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| <pre>public class <span class="typeNameLabel">XMLUtils</span> |
| 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">Object</a></pre> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#XMLUtils--">XMLUtils</a></span>()</code> </td> |
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| <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">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#addField-java.lang.String-java.lang.String-">addField</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">String</a> prefix, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> field)</code> |
| <div class="block">Generates a nested field name by combining a field prefix to the current field name.</div> |
| </td> |
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| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#hasAttributes-javax.xml.stream.events.XMLEvent-">hasAttributes</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</code> |
| <div class="block">Returns true if a given XMLEvent has attributes, false if not.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#isEmptyWhiteSpace-javax.xml.stream.events.XMLEvent-">isEmptyWhiteSpace</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</code> |
| <div class="block">Empty events are not helpful so this method checks to see if the event consists solely of whitespace |
| or newline characters.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#isNotCruft-javax.xml.stream.events.XMLEvent-">isNotCruft</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</code> |
| <div class="block">Identifies XML events that may be populated but are not useful for extracting data.</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">String</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../../org/apache/drill/exec/store/xml/XMLUtils.html#removeField-java.lang.String-java.lang.String-">removeField</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">String</a> prefix, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</code> |
| <div class="block">Returns the field name from nested field names.</div> |
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| <h4>XMLUtils</h4> |
| <pre>public XMLUtils()</pre> |
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| <h4>isEmptyWhiteSpace</h4> |
| <pre>public static boolean isEmptyWhiteSpace(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</pre> |
| <div class="block">Empty events are not helpful so this method checks to see if the event consists solely of whitespace |
| or newline characters. Unfortunately, newlines and other extraneous characters are treated as new elements, so |
| this function wraps a lot of those checks in one function.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>event</code> - The input XMLEvent</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the XMLEvent is only whitespace, false if not.</dd> |
| </dl> |
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| <h4>isNotCruft</h4> |
| <pre>public static boolean isNotCruft(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</pre> |
| <div class="block">Identifies XML events that may be populated but are not useful for extracting data.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>event</code> - The XMLEvent in question</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the event is useful, false if not</dd> |
| </dl> |
| </li> |
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| <a name="addField-java.lang.String-java.lang.String-"> |
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| <h4>addField</h4> |
| <pre>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">String</a> addField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> prefix, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> field)</pre> |
| <div class="block">Generates a nested field name by combining a field prefix to the current field name.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>prefix</code> - The prefix to be added to the field name.</dd> |
| <dd><code>field</code> - The field name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the prefix, followed by an underscore and the fieldname.</dd> |
| </dl> |
| </li> |
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| <h4>removeField</h4> |
| <pre>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">String</a> removeField(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> prefix, |
| <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> fieldName)</pre> |
| <div class="block">Returns the field name from nested field names.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fieldName</code> - The nested field name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>The field name</dd> |
| </dl> |
| </li> |
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| <h4>hasAttributes</h4> |
| <pre>public static boolean hasAttributes(<a href="https://docs.oracle.com/javase/8/docs/api/javax/xml/stream/events/XMLEvent.html?is-external=true" title="class or interface in javax.xml.stream.events">XMLEvent</a> event)</pre> |
| <div class="block">Returns true if a given XMLEvent has attributes, false if not. Since only |
| start elements can by definition have attributes, returns false if the event |
| is not a start element.</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>event</code> - The XMLEvent in question</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>True if the XMLEvent has attributes, false if not.</dd> |
| </dl> |
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