/*
* JacORB - a free Java ORB
*
* Copyright (C) 1997-2014 Gerald Brose / The JacORB Team.
*
* This library is free software; you can redistribute it and/or
* modify it under the terms of the GNU Library General Public
* License as published by the Free Software Foundation; either
* version 2 of the License, or (at your option) any later version.
*
* This library is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
* Library General Public License for more details.
*
* You should have received a copy of the GNU Library General Public
* License along with this library; if not, write to the Free
* Software Foundation, Inc., 675 Mass Ave, Cambridge, MA 02139, USA.
*/
package org.jacorb.test.harness.launch;
import java.io.BufferedReader;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.Properties;
import org.jacorb.test.harness.TestUtils;
/**
* Launches a JacORB process by direct invocation of a JVM
* with appropriate arguments.
*
*/
public class Launcher
{
protected File jacorbHome;
protected String classpath;
protected Properties properties;
protected List<String> vmArgs;
protected String mainClass;
protected String[] args;
private List<String> command;
private String javaHome;
private String javaCommand;
public void setArgs(String[] args)
{
this.args = args;
}
public void setClasspath(String classpath)
{
this.classpath = classpath;
}
public void setMainClass(String mainClass)
{
this.mainClass = mainClass;
}
public void setProperties(Properties properties)
{
this.properties = properties;
}
public void setVmArgs(List<String> jvmArgs)
{
this.vmArgs = jvmArgs;
}
public void setJacorbHome(File jacorbHome)
{
TestUtils.getLogger().debug("using JacORB home: " + jacorbHome);
this.jacorbHome = jacorbHome;
}
protected String getPropertyWithDefault(Properties props, String name, String defaultValue)
{
return props.getProperty(name, System.getProperty(name, defaultValue));
}
private List<String> propsToArgList(Properties props)
{
List<String> result = new ArrayList<String>();
if (props == null) return result;
for (Iterator<Object> i = props.keySet().iterator(); i.hasNext();)
{
String key = (String)i.next();
String value = props.getProperty(key);
result.add ("-D" + key + "=" + value);
}
return result;
}
public void init()
{
command = buildCMDLine(jacorbHome, classpath, properties, mainClass, args);
}
public Process launch()
{
final Runtime rt = Runtime.getRuntime();
try
{
String[] cmd = (command.toArray (new String[command.size()]));
StringBuffer buff = new StringBuffer();
for (int i = 0; i < cmd.length; i++)
{
buff.append(cmd[i]);
buff.append(' ');
}
TestUtils.getLogger().debug("[DirectLauncher] launch: " + buff);
Process proc = rt.exec(cmd);
return proc;
}
catch (IOException ex)
{
throw new RuntimeException(ex);
}
}
private List<String> buildCMDLine(File jacorbHome, String classpath, Properties props,
String mainClass, String[] args)
{
javaHome = getPropertyWithDefault(props, "jacorb.java.home", System.getProperty("java.home"));
final String jvm = getPropertyWithDefault(props, "jacorb.jvm", "/bin/java");
javaCommand = javaHome + jvm;
final List<String> cmdList = new ArrayList<String>();
cmdList.add (javaCommand);
cmdList.addAll (vmArgs);
if ( ! props.containsKey("ignoreXBootClasspath"))
{
cmdList.add("-Xbootclasspath:" + System.getProperty("sun.boot.class.path"));
}
if (classpath != null && classpath.length() > 0)
{
cmdList.add ("-classpath");
cmdList.add (classpath);
}
if (props != null)
{
if (! "".equals (getMaxHeapSize(props)))
{
cmdList.add ("-Xmx" + getMaxHeapSize(props));
}
cmdList.addAll (propsToArgList(props));
}
if (jacorbHome != null)
{
cmdList.add ("-Djacorb.home=" + jacorbHome);
}
if (TestUtils.isWindows())
{
try
{
cmdList.add ("-DSystemRoot=" + TestUtils.systemRoot());
}
catch (RuntimeException e)
{
System.out.println("WARNING: caught RuntimeException when reading SystemRoot: " + e.getMessage());
}
catch (IOException e)
{
System.out.println("WARNING: caught IOException when reading SystemRoot: " + e.getMessage());
}
}
cmdList.add (mainClass);
if (args != null)
{
cmdList.addAll (Arrays.asList(args));
}
return cmdList;
}
private String getMaxHeapSize(Properties props)
{
return getPropertyWithDefault(props, "jacorb.test.maxheapsize", "");
}
public String getLauncherDetails(String prefix)
{
try
{
final String javaVersionCommand = javaCommand + " -version";
Process proc = Runtime.getRuntime().exec(javaVersionCommand);
try
{
InputStream inputStream = proc.getErrorStream();
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
String line = null;
StringBuffer buffer = new StringBuffer();
while((line = reader.readLine()) != null)
{
buffer.append(prefix);
buffer.append(line);
buffer.append('\n');
}
return buffer.toString();
}
finally
{
proc.destroy();
}
}
catch(Exception e)
{
throw new RuntimeException(e);
}
}
}