Copyright (c) 2004, 2005 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
/*******************************************************************************
 * Copyright (c) 2004, 2005 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
 *******************************************************************************/
package org.eclipse.core.internal.content;

import org.eclipse.core.runtime.content.IContentType;

Provides a uniform representation for file specifications, such
as file names, file extensions and regular expressions.
/**
 * Provides a uniform representation for file specifications, such
 * as file names, file extensions and regular expressions.
 */
class FileSpec {
	final static int BASIC_TYPE = IContentType.FILE_EXTENSION_SPEC | IContentType.FILE_NAME_SPEC;
	private String text;
	private int type;

	public FileSpec(String text, int type) {
		this.text = text;
		this.type = type;
	}

	public String getText() {
		return text;
	}

	public int getType() {
		return type;
	}

	public static int getBasicType(int type) {
		return BASIC_TYPE & type;
	}

	@Override
	public boolean equals(Object other) {
		if (!(other instanceof FileSpec))
			return false;
		FileSpec otherFileSpec = (FileSpec) other;
		return equals(text, otherFileSpec.getType(), false);
	}

	public boolean equals(final String text, final int otherType, final boolean strict) {
		return ((!strict && getBasicType(type) == getBasicType(otherType)) || type == otherType) && this.text.equalsIgnoreCase(text);
	}

	@Override
	public int hashCode() {
		return text.hashCode();
	}

	public static String getMappingKeyFor(String fileSpecText) {
		return fileSpecText.toLowerCase();
	}

	@Override
	public String toString() {
		return getText();
	}
}