/*
 * ProGuard -- shrinking, optimization, obfuscation, and preverification
 *             of Java bytecode.
 *
 * Copyright (c) 2002-2011 Eric Lafortune (eric@graphics.cornell.edu)
 *
 * This program is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License as published by the Free
 * Software Foundation; either version 2 of the License, or (at your option)
 * any later version.
 *
 * This program is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
 * more details.
 *
 * You should have received a copy of the GNU General Public License along
 * with this program; if not, write to the Free Software Foundation, Inc.,
 * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
 */
package proguard.classfile;

/**
 * Constants used in representing a Java class (*.class).
 *
 * @author Eric Lafortune
 */
public interface ClassConstants
{
    public static final String CLASS_FILE_EXTENSION = ".class";

    public static final int MAGIC = 0xCAFEBABE;

    public static final int INTERNAL_CLASS_VERSION_1_0_MAJOR = 45;
    public static final int INTERNAL_CLASS_VERSION_1_0_MINOR = 3;
    public static final int INTERNAL_CLASS_VERSION_1_2_MAJOR = 46;
    public static final int INTERNAL_CLASS_VERSION_1_2_MINOR = 0;
    public static final int INTERNAL_CLASS_VERSION_1_3_MAJOR = 47;
    public static final int INTERNAL_CLASS_VERSION_1_3_MINOR = 0;
    public static final int INTERNAL_CLASS_VERSION_1_4_MAJOR = 48;
    public static final int INTERNAL_CLASS_VERSION_1_4_MINOR = 0;
    public static final int INTERNAL_CLASS_VERSION_1_5_MAJOR = 49;
    public static final int INTERNAL_CLASS_VERSION_1_5_MINOR = 0;
    public static final int INTERNAL_CLASS_VERSION_1_6_MAJOR = 50;
    public static final int INTERNAL_CLASS_VERSION_1_6_MINOR = 0;
    public static final int INTERNAL_CLASS_VERSION_1_7_MAJOR = 51;
    public static final int INTERNAL_CLASS_VERSION_1_7_MINOR = 0;

    public static final int INTERNAL_CLASS_VERSION_1_0 = (INTERNAL_CLASS_VERSION_1_0_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_0_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_2 = (INTERNAL_CLASS_VERSION_1_2_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_2_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_3 = (INTERNAL_CLASS_VERSION_1_3_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_3_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_4 = (INTERNAL_CLASS_VERSION_1_4_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_4_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_5 = (INTERNAL_CLASS_VERSION_1_5_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_5_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_6 = (INTERNAL_CLASS_VERSION_1_6_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_6_MINOR;
    public static final int INTERNAL_CLASS_VERSION_1_7 = (INTERNAL_CLASS_VERSION_1_7_MAJOR << 16) | INTERNAL_CLASS_VERSION_1_7_MINOR;

    public static final String EXTERNAL_CLASS_VERSION_1_0       = "1.0";
    public static final String EXTERNAL_CLASS_VERSION_1_1       = "1.1";
    public static final String EXTERNAL_CLASS_VERSION_1_2       = "1.2";
    public static final String EXTERNAL_CLASS_VERSION_1_3       = "1.3";
    public static final String EXTERNAL_CLASS_VERSION_1_4       = "1.4";
    public static final String EXTERNAL_CLASS_VERSION_1_5       = "1.5";
    public static final String EXTERNAL_CLASS_VERSION_1_6       = "1.6";
    public static final String EXTERNAL_CLASS_VERSION_1_7       = "1.7";
    public static final String EXTERNAL_CLASS_VERSION_1_5_ALIAS = "5";
    public static final String EXTERNAL_CLASS_VERSION_1_6_ALIAS = "6";
    public static final String EXTERNAL_CLASS_VERSION_1_7_ALIAS = "7";

    public static final int INTERNAL_ACC_PUBLIC       = 0x0001;
    public static final int INTERNAL_ACC_PRIVATE      = 0x0002;
    public static final int INTERNAL_ACC_PROTECTED    = 0x0004;
    public static final int INTERNAL_ACC_STATIC       = 0x0008;
    public static final int INTERNAL_ACC_FINAL        = 0x0010;
    public static final int INTERNAL_ACC_SUPER        = 0x0020;
    public static final int INTERNAL_ACC_SYNCHRONIZED = 0x0020;
    public static final int INTERNAL_ACC_VOLATILE     = 0x0040;
    public static final int INTERNAL_ACC_TRANSIENT    = 0x0080;
    public static final int INTERNAL_ACC_BRIDGE       = 0x0040;
    public static final int INTERNAL_ACC_VARARGS      = 0x0080;
    public static final int INTERNAL_ACC_NATIVE       = 0x0100;
    public static final int INTERNAL_ACC_INTERFACE    = 0x0200;
    public static final int INTERNAL_ACC_ABSTRACT     = 0x0400;
    public static final int INTERNAL_ACC_STRICT       = 0x0800;
    public static final int INTERNAL_ACC_SYNTHETIC    = 0x1000;
    public static final int INTERNAL_ACC_ANNOTATTION  = 0x2000;
    public static final int INTERNAL_ACC_ENUM         = 0x4000;

    public static final int VALID_INTERNAL_ACC_CLASS  = INTERNAL_ACC_PUBLIC       |
                                                        INTERNAL_ACC_FINAL        |
                                                        INTERNAL_ACC_SUPER        |
                                                        INTERNAL_ACC_INTERFACE    |
                                                        INTERNAL_ACC_ABSTRACT     |
                                                        INTERNAL_ACC_SYNTHETIC    |
                                                        INTERNAL_ACC_ANNOTATTION  |
                                                        INTERNAL_ACC_ENUM;
    public static final int VALID_INTERNAL_ACC_FIELD  = INTERNAL_ACC_PUBLIC       |
                                                        INTERNAL_ACC_PRIVATE      |
                                                        INTERNAL_ACC_PROTECTED    |
                                                        INTERNAL_ACC_STATIC       |
                                                        INTERNAL_ACC_FINAL        |
                                                        INTERNAL_ACC_VOLATILE     |
                                                        INTERNAL_ACC_TRANSIENT    |
                                                        INTERNAL_ACC_SYNTHETIC    |
                                                        INTERNAL_ACC_ENUM;
    public static final int VALID_INTERNAL_ACC_METHOD = INTERNAL_ACC_PUBLIC       |
                                                        INTERNAL_ACC_PRIVATE      |
                                                        INTERNAL_ACC_PROTECTED    |
                                                        INTERNAL_ACC_STATIC       |
                                                        INTERNAL_ACC_FINAL        |
                                                        INTERNAL_ACC_SYNCHRONIZED |
                                                        INTERNAL_ACC_BRIDGE       |
                                                        INTERNAL_ACC_VARARGS      |
                                                        INTERNAL_ACC_NATIVE       |
                                                        INTERNAL_ACC_ABSTRACT     |
                                                        INTERNAL_ACC_STRICT       |
                                                        INTERNAL_ACC_SYNTHETIC;

    public static final String EXTERNAL_ACC_PUBLIC       = "public";
    public static final String EXTERNAL_ACC_PRIVATE      = "private";
    public static final String EXTERNAL_ACC_PROTECTED    = "protected";
    public static final String EXTERNAL_ACC_STATIC       = "static";
    public static final String EXTERNAL_ACC_FINAL        = "final";
    public static final String EXTERNAL_ACC_SUPER        = "super";
    public static final String EXTERNAL_ACC_SYNCHRONIZED = "synchronized";
    public static final String EXTERNAL_ACC_VOLATILE     = "volatile";
    public static final String EXTERNAL_ACC_TRANSIENT    = "transient";
    public static final String EXTERNAL_ACC_BRIDGE       = "bridge";
    public static final String EXTERNAL_ACC_VARARGS      = "varargs";
    public static final String EXTERNAL_ACC_NATIVE       = "native";
    public static final String EXTERNAL_ACC_INTERFACE    = "interface";
    public static final String EXTERNAL_ACC_ABSTRACT     = "abstract";
    public static final String EXTERNAL_ACC_STRICT       = "strictfp";
    public static final String EXTERNAL_ACC_SYNTHETIC    = "synthetic";
    public static final String EXTERNAL_ACC_ANNOTATION   = "@";
    public static final String EXTERNAL_ACC_ENUM         = "enum";

    public static final int CONSTANT_Utf8               = 1;
    public static final int CONSTANT_Integer            = 3;
    public static final int CONSTANT_Float              = 4;
    public static final int CONSTANT_Long               = 5;
    public static final int CONSTANT_Double             = 6;
    public static final int CONSTANT_Class              = 7;
    public static final int CONSTANT_String             = 8;
    public static final int CONSTANT_Fieldref           = 9;
    public static final int CONSTANT_Methodref          = 10;
    public static final int CONSTANT_InterfaceMethodref = 11;
    public static final int CONSTANT_NameAndType        = 12;
    public static final int CONSTANT_MethodHandle       = 15;
    public static final int CONSTANT_MethodType         = 16;
    public static final int CONSTANT_InvokeDynamic      = 18;

    public static final int REF_getField         = 1;
    public static final int REF_getStatic        = 2;
    public static final int REF_putField         = 3;
    public static final int REF_putStatic        = 4;
    public static final int REF_invokeVirtual    = 5;
    public static final int REF_invokeStatic     = 6;
    public static final int REF_invokeSpecial    = 7;
    public static final int REF_newInvokeSpecial = 8;
    public static final int REF_invokeInterface  = 9;

    public static final String ATTR_BootstrapMethods                     = "BootstrapMethods";
    public static final String ATTR_SourceFile                           = "SourceFile";
    public static final String ATTR_SourceDir                            = "SourceDir";
    public static final String ATTR_InnerClasses                         = "InnerClasses";
    public static final String ATTR_EnclosingMethod                      = "EnclosingMethod";
    public static final String ATTR_Deprecated                           = "Deprecated";
    public static final String ATTR_Synthetic                            = "Synthetic";
    public static final String ATTR_Signature                            = "Signature";
    public static final String ATTR_ConstantValue                        = "ConstantValue";
    public static final String ATTR_Exceptions                           = "Exceptions";
    public static final String ATTR_Code                                 = "Code";
    public static final String ATTR_StackMap                             = "StackMap";
    public static final String ATTR_StackMapTable                        = "StackMapTable";
    public static final String ATTR_LineNumberTable                      = "LineNumberTable";
    public static final String ATTR_LocalVariableTable                   = "LocalVariableTable";
    public static final String ATTR_LocalVariableTypeTable               = "LocalVariableTypeTable";
    public static final String ATTR_RuntimeVisibleAnnotations            = "RuntimeVisibleAnnotations";
    public static final String ATTR_RuntimeInvisibleAnnotations          = "RuntimeInvisibleAnnotations";
    public static final String ATTR_RuntimeVisibleParameterAnnotations   = "RuntimeVisibleParameterAnnotations";
    public static final String ATTR_RuntimeInvisibleParameterAnnotations = "RuntimeInvisibleParameterAnnotations";
    public static final String ATTR_AnnotationDefault                    = "AnnotationDefault";

    public static final int ELEMENT_VALUE_STRING_CONSTANT = 's';
    public static final int ELEMENT_VALUE_ENUM_CONSTANT   = 'e';
    public static final int ELEMENT_VALUE_CLASS           = 'c';
    public static final int ELEMENT_VALUE_ANNOTATION      = '@';
    public static final int ELEMENT_VALUE_ARRAY           = '[';

    public static final char EXTERNAL_PACKAGE_SEPARATOR     = '.';
    public static final char EXTERNAL_INNER_CLASS_SEPARATOR = '.';
    public static final char INTERNAL_PACKAGE_SEPARATOR     = '/';
    public static final char INTERNAL_INNER_CLASS_SEPARATOR = '$';
    public static final char SPECIAL_CLASS_CHARACTER        = '-';
    public static final char SPECIAL_MEMBER_SEPARATOR       = '$';

    public static final char EXTERNAL_METHOD_ARGUMENTS_OPEN      = '(';
    public static final char EXTERNAL_METHOD_ARGUMENTS_CLOSE     = ')';
    public static final char EXTERNAL_METHOD_ARGUMENTS_SEPARATOR = ',';

    public static final char INTERNAL_METHOD_ARGUMENTS_OPEN  = '(';
    public static final char INTERNAL_METHOD_ARGUMENTS_CLOSE = ')';

    public static final String INTERNAL_PACKAGE_JAVA_LANG                   = "java/lang/";
    public static final String INTERNAL_NAME_JAVA_LANG_OBJECT               = "java/lang/Object";
    public static final String INTERNAL_TYPE_JAVA_LANG_OBJECT               = "Ljava/lang/Object;";
    public static final String INTERNAL_NAME_JAVA_LANG_CLONEABLE            = "java/lang/Cloneable";
    public static final String INTERNAL_NAME_JAVA_LANG_THROWABLE            = "java/lang/Throwable";
    public static final String INTERNAL_NAME_JAVA_LANG_CLASS                = "java/lang/Class";
    public static final String INTERNAL_NAME_JAVA_LANG_STRING               = "java/lang/String";
    public static final String INTERNAL_NAME_JAVA_LANG_STRING_BUFFER        = "java/lang/StringBuffer";
    public static final String INTERNAL_NAME_JAVA_LANG_STRING_BUILDER       = "java/lang/StringBuilder";
    public static final String INTERNAL_NAME_JAVA_LANG_INVOKE_METHOD_HANDLE = "java/lang/invoke/MethodHandle";
    public static final String INTERNAL_NAME_JAVA_LANG_INVOKE_METHOD_TYPE   = "java/lang/invoke/MethodType";
    public static final String INTERNAL_NAME_JAVA_IO_SERIALIZABLE           = "java/io/Serializable";

    public static final String INTERNAL_NAME_JAVA_UTIL_CONCURRENT_ATOMIC_ATOMIC_INTEGER_FIELD_UPDATER   = "java/util/concurrent/atomic/AtomicIntegerFieldUpdater";
    public static final String INTERNAL_NAME_JAVA_UTIL_CONCURRENT_ATOMIC_ATOMIC_LONG_FIELD_UPDATER      = "java/util/concurrent/atomic/AtomicLongFieldUpdater";
    public static final String INTERNAL_NAME_JAVA_UTIL_CONCURRENT_ATOMIC_ATOMIC_REFERENCE_FIELD_UPDATER = "java/util/concurrent/atomic/AtomicReferenceFieldUpdater";

    public static final String INTERNAL_METHOD_NAME_INIT   = "<init>";
    public static final String INTERNAL_METHOD_TYPE_INIT   = "()V";
    public static final String INTERNAL_METHOD_NAME_CLINIT = "<clinit>";
    public static final String INTERNAL_METHOD_TYPE_CLINIT = "()V";

    public static final String INTERNAL_METHOD_NAME_CLASS_FOR_NAME                      = "forName";
    public static final String INTERNAL_METHOD_TYPE_CLASS_FOR_NAME                      = "(Ljava/lang/String;)Ljava/lang/Class;";
    public static final String INTERNAL_METHOD_NAME_CLASS_GET_COMPONENT_TYPE            = "getComponentType";
    public static final String INTERNAL_METHOD_TYPE_CLASS_GET_COMPONENT_TYPE            = "()Ljava/lang/Class;";
    public static final String INTERNAL_METHOD_NAME_CLASS_GET_FIELD                     = "getField";
    public static final String INTERNAL_METHOD_TYPE_CLASS_GET_FIELD                     = "(Ljava/lang/String;)Ljava/lang/reflect/Field;";
    public static final String INTERNAL_METHOD_NAME_CLASS_GET_DECLARED_FIELD            = "getDeclaredField";
    public static final String INTERNAL_METHOD_TYPE_CLASS_GET_DECLARED_FIELD            = "(Ljava/lang/String;)Ljava/lang/reflect/Field;";
    public static final String INTERNAL_CONSTRUCTOR_NAME_CLASS_GET_CONSTRUCTOR          = "getConstructor";
    public static final String INTERNAL_CONSTRUCTOR_TYPE_CLASS_GET_CONSTRUCTOR          = "([Ljava/lang/Class;)Ljava/lang/reflect/Constructor;";
    public static final String INTERNAL_CONSTRUCTOR_NAME_CLASS_GET_DECLARED_CONSTRUCTOR = "getDeclaredConstructor";
    public static final String INTERNAL_CONSTRUCTOR_TYPE_CLASS_GET_DECLARED_CONSTRUCTOR = "([Ljava/lang/Class;)Ljava/lang/reflect/Constructor;";
    public static final String INTERNAL_METHOD_NAME_CLASS_GET_METHOD                    = "getMethod";
    public static final String INTERNAL_METHOD_TYPE_CLASS_GET_METHOD                    = "(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;";
    public static final String INTERNAL_METHOD_NAME_CLASS_GET_DECLARED_METHOD           = "getDeclaredMethod";
    public static final String INTERNAL_METHOD_TYPE_CLASS_GET_DECLARED_METHOD           = "(Ljava/lang/String;[Ljava/lang/Class;)Ljava/lang/reflect/Method;";
    public static final String INTERNAL_METHOD_NAME_NEW_UPDATER                         = "newUpdater";
    public static final String INTERNAL_METHOD_TYPE_NEW_INTEGER_UPDATER                 = "(Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicIntegerFieldUpdater;";
    public static final String INTERNAL_METHOD_TYPE_NEW_LONG_UPDATER                    = "(Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicLongFieldUpdater;";
    public static final String INTERNAL_METHOD_TYPE_NEW_REFERENCE_UPDATER               = "(Ljava/lang/Class;Ljava/lang/Class;Ljava/lang/String;)Ljava/util/concurrent/atomic/AtomicReferenceFieldUpdater;";

    public static final String INTERNAL_METHOD_NAME_DOT_CLASS_JAVAC = "class$";
    public static final String INTERNAL_METHOD_TYPE_DOT_CLASS_JAVAC = "(Ljava/lang/String;)Ljava/lang/Class;";
    public static final String INTERNAL_METHOD_NAME_DOT_CLASS_JIKES = "class";
    public static final String INTERNAL_METHOD_TYPE_DOT_CLASS_JIKES = "(Ljava/lang/String;Z)Ljava/lang/Class;";

    public static final String INTERNAL_METHOD_NAME_NEW_INSTANCE = "newInstance";
    public static final String INTERNAL_METHOD_TYPE_NEW_INSTANCE = "()Ljava/lang/Object;";

    public static final String INTERNAL_METHOD_NAME_EQUALS                 = "equals";
    public static final String INTERNAL_METHOD_TYPE_EQUALS                 = "(Ljava/lang/Object;)Z";
    public static final String INTERNAL_METHOD_NAME_LENGTH                 = "length";
    public static final String INTERNAL_METHOD_TYPE_LENGTH                 = "()I";
    public static final String INTERNAL_METHOD_NAME_APPEND                 = "append";
    public static final String INTERNAL_METHOD_TYPE_STRING_VOID            = "(Ljava/lang/String;)V";
    public static final String INTERNAL_METHOD_TYPE_BOOLEAN_STRING_BUFFER  = "(Z)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_CHAR_STRING_BUFFER     = "(C)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_INT_STRING_BUFFER      = "(I)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_LONG_STRING_BUFFER     = "(J)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_FLOAT_STRING_BUFFER    = "(F)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_DOUBLE_STRING_BUFFER   = "(D)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_STRING_STRING_BUFFER   = "(Ljava/lang/String;)Ljava/lang/StringBuffer;";
    public static final String INTERNAL_METHOD_TYPE_BOOLEAN_STRING_BUILDER = "(Z)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_CHAR_STRING_BUILDER    = "(C)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_INT_STRING_BUILDER     = "(I)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_LONG_STRING_BUILDER    = "(J)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_FLOAT_STRING_BUILDER   = "(F)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_DOUBLE_STRING_BUILDER  = "(D)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_TYPE_STRING_STRING_BUILDER  = "(Ljava/lang/String;)Ljava/lang/StringBuilder;";
    public static final String INTERNAL_METHOD_NAME_TOSTRING               = "toString";
    public static final String INTERNAL_METHOD_TYPE_TOSTRING               = "()Ljava/lang/String;";

    public static final char INTERNAL_TYPE_VOID                   = 'V';
    public static final char INTERNAL_TYPE_BOOLEAN                = 'Z';
    public static final char INTERNAL_TYPE_BYTE                   = 'B';
    public static final char INTERNAL_TYPE_CHAR                   = 'C';
    public static final char INTERNAL_TYPE_SHORT                  = 'S';
    public static final char INTERNAL_TYPE_INT                    = 'I';
    public static final char INTERNAL_TYPE_LONG                   = 'J';
    public static final char INTERNAL_TYPE_FLOAT                  = 'F';
    public static final char INTERNAL_TYPE_DOUBLE                 = 'D';
    public static final char INTERNAL_TYPE_CLASS_START            = 'L';
    public static final char INTERNAL_TYPE_CLASS_END              = ';';
    public static final char INTERNAL_TYPE_ARRAY                  = '[';
    public static final char INTERNAL_TYPE_GENERIC_VARIABLE_START = 'T';
    public static final char INTERNAL_TYPE_GENERIC_START          = '<';
    public static final char INTERNAL_TYPE_GENERIC_BOUND          = ':';
    public static final char INTERNAL_TYPE_GENERIC_END            = '>';

    public static final String EXTERNAL_TYPE_JAVA_LANG_OBJECT = "java.lang.Object";
    public static final String EXTERNAL_PACKAGE_JAVA_LANG     = "java.lang.";

    public static final String EXTERNAL_TYPE_VOID    = "void";
    public static final String EXTERNAL_TYPE_BOOLEAN = "boolean";
    public static final String EXTERNAL_TYPE_BYTE    = "byte";
    public static final String EXTERNAL_TYPE_CHAR    = "char";
    public static final String EXTERNAL_TYPE_SHORT   = "short";
    public static final String EXTERNAL_TYPE_INT     = "int";
    public static final String EXTERNAL_TYPE_FLOAT   = "float";
    public static final String EXTERNAL_TYPE_LONG    = "long";
    public static final String EXTERNAL_TYPE_DOUBLE  = "double";
    public static final String EXTERNAL_TYPE_ARRAY   = "[]";

    public static final int TYPICAL_CONSTANT_POOL_SIZE     = 256;
    public static final int TYPICAL_FIELD_COUNT            = 64;
    public static final int TYPICAL_METHOD_COUNT           = 64;
    public static final int TYPICAL_CODE_LENGTH            = 1024;
    public static final int TYPICAL_EXCEPTION_TABLE_LENGTH = 16;
    public static final int TYPICAL_VARIABLES_SIZE         = 64;
    public static final int TYPICAL_STACK_SIZE             = 16;
}