/**
* Copyright (C) 2005 - 2013 Eric Van Dewoestine
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* This program 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
package org.eclim.plugin.core.command;
import java.io.File;
import java.util.Arrays;
import org.eclim.command.Command;
import org.eclim.command.CommandLine;
import org.eclim.command.Options;
import org.eclim.logging.Logger;
import org.eclim.plugin.core.preference.Preferences;
import org.eclim.plugin.core.util.ProjectUtils;
import org.eclim.util.file.FileUtils;
import org.eclipse.core.resources.IProject;
import com.martiansoftware.nailgun.NGContext;
/**
* Abstract implmentation of {@link Command}.
*
* @author Eric Van Dewoestine
*/
public abstract class AbstractCommand
implements Command
{
private static final Logger logger = Logger.getLogger(AbstractCommand.class);
private NGContext context;
/**
* Gets the preferences.
*
* @return Preferences.
*/
public Preferences getPreferences()
{
return Preferences.getInstance();
}
/**
* Convenience method which uses the standard project, file, offset, and
* encoding options to determine the character offset in the file.
*
* @param commandLine The command line instance.
* @return The char offset.
*/
public int getOffset(CommandLine commandLine)
throws Exception
{
return getOffset(commandLine, Options.OFFSET_OPTION);
}
/**
* Convenience method which uses the standard project, file, offset, and
* encoding options to determine the character offset in the file.
*
* @param commandLine The command line instance.
* @param option The name of the option containing the offset value.
* @return The char offset.
*/
public int getOffset(CommandLine commandLine, String option)
throws Exception
{
int offset = commandLine.getIntValue(option);
if (offset == -1){
return offset;
}
String project = commandLine.getValue(Options.PROJECT_OPTION);
if (project == null){
// some commands use -n for the project name (like all the search commands)
project = commandLine.getValue(Options.NAME_OPTION);
}
String file = commandLine.getValue(Options.FILE_OPTION);
String encoding = commandLine.getValue(Options.ENCODING_OPTION);
file = ProjectUtils.getFilePath(project, file);
return FileUtils.byteOffsetToCharOffset(file, offset, encoding);
}
@Override
public NGContext getContext()
{
return context;
}
@Override
public void setContext(NGContext context)
{
this.context = context;
}
@Override
public void cleanup(CommandLine commandLine)
{
try{
// cleanup temp files
if (commandLine.hasOption(Options.FILE_OPTION) &&
(commandLine.hasOption(Options.PROJECT_OPTION) ||
commandLine.hasOption(Options.NAME_OPTION)))
{
String file = commandLine.getValue(Options.FILE_OPTION);
if (file.indexOf("__eclim_temp_") == -1){
return;
}
IProject project = null;
String projectName = commandLine.getValue(Options.PROJECT_OPTION);
if (projectName == null){
// some commands use -n for the project name (like all the search commands)
projectName = commandLine.getValue(Options.NAME_OPTION);
project = ProjectUtils.getProject(projectName);
}else{
// some commands use -n for the project name but also have a -p option
// (like the search commands when searching by pattern)
try{
project = ProjectUtils.getProject(projectName);
if (!project.exists()){
project = null;
}
}catch(IllegalArgumentException iae){
// ignore error if the -p option isn't a valid project name
}
if (project == null){
projectName = commandLine.getValue(Options.NAME_OPTION);
project = ProjectUtils.getProject(projectName);
}
}
if (project != null && project.exists() && file != null){
File temp = project.getFile(file).getRawLocation().toFile();
if (temp.exists() && temp.getName().startsWith("__eclim_temp_")){
temp.delete();
}
}
}
}catch(Exception e){
logger.error("Exception during cleanup of command: " +
Arrays.toString(context.getArgs()), e);
}
}
public void println()
{
context.out.println();
}
public void println(boolean x)
{
context.out.println(x);
}
public void println(char x)
{
context.out.println(x);
}
public void println(char[] x)
{
context.out.println(x);
}
public void println(double x)
{
context.out.println(x);
}
public void println(float x)
{
context.out.println(x);
}
public void println(int x)
{
context.out.println(x);
}
public void println(long x)
{
context.out.println(x);
}
public void println(Object x)
{
context.out.println(x);
}
public void println(String x)
{
context.out.println(x);
}
}