/*

   Copyright 2002  The Apache Software Foundation 

   Licensed under the Apache License, Version 2.0 (the "License");
   you may not use this file except in compliance with the License.
   You may obtain a copy of the License at

       http://www.apache.org/licenses/LICENSE-2.0

   Unless required by applicable law or agreed to in writing, software
   distributed under the License is distributed on an "AS IS" BASIS,
   WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   See the License for the specific language governing permissions and
   limitations under the License.

 */

/* This class copied from org.apache.batik.css.engine.sac */

package org.eclipse.e4.ui.css.core.impl.sac;

import org.w3c.css.sac.AttributeCondition;
import org.w3c.css.sac.CSSException;
import org.w3c.css.sac.CombinatorCondition;
import org.w3c.css.sac.Condition;
import org.w3c.css.sac.ConditionFactory;
import org.w3c.css.sac.ContentCondition;
import org.w3c.css.sac.LangCondition;
import org.w3c.css.sac.NegativeCondition;
import org.w3c.css.sac.PositionalCondition;

/**
 * This class provides an implementation of the
 * {@link org.w3c.css.sac.ConditionFactory} interface.
 */
public class CSSConditionFactoryImpl implements ConditionFactory {

	/**
	 * The class attribute namespace URI.
	 */
	protected String classNamespaceURI;

	/**
	 * The class attribute local name.
	 */
	protected String classLocalName;

	/**
	 * The id attribute namespace URI.
	 */
	protected String idNamespaceURI;

	/**
	 * The id attribute local name.
	 */
	protected String idLocalName;

	/**
	 * Creates a new condition factory.
	 */
	public CSSConditionFactoryImpl(String cns, String cln, String idns,
			String idln) {
		classNamespaceURI = cns;
		classLocalName = cln;
		idNamespaceURI = idns;
		idLocalName = idln;
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createAndCondition(Condition,Condition)}.
	 */
	public CombinatorCondition createAndCondition(Condition first,
			Condition second) throws CSSException {
		return new CSSAndConditionImpl(first, second);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createOrCondition(Condition,Condition)}.
	 */
	public CombinatorCondition createOrCondition(Condition first,
			Condition second) throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createNegativeCondition(Condition)}.
	 */
	public NegativeCondition createNegativeCondition(Condition condition)
			throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createPositionalCondition(int,boolean,boolean)}.
	 */
	public PositionalCondition createPositionalCondition(int position,
			boolean typeNode, boolean type) throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createAttributeCondition(String,String,boolean,String)}.
	 */
	public AttributeCondition createAttributeCondition(String localName,
			String namespaceURI, boolean specified, String value)
			throws CSSException {
		return new CSSAttributeConditionImpl(localName, namespaceURI, specified,
				value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createIdCondition(String)}.
	 */
	public AttributeCondition createIdCondition(String value)
			throws CSSException {
		return new CSSIdConditionImpl(idNamespaceURI, idLocalName, value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createLangCondition(String)}.
	 */
	public LangCondition createLangCondition(String lang) throws CSSException {
		return new CSSLangConditionImpl(lang);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createOneOfAttributeCondition(String,String,boolean,String)}.
	 */
	public AttributeCondition createOneOfAttributeCondition(String localName,
			String nsURI, boolean specified, String value) throws CSSException {
		return new CSSOneOfAttributeConditionImpl(localName, nsURI, specified,
				value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createBeginHyphenAttributeCondition(String,String,boolean,String)}.
	 */
	public AttributeCondition createBeginHyphenAttributeCondition(
			String localName, String namespaceURI, boolean specified,
			String value) throws CSSException {
		return new CSSBeginHyphenAttributeConditionImpl(localName,
				namespaceURI, specified, value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createClassCondition(String,String)}.
	 */
	public AttributeCondition createClassCondition(String namespaceURI,
			String value) throws CSSException {
		return new CSSClassConditionImpl(classLocalName, classNamespaceURI, value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * ConditionFactory#createPseudoClassCondition(String,String)}.
	 */
	public AttributeCondition createPseudoClassCondition(String namespaceURI,
			String value) throws CSSException {
		return new CSSPseudoClassConditionImpl(namespaceURI, value);
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createOnlyChildCondition()}.
	 */
	public Condition createOnlyChildCondition() throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createOnlyTypeCondition()}.
	 */
	public Condition createOnlyTypeCondition() throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}

	/**
	 * <b>SAC</b>: Implements {@link
	 * org.w3c.css.sac.ConditionFactory#createContentCondition(String)}.
	 */
	public ContentCondition createContentCondition(String data)
			throws CSSException {
		throw new CSSException("Not implemented in CSS2");
	}
}