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| <p class="subTitle">com.google.enterprise.adaptor</p> |
| <h2 title="Class IOHelper" class="title">Class IOHelper</h2> |
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| <ul class="inheritance"> |
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| <li>com.google.enterprise.adaptor.IOHelper</li> |
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| <pre>public class <strong>IOHelper</strong> |
| extends <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></pre> |
| <div class="block">Utility class for providing useful methods when handling streams or other |
| forms of I/O.</div> |
| </li> |
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| <div class="summary"> |
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| <!-- ========== METHOD SUMMARY =========== --> |
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| <h3>Method Summary</h3> |
| <table class="overviewSummary" border="0" cellpadding="3" cellspacing="0" summary="Method Summary table, listing methods, and an explanation"> |
| <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 void</code></td> |
| <td class="colLast"><code><strong><a href="../../../../com/google/enterprise/adaptor/IOHelper.html#copyStream(java.io.InputStream, java.io.OutputStream)">copyStream</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> out)</code> |
| <div class="block">Copy contents of <code>in</code> to <code>out</code>.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static int</code></td> |
| <td class="colLast"><code><strong><a href="../../../../com/google/enterprise/adaptor/IOHelper.html#readFully(java.io.InputStream, byte[], int, int)">readFully</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is, |
| byte[] bytes, |
| int off, |
| int len)</code> |
| <div class="block">Reads a specified number of bytes from a stream.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static byte[]</code></td> |
| <td class="colLast"><code><strong><a href="../../../../com/google/enterprise/adaptor/IOHelper.html#readInputStreamToByteArray(java.io.InputStream)">readInputStreamToByteArray</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is)</code> |
| <div class="block">Read the contents of <code>is</code> into a byte array.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://download.oracle.com/javase/6/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="../../../../com/google/enterprise/adaptor/IOHelper.html#readInputStreamToString(java.io.InputStream, java.nio.charset.Charset)">readInputStreamToString</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> charset)</code> |
| <div class="block">Form a string from the contents of <code>is</code> with charset <code>charset</code>.</div> |
| </td> |
| </tr> |
| <tr class="altColor"> |
| <td class="colFirst"><code>static <a href="http://download.oracle.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../com/google/enterprise/adaptor/IOHelper.html#writeToTempFile(java.io.InputStream)">writeToTempFile</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in)</code> |
| <div class="block">Write contents of <code>in</code> to a temporary file.</div> |
| </td> |
| </tr> |
| <tr class="rowColor"> |
| <td class="colFirst"><code>static <a href="http://download.oracle.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a></code></td> |
| <td class="colLast"><code><strong><a href="../../../../com/google/enterprise/adaptor/IOHelper.html#writeToTempFile(java.lang.String, java.nio.charset.Charset)">writeToTempFile</a></strong>(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> string, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> charset)</code> |
| <div class="block">Write contents of <code>string</code> to a temporary file, encoded using <code>charset</code>.</div> |
| </td> |
| </tr> |
| </table> |
| <ul class="blockList"> |
| <li class="blockList"><a name="methods_inherited_from_class_java.lang.Object"> |
| <!-- --> |
| </a> |
| <h3>Methods inherited from class java.lang.<a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a></h3> |
| <code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#clone()" title="class or interface in java.lang">clone</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#equals(java.lang.Object)" title="class or interface in java.lang">equals</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#finalize()" title="class or interface in java.lang">finalize</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#getClass()" title="class or interface in java.lang">getClass</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#hashCode()" title="class or interface in java.lang">hashCode</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notify()" title="class or interface in java.lang">notify</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#notifyAll()" title="class or interface in java.lang">notifyAll</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#toString()" title="class or interface in java.lang">toString</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait()" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long)" title="class or interface in java.lang">wait</a>, <a href="http://download.oracle.com/javase/6/docs/api/java/lang/Object.html?is-external=true#wait(long, int)" title="class or interface in java.lang">wait</a></code></li> |
| </ul> |
| </li> |
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| <div class="details"> |
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| <!-- ============ METHOD DETAIL ========== --> |
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| <h3>Method Detail</h3> |
| <a name="copyStream(java.io.InputStream, java.io.OutputStream)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>copyStream</h4> |
| <pre>public static void copyStream(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/io/OutputStream.html?is-external=true" title="class or interface in java.io">OutputStream</a> out) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Copy contents of <code>in</code> to <code>out</code>.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl> |
| </li> |
| </ul> |
| <a name="readInputStreamToByteArray(java.io.InputStream)"> |
| <!-- --> |
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| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readInputStreamToByteArray</h4> |
| <pre>public static byte[] readInputStreamToByteArray(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Read the contents of <code>is</code> into a byte array.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl> |
| </li> |
| </ul> |
| <a name="readInputStreamToString(java.io.InputStream, java.nio.charset.Charset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>readInputStreamToString</h4> |
| <pre>public static <a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> readInputStreamToString(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> charset) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Form a string from the contents of <code>is</code> with charset <code>charset</code>.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl> |
| </li> |
| </ul> |
| <a name="writeToTempFile(java.io.InputStream)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>writeToTempFile</h4> |
| <pre>public static <a href="http://download.oracle.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> writeToTempFile(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> in) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Write contents of <code>in</code> to a temporary file. Caller is responsible for |
| deleting the temporary file after use.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl> |
| </li> |
| </ul> |
| <a name="writeToTempFile(java.lang.String, java.nio.charset.Charset)"> |
| <!-- --> |
| </a> |
| <ul class="blockList"> |
| <li class="blockList"> |
| <h4>writeToTempFile</h4> |
| <pre>public static <a href="http://download.oracle.com/javase/6/docs/api/java/io/File.html?is-external=true" title="class or interface in java.io">File</a> writeToTempFile(<a href="http://download.oracle.com/javase/6/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> string, |
| <a href="http://download.oracle.com/javase/6/docs/api/java/nio/charset/Charset.html?is-external=true" title="class or interface in java.nio.charset">Charset</a> charset) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Write contents of <code>string</code> to a temporary file, encoded using <code>charset</code>. Caller is responsible for deleting the temporary file after use.</div> |
| <dl><dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd></dl> |
| </li> |
| </ul> |
| <a name="readFully(java.io.InputStream, byte[], int, int)"> |
| <!-- --> |
| </a> |
| <ul class="blockListLast"> |
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| <h4>readFully</h4> |
| <pre>public static int readFully(<a href="http://download.oracle.com/javase/6/docs/api/java/io/InputStream.html?is-external=true" title="class or interface in java.io">InputStream</a> is, |
| byte[] bytes, |
| int off, |
| int len) |
| throws <a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block">Reads a specified number of bytes from a stream. |
| Fewer bytes will only be returned if the end of stream has been reached.</div> |
| <dl><dt><span class="strong">Parameters:</span></dt><dd><code>is</code> - the stream from which the bytes will be read.</dd><dd><code>bytes</code> - the buffer into which the data is read.</dd><dd><code>off</code> - the start offset in array <code>b</code> |
| at which the data is written.</dd><dd><code>len</code> - the number of bytes to read unless end of |
| stream is encountered</dd> |
| <dt><span class="strong">Returns:</span></dt><dd>the total number of bytes read into the buffer, or |
| <code>-1</code> if there is no more data because the end of |
| the stream has been reached.</dd> |
| <dt><span class="strong">Throws:</span></dt> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code> - If the first byte cannot be read for any reason |
| other than reaching end-of-stream, or if the input stream |
| has been closed, or if some other I/O error occurs.</dd> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/NullPointerException.html?is-external=true" title="class or interface in java.lang">NullPointerException</a></code> - If <code>b</code> is <code>null</code>.</dd> |
| <dd><code><a href="http://download.oracle.com/javase/6/docs/api/java/lang/IndexOutOfBoundsException.html?is-external=true" title="class or interface in java.lang">IndexOutOfBoundsException</a></code> - If <code>off</code> is negative, |
| <code>len</code> is negative, or <code>len</code> is |
| greater than <code>b.length - off</code></dd></dl> |
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