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<pre><span class="source-line-no">001</span><span id="line-1">/*</span>
<span class="source-line-no">002</span><span id="line-2"> * Licensed to the Apache Software Foundation (ASF) under one</span>
<span class="source-line-no">003</span><span id="line-3"> * or more contributor license agreements. See the NOTICE file</span>
<span class="source-line-no">004</span><span id="line-4"> * distributed with this work for additional information</span>
<span class="source-line-no">005</span><span id="line-5"> * regarding copyright ownership. The ASF licenses this file</span>
<span class="source-line-no">006</span><span id="line-6"> * to you under the Apache License, Version 2.0 (the</span>
<span class="source-line-no">007</span><span id="line-7"> * "License"); you may not use this file except in compliance</span>
<span class="source-line-no">008</span><span id="line-8"> * with the License. You may obtain a copy of the License at</span>
<span class="source-line-no">009</span><span id="line-9"> *</span>
<span class="source-line-no">010</span><span id="line-10"> * http://www.apache.org/licenses/LICENSE-2.0</span>
<span class="source-line-no">011</span><span id="line-11"> *</span>
<span class="source-line-no">012</span><span id="line-12"> * Unless required by applicable law or agreed to in writing, software</span>
<span class="source-line-no">013</span><span id="line-13"> * distributed under the License is distributed on an "AS IS" BASIS,</span>
<span class="source-line-no">014</span><span id="line-14"> * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.</span>
<span class="source-line-no">015</span><span id="line-15"> * See the License for the specific language governing permissions and</span>
<span class="source-line-no">016</span><span id="line-16"> * limitations under the License.</span>
<span class="source-line-no">017</span><span id="line-17"> */</span>
<span class="source-line-no">018</span><span id="line-18">package org.apache.hadoop.hbase.rest;</span>
<span class="source-line-no">019</span><span id="line-19"></span>
<span class="source-line-no">020</span><span id="line-20">import java.io.IOException;</span>
<span class="source-line-no">021</span><span id="line-21">import java.util.Map;</span>
<span class="source-line-no">022</span><span id="line-22">import javax.xml.namespace.QName;</span>
<span class="source-line-no">023</span><span id="line-23">import org.apache.hadoop.hbase.TableExistsException;</span>
<span class="source-line-no">024</span><span id="line-24">import org.apache.hadoop.hbase.TableName;</span>
<span class="source-line-no">025</span><span id="line-25">import org.apache.hadoop.hbase.TableNotEnabledException;</span>
<span class="source-line-no">026</span><span id="line-26">import org.apache.hadoop.hbase.TableNotFoundException;</span>
<span class="source-line-no">027</span><span id="line-27">import org.apache.hadoop.hbase.client.Admin;</span>
<span class="source-line-no">028</span><span id="line-28">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptor;</span>
<span class="source-line-no">029</span><span id="line-29">import org.apache.hadoop.hbase.client.ColumnFamilyDescriptorBuilder;</span>
<span class="source-line-no">030</span><span id="line-30">import org.apache.hadoop.hbase.client.Table;</span>
<span class="source-line-no">031</span><span id="line-31">import org.apache.hadoop.hbase.client.TableDescriptor;</span>
<span class="source-line-no">032</span><span id="line-32">import org.apache.hadoop.hbase.client.TableDescriptorBuilder;</span>
<span class="source-line-no">033</span><span id="line-33">import org.apache.hadoop.hbase.rest.model.ColumnSchemaModel;</span>
<span class="source-line-no">034</span><span id="line-34">import org.apache.hadoop.hbase.rest.model.TableSchemaModel;</span>
<span class="source-line-no">035</span><span id="line-35">import org.apache.hadoop.hbase.util.Bytes;</span>
<span class="source-line-no">036</span><span id="line-36">import org.apache.yetus.audience.InterfaceAudience;</span>
<span class="source-line-no">037</span><span id="line-37">import org.slf4j.Logger;</span>
<span class="source-line-no">038</span><span id="line-38">import org.slf4j.LoggerFactory;</span>
<span class="source-line-no">039</span><span id="line-39"></span>
<span class="source-line-no">040</span><span id="line-40">import org.apache.hbase.thirdparty.javax.ws.rs.Consumes;</span>
<span class="source-line-no">041</span><span id="line-41">import org.apache.hbase.thirdparty.javax.ws.rs.DELETE;</span>
<span class="source-line-no">042</span><span id="line-42">import org.apache.hbase.thirdparty.javax.ws.rs.GET;</span>
<span class="source-line-no">043</span><span id="line-43">import org.apache.hbase.thirdparty.javax.ws.rs.POST;</span>
<span class="source-line-no">044</span><span id="line-44">import org.apache.hbase.thirdparty.javax.ws.rs.PUT;</span>
<span class="source-line-no">045</span><span id="line-45">import org.apache.hbase.thirdparty.javax.ws.rs.Produces;</span>
<span class="source-line-no">046</span><span id="line-46">import org.apache.hbase.thirdparty.javax.ws.rs.WebApplicationException;</span>
<span class="source-line-no">047</span><span id="line-47">import org.apache.hbase.thirdparty.javax.ws.rs.core.CacheControl;</span>
<span class="source-line-no">048</span><span id="line-48">import org.apache.hbase.thirdparty.javax.ws.rs.core.Context;</span>
<span class="source-line-no">049</span><span id="line-49">import org.apache.hbase.thirdparty.javax.ws.rs.core.Response;</span>
<span class="source-line-no">050</span><span id="line-50">import org.apache.hbase.thirdparty.javax.ws.rs.core.Response.ResponseBuilder;</span>
<span class="source-line-no">051</span><span id="line-51">import org.apache.hbase.thirdparty.javax.ws.rs.core.UriInfo;</span>
<span class="source-line-no">052</span><span id="line-52"></span>
<span class="source-line-no">053</span><span id="line-53">@InterfaceAudience.Private</span>
<span class="source-line-no">054</span><span id="line-54">public class SchemaResource extends ResourceBase {</span>
<span class="source-line-no">055</span><span id="line-55"> private static final Logger LOG = LoggerFactory.getLogger(SchemaResource.class);</span>
<span class="source-line-no">056</span><span id="line-56"></span>
<span class="source-line-no">057</span><span id="line-57"> static CacheControl cacheControl;</span>
<span class="source-line-no">058</span><span id="line-58"> static {</span>
<span class="source-line-no">059</span><span id="line-59"> cacheControl = new CacheControl();</span>
<span class="source-line-no">060</span><span id="line-60"> cacheControl.setNoCache(true);</span>
<span class="source-line-no">061</span><span id="line-61"> cacheControl.setNoTransform(false);</span>
<span class="source-line-no">062</span><span id="line-62"> }</span>
<span class="source-line-no">063</span><span id="line-63"></span>
<span class="source-line-no">064</span><span id="line-64"> TableResource tableResource;</span>
<span class="source-line-no">065</span><span id="line-65"></span>
<span class="source-line-no">066</span><span id="line-66"> /**</span>
<span class="source-line-no">067</span><span id="line-67"> * Constructor</span>
<span class="source-line-no">068</span><span id="line-68"> */</span>
<span class="source-line-no">069</span><span id="line-69"> public SchemaResource(TableResource tableResource) throws IOException {</span>
<span class="source-line-no">070</span><span id="line-70"> super();</span>
<span class="source-line-no">071</span><span id="line-71"> this.tableResource = tableResource;</span>
<span class="source-line-no">072</span><span id="line-72"> }</span>
<span class="source-line-no">073</span><span id="line-73"></span>
<span class="source-line-no">074</span><span id="line-74"> private TableDescriptor getTableSchema() throws IOException, TableNotFoundException {</span>
<span class="source-line-no">075</span><span id="line-75"> try (Table table = servlet.getTable(tableResource.getName())) {</span>
<span class="source-line-no">076</span><span id="line-76"> return table.getDescriptor();</span>
<span class="source-line-no">077</span><span id="line-77"> }</span>
<span class="source-line-no">078</span><span id="line-78"> }</span>
<span class="source-line-no">079</span><span id="line-79"></span>
<span class="source-line-no">080</span><span id="line-80"> @GET</span>
<span class="source-line-no">081</span><span id="line-81"> @Produces({ MIMETYPE_TEXT, MIMETYPE_XML, MIMETYPE_JSON, MIMETYPE_PROTOBUF,</span>
<span class="source-line-no">082</span><span id="line-82"> MIMETYPE_PROTOBUF_IETF })</span>
<span class="source-line-no">083</span><span id="line-83"> public Response get(final @Context UriInfo uriInfo) {</span>
<span class="source-line-no">084</span><span id="line-84"> if (LOG.isTraceEnabled()) {</span>
<span class="source-line-no">085</span><span id="line-85"> LOG.trace("GET " + uriInfo.getAbsolutePath());</span>
<span class="source-line-no">086</span><span id="line-86"> }</span>
<span class="source-line-no">087</span><span id="line-87"> servlet.getMetrics().incrementRequests(1);</span>
<span class="source-line-no">088</span><span id="line-88"> try {</span>
<span class="source-line-no">089</span><span id="line-89"> ResponseBuilder response = Response.ok(new TableSchemaModel(getTableSchema()));</span>
<span class="source-line-no">090</span><span id="line-90"> response.cacheControl(cacheControl);</span>
<span class="source-line-no">091</span><span id="line-91"> servlet.getMetrics().incrementSucessfulGetRequests(1);</span>
<span class="source-line-no">092</span><span id="line-92"> return response.build();</span>
<span class="source-line-no">093</span><span id="line-93"> } catch (Exception e) {</span>
<span class="source-line-no">094</span><span id="line-94"> servlet.getMetrics().incrementFailedGetRequests(1);</span>
<span class="source-line-no">095</span><span id="line-95"> return processException(e);</span>
<span class="source-line-no">096</span><span id="line-96"> }</span>
<span class="source-line-no">097</span><span id="line-97"> }</span>
<span class="source-line-no">098</span><span id="line-98"></span>
<span class="source-line-no">099</span><span id="line-99"> private Response replace(final TableName name, final TableSchemaModel model,</span>
<span class="source-line-no">100</span><span id="line-100"> final UriInfo uriInfo, final Admin admin) {</span>
<span class="source-line-no">101</span><span id="line-101"> if (servlet.isReadOnly()) {</span>
<span class="source-line-no">102</span><span id="line-102"> return Response.status(Response.Status.FORBIDDEN).type(MIMETYPE_TEXT)</span>
<span class="source-line-no">103</span><span id="line-103"> .entity("Forbidden" + CRLF).build();</span>
<span class="source-line-no">104</span><span id="line-104"> }</span>
<span class="source-line-no">105</span><span id="line-105"> try {</span>
<span class="source-line-no">106</span><span id="line-106"> TableDescriptorBuilder tableDescriptorBuilder = TableDescriptorBuilder.newBuilder(name);</span>
<span class="source-line-no">107</span><span id="line-107"> for (Map.Entry&lt;QName, Object&gt; e : model.getAny().entrySet()) {</span>
<span class="source-line-no">108</span><span id="line-108"> tableDescriptorBuilder.setValue(e.getKey().getLocalPart(), e.getValue().toString());</span>
<span class="source-line-no">109</span><span id="line-109"> }</span>
<span class="source-line-no">110</span><span id="line-110"> for (ColumnSchemaModel family : model.getColumns()) {</span>
<span class="source-line-no">111</span><span id="line-111"> ColumnFamilyDescriptorBuilder columnFamilyDescriptorBuilder =</span>
<span class="source-line-no">112</span><span id="line-112"> ColumnFamilyDescriptorBuilder.newBuilder(Bytes.toBytes(family.getName()));</span>
<span class="source-line-no">113</span><span id="line-113"> for (Map.Entry&lt;QName, Object&gt; e : family.getAny().entrySet()) {</span>
<span class="source-line-no">114</span><span id="line-114"> columnFamilyDescriptorBuilder.setValue(e.getKey().getLocalPart(),</span>
<span class="source-line-no">115</span><span id="line-115"> e.getValue().toString());</span>
<span class="source-line-no">116</span><span id="line-116"> }</span>
<span class="source-line-no">117</span><span id="line-117"> tableDescriptorBuilder.setColumnFamily(columnFamilyDescriptorBuilder.build());</span>
<span class="source-line-no">118</span><span id="line-118"> }</span>
<span class="source-line-no">119</span><span id="line-119"> TableDescriptor tableDescriptor = tableDescriptorBuilder.build();</span>
<span class="source-line-no">120</span><span id="line-120"> if (admin.tableExists(name)) {</span>
<span class="source-line-no">121</span><span id="line-121"> admin.disableTable(name);</span>
<span class="source-line-no">122</span><span id="line-122"> admin.modifyTable(tableDescriptor);</span>
<span class="source-line-no">123</span><span id="line-123"> admin.enableTable(name);</span>
<span class="source-line-no">124</span><span id="line-124"> servlet.getMetrics().incrementSucessfulPutRequests(1);</span>
<span class="source-line-no">125</span><span id="line-125"> } else {</span>
<span class="source-line-no">126</span><span id="line-126"> try {</span>
<span class="source-line-no">127</span><span id="line-127"> admin.createTable(tableDescriptor);</span>
<span class="source-line-no">128</span><span id="line-128"> servlet.getMetrics().incrementSucessfulPutRequests(1);</span>
<span class="source-line-no">129</span><span id="line-129"> } catch (TableExistsException e) {</span>
<span class="source-line-no">130</span><span id="line-130"> // race, someone else created a table with the same name</span>
<span class="source-line-no">131</span><span id="line-131"> return Response.status(Response.Status.NOT_MODIFIED).type(MIMETYPE_TEXT)</span>
<span class="source-line-no">132</span><span id="line-132"> .entity("Not modified" + CRLF).build();</span>
<span class="source-line-no">133</span><span id="line-133"> }</span>
<span class="source-line-no">134</span><span id="line-134"> }</span>
<span class="source-line-no">135</span><span id="line-135"> return Response.created(uriInfo.getAbsolutePath()).build();</span>
<span class="source-line-no">136</span><span id="line-136"> } catch (Exception e) {</span>
<span class="source-line-no">137</span><span id="line-137"> LOG.info("Caught exception", e);</span>
<span class="source-line-no">138</span><span id="line-138"> servlet.getMetrics().incrementFailedPutRequests(1);</span>
<span class="source-line-no">139</span><span id="line-139"> return processException(e);</span>
<span class="source-line-no">140</span><span id="line-140"> }</span>
<span class="source-line-no">141</span><span id="line-141"> }</span>
<span class="source-line-no">142</span><span id="line-142"></span>
<span class="source-line-no">143</span><span id="line-143"> private Response update(final TableName name, final TableSchemaModel model, final UriInfo uriInfo,</span>
<span class="source-line-no">144</span><span id="line-144"> final Admin admin) {</span>
<span class="source-line-no">145</span><span id="line-145"> if (servlet.isReadOnly()) {</span>
<span class="source-line-no">146</span><span id="line-146"> return Response.status(Response.Status.FORBIDDEN).type(MIMETYPE_TEXT)</span>
<span class="source-line-no">147</span><span id="line-147"> .entity("Forbidden" + CRLF).build();</span>
<span class="source-line-no">148</span><span id="line-148"> }</span>
<span class="source-line-no">149</span><span id="line-149"> try {</span>
<span class="source-line-no">150</span><span id="line-150"> TableDescriptorBuilder tableDescriptorBuilder =</span>
<span class="source-line-no">151</span><span id="line-151"> TableDescriptorBuilder.newBuilder(admin.getDescriptor(name));</span>
<span class="source-line-no">152</span><span id="line-152"> admin.disableTable(name);</span>
<span class="source-line-no">153</span><span id="line-153"> try {</span>
<span class="source-line-no">154</span><span id="line-154"> for (ColumnSchemaModel family : model.getColumns()) {</span>
<span class="source-line-no">155</span><span id="line-155"> ColumnFamilyDescriptorBuilder columnFamilyDescriptorBuilder =</span>
<span class="source-line-no">156</span><span id="line-156"> ColumnFamilyDescriptorBuilder.newBuilder(Bytes.toBytes(family.getName()));</span>
<span class="source-line-no">157</span><span id="line-157"> for (Map.Entry&lt;QName, Object&gt; e : family.getAny().entrySet()) {</span>
<span class="source-line-no">158</span><span id="line-158"> columnFamilyDescriptorBuilder.setValue(e.getKey().getLocalPart(),</span>
<span class="source-line-no">159</span><span id="line-159"> e.getValue().toString());</span>
<span class="source-line-no">160</span><span id="line-160"> }</span>
<span class="source-line-no">161</span><span id="line-161"> TableDescriptor tableDescriptor = tableDescriptorBuilder.build();</span>
<span class="source-line-no">162</span><span id="line-162"> ColumnFamilyDescriptor columnFamilyDescriptor = columnFamilyDescriptorBuilder.build();</span>
<span class="source-line-no">163</span><span id="line-163"> if (tableDescriptor.hasColumnFamily(columnFamilyDescriptor.getName())) {</span>
<span class="source-line-no">164</span><span id="line-164"> admin.modifyColumnFamily(name, columnFamilyDescriptor);</span>
<span class="source-line-no">165</span><span id="line-165"> } else {</span>
<span class="source-line-no">166</span><span id="line-166"> admin.addColumnFamily(name, columnFamilyDescriptor);</span>
<span class="source-line-no">167</span><span id="line-167"> }</span>
<span class="source-line-no">168</span><span id="line-168"> }</span>
<span class="source-line-no">169</span><span id="line-169"> } catch (IOException e) {</span>
<span class="source-line-no">170</span><span id="line-170"> return Response.status(Response.Status.SERVICE_UNAVAILABLE).type(MIMETYPE_TEXT)</span>
<span class="source-line-no">171</span><span id="line-171"> .entity("Unavailable" + CRLF).build();</span>
<span class="source-line-no">172</span><span id="line-172"> } finally {</span>
<span class="source-line-no">173</span><span id="line-173"> admin.enableTable(TableName.valueOf(tableResource.getName()));</span>
<span class="source-line-no">174</span><span id="line-174"> }</span>
<span class="source-line-no">175</span><span id="line-175"> servlet.getMetrics().incrementSucessfulPutRequests(1);</span>
<span class="source-line-no">176</span><span id="line-176"> return Response.ok().build();</span>
<span class="source-line-no">177</span><span id="line-177"> } catch (Exception e) {</span>
<span class="source-line-no">178</span><span id="line-178"> servlet.getMetrics().incrementFailedPutRequests(1);</span>
<span class="source-line-no">179</span><span id="line-179"> return processException(e);</span>
<span class="source-line-no">180</span><span id="line-180"> }</span>
<span class="source-line-no">181</span><span id="line-181"> }</span>
<span class="source-line-no">182</span><span id="line-182"></span>
<span class="source-line-no">183</span><span id="line-183"> private Response update(final TableSchemaModel model, final boolean replace,</span>
<span class="source-line-no">184</span><span id="line-184"> final UriInfo uriInfo) {</span>
<span class="source-line-no">185</span><span id="line-185"> try {</span>
<span class="source-line-no">186</span><span id="line-186"> TableName name = TableName.valueOf(tableResource.getName());</span>
<span class="source-line-no">187</span><span id="line-187"> Admin admin = servlet.getAdmin();</span>
<span class="source-line-no">188</span><span id="line-188"> if (replace || !admin.tableExists(name)) {</span>
<span class="source-line-no">189</span><span id="line-189"> return replace(name, model, uriInfo, admin);</span>
<span class="source-line-no">190</span><span id="line-190"> } else {</span>
<span class="source-line-no">191</span><span id="line-191"> return update(name, model, uriInfo, admin);</span>
<span class="source-line-no">192</span><span id="line-192"> }</span>
<span class="source-line-no">193</span><span id="line-193"> } catch (Exception e) {</span>
<span class="source-line-no">194</span><span id="line-194"> servlet.getMetrics().incrementFailedPutRequests(1);</span>
<span class="source-line-no">195</span><span id="line-195"> // Avoid re-unwrapping the exception</span>
<span class="source-line-no">196</span><span id="line-196"> if (e instanceof WebApplicationException) {</span>
<span class="source-line-no">197</span><span id="line-197"> throw (WebApplicationException) e;</span>
<span class="source-line-no">198</span><span id="line-198"> }</span>
<span class="source-line-no">199</span><span id="line-199"> return processException(e);</span>
<span class="source-line-no">200</span><span id="line-200"> }</span>
<span class="source-line-no">201</span><span id="line-201"> }</span>
<span class="source-line-no">202</span><span id="line-202"></span>
<span class="source-line-no">203</span><span id="line-203"> @PUT</span>
<span class="source-line-no">204</span><span id="line-204"> @Consumes({ MIMETYPE_XML, MIMETYPE_JSON, MIMETYPE_PROTOBUF, MIMETYPE_PROTOBUF_IETF })</span>
<span class="source-line-no">205</span><span id="line-205"> public Response put(final TableSchemaModel model, final @Context UriInfo uriInfo) {</span>
<span class="source-line-no">206</span><span id="line-206"> if (LOG.isTraceEnabled()) {</span>
<span class="source-line-no">207</span><span id="line-207"> LOG.trace("PUT " + uriInfo.getAbsolutePath());</span>
<span class="source-line-no">208</span><span id="line-208"> }</span>
<span class="source-line-no">209</span><span id="line-209"> servlet.getMetrics().incrementRequests(1);</span>
<span class="source-line-no">210</span><span id="line-210"> return update(model, true, uriInfo);</span>
<span class="source-line-no">211</span><span id="line-211"> }</span>
<span class="source-line-no">212</span><span id="line-212"></span>
<span class="source-line-no">213</span><span id="line-213"> @POST</span>
<span class="source-line-no">214</span><span id="line-214"> @Consumes({ MIMETYPE_XML, MIMETYPE_JSON, MIMETYPE_PROTOBUF, MIMETYPE_PROTOBUF_IETF })</span>
<span class="source-line-no">215</span><span id="line-215"> public Response post(final TableSchemaModel model, final @Context UriInfo uriInfo) {</span>
<span class="source-line-no">216</span><span id="line-216"> if (LOG.isTraceEnabled()) {</span>
<span class="source-line-no">217</span><span id="line-217"> LOG.trace("PUT " + uriInfo.getAbsolutePath());</span>
<span class="source-line-no">218</span><span id="line-218"> }</span>
<span class="source-line-no">219</span><span id="line-219"> servlet.getMetrics().incrementRequests(1);</span>
<span class="source-line-no">220</span><span id="line-220"> return update(model, false, uriInfo);</span>
<span class="source-line-no">221</span><span id="line-221"> }</span>
<span class="source-line-no">222</span><span id="line-222"></span>
<span class="source-line-no">223</span><span id="line-223"> @edu.umd.cs.findbugs.annotations.SuppressWarnings(value = "DE_MIGHT_IGNORE",</span>
<span class="source-line-no">224</span><span id="line-224"> justification = "Expected")</span>
<span class="source-line-no">225</span><span id="line-225"> @DELETE</span>
<span class="source-line-no">226</span><span id="line-226"> public Response delete(final @Context UriInfo uriInfo) {</span>
<span class="source-line-no">227</span><span id="line-227"> if (LOG.isTraceEnabled()) {</span>
<span class="source-line-no">228</span><span id="line-228"> LOG.trace("DELETE " + uriInfo.getAbsolutePath());</span>
<span class="source-line-no">229</span><span id="line-229"> }</span>
<span class="source-line-no">230</span><span id="line-230"> servlet.getMetrics().incrementRequests(1);</span>
<span class="source-line-no">231</span><span id="line-231"> if (servlet.isReadOnly()) {</span>
<span class="source-line-no">232</span><span id="line-232"> return Response.status(Response.Status.FORBIDDEN).type(MIMETYPE_TEXT)</span>
<span class="source-line-no">233</span><span id="line-233"> .entity("Forbidden" + CRLF).build();</span>
<span class="source-line-no">234</span><span id="line-234"> }</span>
<span class="source-line-no">235</span><span id="line-235"> try {</span>
<span class="source-line-no">236</span><span id="line-236"> Admin admin = servlet.getAdmin();</span>
<span class="source-line-no">237</span><span id="line-237"> try {</span>
<span class="source-line-no">238</span><span id="line-238"> admin.disableTable(TableName.valueOf(tableResource.getName()));</span>
<span class="source-line-no">239</span><span id="line-239"> } catch (TableNotEnabledException e) {</span>
<span class="source-line-no">240</span><span id="line-240"> /* this is what we want anyway */ }</span>
<span class="source-line-no">241</span><span id="line-241"> admin.deleteTable(TableName.valueOf(tableResource.getName()));</span>
<span class="source-line-no">242</span><span id="line-242"> servlet.getMetrics().incrementSucessfulDeleteRequests(1);</span>
<span class="source-line-no">243</span><span id="line-243"> return Response.ok().build();</span>
<span class="source-line-no">244</span><span id="line-244"> } catch (Exception e) {</span>
<span class="source-line-no">245</span><span id="line-245"> servlet.getMetrics().incrementFailedDeleteRequests(1);</span>
<span class="source-line-no">246</span><span id="line-246"> return processException(e);</span>
<span class="source-line-no">247</span><span id="line-247"> }</span>
<span class="source-line-no">248</span><span id="line-248"> }</span>
<span class="source-line-no">249</span><span id="line-249">}</span>
</pre>
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