org.usergrid.benchmark.commands.ToolBase.java Source code

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Here is the source code for org.usergrid.benchmark.commands.ToolBase.java

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package org.usergrid.benchmark.commands;

/*******************************************************************************
 * Copyright 2012 Apigee Corporation
 * 
 * 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.
 ******************************************************************************/

import org.apache.commons.cli.CommandLine;
import org.apache.commons.cli.CommandLineParser;
import org.apache.commons.cli.GnuParser;
import org.apache.commons.cli.HelpFormatter;
import org.apache.commons.cli.Options;
import org.apache.commons.cli.ParseException;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import org.springframework.beans.factory.config.AutowireCapableBeanFactory;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.ClassPathXmlApplicationContext;
import org.springframework.util.ClassUtils;

public abstract class ToolBase {

    protected static final Logger logger = LoggerFactory.getLogger(ToolBase.class);

    /**
       * 
       */
    protected static final String PATH_REPLACEMENT = "USERGIRD-PATH-BACKSLASH";

    public void startTool(String[] args) {
        CommandLineParser parser = new GnuParser();
        CommandLine line = null;
        try {
            line = parser.parse(createOptions(), args);
        } catch (ParseException exp) {
            printCliHelp("Parsing failed.  Reason: " + exp.getMessage());
        }

        if (line == null) {
            return;
        }

        try {
            runTool(line);
        } catch (Exception e) {
            e.printStackTrace();
        }
        System.exit(0);
    }

    public void printCliHelp(String message) {
        System.out.println(message);
        HelpFormatter formatter = new HelpFormatter();
        formatter.printHelp("java -jar usergrid-benchmark-0.0.1-SNAPSHOT.jar " + getToolName(), createOptions());
        System.exit(-1);
    }

    public String getToolName() {
        return ClassUtils.getShortName(this.getClass());
    }

    public Options createOptions() {
        //create empty options by default
        return new Options();
    }

    public void startSpring() {

        // copy("/testApplicationContext.xml", TMP);

        String[] locations = { "benchmark-context.xml" };
        ApplicationContext ac = new ClassPathXmlApplicationContext(locations);

        AutowireCapableBeanFactory acbf = ac.getAutowireCapableBeanFactory();
        acbf.autowireBeanProperties(this, AutowireCapableBeanFactory.AUTOWIRE_NO, false);
        acbf.initializeBean(this, "tool");

    }

    public abstract void runTool(CommandLine line) throws Exception;

}