/**
* Copyright (C) 2005 - 2011 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.dltk.command.src;
import java.util.ArrayList;
import java.util.List;
import org.eclim.command.CommandLine;
import org.eclim.command.Error;
import org.eclim.command.Options;
import org.eclim.plugin.core.command.AbstractCommand;
import org.eclim.plugin.core.util.ProjectUtils;
import org.eclim.plugin.dltk.util.DltkUtils;
import org.eclim.util.file.FileOffsets;
import org.eclipse.core.resources.IFile;
import org.eclipse.core.resources.IProject;
import org.eclipse.core.resources.IncrementalProjectBuilder;
import org.eclipse.core.runtime.NullProgressMonitor;
import org.eclipse.dltk.ast.parser.ISourceParser;
import org.eclipse.dltk.ast.parser.SourceParserManager;
import org.eclipse.dltk.compiler.env.IModuleSource;
import org.eclipse.dltk.compiler.problem.AbstractProblemReporter;
import org.eclipse.dltk.compiler.problem.IProblem;
/**
* Abstract super class for dltk source update commands.
*
* @author Eric Van Dewoestine
*/
public abstract class AbstractSrcUpdateCommand
extends AbstractCommand
{
/**
* {@inheritDoc}
*/
public Object execute(CommandLine commandLine)
throws Exception
{
String file = commandLine.getValue(Options.FILE_OPTION);
String projectName = commandLine.getValue(Options.PROJECT_OPTION);
IProject project = ProjectUtils.getProject(projectName, true);
IFile ifile = ProjectUtils.getFile(project, file);
// validate the src file.
if(commandLine.hasOption(Options.VALIDATE_OPTION)){
Reporter reporter = new Reporter();
parse(project, ifile, reporter);
String filepath = ProjectUtils.getFilePath(project, file);
FileOffsets offsets = FileOffsets.compile(filepath);
ArrayList<Error> errors = new ArrayList<Error>();
for(IProblem problem : reporter.getProblems()){
int[] lineColumn = offsets.offsetToLineColumn(problem.getSourceStart());
errors.add(new Error(
problem.getMessage(),
filepath,
lineColumn[0],
lineColumn[1],
problem.isWarning()
));
}
if(commandLine.hasOption(Options.BUILD_OPTION)){
project.build(
IncrementalProjectBuilder.INCREMENTAL_BUILD,
new NullProgressMonitor());
}
return errors;
}
return null;
}
/**
* Parse the supplied file.
*
* @param project The project.
* @param file The IFile instance for the file.
* @param reporter The problem reporter.
*/
protected void parse(IProject project, IFile file, Reporter reporter)
throws Exception
{
// lame cast, but we have to use the SourceModule for pdt.
IModuleSource module = (IModuleSource)DltkUtils.getSourceModule(file);
ISourceParser parser = SourceParserManager
.getInstance().getSourceParser(project, getNature());
parser.parse(module, reporter);
}
/**
* Gets the nature to use for the validation of the file.
*
* @return The eclipse nature.
*/
protected abstract String getNature();
protected class Reporter
extends AbstractProblemReporter
{
private List<IProblem> problems = new ArrayList<IProblem>();
public void reportProblem(IProblem problem)
{
problems.add(problem);
}
public List<IProblem> getProblems()
{
return problems;
}
}
}