net.kuujo.vertigo.network.impl.BasePortConfigImpl.java Source code

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Here is the source code for net.kuujo.vertigo.network.impl.BasePortConfigImpl.java

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/*
 * Copyright 2014 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 net.kuujo.vertigo.network.impl;

import io.vertx.core.ServiceHelper;
import io.vertx.core.eventbus.MessageCodec;
import io.vertx.core.json.JsonObject;
import net.kuujo.vertigo.VertigoException;
import net.kuujo.vertigo.network.ComponentConfig;
import net.kuujo.vertigo.network.PortConfig;
import net.kuujo.vertigo.spi.PortTypeResolver;

/**
 * Port info implementation.
 *
 * @author <a href="http://github.com/kuujo">Jordan Halterman</a>
 */
abstract class BasePortConfigImpl<T extends PortConfig<T>> implements PortConfig<T> {

    private static final PortTypeResolver resolver = ServiceHelper.loadFactory(PortTypeResolver.class);
    private ComponentConfig component;
    private String name;
    private Class<?> type;
    private Class<? extends MessageCodec> codec;
    private boolean persistent;

    protected BasePortConfigImpl(String name, Class<?> type) {
        this.name = name;
        this.type = type;
    }

    protected BasePortConfigImpl(JsonObject port) {
        update(port);
    }

    @Override
    public ComponentConfig getComponent() {
        return component;
    }

    @Override
    @SuppressWarnings("unchecked")
    public T setComponent(ComponentConfig component) {
        this.component = component;
        return (T) this;
    }

    @Override
    public String getName() {
        return name;
    }

    @Override
    @SuppressWarnings("unchecked")
    public T setName(String name) {
        this.name = name;
        return (T) this;
    }

    @Override
    public Class<?> getType() {
        return type;
    }

    @Override
    @SuppressWarnings("unchecked")
    public T setType(Class<?> type) {
        this.type = type;
        return (T) this;
    }

    @Override
    public Class<? extends MessageCodec> getCodec() {
        return codec;
    }

    @Override
    @SuppressWarnings("unchecked")
    public T setCodec(Class<? extends MessageCodec> codec) {
        this.codec = codec;
        return (T) this;
    }

    @Override
    @SuppressWarnings("unchecked")
    public T setPersistent(boolean persistent) {
        this.persistent = persistent;
        return (T) this;
    }

    @Override
    public boolean isPersistent() {
        return persistent;
    }

    @Override
    @SuppressWarnings("unchecked")
    public void update(JsonObject port) {
        if (this.name == null) {
            this.name = port.getString(PORT_NAME);
        }
        String type = port.getString(PORT_TYPE);
        if (type != null) {
            this.type = resolver.resolve(type);
        } else {
            this.type = Object.class;
        }
        String codec = port.getString(PORT_CODEC);
        if (codec != null) {
            try {
                this.codec = (Class<? extends MessageCodec>) Class.forName(codec);
            } catch (ClassNotFoundException e) {
                throw new VertigoException(e);
            }
        }
        if (port.containsKey(PORT_PERSISTENT)) {
            this.persistent = port.getBoolean(PORT_PERSISTENT, false);
        }
    }

    @Override
    public JsonObject toJson() {
        JsonObject json = new JsonObject();
        if (type != null && type != Object.class) {
            json.put(PORT_TYPE, type.getName());
        }
        if (codec != null) {
            json.put(PORT_CODEC, codec.getName());
        }
        if (persistent) {
            json.put(PORT_PERSISTENT, true);
        }
        return json;
    }

}