TypeIds.java

/*******************************************************************************
 * Copyright (c) 2000, 2015 IBM Corporation and others.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Stephan Herrmann - Contributions for
 *     							bug 349326 - [1.7] new warning for missing try-with-resources
 *     							bug 359362 - FUP of bug 349326: Resource leak on non-Closeable resource
 *								bug 186342 - [compiler][null] Using annotations for null checking
 *								bug 358903 - Filter practically unimportant resource leak warnings
 *								bug 400421 - [compiler] Null analysis for fields does not take @com.google.inject.Inject into account
 *								bug 382069 - [null] Make the null analysis consider JUnit's assertNotNull similarly to assertions
 *      Jesper S Moller <jesper@selskabet.org> -  Contributions for
 *								Bug 412153 - [1.8][compiler] Check validity of annotations which may be repeatable
 *     Ulrich Grave <ulrich.grave@gmx.de> - Contributions for
 *                              bug 386692 - Missing "unused" warning on "autowired" fields
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.lookup;

public interface TypeIds {

    //base type void null undefined Object String
	//should have an id that is 0<= id <= 15
    // The IDs below must be representable using 4 bits so as to fit in operator signatures.
	final int T_undefined = 0; // should not be changed
	final int T_JavaLangObject = 1;
	final int T_char = 2;
	final int T_byte = 3;
	final int T_short = 4;
	final int T_boolean = 5;
	final int T_void = 6;
	final int T_long = 7;
	final int T_double = 8;
	final int T_float = 9;
	final int T_int = 10;
	final int T_JavaLangString = 11;
	final int T_null = 12;

	//=========end of 4 bits constraint===========

	// well-known exception types
	final int T_JavaLangClass = 16;
	final int T_JavaLangStringBuffer = 17;
	final int T_JavaLangSystem = 18;
	final int T_JavaLangError = 19;
	final int T_JavaLangReflectConstructor = 20;
	final int T_JavaLangThrowable = 21;
	final int T_JavaLangNoClassDefError = 22;
	final int T_JavaLangClassNotFoundException = 23;
	final int T_JavaLangRuntimeException = 24;
	final int T_JavaLangException = 25;

	// wrapper types
	final int T_JavaLangByte = 26;
	final int T_JavaLangShort = 27;
	final int T_JavaLangCharacter = 28;
	final int T_JavaLangInteger = 29;
	final int T_JavaLangLong = 30;
	final int T_JavaLangFloat = 31;
	final int T_JavaLangDouble = 32;
	final int T_JavaLangBoolean = 33;
	final int T_JavaLangVoid = 34;

	// 1.4 features
	final int T_JavaLangAssertionError = 35;

	// array interfaces
	final int T_JavaLangCloneable = 36;
	final int T_JavaIoSerializable = 37;

	// 1.5 features
	final int T_JavaLangIterable = 38;
	final int T_JavaUtilIterator = 39;
	final int T_JavaLangStringBuilder = 40;
	final int T_JavaLangEnum = 41;
	final int T_JavaLangIllegalArgumentException = 42;
	final int T_JavaLangAnnotationAnnotation = 43;
	final int T_JavaLangDeprecated = 44;
	final int T_JavaLangAnnotationDocumented = 45;
	final int T_JavaLangAnnotationInherited = 46;
	final int T_JavaLangOverride = 47;
	final int T_JavaLangAnnotationRetention = 48;
	final int T_JavaLangSuppressWarnings = 49;
	final int T_JavaLangAnnotationTarget = 50;
	final int T_JavaLangAnnotationRetentionPolicy = 51;
	final int T_JavaLangAnnotationElementType = 52;

	final int T_JavaIoPrintStream = 53;

	final int T_JavaLangReflectField = 54;
	final int T_JavaLangReflectMethod = 55;

	final int T_JavaIoExternalizable = 56;
	final int T_JavaIoObjectStreamException = 57;
	final int T_JavaIoException = 58;
	
	final int T_JavaUtilCollection = 59;
	
	// java 7
	final int T_JavaLangSafeVarargs = 60;
	
	final int T_JavaLangInvokeMethodHandlePolymorphicSignature = 61;

	// java 7 java.lang.AutoCloseable
	final int T_JavaLangAutoCloseable = 62;
	
	// new in 3.8 for null annotations, removed in 4.6 (ids 65-67)
	
	// new in 3.8 to identify org.eclipse.core.runtime.Assert
	final int T_OrgEclipseCoreRuntimeAssert = 68;
	// new in 3.9 to identify more assertion utilities:
	final int T_JunitFrameworkAssert = 69;
	final int T_OrgJunitAssert = 70;
	final int T_OrgApacheCommonsLangValidate = 71;
	final int T_OrgApacheCommonsLang3Validate = 72;
	final int T_ComGoogleCommonBasePreconditions = 73;
	final int T_JavaUtilObjects = 74;

	// java 8
	final int T_JavaLangFunctionalInterface = 77;

	// new in 3.9 to identify known @Inject annotations
	final int T_JavaxInjectInject = 80;
	final int T_ComGoogleInjectInject = 81;

	// @Autowired
	final int T_OrgSpringframeworkBeansFactoryAnnotationAutowired = 82;

	// Java 8 - JEP 120
	final int T_JavaLangAnnotationRepeatable = 90;
	// If you add new type id, make sure to bump up T_LastWellKnownTypeId if there is a cross over.
	final int T_LastWellKnownTypeId = 128;
	

	final int NoId = Integer.MAX_VALUE;

	public static final int IMPLICIT_CONVERSION_MASK = 0xFF;
	public static final int COMPILE_TYPE_MASK = 0xF;

	// implicit conversions: <compileType> to <runtimeType>  (note: booleans are integers at runtime)
	final int Boolean2Int = T_boolean + (T_int << 4);
	final int Boolean2String = T_boolean + (T_JavaLangString << 4);
	final int Boolean2Boolean = T_boolean + (T_boolean << 4);
	final int Byte2Byte = T_byte + (T_byte << 4);
	final int Byte2Short = T_byte + (T_short << 4);
	final int Byte2Char = T_byte + (T_char << 4);
	final int Byte2Int = T_byte + (T_int << 4);
	final int Byte2Long = T_byte + (T_long << 4);
	final int Byte2Float = T_byte + (T_float << 4);
	final int Byte2Double = T_byte + (T_double << 4);
	final int Byte2String = T_byte + (T_JavaLangString << 4);
	final int Short2Byte = T_short + (T_byte << 4);
	final int Short2Short = T_short + (T_short << 4);
	final int Short2Char = T_short + (T_char << 4);
	final int Short2Int = T_short + (T_int << 4);
	final int Short2Long = T_short + (T_long << 4);
	final int Short2Float = T_short + (T_float << 4);
	final int Short2Double = T_short + (T_double << 4);
	final int Short2String = T_short + (T_JavaLangString << 4);
	final int Char2Byte = T_char + (T_byte << 4);
	final int Char2Short = T_char + (T_short << 4);
	final int Char2Char = T_char + (T_char << 4);
	final int Char2Int = T_char + (T_int << 4);
	final int Char2Long = T_char + (T_long << 4);
	final int Char2Float = T_char + (T_float << 4);
	final int Char2Double = T_char + (T_double << 4);
	final int Char2String = T_char + (T_JavaLangString << 4);
	final int Int2Byte = T_int + (T_byte << 4);
	final int Int2Short = T_int + (T_short << 4);
	final int Int2Char = T_int + (T_char << 4);
	final int Int2Int = T_int + (T_int << 4);
	final int Int2Long = T_int + (T_long << 4);
	final int Int2Float = T_int + (T_float << 4);
	final int Int2Double = T_int + (T_double << 4);
	final int Int2String = T_int + (T_JavaLangString << 4);
	final int Long2Byte = T_long + (T_byte << 4);
	final int Long2Short = T_long + (T_short << 4);
	final int Long2Char = T_long + (T_char << 4);
	final int Long2Int = T_long + (T_int << 4);
	final int Long2Long = T_long + (T_long << 4);
	final int Long2Float = T_long + (T_float << 4);
	final int Long2Double = T_long + (T_double << 4);
	final int Long2String = T_long + (T_JavaLangString << 4);
	final int Float2Byte = T_float + (T_byte << 4);
	final int Float2Short = T_float + (T_short << 4);
	final int Float2Char = T_float + (T_char << 4);
	final int Float2Int = T_float + (T_int << 4);
	final int Float2Long = T_float + (T_long << 4);
	final int Float2Float = T_float + (T_float << 4);
	final int Float2Double = T_float + (T_double << 4);
	final int Float2String = T_float + (T_JavaLangString << 4);
	final int Double2Byte = T_double + (T_byte << 4);
	final int Double2Short = T_double + (T_short << 4);
	final int Double2Char = T_double + (T_char << 4);
	final int Double2Int = T_double + (T_int << 4);
	final int Double2Long = T_double + (T_long << 4);
	final int Double2Float = T_double + (T_float << 4);
	final int Double2Double = T_double + (T_double << 4);
	final int Double2String = T_double + (T_JavaLangString << 4);
	final int String2String = T_JavaLangString + (T_JavaLangString << 4);
	final int Object2String = T_JavaLangObject + (T_JavaLangString << 4);
	final int Null2Null = T_null + (T_null << 4);
	final int Null2String = T_null + (T_JavaLangString << 4);
	final int Object2Object = T_JavaLangObject + (T_JavaLangObject << 4);
	final int Object2byte = T_JavaLangObject + (T_byte << 4);
	final int Object2short = T_JavaLangObject + (T_short << 4);
	final int Object2char = T_JavaLangObject + (T_char << 4);
	final int Object2int = T_JavaLangObject + (T_int << 4);
	final int Object2long = T_JavaLangObject + (T_long << 4);
	final int Object2float = T_JavaLangObject + (T_float << 4);
	final int Object2double = T_JavaLangObject + (T_double << 4);
	final int Object2boolean = T_JavaLangObject + (T_boolean << 4);
	final int BOXING = 0x200;
	final int UNBOXING = 0x400;

	/**
	 * Marks a type whose type bits have not yet been initialized.
	 * @see ReferenceBinding#hasTypeBit(int)
	 */
	final int BitUninitialized = 0x8000000;
	/** 
	 * Marks all sub-types of java.lang.AutoCloseable.
	 * @see ReferenceBinding#hasTypeBit(int)
	 */
	final int BitAutoCloseable = 1;
	/** 
	 * Marks all sub-types of java.io.Closeable.
	 * @see ReferenceBinding#hasTypeBit(int)
	 */
	final int BitCloseable = 2;
	/**
	 * Bit for members of a white list:
	 * Subtypes of Closeable that wrap another resource without directly holding any OS resources. 
	 */
	final int BitWrapperCloseable = 4;
	/**
	 * Bit for members of a white list:
	 * Subtypes of Closeable that do not hold an OS resource that needs to be released.
	 */
	final int BitResourceFreeCloseable = 8;
	
	final int BitUninternedType = 16;

	/** Bit for a type configured as a @NonNull annotation. */
	final int BitNonNullAnnotation = 32;
	/** Bit for a type configured as a @Nullable annotation. */
	final int BitNullableAnnotation = 64;
	/** Bit for a type configured as a @NonNullByDefault annotation. */
	final int BitNonNullByDefaultAnnotation = 128;
	final int BitAnyNullAnnotation = BitNonNullAnnotation | BitNullableAnnotation | BitNonNullByDefaultAnnotation;

	/**
	 * Set of type bits that should be inherited by any sub types.
	 */
	final int InheritableBits = BitAutoCloseable | BitCloseable | BitUninternedType;
}