org.vbossica.springbox.jmx.MetadataNamingOverridingStrategy.java Source code

Introduction

Here is the source code for org.vbossica.springbox.jmx.MetadataNamingOverridingStrategy.java

Source

/*
 * Copyright 2012 the original author or authors.
 *
 * Licensed 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.vbossica.springbox.jmx;

import javax.management.MalformedObjectNameException;
import javax.management.ObjectName;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.jmx.export.naming.MetadataNamingStrategy;
import org.springframework.jmx.export.naming.ObjectNamingStrategy;
import org.springframework.jmx.support.ObjectNameManager;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;

/**
 * An implementation of the {@link ObjectNamingStrategy} interface that reads the {@code ObjectName} form the
 * source-level metadata but allows it to be overwritten using a provided {@link CanonicalNameResolver}.
 *
 * @author vladimir
 */
public class MetadataNamingOverridingStrategy extends MetadataNamingStrategy {

    private final static Log logger = LogFactory.getLog(MetadataNamingOverridingStrategy.class);

    private CanonicalNameResolver resolver = new CanonicalNameResolver() {

        @Override
        public String resolve(String canonicalName) {
            return null;
        }
    };

    public void setResolver(final CanonicalNameResolver resolver) {
        Assert.notNull(resolver, "resolver cannot be null");
        this.resolver = resolver;
    }

    @Override
    public ObjectName getObjectName(Object managedBean, String beanKey) throws MalformedObjectNameException {
        ObjectName objectName = super.getObjectName(managedBean, beanKey);
        String finalName = resolver.resolve(objectName.getCanonicalName());

        if (finalName != null && StringUtils.hasText(finalName)) {
            logger.info("replacing " + objectName + " by " + finalName);
            return ObjectNameManager.getInstance(finalName);
        }
        return objectName;
    }

}