jp.co.tis.gsp.tools.dba.util.ProcessUtil Maven / Gradle / Ivy

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To automate the routine work of the DBA, it is a tool to be able to concentrate on the data modeling work.

There is a newer version: 5.0.0

/*
 * Copyright (C) 2015 coastland
 *
 * 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 jp.co.tis.gsp.tools.dba.util;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.Map;

import org.apache.commons.io.IOUtils;
import org.apache.maven.plugin.logging.Log;
import org.apache.maven.plugin.logging.SystemStreamLog;

public class ProcessUtil {
	private static final Log log = new SystemStreamLog();

	public static void exec(String... args) throws IOException, InterruptedException {
        exec(null, args);
	}

    public static void exec(Map environment, String... args) throws IOException, InterruptedException {
        
        Process process = null;
        InputStream stdout = null;
        BufferedReader br = null;
        
        try {
            ProcessBuilder pb = new ProcessBuilder(args);
            pb.redirectErrorStream(true);
            if (environment != null) {
                pb.environment().putAll(environment);
            }
            
            process = pb.start();
            stdout = process.getInputStream();
            br = new BufferedReader(new InputStreamReader(stdout));
            String line;
            while ((line = br.readLine()) != null) {
                System.out.println(line);
            }
        } catch(IOException e) {
            throw e;
        } finally {
            IOUtils.closeQuietly(br);
            IOUtils.closeQuietly(stdout);
            
            if(process != null){
            	process.destroy();
            }
        }
    }
}