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| <h2 title="Class StringUtils" class="title">Class StringUtils</h2> |
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| <pre>public class <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.32">StringUtils</a> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre> |
| <div class="block"><p>Simple utility class for String operations useful across the framework. |
| <p/> |
| <p>Some methods in this class were copied from the Spring Framework so we didn't have to re-invent the wheel, |
| and in these cases, we have retained all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>0.9</dd> |
| </dl> |
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| <th class="colFirst" scope="col">Modifier and Type</th> |
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| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static char</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#DEFAULT_DELIMITER_CHAR">DEFAULT_DELIMITER_CHAR</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Constant representing the default delimiter character (comma), equal to <code>','</code></div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static char</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#DEFAULT_QUOTE_CHAR">DEFAULT_QUOTE_CHAR</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Constant representing the default quote character (double quote), equal to '"'</code></div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#EMPTY_STRING">EMPTY_STRING</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">Constant representing the empty string, equal to ""</div> |
| </td> |
| </tr> |
| </table> |
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| <tr> |
| <th class="colFirst" scope="col">Constructor</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr class="altColor"> |
| <th class="colConstructorName" scope="row"><code><span class="memberNameLink"><a href="#%3Cinit%3E()">StringUtils</a></span>()</code></th> |
| <td class="colLast"> </td> |
| </tr> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colSecond" scope="col">Method</th> |
| <th class="colLast" scope="col">Description</th> |
| </tr> |
| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#clean(java.lang.String)">clean</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> in)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns a 'cleaned' representation of the specified argument.</div> |
| </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasLength(java.lang.String)">hasLength</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str)</code></th> |
| <td class="colLast"> |
| <div class="block">Check that the given String is neither <code>null</code> nor of length 0.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#hasText(java.lang.String)">hasText</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str)</code></th> |
| <td class="colLast"> |
| <div class="block">Check whether the given String has actual text.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#join(java.util.Iterator,java.lang.String)">join</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util" class="externalLink">Iterator</a><?> iterator, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> separator)</code></th> |
| <td class="colLast"> |
| <div class="block">Joins the elements of the provided <code>Iterator</code> into |
| a single String containing the provided elements.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#split(java.lang.String)">split</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#split(java.lang.String,char)">split</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#split(java.lang.String,char,char)">split</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter, |
| char quoteChar)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#split(java.lang.String,char,char,char)">split</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter, |
| char beginQuoteChar, |
| char endQuoteChar)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#split(java.lang.String,char,char,char,boolean,boolean)">split</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> aLine, |
| char delimiter, |
| char beginQuoteChar, |
| char endQuoteChar, |
| boolean retainQuotes, |
| boolean trimTokens)</code></th> |
| <td class="colLast"> |
| <div class="block">Splits the specified delimited String into tokens, supporting quoted tokens so that quoted strings themselves |
| won't be tokenized.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#splitKeyValue(java.lang.String)">splitKeyValue</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> aLine)</code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#splitToSet(java.lang.String,java.lang.String)">splitToSet</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimited, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> separator)</code></th> |
| <td class="colLast"> |
| <div class="block">Splits the <code>delimited</code> string (delimited by the specified <code>separator</code> character) and returns the |
| delimited values as a <code>Set</code>.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#startsWithIgnoreCase(java.lang.String,java.lang.String)">startsWithIgnoreCase</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> prefix)</code></th> |
| <td class="colLast"> |
| <div class="block">Test if the given String starts with the specified prefix, |
| ignoring upper/lower case.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toDelimitedString(java.lang.Object%5B%5D,java.lang.String)">toDelimitedString</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>[] array, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiter)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the array's contents as a string, with each element delimited by the specified |
| <code>delimiter</code> argument.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toDelimitedString(java.util.Collection,java.lang.String)">toDelimitedString</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a> c, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiter)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the collection's contents as a string, with each element delimited by the specified |
| <code>delimiter</code> argument.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#tokenizeToStringArray(java.lang.String,java.lang.String)">tokenizeToStringArray</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiters)</code></th> |
| <td class="colLast"> |
| <div class="block">Tokenize the given String into a String array via a StringTokenizer.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#tokenizeToStringArray(java.lang.String,java.lang.String,boolean,boolean)">tokenizeToStringArray</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiters, |
| boolean trimTokens, |
| boolean ignoreEmptyTokens)</code></th> |
| <td class="colLast"> |
| <div class="block">Tokenize the given String into a String array via a StringTokenizer.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toString(java.lang.Object%5B%5D)">toString</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>[] array)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the specified array as a comma-delimited (',') string.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toStringArray(java.util.Collection)">toStringArray</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a> collection)</code></th> |
| <td class="colLast"> |
| <div class="block">Copy the given Collection into a String array.</div> |
| </td> |
| </tr> |
| <tr id="i18" class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#uppercaseFirstChar(java.lang.String)">uppercaseFirstChar</a></span>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> in)</code></th> |
| <td class="colLast"> |
| <div class="block">Returns the input argument, but ensures the first character is capitalized (if possible).</div> |
| </td> |
| </tr> |
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| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
| <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang" class="externalLink">clone</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang" class="externalLink">equals</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang" class="externalLink">finalize</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang" class="externalLink">getClass</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang" class="externalLink">hashCode</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang" class="externalLink">notify</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang" class="externalLink">notifyAll</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang" class="externalLink">toString</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang" class="externalLink">wait</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true#wait(long,int)" title="class or interface in java.lang" class="externalLink">wait</a></code></li> |
| </ul> |
| </li> |
| </ul> |
| </section> |
| </li> |
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| <pre>public static final <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.39">EMPTY_STRING</a></pre> |
| <div class="block">Constant representing the empty string, equal to ""</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.shiro.util.StringUtils.EMPTY_STRING">Constant Field Values</a></dd> |
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| <pre>public static final char <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.44">DEFAULT_DELIMITER_CHAR</a></pre> |
| <div class="block">Constant representing the default delimiter character (comma), equal to <code>','</code></div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.shiro.util.StringUtils.DEFAULT_DELIMITER_CHAR">Constant Field Values</a></dd> |
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| <pre>public static final char <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.49">DEFAULT_QUOTE_CHAR</a></pre> |
| <div class="block">Constant representing the default quote character (double quote), equal to '"'</code></div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.shiro.util.StringUtils.DEFAULT_QUOTE_CHAR">Constant Field Values</a></dd> |
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| <pre>public <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.32">StringUtils</a>()</pre> |
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| <h4>hasText</h4> |
| <pre class="methodSignature">public static boolean <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.69">hasText</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str)</pre> |
| <div class="block">Check whether the given String has actual text. |
| More specifically, returns <code>true</code> if the string not <code>null</code>, |
| its length is greater than 0, and it contains at least one non-whitespace character. |
| <p/> |
| <code>StringUtils.hasText(null) == false<br/> |
| StringUtils.hasText("") == false<br/> |
| StringUtils.hasText(" ") == false<br/> |
| StringUtils.hasText("12345") == true<br/> |
| StringUtils.hasText(" 12345 ") == true</code> |
| <p/> |
| <p>Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>str</code> - the String to check (may be <code>null</code>)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if the String is not <code>null</code>, its length is |
| greater than 0, and it does not contain whitespace only</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Character.html?is-external=true#isWhitespace(char)" title="class or interface in java.lang" class="externalLink"><code>Character.isWhitespace(char)</code></a></dd> |
| </dl> |
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| <h4>hasLength</h4> |
| <pre class="methodSignature">public static boolean <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.97">hasLength</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str)</pre> |
| <div class="block">Check that the given String is neither <code>null</code> nor of length 0. |
| Note: Will return <code>true</code> for a String that purely consists of whitespace. |
| <p/> |
| <code>StringUtils.hasLength(null) == false<br/> |
| StringUtils.hasLength("") == false<br/> |
| StringUtils.hasLength(" ") == true<br/> |
| StringUtils.hasLength("Hello") == true</code> |
| <p/> |
| Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>str</code> - the String to check (may be <code>null</code>)</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> if the String is not null and has length</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="#hasText(java.lang.String)"><code>hasText(String)</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="startsWithIgnoreCase(java.lang.String,java.lang.String)"> |
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| <h4>startsWithIgnoreCase</h4> |
| <pre class="methodSignature">public static boolean <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.113">startsWithIgnoreCase</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> prefix)</pre> |
| <div class="block">Test if the given String starts with the specified prefix, |
| ignoring upper/lower case. |
| <p/> |
| <p>Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>str</code> - the String to check</dd> |
| <dd><code>prefix</code> - the prefix to look for</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd><code>true</code> starts with the specified prefix (ignoring case), <code>false</code> if it does not.</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true#startsWith(java.lang.String,int)" title="class or interface in java.lang" class="externalLink"><code>String.startsWith(java.lang.String, int)</code></a></dd> |
| </dl> |
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| <h4>clean</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.144">clean</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> in)</pre> |
| <div class="block">Returns a 'cleaned' representation of the specified argument. 'Cleaned' is defined as the following: |
| <p/> |
| <ol> |
| <li>If the specified <code>String</code> is <code>null</code>, return <code>null</code></li> |
| <li>If not <code>null</code>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true#trim()" title="class or interface in java.lang" class="externalLink"><code>trim()</code></a> it.</li> |
| <li>If the trimmed string is equal to the empty String (i.e. ""), return <code>null</code></li> |
| <li>If the trimmed string is not the empty string, return the trimmed version</li>. |
| </ol> |
| <p/> |
| Therefore this method always ensures that any given string has trimmed text, and if it doesn't, <code>null</code> |
| is returned.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - the input String to clean.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a populated-but-trimmed String or <code>null</code> otherwise</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="toString(java.lang.Object[])"> |
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| </a> |
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| <h4>toString</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.164">toString</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>[] array)</pre> |
| <div class="block">Returns the specified array as a comma-delimited (',') string.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - the array whose contents will be converted to a string.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the array's contents as a comma-delimited (',') string.</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.0</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="toDelimitedString(java.lang.Object[],java.lang.String)"> |
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| <h4>toDelimitedString</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.177">toDelimitedString</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a>[] array, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiter)</pre> |
| <div class="block">Returns the array's contents as a string, with each element delimited by the specified |
| <code>delimiter</code> argument. Useful for <code>toString()</code> implementations and log messages.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>array</code> - the array whose contents will be converted to a string</dd> |
| <dd><code>delimiter</code> - the delimiter to use between each element</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a single string, delimited by the specified <code>delimiter</code>.</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.0</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="toDelimitedString(java.util.Collection,java.lang.String)"> |
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| <h4>toDelimitedString</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.200">toDelimitedString</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a> c, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiter)</pre> |
| <div class="block">Returns the collection's contents as a string, with each element delimited by the specified |
| <code>delimiter</code> argument. Useful for <code>toString()</code> implementations and log messages.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>c</code> - the collection whose contents will be converted to a string</dd> |
| <dd><code>delimiter</code> - the delimiter to use between each element</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>a single string, delimited by the specified <code>delimiter</code>.</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.2</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="tokenizeToStringArray(java.lang.String,java.lang.String)"> |
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| <h4>tokenizeToStringArray</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.224">tokenizeToStringArray</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiters)</pre> |
| <div class="block">Tokenize the given String into a String array via a StringTokenizer. |
| Trims tokens and omits empty tokens. |
| <p>The given delimiters string is supposed to consist of any number of |
| delimiter characters. Each of those characters can be used to separate |
| tokens. A delimiter is always a single character; for multi-character |
| delimiters, consider using <code>delimitedListToStringArray</code> |
| <p/> |
| <p>Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>str</code> - the String to tokenize</dd> |
| <dd><code>delimiters</code> - the delimiter characters, assembled as String |
| (each of those characters is individually considered as delimiter).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an array of the tokens</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/util/StringTokenizer.html?is-external=true" title="class or interface in java.util" class="externalLink"><code>StringTokenizer</code></a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true#trim()" title="class or interface in java.lang" class="externalLink"><code>String.trim()</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="tokenizeToStringArray(java.lang.String,java.lang.String,boolean,boolean)"> |
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| <h4>tokenizeToStringArray</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.249">tokenizeToStringArray</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimiters, |
| boolean trimTokens, |
| boolean ignoreEmptyTokens)</pre> |
| <div class="block">Tokenize the given String into a String array via a StringTokenizer. |
| <p>The given delimiters string is supposed to consist of any number of |
| delimiter characters. Each of those characters can be used to separate |
| tokens. A delimiter is always a single character; for multi-character |
| delimiters, consider using <code>delimitedListToStringArray</code> |
| <p/> |
| <p>Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>str</code> - the String to tokenize</dd> |
| <dd><code>delimiters</code> - the delimiter characters, assembled as String |
| (each of those characters is individually considered as delimiter)</dd> |
| <dd><code>trimTokens</code> - trim the tokens via String's <code>trim</code></dd> |
| <dd><code>ignoreEmptyTokens</code> - omit empty tokens from the result array |
| (only applies to tokens that are empty after trimming; StringTokenizer |
| will not consider subsequent delimiters as token in the first place).</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an array of the tokens (<code>null</code> if the input String |
| was <code>null</code>)</dd> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="https://docs.oracle.com/javase/8/docs/api/java/util/StringTokenizer.html?is-external=true" title="class or interface in java.util" class="externalLink"><code>StringTokenizer</code></a>, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true#trim()" title="class or interface in java.lang" class="externalLink"><code>String.trim()</code></a></dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="toStringArray(java.util.Collection)"> |
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| <h4>toStringArray</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.280">toStringArray</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Collection.html?is-external=true" title="class or interface in java.util" class="externalLink">Collection</a> collection)</pre> |
| <div class="block">Copy the given Collection into a String array. |
| The Collection must contain String elements only. |
| <p/> |
| <p>Copied from the Spring Framework while retaining all license, copyright and author information.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>collection</code> - the Collection to copy</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the String array (<code>null</code> if the passed-in |
| Collection was <code>null</code>)</dd> |
| </dl> |
| </li> |
| </ul> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.288">splitKeyValue</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> aLine) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/text/ParseException.html?is-external=true" title="class or interface in java.text" class="externalLink">ParseException</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/text/ParseException.html?is-external=true" title="class or interface in java.text" class="externalLink">ParseException</a></code></dd> |
| </dl> |
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| </ul> |
| <a id="split(java.lang.String)"> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.325">split</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line)</pre> |
| </li> |
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| <a id="split(java.lang.String,char)"> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.329">split</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter)</pre> |
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| <a id="split(java.lang.String,char,char)"> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.333">split</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter, |
| char quoteChar)</pre> |
| </li> |
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| <a id="split(java.lang.String,char,char,char)"> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.337">split</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> line, |
| char delimiter, |
| char beginQuoteChar, |
| char endQuoteChar)</pre> |
| </li> |
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| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>[] <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.361">split</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> aLine, |
| char delimiter, |
| char beginQuoteChar, |
| char endQuoteChar, |
| boolean retainQuotes, |
| boolean trimTokens)</pre> |
| <div class="block">Splits the specified delimited String into tokens, supporting quoted tokens so that quoted strings themselves |
| won't be tokenized. |
| <p/> |
| This method's implementation is very loosely based (with significant modifications) on |
| <a href="http://blogs.bytecode.com.au/glen">Glen Smith</a>'s open-source |
| <a href="http://opencsv.svn.sourceforge.net/viewvc/opencsv/trunk/src/au/com/bytecode/opencsv/CSVReader.java?&view=markup">CSVReader.java</a> |
| file. |
| <p/> |
| That file is Apache 2.0 licensed as well, making Glen's code a great starting point for us to modify to |
| our needs.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>aLine</code> - the String to parse</dd> |
| <dd><code>delimiter</code> - the delimiter by which the <tt>line</tt> argument is to be split</dd> |
| <dd><code>beginQuoteChar</code> - the character signifying the start of quoted text (so the quoted text will not be split)</dd> |
| <dd><code>endQuoteChar</code> - the character signifying the end of quoted text</dd> |
| <dd><code>retainQuotes</code> - if the quotes themselves should be retained when constructing the corresponding token</dd> |
| <dd><code>trimTokens</code> - if leading and trailing whitespace should be trimmed from discovered tokens.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the tokens discovered from parsing the given delimited <tt>line</tt>.</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="join(java.util.Iterator,java.lang.String)"> |
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| <h4>join</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.429">join</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util" class="externalLink">Iterator</a><?> iterator, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> separator)</pre> |
| <div class="block">Joins the elements of the provided <code>Iterator</code> into |
| a single String containing the provided elements.</p> |
| <p/> |
| No delimiter is added before or after the list. |
| A <code>null</code> separator is the same as an empty String ("").</p> |
| <p/> |
| Copied from Commons Lang, version 3 (r1138702).</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>iterator</code> - the <code>Iterator</code> of values to join together, may be null</dd> |
| <dd><code>separator</code> - the separator character to use, null treated as ""</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the joined String, <code>null</code> if null iterator input</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.2</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="splitToSet(java.lang.String,java.lang.String)"> |
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| </a> |
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| <h4>splitToSet</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Set.html?is-external=true" title="class or interface in java.util" class="externalLink">Set</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a>> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.473">splitToSet</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> delimited, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> separator)</pre> |
| <div class="block">Splits the <code>delimited</code> string (delimited by the specified <code>separator</code> character) and returns the |
| delimited values as a <code>Set</code>. |
| <p/> |
| If either argument is <code>null</code>, this method returns <code>null</code>.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>delimited</code> - the string to split</dd> |
| <dd><code>separator</code> - the character that delineates individual tokens to split</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the delimited values as a <code>Set</code>.</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.2</dd> |
| </dl> |
| </li> |
| </ul> |
| <a id="uppercaseFirstChar(java.lang.String)"> |
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| <h4>uppercaseFirstChar</h4> |
| <pre class="methodSignature">public static <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> <a href="../../../../src-html/org/apache/shiro/util/StringUtils.html#line.487">uppercaseFirstChar</a>​(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> in)</pre> |
| <div class="block">Returns the input argument, but ensures the first character is capitalized (if possible).</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>in</code> - the string to uppercase the first character.</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the input argument, but with the first character capitalized (if possible).</dd> |
| <dt><span class="simpleTagLabel">Since:</span></dt> |
| <dd>1.2</dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
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