summaryrefslogtreecommitdiff
path: root/ext/rpc/java/reflect.java
diff options
context:
space:
mode:
Diffstat (limited to 'ext/rpc/java/reflect.java')
-rw-r--r--ext/rpc/java/reflect.java279
1 files changed, 0 insertions, 279 deletions
diff --git a/ext/rpc/java/reflect.java b/ext/rpc/java/reflect.java
deleted file mode 100644
index f4ec06d980..0000000000
--- a/ext/rpc/java/reflect.java
+++ /dev/null
@@ -1,279 +0,0 @@
-/*
- +----------------------------------------------------------------------+
- | PHP version 4.0 |
- +----------------------------------------------------------------------+
- | Copyright (c) 1997, 1998, 1999 The PHP Group |
- +----------------------------------------------------------------------+
- | This source file is subject to version 2.0 of the PHP license, |
- | that is bundled with this package in the file LICENSE, and is |
- | available at through the world-wide-web at |
- | http://www.php.net/license.html. |
- | If you did not receive a copy of the PHP license and are unable to |
- | obtain it through the world-wide-web, please send a note to |
- | license@php.net so we can mail you a copy immediately. |
- +----------------------------------------------------------------------+
- | Author: Sam Ruby (rubys@us.ibm.com) |
- +----------------------------------------------------------------------+
- */
-
-package net.php;
-
-import java.lang.reflect.*;
-import java.util.*;
-import java.beans.*;
-
-class reflect {
-
- static { loadLibrary("reflect"); }
-
- protected static void loadLibrary(String property) {
- try {
- ResourceBundle bundle = ResourceBundle.getBundle("net.php."+property);
- System.loadLibrary(bundle.getString("library"));
- } catch (Exception e) {
- e.printStackTrace();
- }
- }
-
- //
- // Native methods
- //
- private static native void setResultFromString(long result, String value);
- private static native void setResultFromLong(long result, long value);
- 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 setException(long result, String value);
- public static native void setEnv();
-
- //
- // Helper routines which encapsulate the native methods
- //
- static void setResult(long result, Object value) {
- if (value == null) return;
-
- if (value instanceof java.lang.String) {
-
- setResultFromString(result, (String)value);
-
- } else if (value instanceof java.lang.Number) {
-
- if (value instanceof java.lang.Integer ||
- value instanceof java.lang.Short ||
- value instanceof java.lang.Byte) {
- setResultFromLong(result, ((Number)value).longValue());
- } else {
- /* Float, Double, BigDecimal, BigInteger, Double, Long, ... */
- setResultFromDouble(result, ((Number)value).doubleValue());
- }
-
- } else if (value instanceof java.lang.Boolean) {
-
- setResultFromBoolean(result, ((Boolean)value).booleanValue());
-
- } else {
-
- setResultFromObject(result, value);
-
- }
- }
-
- static void setException(long result, Throwable e) {
- if (e instanceof InvocationTargetException) {
- Throwable t = ((InvocationTargetException)e).getTargetException();
- if (t!=null) e=t;
- }
-
- setException(result, e.toString());
- }
-
- //
- // Create an new instance of a given class
- //
- public static void CreateObject(String name, Object args[], long result) {
- try {
- Constructor cons[] = Class.forName(name).getConstructors();
- for (int i=0; i<cons.length; i++) {
- if (cons[i].getParameterTypes().length == args.length) {
- setResult(result, cons[i].newInstance(args));
- return;
- }
- }
-
- // for classes which have no visible constructor, return the class
- // useful for classes like java.lang.System and java.util.Calendar.
- if (args.length == 0) {
- setResult(result, Class.forName(name));
- return;
- }
-
- throw new InstantiationException("No matching constructor found");
-
- } catch (Exception e) {
- setException(result, e);
- }
- }
-
- //
- // Select the best match from a list of methods
- //
- private static Method select(Vector methods, Object args[]) {
- if (methods.size() == 1) return (Method) methods.firstElement();
-
- Method selected = null;
- int best = Integer.MAX_VALUE;
-
- for (Enumeration e = methods.elements(); e.hasMoreElements(); ) {
- Method method = (Method)e.nextElement();
- int weight=0;
- Class parms[] = method.getParameterTypes();
- for (int i=0; i<parms.length; i++) {
- if (parms[i].isInstance(args[i])) {
- for (Class c=parms[i]; (c=c.getSuperclass()) != null; ) {
- if (!c.isInstance(args[i])) break;
- weight++;
- }
- } else if (parms[i].isPrimitive()) {
- Class c=parms[i];
- if (args[i] instanceof Number) {
- if (c==Boolean.TYPE) weight+=5;
- if (c==Character.TYPE) weight+=4;
- if (c==Byte.TYPE) weight+=3;
- if (c==Short.TYPE) weight+=2;
- if (c==Integer.TYPE) weight++;
- if (c==Float.TYPE) weight++;
- } else if (args[i] instanceof Boolean) {
- if (c!=Boolean.TYPE) weight+=9999;
- } else if (args[i] instanceof String) {
- if (c== Character.TYPE || ((String)args[i]).length()>0)
- weight+=((String)args[i]).length();
- else
- weight+=9999;
- } else {
- weight+=9999;
- }
- } else {
- weight+=9999;
- }
- }
-
- if (weight < best) {
- if (weight == 0) return method;
- best = weight;
- selected = method;
- }
- }
-
- return selected;
- }
-
- //
- // Select the best match from a list of methods
- //
- private static Object[] coerce(Method method, Object args[]) {
- Object result[] = args;
- Class parms[] = method.getParameterTypes();
- for (int i=0; i<args.length; i++) {
- if (parms[i].isInstance(args[i])) continue;
- if (args[i] instanceof Number && parms[i].isPrimitive()) {
- if (result==args) result=(Object[])result.clone();
- Class c = parms[i];
- Number n = (Number)args[i];
- if (c == Boolean.TYPE) result[i]=new Boolean(0.0!=n.floatValue());
- if (c == Byte.TYPE) result[i]=new Byte(n.byteValue());
- if (c == Short.TYPE) result[i]=new Short(n.shortValue());
- if (c == Integer.TYPE) result[i]=new Integer(n.intValue());
- if (c == Float.TYPE) result[i]=new Float(n.floatValue());
- if (c == Long.TYPE && !(n instanceof Long))
- result[i]=new Long(n.longValue());
- }
- }
- return result;
- }
-
- //
- // Invoke a method on a given object
- //
- public static void Invoke
- (Object object, String method, Object args[], long result)
- {
- try {
- Vector matches = new Vector();
-
- // gather
- for (Class jclass = object.getClass();;jclass=(Class)object) {
- Method methods[] = jclass.getMethods();
- for (int i=0; i<methods.length; i++) {
- if (methods[i].getName().equalsIgnoreCase(method) &&
- methods[i].getParameterTypes().length == args.length) {
- matches.addElement(methods[i]);
- }
- }
-
- // try a second time with the object itself, if it is of type Class
- if (!(object instanceof Class) || (jclass==object)) break;
- }
-
- Method selected = select(matches, args);
- if (selected == null) throw new NoSuchMethodException(method);
-
- Object coercedArgs[] = coerce(selected, args);
- setResult(result, selected.invoke(object, coercedArgs));
-
- } catch (Exception e) {
- setException(result, e);
- }
- }
-
- //
- // Get or Set a property
- //
- public static void GetSetProp
- (Object object, String prop, Object args[], long result)
- {
- try {
-
- for (Class jclass = object.getClass();;jclass=(Class)object) {
- BeanInfo beanInfo = Introspector.getBeanInfo(jclass);
- PropertyDescriptor props[] = beanInfo.getPropertyDescriptors();
- for (int i=0; i<props.length; i++) {
- if (props[i].getName().equalsIgnoreCase(prop)) {
- Method method;
- if (args!=null && args.length>0) {
- method=props[i].getWriteMethod();
- } else {
- method=props[i].getReadMethod();
- }
- setResult(result, method.invoke(object, args));
- return;
- }
- }
-
- Field jfields[] = jclass.getFields();
- for (int i=0; i<jfields.length; i++) {
- if (jfields[i].getName().equalsIgnoreCase(prop)) {
- if (args!=null && args.length>0) {
- jfields[i].set(object, args[0]);
- } else {
- setResult(result, jfields[i].get(object));
- }
- return;
- }
- }
-
- // try a second time with the object itself, if it is of type Class
- if (!(object instanceof Class) || (jclass==object)) break;
- }
-
- } catch (Exception e) {
- setException(result, e);
- }
- }
-
- //
- // Helper routines for the C implementation
- //
- public static Object MakeArg(boolean b) { return new Boolean(b); }
- public static Object MakeArg(long l) { return new Long(l); }
- public static Object MakeArg(double d) { return new Double(d); }
-}
View Lorry Controller Status