| /* |
| * Copyright 2009-2010 by The Regents of the University of California |
| * 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 from |
| * |
| * 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 edu.uci.ics.hyracks.maven.plugin; |
| |
| import java.io.File; |
| import java.io.IOException; |
| import java.io.InputStream; |
| import java.io.InputStreamReader; |
| import java.io.Reader; |
| |
| import org.apache.maven.plugin.AbstractMojo; |
| import org.apache.maven.plugin.MojoExecutionException; |
| |
| public abstract class AbstractHyracksMojo extends AbstractMojo { |
| protected Process launch(File command, String options, File workingDir) throws MojoExecutionException { |
| if (!command.isFile()) { |
| throw new MojoExecutionException(command.getAbsolutePath() + " is not an executable program"); |
| } |
| |
| getLog().info("Executing Hyracks command: " + command + " with args [" + options + "]"); |
| String osName = System.getProperty("os.name"); |
| try { |
| if (osName.startsWith("Windows")) { |
| return launchWindowsBatch(command, options); |
| } else { |
| return launchUnixScript(command, options, workingDir); |
| } |
| } catch (IOException e) { |
| throw new MojoExecutionException("Error executing command: " + command.getAbsolutePath(), e); |
| } |
| } |
| |
| protected Process launchWindowsBatch(File command, String options) throws IOException { |
| String[] commandWithOptions = new String[] { "cmd.exe", "/C", command.getAbsolutePath() + " " + options }; |
| |
| Process proc = Runtime.getRuntime().exec(commandWithOptions); |
| dump(proc.getInputStream()); |
| dump(proc.getErrorStream()); |
| return proc; |
| } |
| |
| protected Process launchUnixScript(File command, String options, File workingDir) throws IOException { |
| String[] optionsArray = new String[0]; |
| if (options != null && !options.trim().isEmpty()) { |
| optionsArray = options.trim().split("\\s+"); |
| } |
| String[] commandWithOptions = new String[optionsArray.length + 1]; |
| commandWithOptions[0] = command.getAbsolutePath(); |
| for (int i = 0; i < optionsArray.length; ++i) { |
| commandWithOptions[i + 1] = optionsArray[i]; |
| } |
| Process proc = Runtime.getRuntime().exec(commandWithOptions, null, |
| workingDir == null ? new File(".") : workingDir); |
| dump(proc.getInputStream()); |
| dump(proc.getErrorStream()); |
| return proc; |
| } |
| |
| protected void dump(final InputStream input) { |
| final int streamBufferSize = 1000; |
| final Reader in = new InputStreamReader(input); |
| new Thread(new Runnable() { |
| public void run() { |
| try { |
| char[] chars = new char[streamBufferSize]; |
| int c; |
| while ((c = in.read(chars)) != -1) { |
| if (c > 0) { |
| System.out.print(String.valueOf(chars, 0, c)); |
| } |
| } |
| } catch (IOException e) { |
| } |
| } |
| }).start(); |
| } |
| |
| protected String makeScriptName(String scriptName) { |
| String osName = System.getProperty("os.name"); |
| String commandExt = osName.startsWith("Windows") ? ".bat" : ""; |
| return scriptName + commandExt; |
| } |
| } |