org.robokind.api.animation.library.DefaultAnimationLibrary Maven / Gradle / Ivy

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/*
 * Copyright 2011 Hanson Robokind LLC.
 *
 * 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.robokind.api.animation.library;

import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.logging.Level;
import java.util.logging.Logger;
import org.robokind.api.animation.Animation;
import org.robokind.api.common.config.VersionProperty;

/**
 *
 * @author Matthew Stevenson 
 */
public class DefaultAnimationLibrary implements AnimationLibrary{
    private final static Logger theLogger = Logger.getLogger(DefaultAnimationLibrary.class.getName());
    private Map myAnimationMap;
    private List myAnimtionVersions;
    private String myLibraryId;
    
    public DefaultAnimationLibrary(String libId){
        if(libId == null){
            throw new NullPointerException();
        }
        myLibraryId = libId;
        myAnimationMap = new HashMap();
        myAnimtionVersions = new ArrayList();
    }
    
    @Override
    public List getAnimationVersions() {
        return myAnimtionVersions;
    }

    @Override
    public Animation getAnimation(VersionProperty version) {
        return myAnimationMap.get(version);
    }

    @Override
    public void add(Animation animation) {
        VersionProperty version = animation.getVersion();
        if(myAnimationMap.containsKey(version)){
            theLogger.log(Level.WARNING, "Not adding Animation. "
                    + "Animation with given version ({0}) already exists.", 
                    version);
            return;
        }
        myAnimationMap.put(version, animation);
        myAnimtionVersions.add(version);
    }

    @Override
    public void remove(Animation animation) {
        if(!myAnimationMap.containsValue(animation)){
            theLogger.log(Level.WARNING, 
                    "Could not find given animation: {0}", animation);
            return;
        }
        for(Entry e : myAnimationMap.entrySet()){
            if(!animation.equals(e.getValue())){
                continue;
            }
            VersionProperty prop = e.getKey();
            myAnimationMap.remove(prop);
            myAnimtionVersions.remove(prop);
        }
    }

    @Override
    public String getAnimationLibraryId() {
        return myLibraryId;
    }

    @Override
    public void clear() {
        myAnimationMap.clear();
        myAnimtionVersions.clear();
    }
    
}