Mercurial > hg > thermostat-ng > agent
changeset 2672:3879c6b22838
Add VmClassStat TypeAdapter
Reviewed-By: ebaron
Review-Thread: http://icedtea.classpath.org/pipermail/thermostat/2017-May/023243.html
author | Joshua Matsuoka <jmatsuok@redhat.com> |
---|---|
date | Thu, 25 May 2017 14:14:20 -0400 |
parents | 44da582cd062 |
children | 16bf38953926 |
files | plugins/vm-classstat/common/pom.xml plugins/vm-classstat/common/src/main/java/com/redhat/thermostat/vm/classstat/common/internal/VmClassStatTypeAdapter.java plugins/vm-classstat/common/src/test/java/com/redhat/thermostat/vm/classstat/common/internal/VmClassStatTypeAdapterTest.java |
diffstat | 3 files changed, 163 insertions(+), 0 deletions(-) [+] |
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--- a/plugins/vm-classstat/common/pom.xml Thu May 25 14:13:38 2017 -0400 +++ b/plugins/vm-classstat/common/pom.xml Thu May 25 14:14:20 2017 -0400 @@ -124,5 +124,10 @@ <version>${project.version}</version> <scope>test</scope> </dependency> + <dependency> + <groupId>com.google.code.gson</groupId> + <artifactId>gson</artifactId> + <version>${gson.version}</version> + </dependency> </dependencies> </project>
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/plugins/vm-classstat/common/src/main/java/com/redhat/thermostat/vm/classstat/common/internal/VmClassStatTypeAdapter.java Thu May 25 14:14:20 2017 -0400 @@ -0,0 +1,93 @@ +/* + * 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.classstat.common.internal; + +import com.google.gson.stream.JsonReader; +import com.google.gson.stream.JsonWriter; +import com.redhat.thermostat.vm.classstat.common.model.VmClassStat; + +import com.google.gson.TypeAdapter; + +import java.io.IOException; + +public class VmClassStatTypeAdapter extends TypeAdapter<VmClassStat> { + + private static final String TYPE_LONG = "$numberLong"; + private static final String VM_ID = "vmId"; + private static final String AGENT_ID = "agentId"; + private static final String LOADED_CLASSES = "loadedClasses"; + private static final String LOADED_BYTES = "loadedBytes"; + private static final String UNLOADED_CLASSES = "unloadedClasses"; + private static final String UNLOADED_BYTES = "unloadedBytes"; + private static final String CLASS_LOAD_TIME = "classLoadTime"; + private static final String TIMESTAMP = "timeStamp"; + + @Override + public VmClassStat read(JsonReader in) throws IOException { + throw new UnsupportedOperationException(); + } + + @Override + public void write(JsonWriter out, VmClassStat stat) throws IOException { + out.beginObject(); + out.name(VM_ID); + out.value(stat.getVmId()); + out.name(AGENT_ID); + out.value(stat.getAgentId()); + out.name(LOADED_CLASSES); + writeLong(out, stat.getLoadedClasses()); + out.name(LOADED_BYTES); + writeLong(out, stat.getLoadedBytes()); + out.name(UNLOADED_CLASSES); + writeLong(out, stat.getUnloadedClasses()); + out.name(UNLOADED_BYTES); + writeLong(out, stat.getUnloadedBytes()); + out.name(CLASS_LOAD_TIME); + writeLong(out, stat.getClassLoadTime()); + out.name(TIMESTAMP); + writeLong(out, stat.getTimeStamp()); + out.endObject(); + } + + private void writeLong(JsonWriter out, long timestamp) throws IOException { + // Write MongoDB representation of a Long + out.beginObject(); + out.name(TYPE_LONG); + out.value(String.valueOf(timestamp)); + out.endObject(); + } +}
--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/plugins/vm-classstat/common/src/test/java/com/redhat/thermostat/vm/classstat/common/internal/VmClassStatTypeAdapterTest.java Thu May 25 14:14:20 2017 -0400 @@ -0,0 +1,65 @@ +/* + * 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.classstat.common.internal; + +import com.google.gson.GsonBuilder; +import com.google.gson.Gson; +import org.junit.Test; + +import com.redhat.thermostat.vm.classstat.common.model.VmClassStat; + +import static org.junit.Assert.assertEquals; + +public class VmClassStatTypeAdapterTest { + + @Test + public void testRead() { + GsonBuilder builder = new GsonBuilder(); + builder.registerTypeAdapter(VmClassStat.class, new VmClassStatTypeAdapter()); + Gson gson = builder.create(); + VmClassStat stat = new VmClassStat(); + stat.setVmId("1"); + stat.setAgentId("2"); + stat.setTimeStamp(100l); + stat.setClassLoadTime(2000l); + stat.setLoadedBytes(10l); + stat.setLoadedClasses(1l); + stat.setUnloadedBytes(10l); + stat.setUnloadedClasses(1l); + assertEquals("{\"vmId\":\"1\",\"agentId\":\"2\",\"loadedClasses\":{\"$numberLong\":\"1\"},\"loadedBytes\":{\"$numberLong\":\"10\"},\"unloadedClasses\":{\"$numberLong\":\"1\"},\"unloadedBytes\":{\"$numberLong\":\"10\"},\"classLoadTime\":{\"$numberLong\":\"2000\"},\"timeStamp\":{\"$numberLong\":\"100\"}}", gson.toJson(stat)); + } +}