13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package jdk.nashorn.internal.objects;
27
28 import static jdk.nashorn.internal.runtime.ECMAErrors.typeError;
29 import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED;
30
31 import java.lang.invoke.MethodHandles;
32 import java.lang.reflect.Array;
33 import java.util.Collection;
34 import java.util.Deque;
35 import java.util.List;
36 import java.util.Map;
37 import java.util.Queue;
38 import jdk.internal.dynalink.beans.StaticClass;
39 import jdk.internal.dynalink.support.TypeUtilities;
40 import jdk.nashorn.api.scripting.JSObject;
41 import jdk.nashorn.api.scripting.ScriptObjectMirror;
42 import jdk.nashorn.internal.objects.annotations.Attribute;
43 import jdk.nashorn.internal.objects.annotations.Function;
44 import jdk.nashorn.internal.objects.annotations.ScriptClass;
45 import jdk.nashorn.internal.objects.annotations.Where;
46 import jdk.nashorn.internal.runtime.Context;
47 import jdk.nashorn.internal.runtime.JSType;
48 import jdk.nashorn.internal.runtime.ListAdapter;
49 import jdk.nashorn.internal.runtime.PropertyMap;
50 import jdk.nashorn.internal.runtime.ScriptFunction;
51 import jdk.nashorn.internal.runtime.ScriptObject;
52 import jdk.nashorn.internal.runtime.ScriptRuntime;
53 import jdk.nashorn.internal.runtime.linker.Bootstrap;
54 import jdk.nashorn.internal.runtime.linker.JavaAdapterFactory;
55
56 /**
57 * This class is the implementation for the {@code Java} global object exposed to programs running under Nashorn. This
424 return new NativeArray(((Object[])objArray).clone());
425 } else if (objArray instanceof int[]) {
426 return new NativeArray(((int[])objArray).clone());
427 } else if (objArray instanceof double[]) {
428 return new NativeArray(((double[])objArray).clone());
429 } else if (objArray instanceof long[]) {
430 return new NativeArray(((long[])objArray).clone());
431 } else if (objArray instanceof byte[]) {
432 return new NativeArray(copyArray((byte[])objArray));
433 } else if (objArray instanceof short[]) {
434 return new NativeArray(copyArray((short[])objArray));
435 } else if (objArray instanceof char[]) {
436 return new NativeArray(copyArray((char[])objArray));
437 } else if (objArray instanceof float[]) {
438 return new NativeArray(copyArray((float[])objArray));
439 } else if (objArray instanceof boolean[]) {
440 return new NativeArray(copyArray((boolean[])objArray));
441 }
442
443 throw typeError("cant.convert.to.javascript.array", objArray.getClass().getName());
444 }
445
446 private static int[] copyArray(final byte[] in) {
447 final int[] out = new int[in.length];
448 for(int i = 0; i < in.length; ++i) {
449 out[i] = in[i];
450 }
451 return out;
452 }
453
454 private static int[] copyArray(final short[] in) {
455 final int[] out = new int[in.length];
456 for(int i = 0; i < in.length; ++i) {
457 out[i] = in[i];
458 }
459 return out;
460 }
461
462 private static int[] copyArray(final char[] in) {
463 final int[] out = new int[in.length];
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26 package jdk.nashorn.internal.objects;
27
28 import static jdk.nashorn.internal.runtime.ECMAErrors.typeError;
29 import static jdk.nashorn.internal.runtime.ScriptRuntime.UNDEFINED;
30
31 import java.lang.invoke.MethodHandles;
32 import java.lang.reflect.Array;
33 import java.util.ArrayList;
34 import java.util.Collection;
35 import java.util.Collections;
36 import java.util.Deque;
37 import java.util.List;
38 import java.util.Map;
39 import java.util.Queue;
40 import jdk.internal.dynalink.beans.BeansLinker;
41 import jdk.internal.dynalink.beans.StaticClass;
42 import jdk.internal.dynalink.support.TypeUtilities;
43 import jdk.nashorn.api.scripting.JSObject;
44 import jdk.nashorn.api.scripting.ScriptObjectMirror;
45 import jdk.nashorn.internal.objects.annotations.Attribute;
46 import jdk.nashorn.internal.objects.annotations.Function;
47 import jdk.nashorn.internal.objects.annotations.ScriptClass;
48 import jdk.nashorn.internal.objects.annotations.Where;
49 import jdk.nashorn.internal.runtime.Context;
50 import jdk.nashorn.internal.runtime.JSType;
51 import jdk.nashorn.internal.runtime.ListAdapter;
52 import jdk.nashorn.internal.runtime.PropertyMap;
53 import jdk.nashorn.internal.runtime.ScriptFunction;
54 import jdk.nashorn.internal.runtime.ScriptObject;
55 import jdk.nashorn.internal.runtime.ScriptRuntime;
56 import jdk.nashorn.internal.runtime.linker.Bootstrap;
57 import jdk.nashorn.internal.runtime.linker.JavaAdapterFactory;
58
59 /**
60 * This class is the implementation for the {@code Java} global object exposed to programs running under Nashorn. This
427 return new NativeArray(((Object[])objArray).clone());
428 } else if (objArray instanceof int[]) {
429 return new NativeArray(((int[])objArray).clone());
430 } else if (objArray instanceof double[]) {
431 return new NativeArray(((double[])objArray).clone());
432 } else if (objArray instanceof long[]) {
433 return new NativeArray(((long[])objArray).clone());
434 } else if (objArray instanceof byte[]) {
435 return new NativeArray(copyArray((byte[])objArray));
436 } else if (objArray instanceof short[]) {
437 return new NativeArray(copyArray((short[])objArray));
438 } else if (objArray instanceof char[]) {
439 return new NativeArray(copyArray((char[])objArray));
440 } else if (objArray instanceof float[]) {
441 return new NativeArray(copyArray((float[])objArray));
442 } else if (objArray instanceof boolean[]) {
443 return new NativeArray(copyArray((boolean[])objArray));
444 }
445
446 throw typeError("cant.convert.to.javascript.array", objArray.getClass().getName());
447 }
448
449 /**
450 * Return properties of the given object. Properties also include "method names".
451 * This is meant for source code completion in interactive shells or editors.
452 *
453 * @param object the object whose properties are returned.
454 * @return list of properties
455 */
456 public static List<String> getProperties(final Object object) {
457 if (object instanceof StaticClass) {
458 // static properties of the given class
459 final Class<?> clazz = ((StaticClass)object).getRepresentedClass();
460 final ArrayList<String> props = new ArrayList<>();
461 try {
462 Bootstrap.checkReflectionAccess(clazz, true);
463 // Usually writable properties are a subset as 'write-only' properties are rare
464 props.addAll(BeansLinker.getReadableStaticPropertyNames(clazz));
465 props.addAll(BeansLinker.getStaticMethodNames(clazz));
466 } catch (Exception ignored) {}
467 return props;
468 } else if (object instanceof JSObject) {
469 final JSObject jsObj = ((JSObject)object);
470 final ArrayList<String> props = new ArrayList<>();
471 props.addAll(jsObj.keySet());
472 return props;
473 } else if (object != null && object != UNDEFINED) {
474 // instance properties of the given object
475 final Class<?> clazz = object.getClass();
476 final ArrayList<String> props = new ArrayList<>();
477 try {
478 Bootstrap.checkReflectionAccess(clazz, false);
479 // Usually writable properties are a subset as 'write-only' properties are rare
480 props.addAll(BeansLinker.getReadableInstancePropertyNames(clazz));
481 props.addAll(BeansLinker.getInstanceMethodNames(clazz));
482 } catch (Exception ignored) {}
483 return props;
484 }
485
486 // don't know about that object
487 return Collections.<String>emptyList();
488 }
489
490 private static int[] copyArray(final byte[] in) {
491 final int[] out = new int[in.length];
492 for(int i = 0; i < in.length; ++i) {
493 out[i] = in[i];
494 }
495 return out;
496 }
497
498 private static int[] copyArray(final short[] in) {
499 final int[] out = new int[in.length];
500 for(int i = 0; i < in.length; ++i) {
501 out[i] = in[i];
502 }
503 return out;
504 }
505
506 private static int[] copyArray(final char[] in) {
507 final int[] out = new int[in.length];
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