a name="line.136"></a> |
| <span class="sourceLineNo">137</span> * <p/><a name="line.137"></a> |
| <span class="sourceLineNo">138</span> * Therefore this method always ensures that any given string has trimmed text, and if it doesn't, <code>null</code><a name="line.138"></a> |
| <span class="sourceLineNo">139</span> * is returned.<a name="line.139"></a> |
| <span class="sourceLineNo">140</span> *<a name="line.140"></a> |
| <span class="sourceLineNo">141</span> * @param in the input String to clean.<a name="line.141"></a> |
| <span class="sourceLineNo">142</span> * @return a populated-but-trimmed String or <code>null</code> otherwise<a name="line.142"></a> |
| <span class="sourceLineNo">143</span> */<a name="line.143"></a> |
| <span class="sourceLineNo">144</span> public static String clean(String in) {<a name="line.144"></a> |
| <span class="sourceLineNo">145</span> String out = in;<a name="line.145"></a> |
| <span class="sourceLineNo">146</span><a name="line.146"></a> |
| <span class="sourceLineNo">147</span> if (in != null) {<a name="line.147"></a> |
| <span class="sourceLineNo">148</span> out = in.trim();<a name="line.148"></a> |
| <span class="sourceLineNo">149</span> if (out.equals(EMPTY_STRING)) {<a name="line.149"></a> |
| <span class="sourceLineNo">150</span> out = null;<a name="line.150"></a> |
| <span class="sourceLineNo">151</span> }<a name="line.151"></a> |
| <span class="sourceLineNo">152</span> }<a name="line.152"></a> |
| <span class="sourceLineNo">153</span><a name="line.153"></a> |
| <span class="sourceLineNo">154</span> return out;<a name="line.154"></a> |
| <span class="sourceLineNo">155</span> }<a name="line.155"></a> |
| <span class="sourceLineNo">156</span><a name="line.156"></a> |
| <span class="sourceLineNo">157</span> /**<a name="line.157"></a> |
| <span class="sourceLineNo">158</span> * Returns the specified array as a comma-delimited (',') string.<a name="line.158"></a> |
| <span class="sourceLineNo">159</span> *<a name="line.159"></a> |
| <span class="sourceLineNo">160</span> * @param array the array whose contents will be converted to a string.<a name="line.160"></a> |
| <span class="sourceLineNo">161</span> * @return the array's contents as a comma-delimited (',') string.<a name="line.161"></a> |
| <span class="sourceLineNo">162</span> * @since 1.0<a name="line.162"></a> |
| <span class="sourceLineNo">163</span> */<a name="line.163"></a> |
| <span class="sourceLineNo">164</span> public static String toString(Object[] array) {<a name="line.164"></a> |
| <span class="sourceLineNo">165</span> return toDelimitedString(array, ",");<a name="line.165"></a> |
| <span class="sourceLineNo">166</span> }<a name="line.166"></a> |
| <span class="sourceLineNo">167</span><a name="line.167"></a> |
| <span class="sourceLineNo">168</span> /**<a name="line.168"></a> |
| <span class="sourceLineNo">169</span> * Returns the array's contents as a string, with each element delimited by the specified<a name="line.169"></a> |
| <span class="sourceLineNo">170</span> * {@code delimiter} argument. Useful for {@code toString()} implementations and log messages.<a name="line.170"></a> |
| <span class="sourceLineNo">171</span> *<a name="line.171"></a> |
| <span class="sourceLineNo">172</span> * @param array the array whose contents will be converted to a string<a name="line.172"></a> |
| <span class="sourceLineNo">173</span> * @param delimiter the delimiter to use between each element<a name="line.173"></a> |
| <span class="sourceLineNo">174</span> * @return a single string, delimited by the specified {@code delimiter}.<a name="line.174"></a> |
| <span class="sourceLineNo">175</span> * @since 1.0<a name="line.175"></a> |
| <span class="sourceLineNo">176</span> */<a name="line.176"></a> |
| <span class="sourceLineNo">177</span> public static String toDelimitedString(Object[] array, String delimiter) {<a name="line.177"></a> |
| <span class="sourceLineNo">178</span> if (array == null || array.length == 0) {<a name="line.178"></a> |
| <span class="sourceLineNo">179</span> return EMPTY_STRING;<a name="line.179"></a> |
| <span class="sourceLineNo">180</span> }<a name="line.180"></a> |
| <span class="sourceLineNo">181</span> StringBuilder sb = new StringBuilder();<a name="line.181"></a> |
| <span class="sourceLineNo">182</span> for (int i = 0; i < array.length; i++) {<a name="line.182"></a> |
| <span class="sourceLineNo">183</span> if (i > 0) {<a name="line.183"></a> |
| <span class="sourceLineNo">184</span> sb.append(delimiter);<a name="line.184"></a> |
| <span class="sourceLineNo">185</span> }<a name="line.185"></a> |
| <span class="sourceLineNo">186</span> sb.append(array[i]);<a name="line.186"></a> |
| <span class="sourceLineNo">187</span> }<a name="line.187"></a> |
| <span class="sourceLineNo">188</span> return sb.toString();<a name="line.188"></a> |
| <span class="sourceLineNo">189</span> }<a name="line.189"></a> |
| <span class="sourceLineNo">190</span><a name="line.190"></a> |
| <span class="sourceLineNo">191</span> /**<a name="line.191"></a> |
| <span class="sourceLineNo">192</span> * Returns the collection's contents as a string, with each element delimited by the specified<a name="line.192"></a> |
| <span class="sourceLineNo">193</span> * {@code delimiter} argument. Useful for {@code toString()} implementations and log messages.<a name="line.193"></a> |
| <span class="sourceLineNo">194</span> *<a name="line.194"></a> |
| <span class="sourceLineNo">195</span> * @param c the collection whose contents will be converted to a string<a name="line.195"></a> |
| <span class="sourceLineNo">196</span> * @param delimiter the delimiter to use between each element<a name="line.196"></a> |
| <span class="sourceLineNo">197</span> * @return a single string, delimited by the specified {@code delimiter}.<a name="line.197"></a> |
| <span class="sourceLineNo">198</span> * @since 1.2<a name="line.198"></a> |
| <span class="sourceLineNo">199</span> */<a name="line.199"></a> |
| <span class="sourceLineNo">200</span> public static String toDelimitedString(Collection c, String delimiter) {<a name="line.200"></a> |
| <span class="sourceLineNo">201</span> if (c == null || c.isEmpty()) {<a name="line.201"></a> |
| <span class="sourceLineNo">202</span> return EMPTY_STRING;<a name="line.202"></a> |
| <span class="sourceLineNo">203</span> }<a name="line.203"></a> |
| <span class="sourceLineNo">204</span> return join(c.iterator(), delimiter);<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> /**<a name="line.207"></a> |
| <span class="sourceLineNo">208</span> * Tokenize the given String into a String array via a StringTokenizer.<a name="line.208"></a> |
| <span class="sourceLineNo">209</span> * Trims tokens and omits empty tokens.<a name="line.209"></a> |
| <span class="sourceLineNo">210</span> * <p>The given delimiters string is supposed to consist of any number of<a name="line.210"></a> |
| <span class="sourceLineNo">211</span> * delimiter characters. Each of those characters can be used to separate<a name="line.211"></a> |
| <span class="sourceLineNo">212</span> * tokens. A delimiter is always a single character; for multi-character<a name="line.212"></a> |
| <span class="sourceLineNo">213</span> * delimiters, consider using <code>delimitedListToStringArray</code><a name="line.213"></a> |
| <span class="sourceLineNo">214</span> * <p/><a name="line.214"></a> |
| <span class="sourceLineNo">215</span> * <p>Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.215"></a> |
| <span class="sourceLineNo">216</span> *<a name="line.216"></a> |
| <span class="sourceLineNo">217</span> * @param str the String to tokenize<a name="line.217"></a> |
| <span class="sourceLineNo">218</span> * @param delimiters the delimiter characters, assembled as String<a name="line.218"></a> |
| <span class="sourceLineNo">219</span> * (each of those characters is individually considered as delimiter).<a name="line.219"></a> |
| <span class="sourceLineNo">220</span> * @return an array of the tokens<a name="line.220"></a> |
| <span class="sourceLineNo">221</span> * @see java.util.StringTokenizer<a name="line.221"></a> |
| <span class="sourceLineNo">222</span> * @see java.lang.String#trim()<a name="line.222"></a> |
| <span class="sourceLineNo">223</span> */<a name="line.223"></a> |
| <span class="sourceLineNo">224</span> public static String[] tokenizeToStringArray(String str, String delimiters) {<a name="line.224"></a> |
| <span class="sourceLineNo">225</span> return tokenizeToStringArray(str, delimiters, true, true);<a name="line.225"></a> |
| <span class="sourceLineNo">226</span> }<a name="line.226"></a> |
| <span class="sourceLineNo">227</span><a name="line.227"></a> |
| <span class="sourceLineNo">228</span> /**<a name="line.228"></a> |
| <span class="sourceLineNo">229</span> * Tokenize the given String into a String array via a StringTokenizer.<a name="line.229"></a> |
| <span class="sourceLineNo">230</span> * <p>The given delimiters string is supposed to consist of any number of<a name="line.230"></a> |
| <span class="sourceLineNo">231</span> * delimiter characters. Each of those characters can be used to separate<a name="line.231"></a> |
| <span class="sourceLineNo">232</span> * tokens. A delimiter is always a single character; for multi-character<a name="line.232"></a> |
| <span class="sourceLineNo">233</span> * delimiters, consider using <code>delimitedListToStringArray</code><a name="line.233"></a> |
| <span class="sourceLineNo">234</span> * <p/><a name="line.234"></a> |
| <span class="sourceLineNo">235</span> * <p>Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.235"></a> |
| <span class="sourceLineNo">236</span> *<a name="line.236"></a> |
| <span class="sourceLineNo">237</span> * @param str the String to tokenize<a name="line.237"></a> |
| <span class="sourceLineNo">238</span> * @param delimiters the delimiter characters, assembled as String<a name="line.238"></a> |
| <span class="sourceLineNo">239</span> * (each of those characters is individually considered as delimiter)<a name="line.239"></a> |
| <span class="sourceLineNo">240</span> * @param trimTokens trim the tokens via String's <code>trim</code><a name="line.240"></a> |
| <span class="sourceLineNo">241</span> * @param ignoreEmptyTokens omit empty tokens from the result array<a name="line.241"></a> |
| <span class="sourceLineNo">242</span> * (only applies to tokens that are empty after trimming; StringTokenizer<a name="line.242"></a> |
| <span class="sourceLineNo">243</span> * will not consider subsequent delimiters as token in the first place).<a name="line.243"></a> |
| <span class="sourceLineNo">244</span> * @return an array of the tokens (<code>null</code> if the input String<a name="line.244"></a> |
| <span class="sourceLineNo">245</span> * was <code>null</code>)<a name="line.245"></a> |
| <span class="sourceLineNo">246</span> * @see java.util.StringTokenizer<a name="line.246"></a> |
| <span class="sourceLineNo">247</span> * @see java.lang.String#trim()<a name="line.247"></a> |
| <span class="sourceLineNo">248</span> */<a name="line.248"></a> |
| <span class="sourceLineNo">249</span> @SuppressWarnings({"unchecked"})<a name="line.249"></a> |
| <span class="sourceLineNo">250</span> public static String[] tokenizeToStringArray(<a name="line.250"></a> |
| <span class="sourceLineNo">251</span> String str, String delimiters, boolean trimTokens, boolean ignoreEmptyTokens) {<a name="line.251"></a> |
| <span class="sourceLineNo">252</span><a name="line.252"></a> |
| <span class="sourceLineNo">253</span> if (str == null) {<a name="line.253"></a> |
| <span class="sourceLineNo">254</span> return null;<a name="line.254"></a> |
| <span class="sourceLineNo">255</span> }<a name="line.255"></a> |
| <span class="sourceLineNo">256</span> StringTokenizer st = new StringTokenizer(str, delimiters);<a name="line.256"></a> |
| <span class="sourceLineNo">257</span> List tokens = new ArrayList();<a name="line.257"></a> |
| <span class="sourceLineNo">258</span> while (st.hasMoreTokens()) {<a name="line.258"></a> |
| <span class="sourceLineNo">259</span> String token = st.nextToken();<a name="line.259"></a> |
| <span class="sourceLineNo">260</span> if (trimTokens) {<a name="line.260"></a> |
| <span class="sourceLineNo">261</span> token = token.trim();<a name="line.261"></a> |
| <span class="sourceLineNo">262</span> }<a name="line.262"></a> |
| <span class="sourceLineNo">263</span> if (!ignoreEmptyTokens || token.length() > 0) {<a name="line.263"></a> |
| <span class="sourceLineNo">264</span> tokens.add(token);<a name="line.264"></a> |
| <span class="sourceLineNo">265</span> }<a name="line.265"></a> |
| <span class="sourceLineNo">266</span> }<a name="line.266"></a> |
| <span class="sourceLineNo">267</span> return toStringArray(tokens);<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> /**<a name="line.270"></a> |
| <span class="sourceLineNo">271</span> * Copy the given Collection into a String array.<a name="line.271"></a> |
| <span class="sourceLineNo">272</span> * The Collection must contain String elements only.<a name="line.272"></a> |
| <span class="sourceLineNo">273</span> * <p/><a name="line.273"></a> |
| <span class="sourceLineNo">274</span> * <p>Copied from the Spring Framework while retaining all license, copyright and author information.<a name="line.274"></a> |
| <span class="sourceLineNo">275</span> *<a name="line.275"></a> |
| <span class="sourceLineNo">276</span> * @param collection the Collection to copy<a name="line.276"></a> |
| <span class="sourceLineNo">277</span> * @return the String array (<code>null</code> if the passed-in<a name="line.277"></a> |
| <span class="sourceLineNo">278</span> * Collection was <code>null</code>)<a name="line.278"></a> |
| <span class="sourceLineNo">279</span> */<a name="line.279"></a> |
| <span class="sourceLineNo">280</span> @SuppressWarnings({"unchecked"})<a name="line.280"></a> |
| <span class="sourceLineNo">281</span> public static String[] toStringArray(Collection collection) {<a name="line.281"></a> |
| <span class="sourceLineNo">282</span> if (collection == null) {<a name="line.282"></a> |
| <span class="sourceLineNo">283</span> return null;<a name="line.283"></a> |
| <span class="sourceLineNo">284</span> }<a name="line.284"></a> |
| <span class="sourceLineNo">285</span> return (String[]) collection.toArray(new String[collection.size()]);<a name="line.285"></a> |
| <span class="sourceLineNo">286</span> }<a name="line.286"></a> |
| <span class="sourceLineNo">287</span><a name="line.287"></a> |
| <span class="sourceLineNo">288</span> public static String[] splitKeyValue(String aLine) throws ParseException {<a name="line.288"></a> |
| <span class="sourceLineNo">289</span> String line = clean(aLine);<a name="line.289"></a> |
| <span class="sourceLineNo">290</span> if (line == null) {<a name="line.290"></a> |
| <span class="sourceLineNo">291</span> return null;<a name="line.291"></a> |
| <span class="sourceLineNo">292</span> }<a name="line.292"></a> |
| <span class="sourceLineNo">293</span> String[] split = line.split(" ", 2);<a name="line.293"></a> |
| <span class="sourceLineNo">294</span> if (split.length != 2) {<a name="line.294"></a> |
| <span class="sourceLineNo">295</span> //fallback to checking for an equals sign<a name="line.295"></a> |
| <span class="sourceLineNo">296</span> split = line.split("=", 2);<a name="line.296"></a> |
| <span class="sourceLineNo">297</span> if (split.length != 2) {<a name="line.297"></a> |
| <span class="sourceLineNo">298</span> String msg = "Unable to determine Key/Value pair from line [" + line + "]. There is no space from " +<a name="line.298"></a> |
| <span class="sourceLineNo">299</span> "which the split location could be determined.";<a name="line.299"></a> |
| <span class="sourceLineNo">300</span> throw new ParseException(msg, 0);<a name="line.300"></a> |
| <span class="sourceLineNo">301</span> }<a name="line.301"></a> |
| <span class="sourceLineNo">302</span><a name="line.302"></a> |
| <span class="sourceLineNo">303</span> }<a name="line.303"></a> |
| <span class="sourceLineNo">304</span><a name="line.304"></a> |
| <span class="sourceLineNo">305</span> split[0] = clean(split[0]);<a name="line.305"></a> |
| <span class="sourceLineNo">306</span> split[1] = clean(split[1]);<a name="line.306"></a> |
| <span class="sourceLineNo">307</span> if (split[1].startsWith("=")) {<a name="line.307"></a> |
| <span class="sourceLineNo">308</span> //they used spaces followed by an equals followed by zero or more spaces to split the key/value pair, so<a name="line.308"></a> |
| <span class="sourceLineNo">309</span> //remove the equals sign to result in only the key and values in the<a name="line.309"></a> |
| <span class="sourceLineNo">310</span> split[1] = clean(split[1].substring(1));<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> if (split[0] == null) {<a name="line.313"></a> |
| <span class="sourceLineNo">314</span> String msg = "No valid key could be found in line [" + line + "] to form a key/value pair.";<a name="line.314"></a> |
| <span class="sourceLineNo">315</span> throw new ParseException(msg, 0);<a name="line.315"></a> |
| <span class="sourceLineNo">316</span> }<a name="line.316"></a> |
| <span class="sourceLineNo">317</span> if (split[1] == null) {<a name="line.317"></a> |
| <span class="sourceLineNo">318</span> String msg = "No corresponding value could be found in line [" + line + "] for key [" + split[0] + "]";<a name="line.318"></a> |
| <span class="sourceLineNo">319</span> throw new ParseException(msg, 0);<a name="line.319"></a> |
| <span class="sourceLineNo">320</span> }<a name="line.320"></a> |
| <span class="sourceLineNo">321</span><a name="line.321"></a> |
| <span class="sourceLineNo">322</span> return split;<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> public static String[] split(String line) {<a name="line.325"></a> |
| <span class="sourceLineNo">326</span> return split(line, DEFAULT_DELIMITER_CHAR);<a name="line.326"></a> |
| <span class="sourceLineNo">327</span> }<a name="line.327"></a> |
| <span class="sourceLineNo">328</span><a name="line.328"></a> |
| <span class="sourceLineNo">329</span> public static String[] split(String line, char delimiter) {<a name="line.329"></a> |
| <span class="sourceLineNo">330</span> return split(line, delimiter, DEFAULT_QUOTE_CHAR);<a name="line.330"></a> |
| <span class="sourceLineNo">331</span> }<a name="line.331"></a> |
| <span class="sourceLineNo">332</span><a name="line.332"></a> |
| <span class="sourceLineNo">333</span> public static String[] split(String line, char delimiter, char quoteChar) {<a name="line.333"></a> |
| <span class="sourceLineNo">334</span> return split(line, delimiter, quoteChar, quoteChar);<a name="line.334"></a> |
| <span class="sourceLineNo">335</span> }<a name="line.335"></a> |
| <span class="sourceLineNo">336</span><a name="line.336"></a> |
| <span class="sourceLineNo">337</span> public static String[] split(String line, char delimiter, char beginQuoteChar, char endQuoteChar) {<a name="line.337"></a> |
| <span class="sourceLineNo">338</span> return split(line, delimiter, beginQuoteChar, endQuoteChar, false, true);<a name="line.338"></a> |
| <span class="sourceLineNo">339</span> }<a name="line.339"></a> |
| <span class="sourceLineNo">340</span><a name="line.340"></a> |
| <span class="sourceLineNo">341</span> /**<a name="line.341"></a> |
| <span class="sourceLineNo">342</span> * Splits the specified delimited String into tokens, supporting quoted tokens so that quoted strings themselves<a name="line.342"></a> |
| <span class="sourceLineNo">343</span> * won't be tokenized.<a name="line.343"></a> |
| <span class="sourceLineNo">344</span> * <p/><a name="line.344"></a> |
| <span class="sourceLineNo">345</span> * This method's implementation is very loosely based (with significant modifications) on<a name="line.345"></a> |
| <span class="sourceLineNo">346</span> * <a href="http://blogs.bytecode.com.au/glen">Glen Smith</a>'s open-source<a name="line.346"></a> |
| <span class="sourceLineNo">347</span> * <a href="http://opencsv.svn.sourceforge.net/viewvc/opencsv/trunk/src/au/com/bytecode/opencsv/CSVReader.java?&view=markup">CSVReader.java</a><a name="line.347"></a> |
| <span class="sourceLineNo">348</span> * file.<a name="line.348"></a> |
| <span class="sourceLineNo">349</span> * <p/><a name="line.349"></a> |
| <span class="sourceLineNo">350</span> * That file is Apache 2.0 licensed as well, making Glen's code a great starting point for us to modify to<a name="line.350"></a> |
| <span class="sourceLineNo">351</span> * our needs.<a name="line.351"></a> |
| <span class="sourceLineNo">352</span> *<a name="line.352"></a> |
| <span class="sourceLineNo">353</span> * @param aLine the String to parse<a name="line.353"></a> |
| <span class="sourceLineNo">354</span> * @param delimiter the delimiter by which the <tt>line</tt> argument is to be split<a name="line.354"></a> |
| <span class="sourceLineNo">355</span> * @param beginQuoteChar the character signifying the start of quoted text (so the quoted text will not be split)<a name="line.355"></a> |
| <span class="sourceLineNo">356</span> * @param endQuoteChar the character signifying the end of quoted text<a name="line.356"></a> |
| <span class="sourceLineNo">357</span> * @param retainQuotes if the quotes themselves should be retained when constructing the corresponding token<a name="line.357"></a> |
| <span class="sourceLineNo">358</span> * @param trimTokens if leading and trailing whitespace should be trimmed from discovered tokens.<a name="line.358"></a> |
| <span class="sourceLineNo">359</span> * @return the tokens discovered from parsing the given delimited <tt>line</tt>.<a name="line.359"></a> |
| <span class="sourceLineNo">360</span> */<a name="line.360"></a> |
| <span class="sourceLineNo">361</span> public static String[] split(String aLine, char delimiter, char beginQuoteChar, char endQuoteChar,<a name="line.361"></a> |
| <span class="sourceLineNo">362</span> boolean retainQuotes, boolean trimTokens) {<a name="line.362"></a> |
| <span class="sourceLineNo">363</span> String line = clean(aLine);<a name="line.363"></a> |
| <span class="sourceLineNo">364</span> if (line == null) {<a name="line.364"></a> |
| <span class="sourceLineNo">365</span> return null;<a name="line.365"></a> |
| <span class="sourceLineNo">366</span> }<a name="line.366"></a> |
| <span class="sourceLineNo">367</span><a name="line.367"></a> |
| <span class="sourceLineNo">368</span> List<String> tokens = new ArrayList<String>();<a name="line.368"></a> |
| <span class="sourceLineNo">369</span> StringBuilder sb = new StringBuilder();<a name="line.369"></a> |
| <span class="sourceLineNo">370</span> boolean inQuotes = false;<a name="line.370"></a> |
| <span class="sourceLineNo">371</span><a name="line.371"></a> |
| <span class="sourceLineNo">372</span> for (int i = 0; i < line.length(); i++) {<a name="line.372"></a> |
| <span class="sourceLineNo">373</span><a name="line.373"></a> |
| <span class="sourceLineNo">374</span> char c = line.charAt(i);<a name="line.374"></a> |
| <span class="sourceLineNo">375</span> if (c == beginQuoteChar) {<a name="line.375"></a> |
| <span class="sourceLineNo">376</span> // this gets complex... the quote may end a quoted block, or escape another quote.<a name="line.376"></a> |
| <span class="sourceLineNo">377</span> // do a 1-char lookahead:<a name="line.377"></a> |
| <span class="sourceLineNo">378</span> if (inQuotes // we are in quotes, therefore there can be escaped quotes in here.<a name="line.378"></a> |
| <span class="sourceLineNo">379</span> && line.length() > (i + 1) // there is indeed another character to check.<a name="line.379"></a> |
| <span class="sourceLineNo">380</span> && line.charAt(i + 1) == beginQuoteChar) { // ..and that char. is a quote also.<a name="line.380"></a> |
| <span class="sourceLineNo">381</span> // we have two quote chars in a row == one quote char, so consume them both and<a name="line.381"></a> |
| <span class="sourceLineNo">382</span> // put one on the token. we do *not* exit the quoted text.<a name="line.382"></a> |
| <span class="sourceLineNo">383</span> sb.append(line.charAt(i + 1));<a name="line.383"></a> |
| <span class="sourceLineNo">384</span> i++;<a name="line.384"></a> |
| <span class="sourceLineNo">385</span> } else {<a name="line.385"></a> |
| <span class="sourceLineNo">386</span> inQuotes = !inQuotes;<a name="line.386"></a> |
| <span class="sourceLineNo">387</span> if (retainQuotes) {<a name="line.387"></a> |
| <span class="sourceLineNo">388</span> sb.append(c);<a name="line.388"></a> |
| <span class="sourceLineNo">389</span> }<a name="line.389"></a> |
| <span class="sourceLineNo">390</span> }<a name="line.390"></a> |
| <span class="sourceLineNo">391</span> } else if (c == endQuoteChar) {<a name="line.391"></a> |
| <span class="sourceLineNo">392</span> inQuotes = !inQuotes;<a name="line.392"></a> |
| <span class="sourceLineNo">393</span> if (retainQuotes) {<a name="line.393"></a> |
| <span class="sourceLineNo">394</span> sb.append(c);<a name="line.394"></a> |
| <span class="sourceLineNo">395</span> }<a name="line.395"></a> |
| <span class="sourceLineNo">396</span> } else if (c == delimiter && !inQuotes) {<a name="line.396"></a> |
| <span class="sourceLineNo">397</span> String s = sb.toString();<a name="line.397"></a> |
| <span class="sourceLineNo">398</span> if (trimTokens) {<a name="line.398"></a> |
| <span class="sourceLineNo">399</span> s = s.trim();<a name="line.399"></a> |
| <span class="sourceLineNo">400</span> }<a name="line.400"></a> |
| <span class="sourceLineNo">401</span> tokens.add(s);<a name="line.401"></a> |
| <span class="sourceLineNo">402</span> sb = new StringBuilder(); // start work on next token<a name="line.402"></a> |
| <span class="sourceLineNo">403</span> } else {<a name="line.403"></a> |
| <span class="sourceLineNo">404</span> sb.append(c);<a name="line.404"></a> |
| <span class="sourceLineNo">405</span> }<a name="line.405"></a> |
| <span class="sourceLineNo">406</span> }<a name="line.406"></a> |
| <span class="sourceLineNo">407</span> String s = sb.toString();<a name="line.407"></a> |
| <span class="sourceLineNo">408</span> if (trimTokens) {<a name="line.408"></a> |
| <span class="sourceLineNo">409</span> s = s.trim();<a name="line.409"></a> |
| <span class="sourceLineNo">410</span> }<a name="line.410"></a> |
| <span class="sourceLineNo">411</span> tokens.add(s);<a name="line.411"></a> |
| <span class="sourceLineNo">412</span> return tokens.toArray(new String[tokens.size()]);<a name="line.412"></a> |
| <span class="sourceLineNo">413</span> }<a name="line.413"></a> |
| <span class="sourceLineNo">414</span><a name="line.414"></a> |
| <span class="sourceLineNo">415</span> /**<a name="line.415"></a> |
| <span class="sourceLineNo">416</span> * Joins the elements of the provided {@code Iterator} into<a name="line.416"></a> |
| <span class="sourceLineNo">417</span> * a single String containing the provided elements.</p><a name="line.417"></a> |
| <span class="sourceLineNo">418</span> * <p/><a name="line.418"></a> |
| <span class="sourceLineNo">419</span> * No delimiter is added before or after the list.<a name="line.419"></a> |
| <span class="sourceLineNo">420</span> * A {@code null} separator is the same as an empty String ("").</p><a name="line.420"></a> |
| <span class="sourceLineNo">421</span> * <p/><a name="line.421"></a> |
| <span class="sourceLineNo">422</span> * Copied from Commons Lang, version 3 (r1138702).</p><a name="line.422"></a> |
| <span class="sourceLineNo">423</span> *<a name="line.423"></a> |
| <span class="sourceLineNo">424</span> * @param iterator the {@code Iterator} of values to join together, may be null<a name="line.424"></a> |
| <span class="sourceLineNo">425</span> * @param separator the separator character to use, null treated as ""<a name="line.425"></a> |
| <span class="sourceLineNo">426</span> * @return the joined String, {@code null} if null iterator input<a name="line.426"></a> |
| <span class="sourceLineNo">427</span> * @since 1.2<a name="line.427"></a> |
| <span class="sourceLineNo">428</span> */<a name="line.428"></a> |
| <span class="sourceLineNo">429</span> public static String join(Iterator<?> iterator, String separator) {<a name="line.429"></a> |
| <span class="sourceLineNo">430</span> final String empty = "";<a name="line.430"></a> |
| <span class="sourceLineNo">431</span><a name="line.431"></a> |
| <span class="sourceLineNo">432</span> // handle null, zero and one elements before building a buffer<a name="line.432"></a> |
| <span class="sourceLineNo">433</span> if (iterator == null) {<a name="line.433"></a> |
| <span class="sourceLineNo">434</span> return null;<a name="line.434"></a> |
| <span class="sourceLineNo">435</span> }<a name="line.435"></a> |
| <span class="sourceLineNo">436</span> if (!iterator.hasNext()) {<a name="line.436"></a> |
| <span class="sourceLineNo">437</span> return empty;<a name="line.437"></a> |
| <span class="sourceLineNo">438</span> }<a name="line.438"></a> |
| <span class="sourceLineNo">439</span> Object first = iterator.next();<a name="line.439"></a> |
| <span class="sourceLineNo">440</span> if (!iterator.hasNext()) {<a name="line.440"></a> |
| <span class="sourceLineNo">441</span> return first == null ? empty : first.toString();<a name="line.441"></a> |
| <span class="sourceLineNo">442</span> }<a name="line.442"></a> |
| <span class="sourceLineNo">443</span><a name="line.443"></a> |
| <span class="sourceLineNo">444</span> // two or more elements<a name="line.444"></a> |
| <span class="sourceLineNo">445</span> StringBuilder buf = new StringBuilder(256); // Java default is 16, probably too small<a name="line.445"></a> |
| <span class="sourceLineNo">446</span> if (first != null) {<a name="line.446"></a> |
| <span class="sourceLineNo">447</span> buf.append(first);<a name="line.447"></a> |
| <span class="sourceLineNo">448</span> }<a name="line.448"></a> |
| <span class="sourceLineNo">449</span><a name="line.449"></a> |
| <span class="sourceLineNo">450</span> while (iterator.hasNext()) {<a name="line.450"></a> |
| <span class="sourceLineNo">451</span> if (separator != null) {<a name="line.451"></a> |
| <span class="sourceLineNo">452</span> buf.append(separator);<a name="line.452"></a> |
| <span class="sourceLineNo">453</span> }<a name="line.453"></a> |
| <span class="sourceLineNo">454</span> Object obj = iterator.next();<a name="line.454"></a> |
| <span class="sourceLineNo">455</span> if (obj != null) {<a name="line.455"></a> |
| <span class="sourceLineNo">456</span> buf.append(obj);<a name="line.456"></a> |
| <span class="sourceLineNo">457</span> }<a name="line.457"></a> |
| <span class="sourceLineNo">458</span> }<a name="line.458"></a> |
| <span class="sourceLineNo">459</span> return buf.toString();<a name="line.459"></a> |
| <span class="sourceLineNo">460</span> }<a name="line.460"></a> |
| <span class="sourceLineNo">461</span><a name="line.461"></a> |
| <span class="sourceLineNo">462</span> /**<a name="line.462"></a> |
| <span class="sourceLineNo">463</span> * Splits the {@code delimited} string (delimited by the specified {@code separator} character) and returns the<a name="line.463"></a> |
| <span class="sourceLineNo">464</span> * delimited values as a {@code Set}.<a name="line.464"></a> |
| <span class="sourceLineNo">465</span> * <p/><a name="line.465"></a> |
| <span class="sourceLineNo">466</span> * If either argument is {@code null}, this method returns {@code null}.<a name="line.466"></a> |
| <span class="sourceLineNo">467</span> *<a name="line.467"></a> |
| <span class="sourceLineNo">468</span> * @param delimited the string to split<a name="line.468"></a> |
| <span class="sourceLineNo">469</span> * @param separator the character that delineates individual tokens to split<a name="line.469"></a> |
| <span class="sourceLineNo">470</span> * @return the delimited values as a {@code Set}.<a name="line.470"></a> |
| <span class="sourceLineNo">471</span> * @since 1.2<a name="line.471"></a> |
| <span class="sourceLineNo">472</span> */<a name="line.472"></a> |
| <span class="sourceLineNo">473</span> public static Set<String> splitToSet(String delimited, String separator) {<a name="line.473"></a> |
| <span class="sourceLineNo">474</span> if (delimited == null || separator == null) {<a name="line.474"></a> |
| <span class="sourceLineNo">475</span> return null;<a name="line.475"></a> |
| <span class="sourceLineNo">476</span> }<a name="line.476"></a> |
| <span class="sourceLineNo">477</span> String[] split = split(delimited, separator.charAt(0));<a name="line.477"></a> |
| <span class="sourceLineNo">478</span> return asSet(split);<a name="line.478"></a> |
| <span class="sourceLineNo">479</span> }<a name="line.479"></a> |
| <span class="sourceLineNo">480</span><a name="line.480"></a> |
| <span class="sourceLineNo">481</span> /**<a name="line.481"></a> |
| <span class="sourceLineNo">482</span> * Returns the input argument, but ensures the first character is capitalized (if possible).<a name="line.482"></a> |
| <span class="sourceLineNo">483</span> * @param in the string to uppercase the first character.<a name="line.483"></a> |
| <span class="sourceLineNo">484</span> * @return the input argument, but with the first character capitalized (if possible).<a name="line.484"></a> |
| <span class="sourceLineNo">485</span> * @since 1.2<a name="line.485"></a> |
| <span class="sourceLineNo">486</span> */<a name="line.486"></a> |
| <span class="sourceLineNo">487</span> public static String uppercaseFirstChar(String in) {<a name="line.487"></a> |
| <span class="sourceLineNo">488</span> if (in == null || in.length() == 0) {<a name="line.488"></a> |
| <span class="sourceLineNo">489</span> return in;<a name="line.489"></a> |
| <span class="sourceLineNo">490</span> }<a name="line.490"></a> |
| <span class="sourceLineNo">491</span> int length = in.length();<a name="line.491"></a> |
| <span class="sourceLineNo">492</span> StringBuilder sb = new StringBuilder(length);<a name="line.492"></a> |
| <span class="sourceLineNo">493</span><a name="line.493"></a> |
| <span class="sourceLineNo">494</span> sb.append(Character.toUpperCase(in.charAt(0)));<a name="line.494"></a> |
| <span class="sourceLineNo">495</span> if (length > 1) {<a name="line.495"></a> |
| <span class="sourceLineNo">496</span> String remaining = in.substring(1);<a name="line.496"></a> |
| <span class="sourceLineNo">497</span> sb.append(remaining);<a name="line.497"></a> |
| <span class="sourceLineNo">498</span> }<a name="line.498"></a> |
| <span class="sourceLineNo">499</span> return sb.toString();<a name="line.499"></a> |
| <span class="sourceLineNo">500</span> }<a name="line.500"></a> |
| <span class="sourceLineNo">501</span><a name="line.501"></a> |
| <span class="sourceLineNo">502</span> //////////////////////////<a name="line.502"></a> |
| <span class="sourceLineNo">503</span> // From CollectionUtils //<a name="line.503"></a> |
| <span class="sourceLineNo">504</span> //////////////////////////<a name="line.504"></a> |
| <span class="sourceLineNo">505</span> // CollectionUtils cannot be removed from shiro-core until 2.0 as it has a dependency on PrincipalCollection<a name="line.505"></a> |
| <span class="sourceLineNo">506</span><a name="line.506"></a> |
| <span class="sourceLineNo">507</span><a name="line.507"></a> |
| <span class="sourceLineNo">508</span> private static <E> Set<E> asSet(E... elements) {<a name="line.508"></a> |
| <span class="sourceLineNo">509</span> if (elements == null || elements.length == 0) {<a name="line.509"></a> |
| <span class="sourceLineNo">510</span> return Collections.emptySet();<a name="line.510"></a> |
| <span class="sourceLineNo">511</span> }<a name="line.511"></a> |
| <span class="sourceLineNo">512</span><a name="line.512"></a> |
| <span class="sourceLineNo">513</span> if (elements.length == 1) {<a name="line.513"></a> |
| <span class="sourceLineNo">514</span> return Collections.singleton(elements[0]);<a name="line.514"></a> |
| <span class="sourceLineNo">515</span> }<a name="line.515"></a> |
| <span class="sourceLineNo">516</span><a name="line.516"></a> |
| <span class="sourceLineNo">517</span> LinkedHashSet<E> set = new LinkedHashSet<E>(elements.length * 4 / 3 + 1);<a name="line.517"></a> |
| <span class="sourceLineNo">518</span> Collections.addAll(set, elements);<a name="line.518"></a> |
| <span class="sourceLineNo">519</span> return set;<a name="line.519"></a> |
| <span class="sourceLineNo">520</span> }<a name="line.520"></a> |
| <span class="sourceLineNo">521</span><a name="line.521"></a> |
| <span class="sourceLineNo">522</span>}<a name="line.522"></a> |
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| </pre> |
| </div> |
| </body> |
| </html> |
