edu.washington.cs.cupid.capability.CapabilityOutputs.java Source code

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Here is the source code for edu.washington.cs.cupid.capability.CapabilityOutputs.java

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/*******************************************************************************
 * Copyright (c) 2013 Todd Schiller.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     Todd Schiller - initial API, implementation, and documentation
 ******************************************************************************/
package edu.washington.cs.cupid.capability;

import java.util.Collections;
import java.util.Map;

import com.google.common.collect.Maps;

import edu.washington.cs.cupid.capability.ICapability.IOutput;

/**
 * The outputs produced by a capability.
 * @author Todd Schiller
 */
public class CapabilityOutputs implements ICapabilityOutputs {

    private final Map<IOutput<?>, Object> outputs;
    private final Map<String, Object> named;

    public CapabilityOutputs() {
        outputs = Maps.newHashMap();
        named = Maps.newHashMap();
    }

    /**
     * Add the output {@code value} for {@code output}.  
     * @param output the output reference 
     * @param value the output value
     */
    public <T> void add(final IOutput<T> output, final T value) {
        outputs.put(output, value);
        named.put(output.getName(), value);
    }

    @Override
    public Map<IOutput<?>, Object> getOutputs() {
        return Collections.unmodifiableMap(outputs);
    }

    @Override
    public Object getOutput(final String name) {
        return named.get(name);
    }

    @Override
    public <T> T getOutput(final IOutput<T> output) {
        @SuppressWarnings("unchecked") // checked when building output
        T result = (T) outputs.get(output);
        return result;
    }

}