Java IntrospectionUtils.getProperty方法代码示例

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Find the most likely connector the proxy server should connect to, or
 * accept connections from.
 * 
 * @param connectors
 * @return
 */
protected Connector findProxyConnector(Connector[] connectors) {
    int pos = 0;
    int maxThreads = 0;
    for (int i = 0; i < connectors.length; i++) {
        if (connectors[i].getProtocol().startsWith("AJP")) {
            // Return any AJP connector found
            return connectors[i];
        }
        if (Boolean.TRUE.equals(IntrospectionUtils.getProperty(connectors[i].getProtocolHandler(), "reverseConnection"))) {
            return connectors[i];
        }
        Integer mt = (Integer) IntrospectionUtils.getProperty(connectors[i].getProtocolHandler(), "maxThreads");
        if (mt.intValue() > maxThreads) {
            maxThreads = mt.intValue();
            pos = i;
        }
    }
    // If no AJP connector and no reverse, return the connector with the most threads
    return connectors[pos];
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Return a configured property.
 */
public Object getProperty(String name) {
    String repl = name;
    if (replacements.get(name) != null) {
        repl = replacements.get(name);
    }
    return IntrospectionUtils.getProperty(protocolHandler, repl);
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Return a configured property.
 */
public Object getProperty(String name) {
    String repl = name;
    if (replacements.get(name) != null) {
        repl = (String) replacements.get(name);
    }
    return IntrospectionUtils.getProperty(protocolHandler, repl);
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Return the address on which the connector is bound.
 * 
 * @param connector
 * @return
 */
protected String getAddress(Connector connector) {
    InetAddress inetAddress = 
        (InetAddress) IntrospectionUtils.getProperty(connector.getProtocolHandler(), "address");
    if (inetAddress == null) {
        // Should not happen
        return "127.0.0.1";
    } else {
        return inetAddress.getHostAddress();
    }
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Return a configured property.
 */
public Object getProperty(String name) {
	String repl = name;
	if (replacements.get(name) != null) {
		repl = replacements.get(name);
	}
	return IntrospectionUtils.getProperty(protocolHandler, repl);
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Create an <code>ObjectName</code> for this
 * <code>Connector</code> object.
 *
 * @param domain Domain in which this name is to be created
 * @param connector The Connector to be named
 *
 * @exception MalformedObjectNameException if a name cannot be created
 * @deprecated  Unused. Will be removed in Tomcat 8.0.x
 */
@Deprecated
static ObjectName createObjectName(String domain,
                                    Connector connector)
    throws MalformedObjectNameException {

    ObjectName name = null;
    try {
        Object addressObj = IntrospectionUtils.getProperty(connector, "address");            
        Integer port = (Integer)
            IntrospectionUtils.getProperty(connector, "port");

        StringBuilder sb = new StringBuilder(domain);
        sb.append(":type=Connector");
        sb.append(",port=");
        sb.append(port);
        if (addressObj != null) {
            String address = addressObj.toString();
            if (address.length() > 0) {
                sb.append(",address=");
                sb.append(ObjectName.quote(address));
            }
        }
        name = new ObjectName(sb.toString());
        return (name);
    } catch (Exception e) {
        MalformedObjectNameException mone =
            new MalformedObjectNameException
            ("Cannot create object name for " + connector);
        mone.initCause(e);
        throw mone;
    }
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Create an <code>ObjectName</code> for this
 * <code>Connector</code> object.
 *
 * @param domain Domain in which this name is to be created
 * @param connector The Connector to be named
 *
 * @exception MalformedObjectNameException if a name cannot be created
 */
static ObjectName createObjectName(String domain,
                                    Connector connector)
    throws MalformedObjectNameException {

    ObjectName name = null;
    try {
        Object addressObj = IntrospectionUtils.getProperty(connector, "address");            
        Integer port = (Integer)
            IntrospectionUtils.getProperty(connector, "port");

        StringBuilder sb = new StringBuilder(domain);
        sb.append(":type=Connector");
        sb.append(",port=");
        sb.append(port);
        if (addressObj != null) {
            String address = addressObj.toString();
            if (address.length() > 0) {
                sb.append(",address=");
                sb.append(ObjectName.quote(address));
            }
        }
        name = new ObjectName(sb.toString());
        return (name);
    } catch (Exception e) {
        MalformedObjectNameException mone =
            new MalformedObjectNameException
            ("Cannot create object name for " + connector);
        mone.initCause(e);
        throw mone;
    }
}
 

import org.apache.tomcat.util.IntrospectionUtils; //导入方法依赖的package包/类
/**
 * Handle the beginning of an XML element.
 *
 * @param attributes The attributes of this element
 *
 * @exception Exception if a processing error occurs
 */
@Override
public void begin(String namespace, String name, Attributes attributes)
    throws Exception {

    Container c = (Container) digester.peek();
    Container p = null;
    Object obj = digester.peek(1);
    if (obj instanceof Container) {
        p = (Container) obj;
    }

    String className = null;
    
    // Check the container for the specified attribute
    if (attributeName != null) {
        String value = attributes.getValue(attributeName);
        if (value != null)
            className = value;
    }

    // Check the container's parent for the specified attribute
    if (p != null && className == null) {
        String configClass =
            (String) IntrospectionUtils.getProperty(p, attributeName);
        if (configClass != null && configClass.length() > 0) {
            className = configClass;
        }
    }
    
    // Use the default
    if (className == null) {
        className = listenerClass;
    }
    
    // Instantiate a new LifecyleListener implementation object
    Class<?> clazz = Class.forName(className);
    LifecycleListener listener =
        (LifecycleListener) clazz.newInstance();

    // Add this LifecycleListener to our associated component
    c.addLifecycleListener(listener);
}