| 1 | /* ----------------------------------------------------------------------------- |
| 2 | * Include this file in order for C/C++ enums to be wrapped by proper Java enums. |
| 3 | * Note that the JNI layer handles the enum as an int. The Java enum has extra |
| 4 | * code generated to store the C++ int value. This is required for C++ enums that |
| 5 | * specify a value for the enum item, as native Java enums do not support this. |
| 6 | * ----------------------------------------------------------------------------- */ |
| 7 | |
| 8 | // const enum SWIGTYPE & typemaps |
| 9 | %typemap(jni) const enum SWIGTYPE & "jint" |
| 10 | %typemap(jtype) const enum SWIGTYPE & "int" |
| 11 | %typemap(jstype) const enum SWIGTYPE & "$*javaclassname" |
| 12 | |
| 13 | %typemap(in) const enum SWIGTYPE & ($*1_ltype temp) |
| 14 | %{ temp = ($*1_ltype)$input; |
| 15 | $1 = &temp; %} |
| 16 | %typemap(out) const enum SWIGTYPE & %{ $result = (jint)*$1; %} |
| 17 | |
| 18 | %typemap(directorout,warning=SWIG_WARN_TYPEMAP_THREAD_UNSAFE) const enum SWIGTYPE & |
| 19 | %{ static $*1_ltype temp = ($*1_ltype)$input; |
| 20 | $1 = &temp; %} |
| 21 | %typemap(directorin, descriptor="L$packagepath/$*javaclassname;") const enum SWIGTYPE & "$input = (jint)$1_name;" |
| 22 | %typemap(javadirectorin) const enum SWIGTYPE & "$*javaclassname.swigToEnum($jniinput)" |
| 23 | %typemap(javadirectorout) const enum SWIGTYPE & "($javacall).swigValue()" |
| 24 | |
| 25 | %typecheck(SWIG_TYPECHECK_POINTER) const enum SWIGTYPE & "" |
| 26 | |
| 27 | %typemap(throws) const enum SWIGTYPE & %{ |
| 28 | (void)$1; |
| 29 | SWIG_JavaThrowException(jenv, SWIG_JavaRuntimeException, "C++ $1_type exception thrown"); |
| 30 | %} |
| 31 | |
| 32 | %typemap(javain) const enum SWIGTYPE & "$javainput.swigValue()" |
| 33 | %typemap(javaout) const enum SWIGTYPE & { |
| 34 | return $*javaclassname.swigToEnum($jnicall); |
| 35 | } |
| 36 | |
| 37 | |
| 38 | // enum SWIGTYPE typemaps |
| 39 | %typemap(jni) enum SWIGTYPE "jint" |
| 40 | %typemap(jtype) enum SWIGTYPE "int" |
| 41 | %typemap(jstype) enum SWIGTYPE "$javaclassname" |
| 42 | |
| 43 | %typemap(in) enum SWIGTYPE %{ $1 = ($1_ltype)$input; %} |
| 44 | %typemap(out) enum SWIGTYPE %{ $result = (jint)$1; %} |
| 45 | |
| 46 | %typemap(directorout) enum SWIGTYPE %{ $1 = ($1_ltype)$input; %} |
| 47 | %typemap(directorin, descriptor="L$packagepath/$javaclassname;") enum SWIGTYPE "$input = (jint) $1;" |
| 48 | %typemap(javadirectorin) enum SWIGTYPE "$javaclassname.swigToEnum($jniinput)" |
| 49 | %typemap(javadirectorout) enum SWIGTYPE "($javacall).swigValue()" |
| 50 | |
| 51 | %typecheck(SWIG_TYPECHECK_POINTER) enum SWIGTYPE "" |
| 52 | |
| 53 | %typemap(throws) enum SWIGTYPE %{ |
| 54 | (void)$1; |
| 55 | SWIG_JavaThrowException(jenv, SWIG_JavaRuntimeException, "C++ $1_type exception thrown"); |
| 56 | %} |
| 57 | |
| 58 | %typemap(javain) enum SWIGTYPE "$javainput.swigValue()" |
| 59 | %typemap(javaout) enum SWIGTYPE { |
| 60 | return $javaclassname.swigToEnum($jnicall); |
| 61 | } |
| 62 | |
| 63 | %typemap(javaclassmodifiers) enum SWIGTYPE "public enum" |
| 64 | %typemap(javabase) enum SWIGTYPE "" |
| 65 | %typemap(javacode) enum SWIGTYPE "" |
| 66 | %typemap(javaimports) enum SWIGTYPE "" |
| 67 | %typemap(javainterfaces) enum SWIGTYPE "" |
| 68 | %typemap(javabody) enum SWIGTYPE "" |
| 69 | |
| 70 | /* |
| 71 | * SwigNext static inner class used instead of a static int as static fields cannot be accessed from enum initialisers. |
| 72 | * The swigToEnum method is used to find the Java enum from a C++ enum integer value. The default one here takes |
| 73 | * advantage of the fact that most enums do not have initial values specified, so the lookup is fast. If initial |
| 74 | * values are specified then a lengthy linear search through all possible enums might occur. Specific typemaps could be |
| 75 | * written to possibly optimise this lookup by taking advantage of characteristics peculiar to the targeted enum. |
| 76 | */ |
| 77 | %typemap(javabody) enum SWIGTYPE %{ |
| 78 | public final int swigValue() { |
| 79 | return swigValue; |
| 80 | } |
| 81 | |
| 82 | public static $javaclassname swigToEnum(int swigValue) { |
| 83 | $javaclassname[] swigValues = $javaclassname.class.getEnumConstants(); |
| 84 | if (swigValue < swigValues.length && swigValue >= 0 && swigValues[swigValue].swigValue == swigValue) |
| 85 | return swigValues[swigValue]; |
| 86 | for ($javaclassname swigEnum : swigValues) |
| 87 | if (swigEnum.swigValue == swigValue) |
| 88 | return swigEnum; |
| 89 | throw new IllegalArgumentException("No enum " + $javaclassname.class + " with value " + swigValue); |
| 90 | } |
| 91 | |
| 92 | private $javaclassname() { |
| 93 | this.swigValue = SwigNext.next++; |
| 94 | } |
| 95 | |
| 96 | private $javaclassname(int swigValue) { |
| 97 | this.swigValue = swigValue; |
| 98 | SwigNext.next = swigValue+1; |
| 99 | } |
| 100 | |
| 101 | private final int swigValue; |
| 102 | |
| 103 | private static class SwigNext { |
| 104 | private static int next = 0; |
| 105 | } |
| 106 | %} |
| 107 | |
| 108 | %javaenum(proper); |
| 109 | |