org.atemsource.atem.utility.path.AttributePath Maven / Gradle / Ivy

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/*******************************************************************************
 * Stefan Meyer, 2012
 * 
 * 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.
 ******************************************************************************/
package org.atemsource.atem.utility.path;

import org.atemsource.atem.api.attribute.Attribute;


public interface AttributePath
{
	public String getAsString();

	/**
	 * return the attribute that this path refers to. Might return null if the last path element is a key or index.
	 * returns null if the attribute haas no unique match
	 * 
	 * @return
	 */
	public Attribute getAttribute();

	/**
	 * return the attribute that this path refers to. If the attribute refers to a roperty that is implemented separately
	 * in two sibling classes then you need to provide th
	 * 
	 * @param entity
	 * @return
	 */
	public Attribute getAttribute(Object entity);

	/**
	 * return the value of the path with the last path element removed.
	 * 
	 * @param entity
	 * @return
	 */
	public Object getBaseValue(Object entity);

	public PathType getSourceType();

	public PathType getTargetType();

	public Object getValue(Object entity);

	public boolean isContainingIndexesOrKeys();

	public boolean isWriteable();

	public void setValue(Object entity, Object value);

}