com.openteach.diamond.rpc.protocol.AbstractRPCProtocolFactory.java Source code

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Here is the source code for com.openteach.diamond.rpc.protocol.AbstractRPCProtocolFactory.java

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/**
 * Copyright 2013 openteach
 *
 *  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 com.openteach.diamond.rpc.protocol;

import java.io.IOException;
import java.io.InputStream;
import java.util.Properties;

import org.apache.commons.lang.StringUtils;

/**
 * 
 * @author sihai
 *
 */
public abstract class AbstractRPCProtocolFactory {

    /**
     * 
     * @param fullProtocolName
     * @return
     */
    protected Properties loadConfiguration(String fullProtocolName) {
        try {
            Properties properties = new Properties();
            InputStream in = this.getClass()
                    .getResourceAsStream(String.format("/rpc/protocols/%s.cnf", fullProtocolName));
            properties.load(in);

            // try to load custom override
            in = Thread.currentThread().getContextClassLoader()
                    .getResourceAsStream(String.format("%s.cnf", fullProtocolName));
            if (null != in) {
                properties.load(in);
            }
            return properties;
        } catch (IOException e) {
            throw new RuntimeException(String.format("Load configuration for protocol:%s failed", fullProtocolName),
                    e);
        }
    }

    /**
     * 
     * @param properties
     * @return
     */
    protected RPCProtocolConfiguration properties2Configuration(Properties properties) {
        RPCProtocolConfiguration configuration = new RPCProtocolConfiguration();
        String value = properties.getProperty("network.max.sessionPreHost");
        if (StringUtils.isNotBlank(value)) {
            configuration.setMaxSessionPreHost(Integer.valueOf(StringUtils.trim(value)));
        }
        return configuration;
    }
}