66 lines
2.2 KiB
Java
66 lines
2.2 KiB
Java
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package com.scylladb.jmx.utils;
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/**
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* Copyright 2016 ScyllaDB
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*/
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/*
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* This file is part of Scylla.
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*
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* Scylla is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Affero General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Scylla is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with Scylla. If not, see <http://www.gnu.org/licenses/>.
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*/
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import java.lang.reflect.Field;
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import java.util.Set;
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import javax.management.MBeanServer;
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import javax.management.ObjectName;
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import javax.management.QueryExp;
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import org.apache.cassandra.db.ColumnFamilyStore;
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import org.apache.cassandra.metrics.StreamingMetrics;
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import mx4j.server.ChainedMBeanServer;
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public class APIMBeanServer extends ChainedMBeanServer {
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private static final java.util.logging.Logger logger = java.util.logging.Logger
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.getLogger(APIMBeanServer.class.getName());
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public static void log(String str) {
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logger.finest(str);
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}
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public void setMBeanServer(MBeanServer server) {
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if (server != null) {
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try {
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Field f = server.getClass().getDeclaredField("introspector");
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f.setAccessible(true);
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f.set(server, new APIMBeanIntrospector());
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} catch (Exception e) {
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logger.warning(
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"Failed setting new interceptor" + e.getMessage());
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}
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}
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super.setMBeanServer(server);
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}
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@Override
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public Set<ObjectName> queryNames(ObjectName name, QueryExp query) {
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if (name.getCanonicalKeyPropertyListString()
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.contains("ColumnFamilies")) {
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ColumnFamilyStore.checkRegistration();
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} else if (name.getCanonicalKeyPropertyListString()
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.contains("Stream")) {
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StreamingMetrics.checkRegistration();
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}
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return super.queryNames(name, query);
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}
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}
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