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211 lines
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javax.print
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<h2 class="title" title="Class StreamPrintServiceFactory">Class StreamPrintServiceFactory</h2>
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<ul class="inheritance">
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<li><a href="../../java/lang/Object.html" title="class in java.lang">java.lang.Object</a></li>
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<li>
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<ul class="inheritance">
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<li>javax.print.StreamPrintServiceFactory</li>
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</ul> </li>
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<div class="description">
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<hr/> <br/> <pre>public abstract class <span class="typeNameLabel">StreamPrintServiceFactory</span>
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extends <a href="../../java/lang/Object.html" title="class in java.lang">Object</a></pre>
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<div class="block">
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<span>A <code>StreamPrintServiceFactory</code>是<a href="../../javax/print/StreamPrintService.html" title="javax.print中的类"><code>StreamPrintService</code></a>实例的工厂，可以以描述为MIME类型的特定文档格式打印到输出流。</span>
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<span>典型的输出文档格式可以是Postscript（TM）。</span>
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<p> <span>此类由服务实现和定位是通过使用实施<a href="../../../technotes/guides/jar/jar.html#Service Provider">SPI JAR File specification</a> 。</span> </p>
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<p> <span>应用程序通过调用<a href="../../javax/print/StreamPrintServiceFactory.html#lookupStreamPrintServiceFactories-javax.print.DocFlavor-java.lang.String-"><code>lookupStreamPrintServiceFactories(DocFlavor, String)</code></a>方法来定位此类的实例。</span> </p>
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<p> <span>应用程序可以使用一个<code>StreamPrintService</code>代替的从工厂获得<code>PrintService</code> ，其表示物理打印机设备。</span> </p>
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<div class="summary">
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<!-- ======== CONSTRUCTOR SUMMARY ======== -->
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<li class="blockList"><a name="constructor.summary">
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<!-- --> </a> <h3>构造方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Constructor Summary table, listing constructors, and an explanation">
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<caption>
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<span>构造方法</span>
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<span class="tabEnd"> </span>
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</caption>
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<tbody>
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<tr>
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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="../../javax/print/StreamPrintServiceFactory.html#StreamPrintServiceFactory--">StreamPrintServiceFactory</a></span>()</code> </td>
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</tr>
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</tbody>
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</table> </li>
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</ul>
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<!-- ========== METHOD SUMMARY =========== -->
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<li class="blockList"><a name="method.summary">
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<!-- --> </a> <h3>方法摘要</h3>
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<table border="0" cellpadding="3" cellspacing="0" class="memberSummary" summary="Method Summary table, listing methods, and an explanation">
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<caption>
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<span class="activeTableTab" id="t0"><span>所有方法</span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t1"><span><a href="javascript:show(1);">静态方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t2"><span><a href="javascript:show(2);">接口方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t3"><span><a href="javascript:show(4);">抽象方法</a></span><span class="tabEnd"> </span></span>
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<span class="tableTab" id="t4"><span><a href="javascript:show(8);">具体的方法</a></span><span class="tabEnd"> </span></span>
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</caption>
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<tbody>
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<tr>
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<th class="colFirst" scope="col">Modifier and Type</th>
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<th class="colLast" scope="col">Method and Description</th>
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<tr class="altColor" id="i0">
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<td class="colFirst"><code>abstract <a href="../../java/lang/String.html" title="class in java.lang">String</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/print/StreamPrintServiceFactory.html#getOutputFormat--">getOutputFormat</a></span>()</code>
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<div class="block">
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查询工厂获得的打印机发出的文档格式。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i1">
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<td class="colFirst"><code>abstract <a href="../../javax/print/StreamPrintService.html" title="class in javax.print">StreamPrintService</a></code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/print/StreamPrintServiceFactory.html#getPrintService-java.io.OutputStream-">getPrintService</a></span>(<a href="../../java/io/OutputStream.html" title="class in java.io">OutputStream</a> out)</code>
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<div class="block">
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返回
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<code>StreamPrintService</code> ，可以打印到指定的输出流。
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</div> </td>
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</tr>
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<tr class="altColor" id="i2">
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<td class="colFirst"><code>abstract <a href="../../javax/print/DocFlavor.html" title="class in javax.print">DocFlavor</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/print/StreamPrintServiceFactory.html#getSupportedDocFlavors--">getSupportedDocFlavors</a></span>()</code>
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<div class="block">
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查询工厂的文件风味，可以从本厂获得的打印机接受。
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</div> </td>
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</tr>
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<tr class="rowColor" id="i3">
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<td class="colFirst"><code>static <a href="../../javax/print/StreamPrintServiceFactory.html" title="class in javax.print">StreamPrintServiceFactory</a>[]</code></td>
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<td class="colLast"><code><span class="memberNameLink"><a href="../../javax/print/StreamPrintServiceFactory.html#lookupStreamPrintServiceFactories-javax.print.DocFlavor-java.lang.String-">lookupStreamPrintServiceFactories</a></span>(<a href="../../javax/print/DocFlavor.html" title="class in javax.print">DocFlavor</a> flavor, <a href="../../java/lang/String.html" title="class in java.lang">String</a> outputMimeType)</code>
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<div class="block">
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找到可用于打印作业的打印服务的工厂，以
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<code>outputMimeType</code>的格式输出数据流。
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</div> </td>
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</tr>
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</tbody>
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</table>
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<ul class="blockList">
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<li class="blockList"><a name="methods.inherited.from.class.java.lang.Object">
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<!-- --> </a> <h3>Methods inherited from class java.lang.<a href="../../java/lang/Object.html" title="class in java.lang">Object</a></h3> <code><a href="../../java/lang/Object.html#clone--">clone</a>, <a href="../../java/lang/Object.html#equals-java.lang.Object-">equals</a>, <a href="../../java/lang/Object.html#finalize--">finalize</a>, <a href="../../java/lang/Object.html#getClass--">getClass</a>, <a href="../../java/lang/Object.html#hashCode--">hashCode</a>, <a href="../../java/lang/Object.html#notify--">notify</a>, <a href="../../java/lang/Object.html#notifyAll--">notifyAll</a>, <a href="../../java/lang/Object.html#toString--">toString</a>, <a href="../../java/lang/Object.html#wait--">wait</a>, <a href="../../java/lang/Object.html#wait-long-">wait</a>, <a href="../../java/lang/Object.html#wait-long-int-">wait</a></code></li>
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</ul> </li>
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</ul> </li>
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</ul>
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</div>
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<div class="details">
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<!-- ========= CONSTRUCTOR DETAIL ======== -->
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<li class="blockList"><a name="constructor.detail">
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<!-- --> </a> <h3>构造方法详细信息</h3> <a name="StreamPrintServiceFactory--">
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<ul class="blockListLast">
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<li class="blockList"> <h4>StreamPrintServiceFactory</h4> <pre>public StreamPrintServiceFactory()</pre> </li>
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</ul>
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<!-- ============ METHOD DETAIL ========== -->
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<li class="blockList"><a name="method.detail">
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<!-- --> </a> <h3>方法详细信息</h3> <a name="lookupStreamPrintServiceFactories-javax.print.DocFlavor-java.lang.String-">
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<li class="blockList"> <h4>lookupStreamPrintServiceFactories</h4> <pre>public static <a href="../../javax/print/StreamPrintServiceFactory.html" title="class in javax.print">StreamPrintServiceFactory</a>[] lookupStreamPrintServiceFactories(<a href="../../javax/print/DocFlavor.html" title="class in javax.print">DocFlavor</a> flavor,
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<a href="../../java/lang/String.html" title="class in java.lang">String</a> outputMimeType)</pre>
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<div class="block">
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<span>找到可与打印作业一起使用的打印服务的工厂，以<code>outputMimeType</code>的格式输出数据流。</span>
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<p> <span><code>outputMimeType</code>参数描述要创建的文档类型，而<code>flavor</code>参数描述了应用程序将输入数据提供给StreamPrintService的<code>StreamPrintService</code> 。</span> </p>
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<p> <span>尽管null是用于查找流打印服务的可接受的值，但是典型的是搜索特定期望的格式，例如Postscript（TM）。</span> </p>
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<p></p>
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>flavor</code> - 输入文档类型 - null表示匹配所有类型。
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</dd>
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<dd>
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<span><code>outputMimeType</code> - 代表所需的输出格式，用于识别合适的流打印机工厂。</span>
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<span>值为null表示匹配所有格式。</span>
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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- 匹配工厂的流打印服务实例，如果没有合适的工厂可以找到空的。
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</dd>
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</dl> </li>
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</ul> <a name="getOutputFormat--">
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<li class="blockList"> <h4>getOutputFormat</h4> <pre>public abstract <a href="../../java/lang/String.html" title="class in java.lang">String</a> getOutputFormat()</pre>
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<div class="block">
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查询工厂获得的打印机发出的文档格式。
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</div>
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<dl>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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输出格式描述为mime类型。
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</dd>
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</dl> </li>
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</ul> <a name="getSupportedDocFlavors--">
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<ul class="blockList">
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<li class="blockList"> <h4>getSupportedDocFlavors</h4> <pre>public abstract <a href="../../javax/print/DocFlavor.html" title="class in javax.print">DocFlavor</a>[] getSupportedDocFlavors()</pre>
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<div class="block">
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查询工厂的文件风味，可以从本厂获得的打印机接受。
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</div>
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<dl>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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数组支持的doc风味。
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</dd>
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</dl> </li>
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</ul> <a name="getPrintService-java.io.OutputStream-">
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<ul class="blockListLast">
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<li class="blockList"> <h4>getPrintService</h4> <pre>public abstract <a href="../../javax/print/StreamPrintService.html" title="class in javax.print">StreamPrintService</a> getPrintService(<a href="../../java/io/OutputStream.html" title="class in java.io">OutputStream</a> out)</pre>
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<div class="block">
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<span>返回<code>StreamPrintService</code> ，可以打印到指定的输出流。</span>
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<span>输出流由应用程序创建和管理。</span>
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<span>应用程序有责任关闭流，并确保本打印机不被重复使用。</span>
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<span>在从打印机创建的任何打印作业完成之前，应用程序不应关闭此流。</span>
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<span>以前执行此操作可能会生成<code>PrinterException</code>和表示作业失败的事件。</span>
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<p> <span>而<code>PrintService</code>连接到物理打印机可以重复使用，一个<code>StreamPrintService</code>连接到流不能。</span> <span>底层<code>StreamPrintService</code>可通过与所述打印系统被布置<a href="../../javax/print/StreamPrintService.html#dispose--"><code>dispose</code></a>方法从返回之前<a href="../../javax/print/DocPrintJob.html#print-javax.print.Doc-javax.print.attribute.PrintRequestAttributeSet-"><code>print</code></a>的方法<code>DocPrintJob</code> ，使得打印系统知道该打印机不再可用。</span> <span>这相当于一个物理打印机永久脱机。</span> <span>应用程序可以提供空打印流来创建可查询的服务。</span> <span>为这样一个流创建一个PrintJob是无效的。</span> <span>在构建时分配资源的实现应该检查流，并且如果流是非空的，可能希望仅分配资源。</span> </p>
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<p></p>
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</div>
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<dl>
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<dt>
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<span class="paramLabel">参数</span>
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</dt>
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<dd>
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<code>out</code> - 生成输出的目标流。
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</dd>
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<dt>
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<span class="returnLabel">结果</span>
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</dt>
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<dd>
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一个PrintService，它将生成由本工厂支持的DocFlavor指定的格式。
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</dd>
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</dl> </li>
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