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Added getGenericInterfaces() and fixed SignatureParser to work for everything except TypeVariable-s

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This commit is contained in:
Ilya Mizus
2014-10-04 22:17:49 +04:00
parent 67cafb118c
commit 270bbc66f9
2 changed files with 66 additions and 8 deletions
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59
classpath/java/lang/Class.java
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@ -28,12 +28,14 @@ import java.lang.reflect.Proxy;
import java.lang.reflect.InvocationHandler;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.AnnotatedElement;
import java.lang.reflect.SignatureParser;
import java.lang.annotation.Annotation;
import java.io.InputStream;
import java.io.IOException;
import java.net.URL;
import java.util.Arrays;
import java.util.ArrayList;
import java.util.LinkedList;
import java.util.Map;
import java.util.HashMap;
import java.security.ProtectionDomain;
@ -707,12 +709,57 @@ public final class Class <T>
}
public Type[] getGenericInterfaces() {
byte[] signArray = (byte[])vmClass.addendum.signature;
String sign = new String(signArray, 0, signArray.length - 1);
if (vmClass.addendum == null || vmClass.addendum.signature == null) {
return new Type[] {};
}
String signature = Classes.toString((byte[]) vmClass.addendum.signature);
final char[] signChars = signature.toCharArray();
// Addendum format:
// <generic args if present>LBaseClass;LIface1;LIface2;...
// We should split it
System.out.println("signature: " + sign);
//throw new UnsupportedOperationException("not yet implemented");
return new Type[] {};
//TODO implement
int i = -1;
// Passing the generic args
int angles = 0;
do {
i++;
if (signChars[i] == '<') angles ++;
else if (signChars[i] == '>') angles --;
} while (angles > 0);
if (signChars[i] == '>') i++;
// Splitting types list
LinkedList<String> typeSigns = new LinkedList<String>();
StringBuilder curTypeSign = new StringBuilder();
for (; i < signChars.length; i++) {
// Counting braces
if (signChars[i] == '<') angles ++;
else if (signChars[i] == '>') angles --;
// Appending character
curTypeSign.append(signChars[i]);
// Splitting
if (angles == 0 && signChars[i] == ';') {
typeSigns.add(curTypeSign.toString());
curTypeSign.setLength(0);
}
}
if (curTypeSign.length() > 0) typeSigns.add(curTypeSign.toString());
// Parsing types, ignoring the first item in the array
// cause it's the base type
Type[] res = new Type[typeSigns.size() - 1];
for (i = 0; i < typeSigns.size() - 1; i++) {
res[i] = SignatureParser.parse(vmClass.loader, typeSigns.get(i + 1));
}
return res;
/* String signature = Classes.toString((byte[]) vmField.addendum.signature);
return SignatureParser.parse(vmClass.loader, signature);*/
}
}