org.apache.openejb.core.webservices.PortAddressRegistryImpl Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.apache.openejb.core.webservices;

import org.apache.openejb.OpenEJBException;

import javax.xml.namespace.QName;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import java.util.TreeMap;

public class PortAddressRegistryImpl implements PortAddressRegistry {
    private Map portsById = new TreeMap();
    private Map> portsByInterface = new TreeMap>();
    private Map> portsByServiceId = new TreeMap>();
    private Map> portsByServiceQName = new HashMap>();

    public synchronized void addPort(String serviceId, QName serviceQName, String portId, QName portQName, String portInterface, String address) throws OpenEJBException {
        if (serviceId == null) throw new NullPointerException("serviceId is null");
        if (serviceQName == null) throw new NullPointerException("serviceQName is null");
        if (portId == null) throw new NullPointerException("portId is null");
        if (portQName == null) throw new NullPointerException("portQName is null");
        if (address == null) throw new NullPointerException("address is null");

        // create portAddress
        PortAddress portAddress = portsById.get(portId);
        if (portAddress != null) {
            throw new OpenEJBException("A webservice port with qname " + portAddress.getPortQName() + " is already registered to the portId " + portId);
        }
        portAddress = new PortAddress(portId, serviceQName, portQName, address, portInterface);
        portsById.put(portId, portAddress);

        // portsByInterface
        Map ports = portsByInterface.get(portInterface);
        if (ports == null) {
            ports = new TreeMap();
            portsByInterface.put(portInterface, ports);
        }
        ports.put(portId, portAddress);


        // portsByServiceId
        ports = portsByServiceId.get(serviceId);
        if (ports == null) {
            ports = new TreeMap();
            portsByServiceId.put(serviceId, ports);
        }
        ports.put(portId, portAddress);

        // portsByServiceQName
        ports = portsByServiceQName.get(serviceQName);
        if (ports == null) {
            ports = new TreeMap();
            portsByServiceQName.put(serviceQName, ports);
        }
        ports.put(portId, portAddress);
    }

    public synchronized void removePort(String serviceId, QName serviceQName, String portId) {
        if (serviceId == null) throw new NullPointerException("serviceId is null");
        if (serviceQName == null) throw new NullPointerException("serviceQName is null");
        if (portId == null) throw new NullPointerException("portId is null");

        // remove from portById
        PortAddress portAddress = portsById.remove(portId);
        if (portAddress != null) {
            // port was not registered
            return;
        }

        // remove from portsByInterface
        Map ports = portsByInterface.get(serviceId);
        if (ports != null) {
            ports.remove(portId);
            if (ports.isEmpty()) {
                portsByInterface.remove(serviceId);
            }
        }

        // remove from portsByServiceId
        ports = portsByServiceId.get(serviceId);
        if (ports != null) {
            ports.remove(portId);
            if (ports.isEmpty()) {
                portsByServiceId.remove(serviceId);
            }
        }

        // remove from portsByServiceQName
        ports = portsByServiceQName.get(serviceQName);
        if (ports != null) {
            ports.remove(portId);
            if (ports.isEmpty()) {
                portsByServiceId.remove(serviceId);
            }
        }
    }

    public synchronized Set getPorts(String id, QName serviceQName, String referenceClassName) {
        if (serviceQName == null) throw new NullPointerException("serviceQName is null");

        // check if there is a port with the id
        if (id != null) {
            PortAddress portAddress = portsById.get(id);
            if (portAddress != null) {
                return Collections.singleton(portAddress);
            }
        }

        // check if there is a unique port with the specifiec interface
        if (referenceClassName != null) {
            Map interfacePorts = portsByInterface.get(referenceClassName);
            if (interfacePorts != null && interfacePorts.size() == 1) {
                PortAddress portAddress = interfacePorts.values().iterator().next();
                return Collections.singleton(portAddress);
            }
        }

        // find matching ports by id
        Map ports = new TreeMap();
        if (id != null) {
            Map idPorts = portsByServiceId.get(id);
            if (idPorts != null) ports.putAll(idPorts);
        }

        // find matching ports  by serviceQName
        if (ports.isEmpty()) {
            Map qnamePorts = portsByServiceQName.get(serviceQName);
            if (qnamePorts != null) ports.putAll(qnamePorts);
        }

        Set portAddresses = new HashSet(ports.values());
        return portAddresses;
    }

}