rinde.sim.util.IO Maven / Gradle / Ivy
/**
*
*/
package rinde.sim.util;
import java.io.BufferedInputStream;
import java.io.BufferedOutputStream;
import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.FileWriter;
import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.io.Serializable;
import java.util.zip.GZIPInputStream;
import java.util.zip.GZIPOutputStream;
/**
* @author Rinde van Lon ([email protected])
*
*/
public class IO {
public static void serialize(final Serializable o, final String file) {
try {
final ObjectOutputStream s = new ObjectOutputStream(
new GZIPOutputStream(new BufferedOutputStream(
new FileOutputStream(file))));
s.writeObject(o);
s.close();
} catch (final IOException e) {
throw new RuntimeException("Could not serialize object. "
+ e.getMessage(), e);
}
}
public static T deserialize(final String file,
Class type) {
return type.cast(deserialize(file));
}
/**
* @param file
* @return The object
*
**/
public static Object deserialize(final String file) {
try {
final ObjectInputStream s = new ObjectInputStream(
new GZIPInputStream(new BufferedInputStream(
new FileInputStream(file))));
final Object o = s.readObject();
s.close();
return o;
} catch (final Exception e) {
throw new RuntimeException(e);
}
}
public static boolean saveToFile(final String file, final CharSequence text) {
return toFile(file, text, false);
}
public static boolean appendToFile(final String file,
final CharSequence text) {
return toFile(file, text, true);
}
protected static boolean toFile(final String file, final CharSequence text,
final boolean append) {
try {
final BufferedWriter writer = new BufferedWriter(new FileWriter(
file, append));
writer.append(text);
writer.close();
return true;
} catch (final IOException ioe) {
ioe.printStackTrace();
return false;
}
}
}