public void copy(InputStream is, OutputStream os) {
try {
copyNoClose(is, os);
} finally {
closeQuietly(is);
closeQuietly(os);
}
}
public void copy(InputStream is, File dest) {
FileOutputStream os = null;
try {
os = new FileOutputStream(dest);
copy(is, os);
} catch (Throwable e) {
throw new RuntimeException(e);
} finally {
closeQuietly(is);
closeQuietly(os);
}
}
void copy(Reader reader, OutputStream os) {
int bufSize = 1024;
char buf[] = new char[bufSize];
BufferedWriter bw = null;
try {
bw = new BufferedWriter(new OutputStreamWriter(os, charSet));
for (int read; (read = reader.read(buf)) != -1; ) {
bw.write(buf, 0, read);
}
} catch (IOException e) {
throw new RuntimeException(e);
} finally {
closeQuietly(reader);
closeQuietly(bw);
}
}
public void copy(File src, File dest) {
logger.log(
Level.FINEST, "Copying ''{0}'' to ''{1}''", new Object[] {src.getPath(), dest.getPath()});
dest.getParentFile().mkdirs();
FileInputStream is = null;
FileOutputStream os = null;
try {
is = new FileInputStream(src);
os = new FileOutputStream(dest);
copy(is, os);
} catch (Throwable e) {
throw new RuntimeException(e);
} finally {
closeQuietly(is);
closeQuietly(os);
}
}
public String loadFromFileSystem(File dataFile) {
InputStream is = null;
try {
is = new FileInputStream(dataFile);
return toString(is);
} catch (Throwable e) {
throw new RuntimeException(String.format("Problem loading file: '%s'", dataFile), e);
} finally {
closeQuietly(is);
}
}
public String loadFromClassPath(String dataFile) {
InputStream is = null;
try {
// is =
// Thread.currentThread().getContextClassLoader().getResourceAsStream(dataFile);
is = IoUtils.class.getResourceAsStream(dataFile);
return toString(is);
} catch (Throwable e) {
throw new RuntimeException(String.format("Problem loading resource: '%s'", dataFile), e);
} finally {
closeQuietly(is);
}
}
public void copyNoClose(File file, OutputStream os) {
InputStream is = null;
int bufSize = 1024;
byte buf[] = new byte[bufSize];
try {
is = new FileInputStream(file);
for (int read; (read = is.read(buf)) != -1; ) {
os.write(buf, 0, read);
os.flush();
}
} catch (IOException e) {
throw new RuntimeException(e);
} finally {
closeQuietly(is);
}
}
public String toString(InputStream is) {
StringBuilder result = new StringBuilder();
int bufSize = 1024;
char buf[] = new char[bufSize];
BufferedReader br = null;
try {
br = new BufferedReader(new InputStreamReader(is, charSet));
for (int read; (read = br.read(buf)) != -1; ) {
result.append(buf, 0, read);
}
return result.toString();
} catch (IOException e) {
throw new RuntimeException(e);
} finally {
closeQuietly(br);
}
}
