/** Generate output JAR-file and packages */
public void outputToJar() throws IOException {
// create the manifest
final Manifest manifest = new Manifest();
final java.util.jar.Attributes atrs = manifest.getMainAttributes();
atrs.put(java.util.jar.Attributes.Name.MANIFEST_VERSION, "1.2");
final Map map = manifest.getEntries();
// create manifest
Enumeration classes = _bcelClasses.elements();
final String now = (new Date()).toString();
final java.util.jar.Attributes.Name dateAttr = new java.util.jar.Attributes.Name("Date");
while (classes.hasMoreElements()) {
final JavaClass clazz = (JavaClass) classes.nextElement();
final String className = clazz.getClassName().replace('.', '/');
final java.util.jar.Attributes attr = new java.util.jar.Attributes();
attr.put(dateAttr, now);
map.put(className + ".class", attr);
}
final File jarFile = new File(_destDir, _jarFileName);
final JarOutputStream jos = new JarOutputStream(new FileOutputStream(jarFile), manifest);
classes = _bcelClasses.elements();
while (classes.hasMoreElements()) {
final JavaClass clazz = (JavaClass) classes.nextElement();
final String className = clazz.getClassName().replace('.', '/');
jos.putNextEntry(new JarEntry(className + ".class"));
final ByteArrayOutputStream out = new ByteArrayOutputStream(2048);
clazz.dump(out); // dump() closes it's output stream
out.writeTo(jos);
}
jos.close();
}
public void dumpClass(JavaClass clazz) {
if (_outputType == FILE_OUTPUT || _outputType == BYTEARRAY_AND_FILE_OUTPUT) {
File outFile = getOutputFile(clazz.getClassName());
String parentDir = outFile.getParent();
if (parentDir != null) {
File parentFile = new File(parentDir);
if (!parentFile.exists()) parentFile.mkdirs();
}
}
try {
switch (_outputType) {
case FILE_OUTPUT:
clazz.dump(
new BufferedOutputStream(new FileOutputStream(getOutputFile(clazz.getClassName()))));
break;
case JAR_OUTPUT:
_bcelClasses.addElement(clazz);
break;
case BYTEARRAY_OUTPUT:
case BYTEARRAY_AND_FILE_OUTPUT:
case BYTEARRAY_AND_JAR_OUTPUT:
case CLASSLOADER_OUTPUT:
ByteArrayOutputStream out = new ByteArrayOutputStream(2048);
clazz.dump(out);
_classes.addElement(out.toByteArray());
if (_outputType == BYTEARRAY_AND_FILE_OUTPUT)
clazz.dump(
new BufferedOutputStream(
new FileOutputStream(getOutputFile(clazz.getClassName()))));
else if (_outputType == BYTEARRAY_AND_JAR_OUTPUT) _bcelClasses.addElement(clazz);
break;
}
} catch (Exception e) {
e.printStackTrace();
}
}
