de.uniulm.omi.cloudiator.lance.application.DeploymentContext Maven / Gradle / Ivy

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/*
 * Copyright (c) 2014-2015 University of Ulm
 *
 * See the NOTICE file distributed with this work for additional information
 * regarding copyright ownership.  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 de.uniulm.omi.cloudiator.lance.application;

import java.io.Serializable;  
import java.util.HashMap;

import de.uniulm.omi.cloudiator.lance.lca.LcaRegistry;

public final class DeploymentContext implements Serializable {

    private static final long serialVersionUID = 1L;
    private final ApplicationId myAppId;
    private final ApplicationInstanceId myInstanceId;
    private final LcaRegistry registry;
    
    private final HashMap properties = new HashMap<>();
    private final HashMap> propertyTypes = new HashMap<>();
        
    public DeploymentContext(ApplicationId appId, ApplicationInstanceId instanceId, LcaRegistry re) {
        myAppId = appId;
        myInstanceId = instanceId;
        registry = re;
    }

    public void setProperty(String name, Object value, Class type) {
        properties.put(name, value);
        propertyTypes.put(name, type);
    }

    public Object getProperty(String name, Class clazz) {
        Class clazz2 = propertyTypes.get(name);
        if(clazz2 == null) 
            throw new IllegalStateException("unknown property: " + name);
        if(clazz2 != clazz) 
            throw new IllegalArgumentException("types do not match: " + clazz + " vs. " + clazz2);
        return properties.get(name);
    }
    
    public LcaRegistry getRegistry() {
        return registry;
    }

    public ApplicationInstanceId getApplicationInstanceId() {
        return myInstanceId;
    }

    public ApplicationId getApplicationId() {
        return myAppId;
    }
    
    @Override
    public String toString() {
        return "Context: " + myAppId + "/" + myInstanceId + ":" + properties;
    }
    
    //public ComponentId getComponentId() { return myComponent; }
}