/*
*
* 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.tools.pulse.internal.service;
import com.fasterxml.jackson.databind.JsonNode;
import com.fasterxml.jackson.databind.ObjectMapper;
import com.fasterxml.jackson.databind.node.ArrayNode;
import com.fasterxml.jackson.databind.node.ObjectNode;
import org.apache.geode.tools.pulse.internal.controllers.PulseController;
import org.apache.geode.tools.pulse.internal.data.Cluster;
import org.apache.geode.tools.pulse.internal.data.PulseConstants;
import org.apache.geode.tools.pulse.internal.data.Repository;
import org.apache.geode.tools.pulse.internal.util.StringUtils;
import org.springframework.context.annotation.Scope;
import org.springframework.stereotype.Component;
import org.springframework.stereotype.Service;
import javax.servlet.http.HttpServletRequest;
import java.text.DecimalFormat;
/**
* Class MemberRegionsService
*
* This class contains implementations of getting Memeber's Regions details.
*
* @since GemFire version 7.5
*/
@Component
@Service("MemberRegions")
@Scope("singleton")
public class MemberRegionsService implements PulseService {
private final ObjectMapper mapper = new ObjectMapper();
// String constants used for forming a json response
private final String NAME = "name";
private final String ENTRY_SIZE = "entrySize";
private final String DISC_STORE_NAME = "diskStoreName";
private final String DISC_SYNCHRONOUS = "diskSynchronous";
public ObjectNode execute(final HttpServletRequest request) throws Exception {
// get cluster object
Cluster cluster = Repository.get().getCluster();
// json object to be sent as response
ObjectNode responseJSON = mapper.createObjectNode();
JsonNode requestDataJSON = mapper.readTree(request.getParameter("pulseData"));
String memberName = requestDataJSON.get("MemberRegions").get("memberName").textValue();
Cluster.Member clusterMember = cluster.getMember(StringUtils.makeCompliantName(memberName));
if (clusterMember != null) {
responseJSON.put("memberId", clusterMember.getId());
responseJSON.put(this.NAME, clusterMember.getName());
responseJSON.put("host", clusterMember.getHost());
// member's regions
Cluster.Region[] memberRegions = clusterMember.getMemberRegionsList();
ArrayNode regionsListJson = mapper.createArrayNode();
for (Cluster.Region memberRegion : memberRegions) {
ObjectNode regionJSON = mapper.createObjectNode();
regionJSON.put(this.NAME, memberRegion.getName());
regionJSON.put("fullPath", memberRegion.getFullPath());
regionJSON.put("type", memberRegion.getRegionType());
regionJSON.put("entryCount", memberRegion.getSystemRegionEntryCount());
Long entrySize = memberRegion.getEntrySize();
DecimalFormat form = new DecimalFormat(PulseConstants.DECIMAL_FORMAT_PATTERN_2);
String entrySizeInMB = form.format(entrySize / (1024f * 1024f));
if (entrySize < 0) {
regionJSON.put(this.ENTRY_SIZE, this.VALUE_NA);
} else {
regionJSON.put(this.ENTRY_SIZE, entrySizeInMB);
}
regionJSON.put("scope", memberRegion.getScope());
String diskStoreName = memberRegion.getDiskStoreName();
if (StringUtils.isNotNullNotEmptyNotWhiteSpace(diskStoreName)) {
regionJSON.put(this.DISC_STORE_NAME, diskStoreName);
regionJSON.put(this.DISC_SYNCHRONOUS, memberRegion.isDiskSynchronous());
} else {
regionJSON.put(this.DISC_SYNCHRONOUS, this.VALUE_NA);
regionJSON.put(this.DISC_STORE_NAME, "");
}
regionJSON.put("gatewayEnabled", memberRegion.getWanEnabled());
regionsListJson.add(regionJSON);
}
responseJSON.put("memberRegions", regionsListJson);
// response
responseJSON.put("status", "Normal");
}
// Send json response
return responseJSON;
}
}