1/*
2 * Copyright (C) 2003, 2004, 2005, 2008, 2009, 2010 Apple Inc. All rights reserved.
3 *
4 * Redistribution and use in source and binary forms, with or without
5 * modification, are permitted provided that the following conditions
6 * are met:
7 * 1. Redistributions of source code must retain the above copyright
8 *    notice, this list of conditions and the following disclaimer.
9 * 2. Redistributions in binary form must reproduce the above copyright
10 *    notice, this list of conditions and the following disclaimer in the
11 *    documentation and/or other materials provided with the distribution.
12 *
13 * THIS SOFTWARE IS PROVIDED BY APPLE COMPUTER, INC. ``AS IS'' AND ANY
14 * EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
15 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
16 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL APPLE COMPUTER, INC. OR
17 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
18 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
19 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
20 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY
21 * OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
22 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
23 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
24 */
25
26#ifndef JavaType_h
27#define JavaType_h
28
29#if ENABLE(JAVA_BRIDGE)
30
31namespace JSC {
32
33namespace Bindings {
34
35// The order of these items can not be modified as they are tightly
36// bound with the JVM on Mac OSX. If new types need to be added, they
37// should be added to the end. It is used in jni_obc.mm when calling
38// through to the JVM. Newly added items need to be made compatible
39// in that file.
40//
41// The type conversion logic used here needs improving and this enum will likely
42// be changed at that time. See https://bugs.webkit.org/show_bug.cgi?id=38745
43enum JavaType {
44    JavaTypeInvalid = 0,
45    JavaTypeVoid,
46    JavaTypeObject,
47    JavaTypeBoolean,
48    JavaTypeByte,
49    JavaTypeChar,
50    JavaTypeShort,
51    JavaTypeInt,
52    JavaTypeLong,
53    JavaTypeFloat,
54    JavaTypeDouble,
55    JavaTypeArray,
56#if USE(V8)
57    // JavaTypeString is distinct from JavaTypeObject because strings receive
58    // special handling when we convert to and from JavaScript. When calling
59    // Java methods, we must create Java String objects for string arguments.
60    // However, at conversion time we cannot assume that the mechanism used to
61    // interact with Java is JNI. Instead we use a special JavaTypeString.
62    // Implementations of JavaInstance which use JNI will create a Java String
63    // object when converting the JavaValue to a jvalue.
64    //
65    // Note that this type is independent of the JavaScript engine, but is
66    // currently used only with V8.
67    // See https://bugs.webkit.org/show_bug.cgi?id=57023.
68    JavaTypeString,
69#endif
70};
71
72} // namespace Bindings
73
74} // namespace JSC
75
76#endif // ENABLE(JAVA_BRIDGE)
77
78#endif // JavaType_h
79