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more Android class library work

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This commit is contained in:
Joel Dice
2013-02-21 15:37:17 -07:00
parent 204bbc134d
commit 42d39b1af1
17 changed files with 1327 additions and 513 deletions
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105
classpath/java/lang/Class.java
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@ -145,38 +145,7 @@ public final class Class <T> implements Type, AnnotatedElement {
ClassLoader loader)
throws ClassNotFoundException
{
if (loader == null) {
loader = Class.class.vmClass.loader;
}
Class c = loader.loadClass(name);
Classes.link(c.vmClass, loader);
if (initialize) {
Classes.initialize(c.vmClass);
}
return c;
}
public static Class forCanonicalName(String name) {
return forCanonicalName(null, name);
}
public static Class forCanonicalName(ClassLoader loader, String name) {
try {
if (name.startsWith("[")) {
return forName(name, true, loader);
} else if (name.startsWith("L")) {
return forName(name.substring(1, name.length() - 1), true, loader);
} else {
if (name.length() == 1) {
return SystemClassLoader.getClass
(Classes.primitiveClass(name.charAt(0)));
} else {
throw new ClassNotFoundException(name);
}
}
} catch (ClassNotFoundException e) {
throw new RuntimeException(e);
}
return Classes.forName(name, initialize, loader);
}
public Class getComponentType() {
@ -211,84 +180,36 @@ public final class Class <T> implements Type, AnnotatedElement {
return Classes.isAssignableFrom(vmClass, c.vmClass);
}
private static Field findField(VMClass vmClass, String name) {
if (vmClass.fieldTable != null) {
Classes.link(vmClass);
for (int i = 0; i < vmClass.fieldTable.length; ++i) {
if (Field.getName(vmClass.fieldTable[i]).equals(name)) {
return new Field(vmClass.fieldTable[i]);
}
}
}
return null;
}
public Field getDeclaredField(String name) throws NoSuchFieldException {
Field f = findField(vmClass, name);
if (f == null) {
int index = Classes.findField(vmClass, name);
if (index < 0) {
throw new NoSuchFieldException(name);
} else {
return f;
return new Field(vmClass.fieldTable[index]);
}
}
public Field getField(String name) throws NoSuchFieldException {
for (VMClass c = vmClass; c != null; c = c.super_) {
Field f = findField(c, name);
if (f != null) {
return f;
int index = findField(c, name);
if (index >= 0) {
return new Field(vmClass.fieldTable[index]);
}
}
throw new NoSuchFieldException(name);
}
private static boolean match(Class[] a, Class[] b) {
if (a.length == b.length) {
for (int i = 0; i < a.length; ++i) {
if (! a[i].isAssignableFrom(b[i])) {
return false;
}
}
return true;
} else {
return false;
}
}
private static Method findMethod(VMClass vmClass, String name,
Class[] parameterTypes)
{
if (vmClass.methodTable != null) {
Classes.link(vmClass);
if (parameterTypes == null) {
parameterTypes = new Class[0];
}
for (int i = 0; i < vmClass.methodTable.length; ++i) {
if (Method.getName(vmClass.methodTable[i]).equals(name)
&& match(parameterTypes,
Method.getParameterTypes(vmClass.methodTable[i])))
{
return new Method(vmClass.methodTable[i]);
}
}
}
return null;
}
public Method getDeclaredMethod(String name, Class ... parameterTypes)
throws NoSuchMethodException
{
if (name.startsWith("<")) {
throw new NoSuchMethodException(name);
}
Method m = findMethod(vmClass, name, parameterTypes);
if (m == null) {
int index = Classes.findMethod(vmClass, name, parameterTypes);
if (index < 0) {
throw new NoSuchMethodException(name);
} else {
return m;
return new Method(vmClass.methodTable[index]);
}
}
@ -299,9 +220,9 @@ public final class Class <T> implements Type, AnnotatedElement {
throw new NoSuchMethodException(name);
}
for (VMClass c = vmClass; c != null; c = c.super_) {
Method m = findMethod(c, name, parameterTypes);
if (m != null) {
return m;
int index = findMethod(c, name, parameterTypes);
if (index >= 0) {
return new Method(vmClass.methodTable[index]);
}
}
throw new NoSuchMethodException(name);