001/*
002 * (C) Copyright 2017-2018 Nuxeo (http://nuxeo.com/) and others.
003 *
004 * Licensed under the Apache License, Version 2.0 (the "License");
005 * you may not use this file except in compliance with the License.
006 * You may obtain a copy of the License at
007 *
008 *     http://www.apache.org/licenses/LICENSE-2.0
009 *
010 * Unless required by applicable law or agreed to in writing, software
011 * distributed under the License is distributed on an "AS IS" BASIS,
012 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 * See the License for the specific language governing permissions and
014 * limitations under the License.
015 *
016 * Contributors:
017 *     Mariana Cedica
018 */
019package org.nuxeo.ecm.core.management.statuses;
020
021import java.util.Collection;
022import java.util.HashMap;
023import java.util.Map;
024
025import org.apache.commons.lang3.StringUtils;
026import org.apache.commons.logging.Log;
027import org.apache.commons.logging.LogFactory;
028import org.nuxeo.ecm.core.management.api.ProbeInfo;
029
030import com.fasterxml.jackson.core.JsonProcessingException;
031import com.fasterxml.jackson.databind.ObjectMapper;
032
033/**
034 * Returns the status of the application
035 *
036 * @since 9.3
037 */
038public class HealthCheckResult {
039
040    private static final Log log = LogFactory.getLog(HealthCheckResult.class);
041
042    protected Collection<ProbeInfo> probes;
043
044    protected boolean healthy;
045
046    public HealthCheckResult(Collection<ProbeInfo> probesToCheck) {
047        this.probes = probesToCheck;
048        healthy = probes.stream().allMatch(p -> p.getStatus().isSuccess());
049    }
050
051    public boolean isHealthy() {
052        return healthy;
053    }
054
055    public String toJson() {
056        ObjectMapper om = new ObjectMapper();
057        Map<String, String> res = new HashMap<>();
058        try {
059            for (ProbeInfo probe : probes) {
060                res.put(probe.getShortcutName(), (probe.getStatus().isSuccess() ? "ok" : "failed"));
061            }
062            return om.writeValueAsString(res);
063        } catch (JsonProcessingException e) {
064            log.error(e);
065            return StringUtils.EMPTY;
066        }
067    }
068}