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| <div class="subTitle">org.apache.storm.blobstore</div> |
| <h2 title="Class ClientBlobStore" class="title">Class ClientBlobStore</h2> |
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| <li>org.apache.storm.blobstore.ClientBlobStore</li> |
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| <dl> |
| <dt>Direct Known Subclasses:</dt> |
| <dd><a href="../../../../org/apache/storm/hdfs/blobstore/HdfsClientBlobStore.html" title="class in org.apache.storm.hdfs.blobstore">HdfsClientBlobStore</a>, <a href="../../../../org/apache/storm/blobstore/LocalModeClientBlobStore.html" title="class in org.apache.storm.blobstore">LocalModeClientBlobStore</a>, <a href="../../../../org/apache/storm/blobstore/NimbusBlobStore.html" title="class in org.apache.storm.blobstore">NimbusBlobStore</a></dd> |
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| <pre>public abstract class <span class="typeNameLabel">ClientBlobStore</span> |
| extends <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a> |
| implements <a href="../../../../org/apache/storm/daemon/Shutdownable.html" title="interface in org.apache.storm.daemon">Shutdownable</a>, <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></pre> |
| <div class="block"><p>The ClientBlobStore has two concrete implementations 1. NimbusBlobStore 2. HdfsClientBlobStore.</p><p><p>Create, update, read and delete are some of the basic operations defined by this interface. Each operation is validated for permissions against an user. We currently have NIMBUS_ADMINS and SUPERVISOR_ADMINS configuration. NIMBUS_ADMINS are given READ, WRITE and ADMIN access whereas the SUPERVISOR_ADMINS are given READ access in order to read and download the blobs form the nimbus.</p><p><p>The ACLs for the blob store are validated against whether the subject is a NIMBUS_ADMIN, SUPERVISOR_ADMIN or USER who has read, write or admin privileges in order to perform respective operations on the blob.</p><p><p>For more detailed implementation</p></div> |
| <dl> |
| <dt><span class="seeLabel">See Also:</span></dt> |
| <dd><a href="../../../../org/apache/storm/blobstore/NimbusBlobStore.html" title="class in org.apache.storm.blobstore"><code>NimbusBlobStore</code></a></dd> |
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| <tr class="altColor"> |
| <td class="colFirst"><code>static interface </code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.WithBlobstore.html" title="interface in org.apache.storm.blobstore">ClientBlobStore.WithBlobstore</a></span></code> </td> |
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| <td class="colOne"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#ClientBlobStore--">ClientBlobStore</a></span>()</code> </td> |
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| <caption><span id="t0" class="activeTableTab"><span>All Methods</span><span class="tabEnd"> </span></span><span id="t1" class="tableTab"><span><a href="javascript:show(1);">Static Methods</a></span><span class="tabEnd"> </span></span><span id="t2" class="tableTab"><span><a href="javascript:show(2);">Instance Methods</a></span><span class="tabEnd"> </span></span><span id="t3" class="tableTab"><span><a href="javascript:show(4);">Abstract Methods</a></span><span class="tabEnd"> </span></span><span id="t4" class="tableTab"><span><a href="javascript:show(8);">Concrete Methods</a></span><span class="tabEnd"> </span></span></caption> |
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| <tr id="i0" class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#close--">close</a></span>()</code> </td> |
| </tr> |
| <tr id="i1" class="rowColor"> |
| <td class="colFirst"><code><a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#createBlob-java.lang.String-org.apache.storm.generated.SettableBlobMeta-">createBlob</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta)</code> |
| <div class="block">Client facing API to create a blob.</div> |
| </td> |
| </tr> |
| <tr id="i2" class="altColor"> |
| <td class="colFirst"><code>protected abstract <a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#createBlobToExtend-java.lang.String-org.apache.storm.generated.SettableBlobMeta-">createBlobToExtend</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta)</code> |
| <div class="block">Client facing API to create a blob.</div> |
| </td> |
| </tr> |
| <tr id="i3" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#createStateInZookeeper-java.lang.String-">createStateInZookeeper</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Creates state inside a zookeeper.</div> |
| </td> |
| </tr> |
| <tr id="i4" class="altColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#deleteBlob-java.lang.String-">deleteBlob</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Client facing API to delete a blob.</div> |
| </td> |
| </tr> |
| <tr id="i5" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/storm/blobstore/InputStreamWithMeta.html" title="class in org.apache.storm.blobstore">InputStreamWithMeta</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#getBlob-java.lang.String-">getBlob</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Client facing API to read a blob.</div> |
| </td> |
| </tr> |
| <tr id="i6" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/storm/generated/ReadableBlobMeta.html" title="class in org.apache.storm.generated">ReadableBlobMeta</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#getBlobMeta-java.lang.String-">getBlobMeta</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Client facing API to read the metadata information.</div> |
| </td> |
| </tr> |
| <tr id="i7" class="rowColor"> |
| <td class="colFirst"><code>abstract int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#getBlobReplication-java.lang.String-">getBlobReplication</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Client facing API to read the replication of a blob.</div> |
| </td> |
| </tr> |
| <tr id="i8" class="altColor"> |
| <td class="colFirst"><code>abstract long</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#getRemoteBlobstoreUpdateTime--">getRemoteBlobstoreUpdateTime</a></span>()</code> |
| <div class="block">Client facing API to get the last update time of existing blobs in a blobstore.</div> |
| </td> |
| </tr> |
| <tr id="i9" class="rowColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#isRemoteBlobExists-java.lang.String-">isRemoteBlobExists</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blobKey)</code> |
| <div class="block">Decide if the blob is deleted from cluster.</div> |
| </td> |
| </tr> |
| <tr id="i10" class="altColor"> |
| <td class="colFirst"><code>abstract <a href="https://docs.oracle.com/javase/8/docs/api/java/util/Iterator.html?is-external=true" title="class or interface in java.util">Iterator</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#listKeys--">listKeys</a></span>()</code> |
| <div class="block">List keys.</div> |
| </td> |
| </tr> |
| <tr id="i11" class="rowColor"> |
| <td class="colFirst"><code>abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#prepare-java.util.Map-">prepare</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> conf)</code> |
| <div class="block">Sets up the client API by parsing the configs.</div> |
| </td> |
| </tr> |
| <tr id="i12" class="altColor"> |
| <td class="colFirst"><code>void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#setBlobMeta-java.lang.String-org.apache.storm.generated.SettableBlobMeta-">setBlobMeta</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta)</code> |
| <div class="block">Client facing API to set the metadata for a blob.</div> |
| </td> |
| </tr> |
| <tr id="i13" class="rowColor"> |
| <td class="colFirst"><code>protected abstract void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#setBlobMetaToExtend-java.lang.String-org.apache.storm.generated.SettableBlobMeta-">setBlobMetaToExtend</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta)</code> |
| <div class="block">Client facing API to set the metadata for a blob.</div> |
| </td> |
| </tr> |
| <tr id="i14" class="altColor"> |
| <td class="colFirst"><code>abstract boolean</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#setClient-java.util.Map-org.apache.storm.utils.NimbusClient-">setClient</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> conf, |
| <a href="../../../../org/apache/storm/utils/NimbusClient.html" title="class in org.apache.storm.utils">NimbusClient</a> client)</code> |
| <div class="block">Client facing API to set a nimbus client.</div> |
| </td> |
| </tr> |
| <tr id="i15" class="rowColor"> |
| <td class="colFirst"><code>abstract <a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a></code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#updateBlob-java.lang.String-">updateBlob</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</code> |
| <div class="block">Client facing API to update a blob.</div> |
| </td> |
| </tr> |
| <tr id="i16" class="altColor"> |
| <td class="colFirst"><code>abstract int</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#updateBlobReplication-java.lang.String-int-">updateBlobReplication</a></span>(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| int replication)</code> |
| <div class="block">Client facing API to update the replication of a blob.</div> |
| </td> |
| </tr> |
| <tr id="i17" class="rowColor"> |
| <td class="colFirst"><code>static void</code></td> |
| <td class="colLast"><code><span class="memberNameLink"><a href="../../../../org/apache/storm/blobstore/ClientBlobStore.html#withConfiguredClient-org.apache.storm.blobstore.ClientBlobStore.WithBlobstore-">withConfiguredClient</a></span>(<a href="../../../../org/apache/storm/blobstore/ClientBlobStore.WithBlobstore.html" title="interface in org.apache.storm.blobstore">ClientBlobStore.WithBlobstore</a> withBlobstore)</code> </td> |
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| <h3>Methods inherited from interface org.apache.storm.daemon.<a href="../../../../org/apache/storm/daemon/Shutdownable.html" title="interface in org.apache.storm.daemon">Shutdownable</a></h3> |
| <code><a href="../../../../org/apache/storm/daemon/Shutdownable.html#shutdown--">shutdown</a></code></li> |
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| <h3>Constructor Detail</h3> |
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| <pre>public ClientBlobStore()</pre> |
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| <h3>Method Detail</h3> |
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| <pre>public static void withConfiguredClient(<a href="../../../../org/apache/storm/blobstore/ClientBlobStore.WithBlobstore.html" title="interface in org.apache.storm.blobstore">ClientBlobStore.WithBlobstore</a> withBlobstore) |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Exception.html?is-external=true" title="class or interface in java.lang">Exception</a></pre> |
| <dl> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
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| <div class="block"><p>Sets up the client API by parsing the configs.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conf</code> - The storm conf containing the config details</dd> |
| </dl> |
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| <pre>protected abstract <a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a> createBlobToExtend(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyAlreadyExistsException.html" title="class in org.apache.storm.generated">KeyAlreadyExistsException</a></pre> |
| <div class="block"><p>Client facing API to create a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dd><code>meta</code> - contains ACL information</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>AtomicOutputStream returns an output stream into which data can be written</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyAlreadyExistsException.html" title="class in org.apache.storm.generated">KeyAlreadyExistsException</a></code></dd> |
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| <pre>public abstract <a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a> updateBlob(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to update a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>AtomicOutputStream returns an output stream into which data can be written</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to read the metadata information.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>AtomicOutputStream returns an output stream into which data can be written</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>isRemoteBlobExists</h4> |
| <pre>public abstract boolean isRemoteBlobExists(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> blobKey) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></pre> |
| <div class="block"><p>Decide if the blob is deleted from cluster.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>blobKey</code> - blob key</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
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| <h4>setBlobMetaToExtend</h4> |
| <pre>protected abstract void setBlobMetaToExtend(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to set the metadata for a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dd><code>meta</code> - contains ACL information</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>deleteBlob</h4> |
| <pre>public abstract void deleteBlob(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to delete a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>getBlob</h4> |
| <pre>public abstract <a href="../../../../org/apache/storm/blobstore/InputStreamWithMeta.html" title="class in org.apache.storm.blobstore">InputStreamWithMeta</a> getBlob(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to read a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>an InputStream to read the metadata for a blob</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>listKeys</h4> |
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| <div class="block"><p>List keys.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>Iterator for a list of keys currently present in the blob store.</dd> |
| </dl> |
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| <h4>getBlobReplication</h4> |
| <pre>public abstract int getBlobReplication(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to read the replication of a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>int indicates the replication factor of a blob</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>updateBlobReplication</h4> |
| <pre>public abstract int updateBlobReplication(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| int replication) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to update the replication of a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dd><code>replication</code> - int indicates the replication factor a blob has to be set</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>int indicates the replication factor of a blob</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| <h4>setClient</h4> |
| <pre>public abstract boolean setClient(<a href="https://docs.oracle.com/javase/8/docs/api/java/util/Map.html?is-external=true" title="class or interface in java.util">Map</a><<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a>,<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/Object.html?is-external=true" title="class or interface in java.lang">Object</a>> conf, |
| <a href="../../../../org/apache/storm/utils/NimbusClient.html" title="class in org.apache.storm.utils">NimbusClient</a> client)</pre> |
| <div class="block"><p>Client facing API to set a nimbus client.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>conf</code> - storm conf</dd> |
| <dd><code>client</code> - NimbusClient</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>indicates where the client connection has been setup.</dd> |
| </dl> |
| </li> |
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| <pre>public abstract void createStateInZookeeper(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key)</pre> |
| <div class="block"><p>Creates state inside a zookeeper. Required for blobstore to write to zookeeper when Nimbus HA is turned on in order to maintain state consistency.</p></div> |
| </li> |
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| </a> |
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| <li class="blockList"> |
| <h4>close</h4> |
| <pre>public abstract void close()</pre> |
| <dl> |
| <dt><span class="overrideSpecifyLabel">Specified by:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true#close--" title="class or interface in java.lang">close</a></code> in interface <code><a href="https://docs.oracle.com/javase/8/docs/api/java/lang/AutoCloseable.html?is-external=true" title="class or interface in java.lang">AutoCloseable</a></code></dd> |
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| <h4>createBlob</h4> |
| <pre>public final <a href="../../../../org/apache/storm/blobstore/AtomicOutputStream.html" title="class in org.apache.storm.blobstore">AtomicOutputStream</a> createBlob(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyAlreadyExistsException.html" title="class in org.apache.storm.generated">KeyAlreadyExistsException</a></pre> |
| <div class="block"><p>Client facing API to create a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dd><code>meta</code> - contains ACL information</dd> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>AtomicOutputStream returns an output stream into which data can be written</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyAlreadyExistsException.html" title="class in org.apache.storm.generated">KeyAlreadyExistsException</a></code></dd> |
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| <li class="blockList"> |
| <h4>setBlobMeta</h4> |
| <pre>public final void setBlobMeta(<a href="https://docs.oracle.com/javase/8/docs/api/java/lang/String.html?is-external=true" title="class or interface in java.lang">String</a> key, |
| <a href="../../../../org/apache/storm/generated/SettableBlobMeta.html" title="class in org.apache.storm.generated">SettableBlobMeta</a> meta) |
| throws <a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a>, |
| <a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></pre> |
| <div class="block"><p>Client facing API to set the metadata for a blob.</p></div> |
| <dl> |
| <dt><span class="paramLabel">Parameters:</span></dt> |
| <dd><code>key</code> - blob key name</dd> |
| <dd><code>meta</code> - contains ACL information</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="../../../../org/apache/storm/generated/AuthorizationException.html" title="class in org.apache.storm.generated">AuthorizationException</a></code></dd> |
| <dd><code><a href="../../../../org/apache/storm/generated/KeyNotFoundException.html" title="class in org.apache.storm.generated">KeyNotFoundException</a></code></dd> |
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| </ul> |
| <a name="getRemoteBlobstoreUpdateTime--"> |
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| </a> |
| <ul class="blockListLast"> |
| <li class="blockList"> |
| <h4>getRemoteBlobstoreUpdateTime</h4> |
| <pre>public abstract long getRemoteBlobstoreUpdateTime() |
| throws <a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></pre> |
| <div class="block"><p>Client facing API to get the last update time of existing blobs in a blobstore. This is only required for use on supervisors.</p></div> |
| <dl> |
| <dt><span class="returnLabel">Returns:</span></dt> |
| <dd>the timestamp of when the blobstore was last updated. -1L if the blobstore does not support this.</dd> |
| <dt><span class="throwsLabel">Throws:</span></dt> |
| <dd><code><a href="https://docs.oracle.com/javase/8/docs/api/java/io/IOException.html?is-external=true" title="class or interface in java.io">IOException</a></code></dd> |
| </dl> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </li> |
| </ul> |
| </div> |
| </div> |
| <!-- ========= END OF CLASS DATA ========= --> |
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