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| <div class="subTitle"><span class="packageLabelInType">Package</span> <a href="package-summary.html">org.apache.calcite.util</a></div> |
| <h1 title="Class ConversionUtil" class="title">Class ConversionUtil</h1> |
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| <div class="inheritance" title="Inheritance Tree"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">java.lang.Object</a> |
| <div class="inheritance">org.apache.calcite.util.ConversionUtil</div> |
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| <section class="description"> |
| <hr> |
| <pre>public class <span class="typeNameLabel">ConversionUtil</span> |
| extends <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></pre> |
| <div class="block">Utility functions for converting from one type to another.</div> |
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| <thead> |
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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> |
| </thead> |
| <tbody> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/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="#NATIVE_UTF16_CHARSET_NAME">NATIVE_UTF16_CHARSET_NAME</a></span></code></th> |
| <td class="colLast"> </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/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="#TEST_UNICODE_SQL_ESCAPED_LITERAL">TEST_UNICODE_SQL_ESCAPED_LITERAL</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">A constant string which can be used wherever a SQL literal containing |
| Unicode escape characters is needed in a test.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/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="#TEST_UNICODE_STRING">TEST_UNICODE_STRING</a></span></code></th> |
| <td class="colLast"> |
| <div class="block">A constant string which can be used wherever a Java string containing |
| Unicode characters is needed in a test.</div> |
| </td> |
| </tr> |
| </tbody> |
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| </div> |
| </section> |
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| </tr> |
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| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a></code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toBoolean(java.lang.String)">toBoolean</a></span>​(<a href="https://docs.oracle.com/javase/9/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">Converts a string into a BOOLEAN.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i1"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <th class="colSecond" scope="row"><code><span class="memberNameLink"><a href="#toByteArrayFromString(java.lang.String,int)">toByteArrayFromString</a></span>​(<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> value, |
| int radix)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a string into a byte array.</div> |
| </td> |
| </tr> |
| <tr class="altColor" id="i2"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/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="#toStringFromApprox(double,boolean)">toStringFromApprox</a></span>​(double d, |
| boolean isFloat)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts an approximate value into a string, following the SQL 2003 |
| standard.</div> |
| </td> |
| </tr> |
| <tr class="rowColor" id="i3"> |
| <td class="colFirst"><code>static <a href="https://docs.oracle.com/javase/9/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="#toStringFromByteArray(byte%5B%5D,int)">toStringFromByteArray</a></span>​(byte[] value, |
| int radix)</code></th> |
| <td class="colLast"> |
| <div class="block">Converts a byte array into a bit string or a hex string.</div> |
| </td> |
| </tr> |
| </tbody> |
| </table> |
| </div> |
| </div> |
| <div class="inheritedList"> |
| <h3>Methods inherited from class java.lang.<a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang" class="externalLink">Object</a></h3> |
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| <h3><a id="TEST_UNICODE_STRING">TEST_UNICODE_STRING</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">TEST_UNICODE_STRING</span></div> |
| <div class="block">A constant string which can be used wherever a Java string containing |
| Unicode characters is needed in a test. It spells 'anthropos' in Greek.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.calcite.util.ConversionUtil.TEST_UNICODE_STRING">Constant Field Values</a></dd> |
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| <h3><a id="TEST_UNICODE_SQL_ESCAPED_LITERAL">TEST_UNICODE_SQL_ESCAPED_LITERAL</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static final</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">TEST_UNICODE_SQL_ESCAPED_LITERAL</span></div> |
| <div class="block">A constant string which can be used wherever a SQL literal containing |
| Unicode escape characters is needed in a test. It spells 'anthropos' in |
| Greek. The escape character is the SQL default (backslash); note that the |
| backslash-doubling here is for Java only, so by the time the SQL parser |
| gets it, there is only one backslash.</div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../constant-values.html#org.apache.calcite.util.ConversionUtil.TEST_UNICODE_SQL_ESCAPED_LITERAL">Constant Field Values</a></dd> |
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| <h3><a id="toStringFromByteArray(byte[],int)">toStringFromByteArray</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">toStringFromByteArray</span>​(<span class="arguments">byte[] value, |
| int radix)</span></div> |
| <div class="block">Converts a byte array into a bit string or a hex string. |
| |
| <p>For example, <code>toStringFromByteArray(new byte[] {0xAB, 0xCD}, |
| 16)</code> returns <code>ABCD</code>.</div> |
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| <h3><a id="toByteArrayFromString(java.lang.String,int)">toByteArrayFromString</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType">byte[]</span> <span class="memberName">toByteArrayFromString</span>​(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> value, |
| int radix)</span></div> |
| <div class="block">Converts a string into a byte array. The inverse of |
| <a href="#toStringFromByteArray(byte%5B%5D,int)"><code>toStringFromByteArray(byte[], int)</code></a>.</div> |
| </section> |
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| <h3><a id="toStringFromApprox(double,boolean)">toStringFromApprox</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a></span> <span class="memberName">toStringFromApprox</span>​(<span class="arguments">double d, |
| boolean isFloat)</span></div> |
| <div class="block">Converts an approximate value into a string, following the SQL 2003 |
| standard.</div> |
| </section> |
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| <h3><a id="toBoolean(java.lang.String)">toBoolean</a></h3> |
| <div class="memberSignature"><span class="modifiers">public static</span> <span class="returnType"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/Boolean.html?is-external=true" title="class or interface in java.lang" class="externalLink">Boolean</a></span> <span class="memberName">toBoolean</span>​(<span class="arguments"><a href="https://docs.oracle.com/javase/9/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang" class="externalLink">String</a> str)</span></div> |
| <div class="block">Converts a string into a BOOLEAN.</div> |
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