Copyright (c) 2005, 2015 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 466308 - [hovering] Javadoc header for parameter is wrong with annotation-based null analysis
/*******************************************************************************
 * Copyright (c) 2005, 2015 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 466308 - [hovering] Javadoc header for parameter is wrong with annotation-based null analysis
 *******************************************************************************/
package org.eclipse.jdt.internal.core.util;

public class KeyKind extends BindingKeyParser {

	public static final int F_TYPE = 0x0001;
	public static final int F_METHOD = 0x0002;
	public static final int F_FIELD = 0x0004;
	public static final int F_TYPE_PARAMETER = 0x0008;
	public static final int F_LOCAL_VAR = 0x0010;
	public static final int F_MEMBER = 0x0020;
	public static final int F_LOCAL = 0x0040;
	public static final int F_PARAMETERIZED_TYPE = 0x0080;
	public static final int F_RAW_TYPE = 0x0100;
	public static final int F_WILDCARD_TYPE = 0x0200;
	public static final int F_PARAMETERIZED_METHOD = 0x0400;
	public static final int F_CAPTURE = 0x0800;
	public static final int F_CONSTRUCTOR = 0x1000;

	public int flags = 0;
	private KeyKind innerKeyKind;

	public KeyKind(BindingKeyParser parser) {
		super(parser);
	}

	public KeyKind(String key) {
		super(key);
	}

	@Override
	public void consumeBaseType(char[] baseTypeSig) {
		this.flags |= F_TYPE;
	}

	@Override
	public void consumeCapture(int position) {
		this.flags |= F_CAPTURE;
	}

	@Override
	public void consumeField(char[] fieldName) {
		this.flags |= F_FIELD;
	}

	@Override
	public void consumeLocalType(char[] uniqueKey) {
		this.flags |= F_LOCAL;
	}

	@Override
	public void consumeLocalVar(char[] varName, int occurrenceCount, int argumentPosition) {
		this.flags |= F_LOCAL_VAR;
	}

	@Override
	public void consumeMemberType(char[] simpleTypeName) {
		this.flags |= F_MEMBER;
	}

	@Override
	public void consumeMethod(char[] selector, char[] signature) {
		this.flags |= F_METHOD;
		if (selector.length == 0)
			this.flags |= F_CONSTRUCTOR;
	}

	@Override
	public void consumeParameterizedGenericMethod() {
		this.flags |= F_PARAMETERIZED_METHOD;
	}

	@Override
	public void consumeParameterizedType(char[] simpleTypeName, boolean isRaw) {
		this.flags |= isRaw ? F_RAW_TYPE : F_PARAMETERIZED_TYPE;
	}

	@Override
	public void consumeParser(BindingKeyParser parser) {
		this.innerKeyKind = (KeyKind) parser;
	}

	@Override
	public void consumeRawType() {
		this.flags |= F_RAW_TYPE;
	}

	@Override
	public void consumeTopLevelType() {
		this.flags |= F_TYPE;
	}

	@Override
	public void consumeTypeParameter(char[] typeParameterName) {
		this.flags |= F_TYPE_PARAMETER;
	}

	@Override
	public void consumeTypeWithCapture() {
		this.flags = this.innerKeyKind.flags;
	}

	@Override
	public void consumeWildCard(int kind) {
		this.flags |= F_WILDCARD_TYPE;
	}

	@Override
	public BindingKeyParser newParser() {
		return new KeyKind(this);
	}
}