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package ca.uhn.fhir.rest.server;

/*
 * #%L
 * HAPI FHIR - Core Library
 * %%
 * Copyright (C) 2014 - 2016 University Health Network
 * %%
 * 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.
 * #L%
 */

import java.util.ArrayList;
import java.util.List;

import ca.uhn.fhir.rest.method.BaseMethodBinding;
import ca.uhn.fhir.rest.method.RequestDetails;

/**
 * Created by dsotnikov on 2/25/2014.
 */
public class ResourceBinding {

	private static final org.slf4j.Logger ourLog = org.slf4j.LoggerFactory.getLogger(ResourceBinding.class);

	private String resourceName;
	private List> methods = new ArrayList>();

	public ResourceBinding() {
	}

	public ResourceBinding(String resourceName, List> methods) {
		this.resourceName = resourceName;
		this.methods = methods;
	}

	public BaseMethodBinding getMethod(RequestDetails theRequest) {
		if (null == methods) {
			ourLog.warn("No methods exist for resource: {}", resourceName);
			return null;
		}

		ourLog.debug("Looking for a handler for {}", theRequest);
		for (BaseMethodBinding rm : methods) {
			if (rm.incomingServerRequestMatchesMethod(theRequest)) {
				ourLog.debug("Handler {} matches", rm);
				return rm;
			} else {
				ourLog.trace("Handler {} does not match", rm);
			}
		}
		return null;
	}

	public String getResourceName() {
		return resourceName;
	}

	public void setResourceName(String resourceName) {
		this.resourceName = resourceName;
	}

	public List> getMethodBindings() {
		return methods;
	}

	public void setMethods(List> methods) {
		this.methods = methods;
	}

	public void addMethod(BaseMethodBinding method) {
		this.methods.add(method);
	}

	@Override
	public boolean equals(Object o) {
		if (!(o instanceof ResourceBinding))
			return false;
		return resourceName.equals(((ResourceBinding) o).getResourceName());
	}

	@Override
	public int hashCode() {
		return 0;
	}

}