Example usage for javax.management Query and

Introduction

In this page you can find the example usage for javax.management Query and.

Prototype

public static QueryExp and(QueryExp q1, QueryExp q2) 

Source Link

Document

Returns a query expression that is the conjunction of two other query expressions.

Usage

From source file:org.alfresco.solr.SolrInformationServer.java

private String getHttpPort(String defaultPort) {
    try {/*  w ww  . j  a  v  a  2 s  .c  om*/
        MBeanServer mBeanServer = MBeanServerFactory.findMBeanServer(null).get(0);
        QueryExp query = Query.and(Query.eq(Query.attr("scheme"), Query.value("http")),
                Query.eq(Query.attr("protocol"), Query.value("HTTP/1.1")));
        Set<ObjectName> objectNames = mBeanServer.queryNames(null, query);

        if (objectNames != null && objectNames.size() > 0) {
            for (ObjectName objectName : objectNames) {
                String name = objectName.toString();
                if (name.indexOf("port=") > -1) {
                    String[] parts = name.split("port=");
                    String port = parts[1];
                    try {
                        Integer.parseInt(port);
                        return port;
                    } catch (NumberFormatException e) {
                        log.error("Error parsing http port:" + port);
                        return defaultPort;
                    }
                }
            }
        }
    } catch (Throwable t) {
        log.error("Error getting https port:", t);
    }

    return defaultPort;
}

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From source file:org.apache.geode.internal.process.MBeanProcessController.java

/**
 * Builds the QueryExp used to identify the target MBean.
 * //from  ww  w.java 2s  .co m
 * @param pidAttribute the name of the MBean attribute with the process id to compare against
 * @param attributes the names of additional MBean attributes to compare with expected values
 * @param values the expected values of the specified MBean attributes
 *
 * @return the main QueryExp for matching the target MBean
 */
private QueryExp buildQueryExp(final String pidAttribute, final String[] attributes, final Object[] values) {
    QueryExp optionalAttributes = buildOptionalQueryExp(attributes, values);
    QueryExp constraint;
    if (optionalAttributes != null) {
        constraint = Query.and(optionalAttributes, Query.eq(Query.attr(pidAttribute), Query.value(pid)));
    } else {
        constraint = Query.eq(Query.attr(pidAttribute), Query.value(pid));
    }
    return constraint;
}

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From source file:org.apache.geode.internal.process.MBeanProcessController.java

/**
 * Builds an optional QueryExp to aid in matching the correct MBean using additional attributes
 * with the specified values. Returns null if no attributes and values were specified during
 * construction./*  w w w  .  j a  v  a 2  s .c  o  m*/
 * 
 * @param attributes the names of additional MBean attributes to compare with expected values
 * @param values the expected values of the specified MBean attributes
 *
 * @return optional QueryExp to aid in matching the correct MBean
 */
private QueryExp buildOptionalQueryExp(final String[] attributes, final Object[] values) {
    QueryExp queryExp = null;
    for (int i = 0; i < attributes.length; i++) {
        if (values[i] instanceof Boolean) {
            if (queryExp == null) {
                queryExp = Query.eq(Query.attr(attributes[i]), Query.value((Boolean) values[i]));
            } else {
                queryExp = Query.and(queryExp,
                        Query.eq(Query.attr(attributes[i]), Query.value((Boolean) values[i])));
            }
        } else if (values[i] instanceof Number) {
            if (queryExp == null) {
                queryExp = Query.eq(Query.attr(attributes[i]), Query.value((Number) values[i]));
            } else {
                queryExp = Query.and(queryExp,
                        Query.eq(Query.attr(attributes[i]), Query.value((Number) values[i])));
            }
        } else if (values[i] instanceof String) {
            if (queryExp == null) {
                queryExp = Query.eq(Query.attr(attributes[i]), Query.value((String) values[i]));
            } else {
                queryExp = Query.and(queryExp,
                        Query.eq(Query.attr(attributes[i]), Query.value((String) values[i])));
            }
        }
    }
    return queryExp;
}

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From source file:org.apache.geode.management.internal.security.MBeanServerWrapper.java

@Override
public Set<ObjectInstance> queryMBeans(ObjectName name, QueryExp query) {
    // We need to filter out the AccessControlMXBean so that the clients wouldn't see it
    if (query != null)
        return mbs.queryMBeans(name, Query.and(query, notAccessControlMBean));
    else//w  w  w .j av  a  2  s .  c  om
        return mbs.queryMBeans(name, notAccessControlMBean);
}

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From source file:org.apache.geode.management.internal.security.MBeanServerWrapper.java

@Override
public Set<ObjectName> queryNames(ObjectName name, QueryExp query) {
    if (query != null)
        return mbs.queryNames(name, Query.and(query, notAccessControlMBean));
    else/*from w ww . j  av  a  2  s . c o m*/
        return mbs.queryNames(name, notAccessControlMBean);
}

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