[GitHub] [incubator-doris] BiteTheDDDDt commented on a change in pull request #6247: [Feature] Support for querying the trash used capacity

[GitBox <gi...@apache.org>]

BiteTheDDDDt commented on a change in pull request #6247:
URL: https://github.com/apache/incubator-doris/pull/6247#discussion_r683178658



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File path: fe/fe-core/src/main/java/org/apache/doris/analysis/ShowTrashStmt.java
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@@ -0,0 +1,77 @@
+// Licensed to the Apache Software Foundation (ASF) under one
+// or more contributor license agreements.  See the NOTICE file
+// distributed with this work for additional information
+// regarding copyright ownership.  The ASF licenses this file
+// to you under the Apache License, Version 2.0 (the
+// "License"); you may not use this file except in compliance
+// with the License.  You may obtain a copy of the License at
+//
+//   http://www.apache.org/licenses/LICENSE-2.0
+//
+// Unless required by applicable law or agreed to in writing,
+// software distributed under the License is distributed on an
+// "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
+// KIND, either express or implied.  See the License for the
+// specific language governing permissions and limitations
+// under the License.
+
+package org.apache.doris.analysis;
+
+import org.apache.doris.catalog.Catalog;
+import org.apache.doris.catalog.Column;
+import org.apache.doris.catalog.ScalarType;
+import org.apache.doris.common.AnalysisException;
+import org.apache.doris.common.ErrorCode;
+import org.apache.doris.common.ErrorReport;
+import org.apache.doris.common.proc.TrashProcNode;
+import org.apache.doris.qe.ShowResultSetMetaData;
+import org.apache.doris.qe.ConnectContext;
+import org.apache.doris.system.Backend;
+import org.apache.doris.mysql.privilege.PrivPredicate;
+
+import com.google.common.collect.ImmutableMap;
+import com.google.common.collect.Lists;
+
+import java.util.List;
+
+public class ShowTrashStmt extends ShowStmt {
+    private List<Backend> backends = Lists.newArrayList();
+
+    public ShowTrashStmt() {
+        ImmutableMap<Long, Backend> backendsInfo = Catalog.getCurrentSystemInfo().getIdToBackend();
+        for (Backend backend : backendsInfo.values()) {
+            this.backends.add(backend);
+        }
+    }
+
+    public List<Backend> getBackends() {
+        return backends;
+    }
+
+    @Override
+    public void analyze(Analyzer analyzer) throws AnalysisException {
+        if (!Catalog.getCurrentCatalog().getAuth().checkGlobalPriv(ConnectContext.get(), PrivPredicate.ADMIN)
+                && !Catalog.getCurrentCatalog().getAuth().checkGlobalPriv(ConnectContext.get(),
+                        PrivPredicate.OPERATOR)) {
+            ErrorReport.reportAnalysisException(ErrorCode.ERR_SPECIFIC_ACCESS_DENIED_ERROR, "ADMIN/OPERATOR");
+        }
+    }
+
+    @Override
+    public ShowResultSetMetaData getMetaData() {
+        ShowResultSetMetaData.Builder builder = ShowResultSetMetaData.builder();
+        for (String title : TrashProcNode.TITLE_NAMES) {
+            builder.addColumn(new Column(title, ScalarType.createVarchar(30)));
+        }
+        return builder.build();
+    }
+
+    @Override
+    public RedirectStatus getRedirectStatus() {
+        if (ConnectContext.get().getSessionVariable().getForwardToMaster()) {
+            return RedirectStatus.FORWARD_NO_SYNC;
+        } else {
+            return RedirectStatus.NO_FORWARD;

Review comment:
       I fix it at c3f7c7e




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