Copyright (c) 2000, 2014 IBM Corporation and others.
This program and the accompanying materials
are made available under the terms of the Eclipse Public License 2.0
which accompanies this distribution, and is available at
https://www.eclipse.org/legal/epl-2.0/
SPDX-License-Identifier: EPL-2.0
Contributors:
    IBM Corporation - initial API and implementation
    Stephan Herrmann - Contribution for
							Bug 429958 - [1.8][null] evaluate new DefaultLocation attribute of @NonNullByDefault
/*******************************************************************************
 * Copyright (c) 2000, 2014 IBM Corporation and others.
 *
 * This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License 2.0
 * which accompanies this distribution, and is available at
 * https://www.eclipse.org/legal/epl-2.0/
 *
 * SPDX-License-Identifier: EPL-2.0
 *
 * Contributors:
 *     IBM Corporation - initial API and implementation
 *     Stephan Herrmann - Contribution for
 *								Bug 429958 - [1.8][null] evaluate new DefaultLocation attribute of @NonNullByDefault
 *******************************************************************************/
package org.eclipse.jdt.internal.compiler.ast;

import org.eclipse.jdt.internal.compiler.ASTVisitor;
import org.eclipse.jdt.internal.compiler.impl.Constant;
import org.eclipse.jdt.internal.compiler.lookup.*;

public class JavadocImplicitTypeReference extends TypeReference {

	public char[] token;

	public JavadocImplicitTypeReference(char[] name, int pos) {
		super();
		this.token = name;
		this.sourceStart = pos;
		this.sourceEnd = pos;
	}
	
	@Override
	public TypeReference augmentTypeWithAdditionalDimensions(int additionalDimensions, Annotation[][] additionalAnnotations, boolean isVarargs) {
		return null;
	}

	@Override
	protected TypeBinding getTypeBinding(Scope scope) {
		this.constant = Constant.NotAConstant;
		return this.resolvedType = scope.enclosingReceiverType();
	}

	@Override
	public char[] getLastToken() {
		return this.token;
	}

	@Override
	public char[][] getTypeName() {
		if (this.token != null) {
			char[][] tokens = { this.token };
			return tokens;
		}
		return null;
	}
	@Override
	public boolean isThis() {
		return true;
	}

	/*
	 * Resolves type on a Block, Class or CompilationUnit scope.
	 * We need to modify resoling behavior to avoid raw type creation.
	 */
	@Override
	protected TypeBinding internalResolveType(Scope scope, int location) {
		// handle the error here
		this.constant = Constant.NotAConstant;
		if (this.resolvedType != null) { // is a shared type reference which was already resolved
			if (this.resolvedType.isValidBinding()) {
				return this.resolvedType;
			} else {
				switch (this.resolvedType.problemId()) {
					case ProblemReasons.NotFound :
					case ProblemReasons.NotVisible :
						TypeBinding type = this.resolvedType.closestMatch();
						return type;
					default :
						return null;
				}
			}
		}
		boolean hasError;
		TypeBinding type = this.resolvedType = getTypeBinding(scope);
		if (type == null) {
			return null; // detected cycle while resolving hierarchy
		} else if ((hasError = !type.isValidBinding())== true) {
			reportInvalidType(scope);
			switch (type.problemId()) {
				case ProblemReasons.NotFound :
				case ProblemReasons.NotVisible :
					type = type.closestMatch();
					if (type == null) return null;
					break;
				default :
					return null;
			}
		}
		if (type.isArrayType() && ((ArrayBinding) type).leafComponentType == TypeBinding.VOID) {
			scope.problemReporter().cannotAllocateVoidArray(this);
			return null;
		}
		if (isTypeUseDeprecated(type, scope)) {
			reportDeprecatedType(type, scope);
		}
		// https://bugs.eclipse.org/bugs/show_bug.cgi?id=209936
		// raw convert all enclosing types when dealing with Javadoc references
		if (type.isGenericType() || type.isParameterizedType()) {
			type = scope.environment().convertToRawType(type, true /*force the conversion of enclosing types*/);
		}

		if (hasError) {
			// do not store the computed type, keep the problem type instead
			return type;
		}
		return this.resolvedType = type;
	}

	@Override
	protected void reportInvalidType(Scope scope) {
		scope.problemReporter().javadocInvalidType(this, this.resolvedType, scope.getDeclarationModifiers());
	}
	@Override
	protected void reportDeprecatedType(TypeBinding type, Scope scope) {
		scope.problemReporter().javadocDeprecatedType(type, this, scope.getDeclarationModifiers());
	}

	@Override
	public void traverse(ASTVisitor visitor, BlockScope scope) {
		visitor.visit(this, scope);
		visitor.endVisit(this, scope);
	}

	@Override
	public void traverse(ASTVisitor visitor, ClassScope scope) {
		visitor.visit(this, scope);
		visitor.endVisit(this, scope);
	}

	@Override
	public StringBuffer printExpression(int indent, StringBuffer output) {
		return new StringBuffer();
	}
}