Github user pdxrunner commented on a diff in the pull request:
https://github.com/apache/geode/pull/687#discussion_r131785934
--- Diff:
geode-core/src/main/java/org/apache/geode/management/internal/cli/commands/ListDiskStoreCommand.java
---
@@ -0,0 +1,120 @@
+/*
+ * 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.geode.management.internal.cli.commands;
+
+import java.util.ArrayList;
+import java.util.Collections;
+import java.util.List;
+import java.util.Set;
+
+import org.springframework.shell.core.annotation.CliCommand;
+
+import org.apache.geode.SystemFailure;
+import org.apache.geode.cache.execute.Execution;
+import org.apache.geode.cache.execute.FunctionInvocationTargetException;
+import org.apache.geode.cache.execute.ResultCollector;
+import org.apache.geode.distributed.DistributedMember;
+import org.apache.geode.internal.cache.InternalCache;
+import org.apache.geode.internal.cache.execute.AbstractExecution;
+import org.apache.geode.management.cli.CliMetaData;
+import org.apache.geode.management.cli.Result;
+import org.apache.geode.management.internal.cli.CliUtil;
+import org.apache.geode.management.internal.cli.domain.DiskStoreDetails;
+import
org.apache.geode.management.internal.cli.functions.ListDiskStoresFunction;
+import org.apache.geode.management.internal.cli.i18n.CliStrings;
+import org.apache.geode.management.internal.cli.result.ResultBuilder;
+import org.apache.geode.management.internal.cli.result.ResultDataException;
+import org.apache.geode.management.internal.cli.result.TabularResultData;
+import org.apache.geode.management.internal.security.ResourceOperation;
+import org.apache.geode.security.ResourcePermission;
+
+public class ListDiskStoreCommand implements GfshCommand {
+ @CliCommand(value = CliStrings.LIST_DISK_STORE, help =
CliStrings.LIST_DISK_STORE__HELP)
+ @CliMetaData(relatedTopic = {CliStrings.TOPIC_GEODE_DISKSTORE})
+ @ResourceOperation(resource = ResourcePermission.Resource.CLUSTER,
+ operation = ResourcePermission.Operation.READ)
+ public Result listDiskStore() {
+ try {
+ Set<DistributedMember> dataMembers = getNormalMembers(getCache());
+
+ if (dataMembers.isEmpty()) {
+ return
ResultBuilder.createInfoResult(CliStrings.NO_CACHING_MEMBERS_FOUND_MESSAGE);
+ }
+
+ return toTabularResult(getDiskStoreListing(dataMembers));
+ } catch (FunctionInvocationTargetException ignore) {
+ return ResultBuilder.createGemFireErrorResult(CliStrings
+ .format(CliStrings.COULD_NOT_EXECUTE_COMMAND_TRY_AGAIN,
CliStrings.LIST_DISK_STORE));
+ } catch (VirtualMachineError e) {
+ SystemFailure.initiateFailure(e);
+ throw e;
+ } catch (Throwable t) {
+ SystemFailure.checkFailure();
+ return ResultBuilder.createGemFireErrorResult(
+ String.format(CliStrings.LIST_DISK_STORE__ERROR_MESSAGE,
toString(t, isDebugging())));
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ public List<DiskStoreDetails> getDiskStoreListing(Set<DistributedMember>
members) {
+ final Execution membersFunctionExecutor =
getMembersFunctionExecutor(members);
+ if (membersFunctionExecutor instanceof AbstractExecution) {
+ ((AbstractExecution)
membersFunctionExecutor).setIgnoreDepartedMembers(true);
+ }
+
+ final ResultCollector<?, ?> resultCollector =
+ membersFunctionExecutor.execute(new ListDiskStoresFunction());
+
+ final List<?> results = (List<?>) resultCollector.getResult();
+ final List<DiskStoreDetails> distributedSystemMemberDiskStores =
+ new ArrayList<>(results.size());
+
+ for (final Object result : results) {
+ if (result instanceof Set) { // ignore
FunctionInvocationTargetExceptions and other
+ // Exceptions...
+ distributedSystemMemberDiskStores.addAll((Set<DiskStoreDetails>)
result);
+ }
+ }
+
+ Collections.sort(distributedSystemMemberDiskStores);
+
+ return distributedSystemMemberDiskStores;
+ }
+
+ private Result toTabularResult(final List<DiskStoreDetails>
diskStoreList)
+ throws ResultDataException {
+ if (!diskStoreList.isEmpty()) {
+ final TabularResultData diskStoreData =
ResultBuilder.createTabularResultData();
+
+ for (final DiskStoreDetails diskStoreDetails : diskStoreList) {
+ diskStoreData.accumulate("Member Name",
diskStoreDetails.getMemberName());
+ diskStoreData.accumulate("Member Id",
diskStoreDetails.getMemberId());
+ diskStoreData.accumulate("Disk Store Name",
diskStoreDetails.getName());
+ diskStoreData.accumulate("Disk Store ID",
diskStoreDetails.getId());
+ }
+
+ return ResultBuilder.buildResult(diskStoreData);
+ } else {
+ return ResultBuilder
+
.createInfoResult(CliStrings.LIST_DISK_STORE__DISK_STORES_NOT_FOUND_MESSAGE);
+ }
+ }
+
+ public Set<DistributedMember> getNormalMembers(final InternalCache
cache) {
--- End diff --
Consider pulling this method into the Utils class, it's used here and in
ShowMissginDiskStoresCommand. On the other hand you could inline the call to
CliUtil.getAllNormalMembers; but since there seems to be some question as to
it's purpose I would keep it as a utility method for now.
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