package org.hibernate.tool.ant;
import java.io.BufferedInputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.util.ArrayList;
import java.util.Iterator;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
import java.util.Properties;
import org.apache.tools.ant.BuildException;
import org.apache.tools.ant.DirectoryScanner;
import org.apache.tools.ant.Project;
import org.apache.tools.ant.Task;
import org.apache.tools.ant.types.FileSet;
import org.hibernate.tool.hbm2x.ExporterException;
import org.hibernate.tool.ide.formatting.JavaFormatter;
public class JavaFormatterTask extends Task {
private List fileSets = new ArrayList();
private boolean failOnError;
private File configurationFile;
public void addConfiguredFileSet(FileSet fileSet) {
fileSets.add(fileSet);
}
public void setConfigurationFile(File configurationFile) {
this.configurationFile = configurationFile;
}
private Properties readConfig(File cfgfile) throws IOException {
BufferedInputStream stream = null;
try {
stream = new BufferedInputStream(new FileInputStream(cfgfile));
final Properties settings = new Properties();
settings.load(stream);
return settings;
} catch (IOException e) {
throw e;
} finally {
if (stream != null) {
try {
stream.close();
} catch (IOException e) {
}
}
}
}
public void execute() throws BuildException {
Map settings = null;
if(configurationFile!=null) {
try {
settings = readConfig( configurationFile );
}
catch (IOException e) {
throw new BuildException("Could not read configurationfile " + configurationFile, e);
}
}
File[] files = getFiles();
int success = 0;
int failed = 0;
if(files.length>0) {
JavaFormatter formatter = new JavaFormatter(settings);
for (int i = 0; i < files.length; i++) {
File file = files[i];
try {
boolean ok = formatter.formatFile( file );
if(!ok) {
failed++;
getProject().log(this, "Formatting failed - skipping " + file, Project.MSG_WARN);
} else {
success++;
getProject().log(this, "Formatted " + file, Project.MSG_VERBOSE);
}
} catch(ExporterException ee) {
failed++;
if(failOnError) {
throw new BuildException("Java formatting failed on " + file, ee);
} else {
getProject().log(this, "Java formatting failed on " + file + ", " + ee.getLocalizedMessage(), Project.MSG_ERR);
}
}
}
}
getProject().log( this, "Java formatting of " + files.length + " files completed. Skipped " + failed + " file(s).", Project.MSG_INFO );
}
private File[] getFiles() {
List files = new LinkedList();
for ( Iterator i = fileSets.iterator(); i.hasNext(); ) {
FileSet fs = (FileSet) i.next();
DirectoryScanner ds = fs.getDirectoryScanner( getProject() );
String[] dsFiles = ds.getIncludedFiles();
for (int j = 0; j < dsFiles.length; j++) {
File f = new File(dsFiles[j]);
if ( !f.isFile() ) {
f = new File( ds.getBasedir(), dsFiles[j] );
}
files.add( f );
}
}
return (File[]) files.toArray(new File[files.size()]);
}
}