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Added support for arrays

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Better support for instances of non-public classes (based on a suggestion
by Patrick Beard of NetScape)
This commit is contained in:
Sam Ruby 2000-02-20 12:09:34 +00:00
parent e3f95d1c5f
commit 6e7b5172ea
4 changed files with 78 additions and 32 deletions
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39
ext/rpc/java/reflect.java
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@ -43,6 +43,8 @@ class reflect {
private static native void setResultFromDouble(long result, double value);
private static native void setResultFromBoolean(long result, boolean value);
private static native void setResultFromObject(long result, Object value);
private static native void setResultFromArray(long result);
private static native long nextElement(long array);
private static native void setException(long result, String value);
public static native void setEnv();
@ -71,6 +73,14 @@ class reflect {
setResultFromBoolean(result, ((Boolean)value).booleanValue());
} else if (value.getClass().isArray()) {
long length = Array.getLength(value);
setResultFromArray(result);
for (int i=0; i<length; i++) {
setResult(nextElement(result), Array.get(value, i));
}
} else {
setResultFromObject(result, value);
@ -198,27 +208,24 @@ class reflect {
(Object object, String method, Object args[], long result)
{
// Apparently, if a class is not declared "public" it is illegal to
// access a method of this class via Invoke. We can't work around
// all such cases, but enumeration does appear to be a common case.
if (object instanceof Enumeration && args.length == 0) {
if (method.equalsIgnoreCase("hasMoreElements")) {
setResultFromBoolean(result, ((Enumeration)object).hasMoreElements());
return;
}
if (method.equalsIgnoreCase("nextElement")) {
setResultFromObject(result, ((Enumeration)object).nextElement());
return;
}
}
try {
Vector matches = new Vector();
// gather
for (Class jclass = object.getClass();;jclass=(Class)object) {
while (!Modifier.isPublic(jclass.getModifiers())) {
// OK, some joker gave us an instance of a non-public class
// This often occurs in the case of enumerators
// Substitute the first public interface in its place,
// and barring that, try the superclass
Class interfaces[] = jclass.getInterfaces();
jclass=jclass.getSuperclass();
for (int i=interfaces.length; i-->0;) {
if (Modifier.isPublic(interfaces[i].getModifiers())) {
jclass=interfaces[i];
}
}
}
Method methods[] = jclass.getMethods();
for (int i=0; i<methods.length; i++) {
if (methods[i].getName().equalsIgnoreCase(method) &&