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| <h2 title="Class ByteUtilities" class="title">Class ByteUtilities</h2> |
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| <pre>public class <span class="strong">ByteUtilities</span> |
| extends <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">ByteUtilities.java - Byte manipulation functions.</div> |
| <dl><dt><span class="strong">Since:</span></dt> |
| <dd>MINA 2.0.0-M3</dd> |
| <dt><span class="strong">Author:</span></dt> |
| <dd><a href="http://mina.apache.org">Apache MINA Project</a></dd></dl> |
| </li> |
| </ul> |
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| <tr> |
| <th class="colOne" scope="col">Constructor and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colOne"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#ByteUtilities()">ByteUtilities</a></strong>()</code> </td> |
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| <caption><span>Methods</span><span class="tabEnd"> </span></caption> |
| <tr> |
| <th class="colFirst" scope="col">Modifier and Type</th> |
| <th class="colLast" scope="col">Method and Description</th> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#asByteArray(java.lang.String)">asByteArray</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> hex)</code> |
| <div class="block">Converts a hex string representation to a byte array.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#asHex(byte[])">asHex</a></strong>(byte[] bytes)</code> |
| <div class="block">Returns a hexadecimal representation of the given byte array.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#asHex(byte[], java.lang.String)">asHex</a></strong>(byte[] bytes, |
| <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> separator)</code> |
| <div class="block">Returns a hexadecimal representation of the given byte array.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#changeByteEndianess(byte[], int, int)">changeByteEndianess</a></strong>(byte[] b, |
| int offset, |
| int length)</code> |
| <div class="block">Invert two bytes in the given byte array starting at the given |
| offset and repeating the inversion length/2 times.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#changeWordEndianess(byte[], int, int)">changeWordEndianess</a></strong>(byte[] b, |
| int offset, |
| int length)</code> |
| <div class="block">Invert the endianness of words (4 bytes) in the given byte array |
| starting at the given offset and repeating length/4 times.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#encodeString(java.lang.String, boolean)">encodeString</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s, |
| boolean useUnicode)</code> |
| <div class="block">Encodes the string to a byte array using UTF-16LE or the ASCII charset |
| in function of the <code>useUnicode</code> argument.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#getOEMStringAsByteArray(java.lang.String)">getOEMStringAsByteArray</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s)</code> |
| <div class="block">Converts an OEM string as defined in NTLM protocol (eg ASCII charset) |
| to a byte array.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#getUTFStringAsByteArray(java.lang.String)">getUTFStringAsByteArray</a></strong>(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s)</code> |
| <div class="block">Converts an UTF-16LE string as defined in NTLM protocol to a byte array.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#intToNetworkByteOrder(int, byte[], int, int)">intToNetworkByteOrder</a></strong>(int num, |
| byte[] buf, |
| int start, |
| int count)</code> |
| <div class="block">Encodes an integer into up to 4 bytes in network byte order in the |
| supplied buffer starting at <code>start</code> offset and writing |
| <code>count</code> bytes.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#intToNetworkByteOrder(int, int)">intToNetworkByteOrder</a></strong>(int num, |
| int count)</code> |
| <div class="block">Encodes an integer into up to 4 bytes in network byte order.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static boolean</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#isFlagSet(int, int)">isFlagSet</a></strong>(int flagSet, |
| int testFlag)</code> |
| <div class="block">Returns true if the flag <code>testFlag</code> is set in the |
| <code>flags</code> flagset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#makeIntFromByte2(byte[])">makeIntFromByte2</a></strong>(byte[] b)</code> |
| <div class="block">Reads an int from 2 bytes of the given array at offset 0.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#makeIntFromByte2(byte[], int)">makeIntFromByte2</a></strong>(byte[] b, |
| int offset)</code> |
| <div class="block">Reads an int from 2 bytes of the given array at the given offset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#makeIntFromByte4(byte[])">makeIntFromByte4</a></strong>(byte[] b)</code> |
| <div class="block">Reads an int from 4 bytes of the given array at offset 0.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#makeIntFromByte4(byte[], int)">makeIntFromByte4</a></strong>(byte[] b, |
| int offset)</code> |
| <div class="block">Reads an int from 4 bytes of the given array at the given offset.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#networkByteOrderToInt(byte[], int, int)">networkByteOrderToInt</a></strong>(byte[] buf, |
| int start, |
| int count)</code> |
| <div class="block">Returns the integer represented by up to 4 bytes in network byte order.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#writeInt(int)">writeInt</a></strong>(int v)</code> |
| <div class="block">Write a 32 bit int as LITTLE_ENDIAN.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#writeInt(int, byte[], int)">writeInt</a></strong>(int v, |
| byte[] b, |
| int offset)</code> |
| <div class="block">Write a 32 bit int as LITTLE_ENDIAN to |
| the given array <code>b</code> at offset <code>offset</code>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#writeShort(short)">writeShort</a></strong>(short v)</code> |
| <div class="block">Write a 16 bit short as LITTLE_ENDIAN.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../../org/apache/mina/proxy/utils/ByteUtilities.html#writeShort(short, byte[], int)">writeShort</a></strong>(short v, |
| byte[] b, |
| int offset)</code> |
| <div class="block">Write a 16 bit short as LITTLE_ENDIAN to |
| the given array <code>b</code> at offset <code>offset</code>.</div> |
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| <h4>ByteUtilities</h4> |
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| <h4>networkByteOrderToInt</h4> |
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| int start, |
| int count)</pre> |
| <div class="block">Returns the integer represented by up to 4 bytes in network byte order.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>buf</code> - the buffer to read the bytes from</dd><dd><code>start</code> - </dd><dd><code>count</code> - </dd> |
| <dt><span class="strong">Returns:</span></dt><dd></dd></dl> |
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| <div class="block">Encodes an integer into up to 4 bytes in network byte order.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>num</code> - the int to convert to a byte array</dd><dd><code>count</code> - the number of reserved bytes for the write operation</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the resulting byte array</dd></dl> |
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| <pre>public static void intToNetworkByteOrder(int num, |
| byte[] buf, |
| int start, |
| int count)</pre> |
| <div class="block">Encodes an integer into up to 4 bytes in network byte order in the |
| supplied buffer starting at <code>start</code> offset and writing |
| <code>count</code> bytes.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>num</code> - the int to convert to a byte array</dd><dd><code>buf</code> - the buffer to write the bytes to</dd><dd><code>start</code> - the offset from beginning for the write operation</dd><dd><code>count</code> - the number of reserved bytes for the write operation</dd></dl> |
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| <pre>public static final byte[] writeShort(short v, |
| byte[] b, |
| int offset)</pre> |
| <div class="block">Write a 16 bit short as LITTLE_ENDIAN to |
| the given array <code>b</code> at offset <code>offset</code>.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the short to write</dd><dd><code>b</code> - the byte array to write to</dd><dd><code>offset</code> - the offset at which to start writing in the array</dd></dl> |
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| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the int to write</dd></dl> |
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| byte[] b, |
| int offset)</pre> |
| <div class="block">Write a 32 bit int as LITTLE_ENDIAN to |
| the given array <code>b</code> at offset <code>offset</code>.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>v</code> - the int to write</dd><dd><code>b</code> - the byte array to write to</dd><dd><code>offset</code> - the offset at which to start writing in the array</dd></dl> |
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| <pre>public static final void changeWordEndianess(byte[] b, |
| int offset, |
| int length)</pre> |
| <div class="block">Invert the endianness of words (4 bytes) in the given byte array |
| starting at the given offset and repeating length/4 times. |
| eg: b0b1b2b3 -> b3b2b1b0</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array</dd><dd><code>offset</code> - the offset at which to change word start</dd><dd><code>length</code> - the number of bytes on which to operate |
| (should be a multiple of 4)</dd></dl> |
| </li> |
| </ul> |
| <a name="changeByteEndianess(byte[], int, int)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>changeByteEndianess</h4> |
| <pre>public static final void changeByteEndianess(byte[] b, |
| int offset, |
| int length)</pre> |
| <div class="block">Invert two bytes in the given byte array starting at the given |
| offset and repeating the inversion length/2 times. |
| eg: b0b1 -> b1b0</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array</dd><dd><code>offset</code> - the offset at which to change word start</dd><dd><code>length</code> - the number of bytes on which to operate |
| (should be a multiple of 2)</dd></dl> |
| </li> |
| </ul> |
| <a name="getOEMStringAsByteArray(java.lang.String)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getOEMStringAsByteArray</h4> |
| <pre>public static final byte[] getOEMStringAsByteArray(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s) |
| throws <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></pre> |
| <div class="block">Converts an OEM string as defined in NTLM protocol (eg ASCII charset) |
| to a byte array.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>s</code> - the string to convert</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the result byte array</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></code> - if the string is not an OEM string</dd></dl> |
| </li> |
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| <a name="getUTFStringAsByteArray(java.lang.String)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>getUTFStringAsByteArray</h4> |
| <pre>public static final byte[] getUTFStringAsByteArray(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s) |
| throws <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></pre> |
| <div class="block">Converts an UTF-16LE string as defined in NTLM protocol to a byte array.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>s</code> - the string to convert</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the result byte array</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></code> - if the string is not an UTF-16LE string</dd></dl> |
| </li> |
| </ul> |
| <a name="encodeString(java.lang.String, boolean)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>encodeString</h4> |
| <pre>public static final byte[] encodeString(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> s, |
| boolean useUnicode) |
| throws <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></pre> |
| <div class="block">Encodes the string to a byte array using UTF-16LE or the ASCII charset |
| in function of the <code>useUnicode</code> argument.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>s</code> - the string to encode</dd><dd><code>useUnicode</code> - if true then string is encoded to UTF-16LE |
| otherwise to ASCII</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the encoded string as a byte array</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/1.5.0/docs/api/java/io/UnsupportedEncodingException.html?is-external=true" title="class or interface in java.io">UnsupportedEncodingException</a></code> - if encoding fails</dd></dl> |
| </li> |
| </ul> |
| <a name="asHex(byte[])"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>asHex</h4> |
| <pre>public static <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asHex(byte[] bytes)</pre> |
| <div class="block">Returns a hexadecimal representation of the given byte array.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>bytes</code> - the array to output to an hex string</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the hex representation as a string</dd></dl> |
| </li> |
| </ul> |
| <a name="asHex(byte[], java.lang.String)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>asHex</h4> |
| <pre>public static <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> asHex(byte[] bytes, |
| <a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> separator)</pre> |
| <div class="block">Returns a hexadecimal representation of the given byte array.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>bytes</code> - the array to output to an hex string</dd><dd><code>separator</code> - the separator to use between each byte in the output |
| string. If null no char is inserted between each byte value.</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the hex representation as a string</dd></dl> |
| </li> |
| </ul> |
| <a name="asByteArray(java.lang.String)"> |
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| </a> |
| <ul class="blockList"> |
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| <h4>asByteArray</h4> |
| <pre>public static byte[] asByteArray(<a href="http://download.oracle.com/javase/1.5.0/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> hex)</pre> |
| <div class="block">Converts a hex string representation to a byte array.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>hex</code> - the string holding the hex values</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the resulting byte array</dd></dl> |
| </li> |
| </ul> |
| <a name="makeIntFromByte4(byte[])"> |
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| </a> |
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| <li class="blockList"> |
| <h4>makeIntFromByte4</h4> |
| <pre>public static final int makeIntFromByte4(byte[] b)</pre> |
| <div class="block">Reads an int from 4 bytes of the given array at offset 0.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array to read</dd><dd><code>offset</code> - the offset at which to start</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the int value</dd></dl> |
| </li> |
| </ul> |
| <a name="makeIntFromByte4(byte[], int)"> |
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| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>makeIntFromByte4</h4> |
| <pre>public static final int makeIntFromByte4(byte[] b, |
| int offset)</pre> |
| <div class="block">Reads an int from 4 bytes of the given array at the given offset.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array to read</dd><dd><code>offset</code> - the offset at which to start</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the int value</dd></dl> |
| </li> |
| </ul> |
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| <h4>makeIntFromByte2</h4> |
| <pre>public static final int makeIntFromByte2(byte[] b)</pre> |
| <div class="block">Reads an int from 2 bytes of the given array at offset 0.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array to read</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the int value</dd></dl> |
| </li> |
| </ul> |
| <a name="makeIntFromByte2(byte[], int)"> |
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| <ul class="blockList"> |
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| <h4>makeIntFromByte2</h4> |
| <pre>public static final int makeIntFromByte2(byte[] b, |
| int offset)</pre> |
| <div class="block">Reads an int from 2 bytes of the given array at the given offset.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>b</code> - the byte array to read</dd><dd><code>offset</code> - the offset at which to start</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the int value</dd></dl> |
| </li> |
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| <h4>isFlagSet</h4> |
| <pre>public static final boolean isFlagSet(int flagSet, |
| int testFlag)</pre> |
| <div class="block">Returns true if the flag <code>testFlag</code> is set in the |
| <code>flags</code> flagset.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>flagset</code> - the flagset to test</dd><dd><code>testFlag</code> - the flag we search the presence of</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>true if testFlag is present in the flagset, false otherwise.</dd></dl> |
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