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| <h2 title="Class FragmentsResponse" class="title">Class FragmentsResponse</h2> |
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| <li>java.lang.Object</li> |
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| <pre>public class <span class="typeNameLabel">FragmentsResponse</span> |
| extends java.lang.Object |
| implements javax.ws.rs.core.StreamingOutput</pre> |
| <div class="block">Class for serializing fragments metadata in JSON format. The class implements |
| <code>StreamingOutput</code> so the serialization will be done in a stream and not |
| in one bulk, this in order to avoid running out of memory when processing a |
| lot of fragments.</div> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../../org/apache/hawq/pxf/service/FragmentsResponse.html#FragmentsResponse-java.util.List-">FragmentsResponse</a></span>(java.util.List<<a href="../../../../../org/apache/hawq/pxf/api/Fragment.html" title="class in org.apache.hawq.pxf.api">Fragment</a>> fragments)</code> |
| <div class="block">Constructs fragments response out of a list of fragments</div> |
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| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../../org/apache/hawq/pxf/service/FragmentsResponse.html#write-java.io.OutputStream-">write</a></span>(java.io.OutputStream output)</code> |
| <div class="block">Serializes a fragments list in JSON, To be used as the result string for |
| HAWQ.</div> |
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| <h4>FragmentsResponse</h4> |
| <pre>public FragmentsResponse(java.util.List<<a href="../../../../../org/apache/hawq/pxf/api/Fragment.html" title="class in org.apache.hawq.pxf.api">Fragment</a>> fragments)</pre> |
| <div class="block">Constructs fragments response out of a list of fragments</div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>fragments</code> - fragment list</dd> |
| </dl> |
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| <h4>write</h4> |
| <pre>public void write(java.io.OutputStream output) |
| throws java.io.IOException, |
| javax.ws.rs.WebApplicationException</pre> |
| <div class="block">Serializes a fragments list in JSON, To be used as the result string for |
| HAWQ. An example result is as follows: |
| <code>{"PXFFragments":[{"replicas": |
| ["sdw1.corp.emc.com","sdw3.corp.emc.com","sdw8.corp.emc.com"], |
| "sourceName":"text2.csv", "index":"0","metadata":"<base64 metadata for fragment>", |
| "userData":"<data_specific_to_third_party_fragmenter>" |
| },{"replicas":["sdw2.corp.emc.com","sdw4.corp.emc.com","sdw5.corp.emc.com" |
| ],"sourceName":"text_data.csv","index":"0","metadata": |
| "<base64 metadata for fragment>" |
| ,"userData":"<data_specific_to_third_party_fragmenter>" |
| }]}</code></div> |
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| <dd><code>write</code> in interface <code>javax.ws.rs.core.StreamingOutput</code></dd> |
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| <dd><code>java.io.IOException</code></dd> |
| <dd><code>javax.ws.rs.WebApplicationException</code></dd> |
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