/**
* Parses a constructor type definition
*
* @param docConstructor
* @return
*/
protected static Constructor ParseConstructor(ConstructorDoc docConstructor) {
assert (docConstructor != null);
Constructor xmlConstructor = new Constructor();
xmlConstructor.name = docConstructor.name();
xmlConstructor.comment = docConstructor.commentText();
xmlConstructor.scope = DetermineScope(docConstructor);
xmlConstructor.isVarArgs = docConstructor.isVarArgs();
xmlConstructor.isDefault =
docConstructor.position().line() == docConstructor.containingClass().position().line();
Parameter[] parameters = docConstructor.parameters();
if (parameters != null && parameters.length > 0) {
ParamTag[] paramComments = docConstructor.paramTags();
ArrayList<Param> methodList = new ArrayList<Param>();
for (Parameter parameter : parameters) {
ParamTag paramComment = null;
// look to see if this parameter has comments
// if so, paramComment will be set
for (ParamTag testParam : paramComments) {
String testParamName = testParam.parameterName();
if (testParamName != null) {
if (testParamName.compareTo(parameter.name()) == 0) {
paramComment = testParam;
break;
}
}
}
methodList.add(ParseParameter(parameter, paramComment));
}
xmlConstructor.parameters = methodList.toArray(new Param[] {});
} else {
log.debug("No parameters for method: " + docConstructor.name());
}
// parse annotations for the constructor
xmlConstructor.annotationInstances =
ParseAnnotationInstances(docConstructor.annotations(), docConstructor.qualifiedName());
return xmlConstructor;
}
private static void generateCtor(
ClassFileWriter cfw, String adapterName, String superName, Constructor<?> superCtor) {
short locals = 3; // this + factory + delegee
Class<?>[] parameters = superCtor.getParameterTypes();
// Note that we swapped arguments in app-facing constructors to avoid
// conflicting signatures with serial constructor defined below.
if (parameters.length == 0) {
cfw.startMethod(
"<init>",
"(Laurora/javascript/Scriptable;" + "Laurora/javascript/ContextFactory;)V",
ClassFileWriter.ACC_PUBLIC);
// Invoke base class constructor
cfw.add(ByteCode.ALOAD_0); // this
cfw.addInvoke(ByteCode.INVOKESPECIAL, superName, "<init>", "()V");
} else {
StringBuilder sig =
new StringBuilder(
"(Laurora/javascript/Scriptable;" + "Laurora/javascript/ContextFactory;");
int marker = sig.length(); // lets us reuse buffer for super signature
for (Class<?> c : parameters) {
appendTypeString(sig, c);
}
sig.append(")V");
cfw.startMethod("<init>", sig.toString(), ClassFileWriter.ACC_PUBLIC);
// Invoke base class constructor
cfw.add(ByteCode.ALOAD_0); // this
short paramOffset = 3;
for (Class<?> parameter : parameters) {
paramOffset += generatePushParam(cfw, paramOffset, parameter);
}
locals = paramOffset;
sig.delete(1, marker);
cfw.addInvoke(ByteCode.INVOKESPECIAL, superName, "<init>", sig.toString());
}
// Save parameter in instance variable "delegee"
cfw.add(ByteCode.ALOAD_0); // this
cfw.add(ByteCode.ALOAD_1); // first arg: Scriptable delegee
cfw.add(ByteCode.PUTFIELD, adapterName, "delegee", "Laurora/javascript/Scriptable;");
// Save parameter in instance variable "factory"
cfw.add(ByteCode.ALOAD_0); // this
cfw.add(ByteCode.ALOAD_2); // second arg: ContextFactory instance
cfw.add(ByteCode.PUTFIELD, adapterName, "factory", "Laurora/javascript/ContextFactory;");
cfw.add(ByteCode.ALOAD_0); // this for the following PUTFIELD for self
// create a wrapper object to be used as "this" in method calls
cfw.add(ByteCode.ALOAD_1); // the Scriptable delegee
cfw.add(ByteCode.ALOAD_0); // this
cfw.addInvoke(
ByteCode.INVOKESTATIC,
"aurora/javascript/JavaAdapter",
"createAdapterWrapper",
"(Laurora/javascript/Scriptable;"
+ "Ljava/lang/Object;"
+ ")Laurora/javascript/Scriptable;");
cfw.add(ByteCode.PUTFIELD, adapterName, "self", "Laurora/javascript/Scriptable;");
cfw.add(ByteCode.RETURN);
cfw.stopMethod(locals);
}
static Provider getSunPKCS11(String config) throws Exception {
Class clazz = Class.forName("sun.security.pkcs11.SunPKCS11");
Constructor cons = clazz.getConstructor(new Class[] {String.class});
Object obj = cons.newInstance(new Object[] {config});
return (Provider) obj;
}
/*
* Does the real work of creating an AppletAudioClip from an InputStream.
* This function is used by both constructors.
*/
void createAppletAudioClip(InputStream in) throws IOException {
// If we haven't initialized yet, we need to find the AudioClip constructor using reflection.
// We'll use com.sun.media.sound.JavaSoundAudioClip to implement AudioClip if the Java Sound
// extension is installed. Otherwise, we use sun.audio.SunAudioClip.
if (acConstructor == null) {
if (DEBUG) System.out.println("Initializing AudioClip constructor.");
try {
acConstructor =
(Constructor)
AccessController.doPrivileged(
new PrivilegedExceptionAction() {
public Object run()
throws NoSuchMethodException, SecurityException, ClassNotFoundException {
Class acClass = null;
try {
// attempt to load the Java Sound extension class JavaSoundAudioClip
acClass =
Class.forName(
"com.sun.media.sound.JavaSoundAudioClip",
true,
ClassLoader
.getSystemClassLoader()); // may throw ClassNotFoundException
if (DEBUG) System.out.println("Loaded JavaSoundAudioClip");
} catch (ClassNotFoundException e) {
acClass =
Class.forName(
"sun.audio.SunAudioClip",
true,
null); // may throw ClassNotFoundException
if (DEBUG) System.out.println("Loaded SunAudioClip");
}
Class[] parms = new Class[1];
parms[0] =
Class.forName(
"java.io.InputStream"); // may throw ClassNotFoundException
return acClass.getConstructor(
parms); // may throw NoSuchMethodException or SecurityException
}
});
} catch (PrivilegedActionException e) {
if (DEBUG) System.out.println("Got a PrivilegedActionException: " + e.getException());
// e.getException() may be a NoSuchMethodException, SecurityException, or
// ClassNotFoundException.
// however, we throw an IOException to avoid changing the interfaces....
throw new IOException("Failed to get AudioClip constructor: " + e.getException());
}
} // if not initialized
// Now instantiate the AudioClip object using the constructor we discovered above.
try {
Object[] args = new Object[] {in};
audioClip = (AudioClip) acConstructor.newInstance(args); // may throw InstantiationException,
// IllegalAccessException,
// IllegalArgumentException,
// InvocationTargetException
} catch (Exception e3) {
// no matter what happened, we throw an IOException to avoid changing the interfaces....
throw new IOException("Failed to construct the AudioClip: " + e3);
}
}
