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<div class="subTitle">org.json</div>
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<h2 title="Class JSONTokener" class="title">Class JSONTokener</h2>
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<li><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">java.lang.Object</a></li>
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<dd><a href="../../org/json/HTTPTokener.html" title="class in org.json">HTTPTokener</a>, <a href="../../org/json/XMLTokener.html" title="class in org.json">XMLTokener</a></dd>
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<br>
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<pre>public class <span class="typeNameLabel">JSONTokener</span>
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extends <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre>
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<div class="block">A JSONTokener takes a source string and extracts characters and tokens from
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it. It is used by the JSONObject and JSONArray constructors to parse
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JSON source strings.</div>
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<caption><span>Constructors</span><span class="tabEnd"> </span></caption>
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<th class="colOne" scope="col">Constructor and Description</th>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#JSONTokener-java.io.InputStream-">JSONTokener</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> inputStream)</code>
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<div class="block">Construct a JSONTokener from an InputStream.</div>
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</td>
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</tr>
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<tr class="rowColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#JSONTokener-java.io.Reader-">JSONTokener</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/io/Reader.html?is-external=true" title="class or interface in java.io">Reader</a> reader)</code>
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<div class="block">Construct a JSONTokener from a Reader.</div>
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</td>
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</tr>
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<tr class="altColor">
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<td class="colOne"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#JSONTokener-java.lang.String-">JSONTokener</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s)</code>
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<div class="block">Construct a JSONTokener from a string.</div>
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</td>
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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="t2" class="tableTab"><span><a href="javascript:show(2);">Instance 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>
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<td class="colFirst"><code>void</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#back--">back</a></span>()</code>
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<div class="block">Back up one character.</div>
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</td>
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<td class="colFirst"><code>static int</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#dehexchar-char-">dehexchar</a></span>(char c)</code>
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<div class="block">Get the hex value of a character (base16).</div>
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</td>
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#end--">end</a></span>()</code>
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<div class="block">Checks if the end of the input has been reached.</div>
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</td>
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<tr id="i3" class="rowColor">
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<td class="colFirst"><code>boolean</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#more--">more</a></span>()</code>
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<div class="block">Determine if the source string still contains characters that next()
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can consume.</div>
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</td>
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<td class="colFirst"><code>char</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#next--">next</a></span>()</code>
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<div class="block">Get the next character in the source string.</div>
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</td>
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<td class="colFirst"><code>char</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#next-char-">next</a></span>(char c)</code>
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<div class="block">Consume the next character, and check that it matches a specified
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character.</div>
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</td>
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<tr id="i6" class="altColor">
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#next-int-">next</a></span>(int n)</code>
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<div class="block">Get the next n characters.</div>
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</td>
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<tr id="i7" class="rowColor">
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<td class="colFirst"><code>char</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#nextClean--">nextClean</a></span>()</code>
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<div class="block">Get the next char in the string, skipping whitespace.</div>
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<tr id="i8" class="altColor">
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#nextString-char-">nextString</a></span>(char quote)</code>
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<div class="block">Return the characters up to the next close quote character.</div>
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</td>
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<tr id="i9" class="rowColor">
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#nextTo-char-">nextTo</a></span>(char delimiter)</code>
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<div class="block">Get the text up but not including the specified character or the
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end of line, whichever comes first.</div>
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<tr id="i10" class="altColor">
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#nextTo-java.lang.String-">nextTo</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> delimiters)</code>
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<div class="block">Get the text up but not including one of the specified delimiter
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characters or the end of line, whichever comes first.</div>
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<tr id="i11" class="rowColor">
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#nextValue--">nextValue</a></span>()</code>
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<div class="block">Get the next value.</div>
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</td>
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<tr id="i12" class="altColor">
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<td class="colFirst"><code>char</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#skipTo-char-">skipTo</a></span>(char to)</code>
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<div class="block">Skip characters until the next character is the requested character.</div>
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</td>
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</tr>
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<tr id="i13" class="rowColor">
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<td class="colFirst"><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#syntaxError-java.lang.String-">syntaxError</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> message)</code>
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<div class="block">Make a JSONException to signal a syntax error.</div>
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<tr id="i14" class="altColor">
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<td class="colFirst"><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#syntaxError-java.lang.String-java.lang.Throwable-">syntaxError</a></span>(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> message,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> causedBy)</code>
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<div class="block">Make a JSONException to signal a syntax error.</div>
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<td class="colFirst"><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../org/json/JSONTokener.html#toString--">toString</a></span>()</code>
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<div class="block">Make a printable string of this JSONTokener.</div>
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<h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3>
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<code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#clone--" title="class or interface in java.lang">clone</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#equals-java.lang.Object-" title="class or interface in java.lang">equals</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#finalize--" title="class or interface in java.lang">finalize</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#getClass--" title="class or interface in java.lang">getClass</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#hashCode--" title="class or interface in java.lang">hashCode</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notify--" title="class or interface in java.lang">notify</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#notifyAll--" title="class or interface in java.lang">notifyAll</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait--" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-" title="class or interface in java.lang">wait</a>, <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#wait-long-int-" title="class or interface in java.lang">wait</a></code></li>
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<h3>Constructor Detail</h3>
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<h4>JSONTokener</h4>
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<pre>public JSONTokener(<a href="https://docs.oracle.com/javase/7/docs/api/java/io/Reader.html?is-external=true" title="class or interface in java.io">Reader</a> reader)</pre>
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<div class="block">Construct a JSONTokener from a Reader. The caller must close the Reader.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>reader</code> - A reader.</dd>
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<h4>JSONTokener</h4>
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<pre>public JSONTokener(<a href="https://docs.oracle.com/javase/7/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> inputStream)</pre>
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<div class="block">Construct a JSONTokener from an InputStream. The caller must close the input stream.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>inputStream</code> - The source.</dd>
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<h4>JSONTokener</h4>
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<pre>public JSONTokener(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s)</pre>
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<div class="block">Construct a JSONTokener from a string.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>s</code> - A source string.</dd>
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<pre>public void back()
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<div class="block">Back up one character. This provides a sort of lookahead capability,
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if trying to step back more than 1 step
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>c</code> - A character between '0' and '9' or between 'A' and 'F' or
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between 'a' and 'f'.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>An int between 0 and 15, or -1 if c was not a hex digit.</dd>
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<dd>true if at the end of the file and we didn't step back</dd>
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<div class="block">Determine if the source string still contains characters that next()
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - thrown if there is an error stepping forward
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or backward while checking for more data.</dd>
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<pre>public char next()
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<div class="block">Get the next character in the source string.</div>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>The next character, or 0 if past the end of the source string.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if there is an error reading the source string.</dd>
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<pre>public char next(char c)
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<div class="block">Consume the next character, and check that it matches a specified
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character.</div>
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<dd><code>c</code> - The character to match.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>The character.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - if the character does not match.</dd>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> next(int n)
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Get the next n characters.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>n</code> - The number of characters to take.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A string of n characters.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Substring bounds error if there are not
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n characters remaining in the source string.</dd>
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<pre>public char nextClean()
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<div class="block">Get the next char in the string, skipping whitespace.</div>
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<dl>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A character, or 0 if there are no more characters.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if there is an error reading the source string.</dd>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> nextString(char quote)
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Return the characters up to the next close quote character.
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allow strings in single quotes, but an implementation is allowed to
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accept them.</div>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>quote</code> - The quoting character, either
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<code>"</code> <small>(double quote)</small> or
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<code>'</code> <small>(single quote)</small>.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A String.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Unterminated string.</dd>
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</dl>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> nextTo(char delimiter)
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Get the text up but not including the specified character or the
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end of line, whichever comes first.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>delimiter</code> - A delimiter character.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A string.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if there is an error while searching
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for the delimiter</dd>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> nextTo(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> delimiters)
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Get the text up but not including one of the specified delimiter
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characters or the end of line, whichever comes first.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>delimiters</code> - A set of delimiter characters.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A string, trimmed.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if there is an error while searching
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for the delimiter</dd>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> nextValue()
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Get the next value. The value can be a Boolean, Double, Integer,
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JSONArray, JSONObject, Long, or String, or the JSONObject.NULL object.</div>
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<dl>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>An object.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - If syntax error.</dd>
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</dl>
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<pre>public char skipTo(char to)
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throws <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></pre>
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<div class="block">Skip characters until the next character is the requested character.
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If the requested character is not found, no characters are skipped.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>to</code> - A character to skip to.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>The requested character, or zero if the requested character
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is not found.</dd>
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<dt><span class="throwsLabel">Throws:</span></dt>
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<dd><code><a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a></code> - Thrown if there is an error while searching
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for the to character</dd>
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<pre>public <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a> syntaxError(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> message)</pre>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>message</code> - The error message.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A JSONException object, suitable for throwing</dd>
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<pre>public <a href="../../org/json/JSONException.html" title="class in org.json">JSONException</a> syntaxError(<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> message,
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<a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Throwable.html?is-external=true" title="class or interface in java.lang">Throwable</a> causedBy)</pre>
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<div class="block">Make a JSONException to signal a syntax error.</div>
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<dl>
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<dt><span class="paramLabel">Parameters:</span></dt>
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<dd><code>message</code> - The error message.</dd>
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<dd><code>causedBy</code> - The throwable that caused the error.</dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>A JSONException object, suitable for throwing</dd>
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<pre>public <a href="https://docs.oracle.com/javase/7/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> toString()</pre>
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<div class="block">Make a printable string of this JSONTokener.</div>
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<dl>
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<dt><span class="overrideSpecifyLabel">Overrides:</span></dt>
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<dd><code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true#toString--" title="class or interface in java.lang">toString</a></code> in class <code><a href="https://docs.oracle.com/javase/7/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></code></dd>
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<dt><span class="returnLabel">Returns:</span></dt>
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<dd>" at {index} [character {character} line {line}]"</dd>
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</dl>
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</li>
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</ul>
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</li>
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