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.QualifiedName;

A content description for which all  properties have default values.
/**
 * A content description for which all  properties have default values.
 */
public final class DefaultDescription extends BasicDescription {

	public DefaultDescription(IContentTypeInfo contentTypeInfo) {
		super(contentTypeInfo);
	}

	@Override
	public boolean equals(Object obj) {
		if (!(obj instanceof DefaultDescription))
			return false;
		// see ContentType.equals()
		return contentTypeInfo.equals(((DefaultDescription) obj).contentTypeInfo);
	}

	@Override
	public String getCharset() {
		return (String) getProperty(CHARSET);
	}

	@Override
	public Object getProperty(QualifiedName key) {
		return contentTypeInfo.getDefaultProperty(key);
	}

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

	@Override
	public boolean isRequested(QualifiedName key) {
		return false;
	}

	@Override
	public void setProperty(QualifiedName key, Object value) {
		throw new IllegalStateException();
	}

	@Override
	public String toString() {
		return "{default} : " + contentTypeInfo.getContentType(); //$NON-NLS-1$
	}
}