Mercurial > hg > thermostat-ng > agent
changeset 2641:15401090ca15
Add GSON TypeAdapters for serializing VmGcStat objects.
Reviewed By: ebaron
Review Thread: http://icedtea.classpath.org/pipermail/thermostat/2017-May/023021.html
author | Joshua Matsuoka <jmatsuok@redhat.com> |
---|---|
date | Wed, 10 May 2017 13:39:39 -0400 |
parents | 5f97c4af3bf3 |
children | f540b9fe8771 |
files | plugins/vm-gc/common/src/main/java/com/redhat/thermostat/vm/gc/common/internal/VmGcStatTypeAdapter.java plugins/vm-gc/common/src/test/java/com/redhat/thermostat/vm/gc/common/internal/VmGcStatTypeAdapterTest.java |
diffstat | 2 files changed, 148 insertions(+), 0 deletions(-) [+] |
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/plugins/vm-gc/common/src/main/java/com/redhat/thermostat/vm/gc/common/internal/VmGcStatTypeAdapter.java Wed May 10 13:39:39 2017 -0400 @@ -0,0 +1,86 @@ +/* + * Copyright 2012-2017 Red Hat, Inc. + * + * This file is part of Thermostat. + * + * Thermostat is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2, or (at your + * option) any later version. + * + * Thermostat is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Thermostat; see the file COPYING. If not see + * <http://www.gnu.org/licenses/>. + * + * Linking this code with other modules is making a combined work + * based on this code. Thus, the terms and conditions of the GNU + * General Public License cover the whole combination. + * + * As a special exception, the copyright holders of this code give + * you permission to link this code with independent modules to + * produce an executable, regardless of the license terms of these + * independent modules, and to copy and distribute the resulting + * executable under terms of your choice, provided that you also + * meet, for each linked independent module, the terms and conditions + * of the license of that module. An independent module is a module + * which is not derived from or based on this code. If you modify + * this code, you may extend this exception to your version of the + * library, but you are not obligated to do so. If you do not wish + * to do so, delete this exception statement from your version. + */ + +package com.redhat.thermostat.vm.gc.common.internal; + +import com.google.gson.TypeAdapter; +import com.google.gson.stream.JsonReader; +import com.google.gson.stream.JsonWriter; +import com.redhat.thermostat.vm.gc.common.model.VmGcStat; + +import java.io.IOException; + +public class VmGcStatTypeAdapter extends TypeAdapter<VmGcStat> { + + private static final String TYPE_LONG = "$numberLong"; + private static final String AGENT_ID = "agentId"; + private static final String VM_ID = "vmId"; + private static final String TIMESTAMP = "timeStamp"; + private static final String COLLECTOR_NAME = "collectorName"; + private static final String RUN_COUNT = "runCount"; + private static final String WALL_TIME_IN_MICROS = "wallTimeInMicros"; + + @Override + public VmGcStat read(JsonReader in) throws IOException { + throw new UnsupportedOperationException(); + } + + @Override + public void write(JsonWriter out, VmGcStat stat) throws IOException { + out.beginObject(); + out.name(AGENT_ID); + out.value(stat.getAgentId()); + out.name(VM_ID); + out.value(stat.getVmId()); + out.name(TIMESTAMP); + writeLong(out, stat.getTimeStamp()); + out.name(COLLECTOR_NAME); + out.value(stat.getCollectorName()); + out.name(RUN_COUNT); + out.value(stat.getRunCount()); + out.name(WALL_TIME_IN_MICROS); + out.value(stat.getWallTime()); + out.endObject(); + } + + private void writeLong(JsonWriter out, long value) throws IOException { + // Write MongoDB representation of a Long + out.beginObject(); + out.name(TYPE_LONG); + out.value(String.valueOf(value)); + out.endObject(); + } +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/plugins/vm-gc/common/src/test/java/com/redhat/thermostat/vm/gc/common/internal/VmGcStatTypeAdapterTest.java Wed May 10 13:39:39 2017 -0400 @@ -0,0 +1,62 @@ +/* + * Copyright 2012-2017 Red Hat, Inc. + * + * This file is part of Thermostat. + * + * Thermostat is free software; you can redistribute it and/or modify + * it under the terms of the GNU General Public License as published + * by the Free Software Foundation; either version 2, or (at your + * option) any later version. + * + * Thermostat is distributed in the hope that it will be useful, but + * WITHOUT ANY WARRANTY; without even the implied warranty of + * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU + * General Public License for more details. + * + * You should have received a copy of the GNU General Public License + * along with Thermostat; see the file COPYING. If not see + * <http://www.gnu.org/licenses/>. + * + * Linking this code with other modules is making a combined work + * based on this code. Thus, the terms and conditions of the GNU + * General Public License cover the whole combination. + * + * As a special exception, the copyright holders of this code give + * you permission to link this code with independent modules to + * produce an executable, regardless of the license terms of these + * independent modules, and to copy and distribute the resulting + * executable under terms of your choice, provided that you also + * meet, for each linked independent module, the terms and conditions + * of the license of that module. An independent module is a module + * which is not derived from or based on this code. If you modify + * this code, you may extend this exception to your version of the + * library, but you are not obligated to do so. If you do not wish + * to do so, delete this exception statement from your version. + */ + +package com.redhat.thermostat.vm.gc.common.internal; + +import com.google.gson.GsonBuilder; +import com.google.gson.Gson; +import com.redhat.thermostat.vm.gc.common.model.VmGcStat; +import org.junit.Test; + +import static org.junit.Assert.assertEquals; + +public class VmGcStatTypeAdapterTest { + + @Test + public void testWrite() { + GsonBuilder builder = new GsonBuilder(); + builder.registerTypeAdapter(VmGcStat.class, new VmGcStatTypeAdapter()); + Gson gson = builder.create(); + VmGcStat stat = new VmGcStat(); + stat.setAgentId("1"); + stat.setVmId("2"); + stat.setTimeStamp(100l); + stat.setCollectorName("Collector"); + stat.setRunCount(10l); + stat.setWallTime(200l); + assertEquals("{\"agentId\":\"1\",\"vmId\":\"2\",\"timeStamp\":{\"$numberLong\":\"100\"},\"collectorName\":\"Collector\",\"runCount\":10,\"wallTimeInMicros\":200}", gson.toJson(stat)); + } +}