public byte[] instrumentClass(java.lang.ClassLoader deferTo, String class_name) {
if (debug) ; // System.out.println(" getResource <" + class_name +
// "> <" +
// deferTo.getResource(resourceNameForClassName(class_name))
// + ">");
InputStream s = deferTo.getResourceAsStream(resourceNameForClassName(class_name));
if (s == null) return null;
// try to load it
// here we might cache modification dates
if (debug) ; // System.out.println(indentation + "#" +
// (class_name.replace('.', File.separatorChar))
// + ">");
BufferedInputStream stream = new BufferedInputStream(s, 80000);
if (stream == null) return null;
try {
byte[] a = new byte[stream.available()];
stream.read(a);
if (debug) ; // System.out.println(" about to instrument <"
// + class_name + "> inside <" + this +
// "> !! ");
a = instrumentBytecodes(a, class_name, deferTo);
return a;
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
public byte[] bytesForClass(java.lang.ClassLoader deferTo, String class_name) {
System.out.println(" bytes for class :" + class_name);
InputStream s = deferTo.getResourceAsStream(resourceNameForClassName(class_name));
if (s == null) return null;
// try to load it
// here we might cache modification dates
BufferedInputStream stream = new BufferedInputStream(s, 80000);
if (stream == null) return null;
try {
byte[] a = new byte[stream.available()];
stream.read(a);
return a;
} catch (IOException e) {
e.printStackTrace();
}
return null;
}
/**
* Returns a read-only stream for the contents of the resource specified by {@code resName}. The
* mapping between the resource name and the stream is managed by the class' class loader.
*
* @param resName the name of the resource.
* @return a stream for the requested resource or {@code null} if no resource with the specified
* name can be found.
* @see ClassLoader
*/
public InputStream getResourceAsStream(String resName) {
// Get absolute resource name, but without the leading slash
if (resName.startsWith("/")) {
resName = resName.substring(1);
} else {
String pkg = getName();
int dot = pkg.lastIndexOf('.');
if (dot != -1) {
pkg = pkg.substring(0, dot).replace('.', '/');
} else {
pkg = "";
}
resName = pkg + "/" + resName;
}
// Delegate to proper class loader
ClassLoader loader = getClassLoader();
if (loader != null) {
return loader.getResourceAsStream(resName);
} else {
return ClassLoader.getSystemResourceAsStream(resName);
}
}
public InputStream getResourceAsStream(String resName) {
ClassLoader loader = type.getClassLoader();
if (loader == BootstrapClassLoader.getBootstrapClassLoader())
return ClassLoader.getSystemResourceAsStream(toResourceName(resName));
else return loader.getResourceAsStream(toResourceName(resName));
}
