MethodResponse

/**
 * Copyright the original author or authors.
 * 
 * Licensed under the MOZILLA PUBLIC LICENSE, Version 1.1 (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.mozilla.org/MPL/MPL-1.1.html
 * 
 * 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.
 */

import org.as2lib.core.BasicClass;

/**
 * {@code MethodResponse} holds and carries out the response if requested.
 *
 * @author Simon Wacker
 */
class org.as2lib.test.mock.MethodResponse extends BasicClass {
    
    /** Return value to return. */
    private var returnValue;
    
    /** Throwable to throw. */
    private var throwable;
    
    /**
     * Constructs a new {@code MethodResponse} instance.
     */
    public function MethodResponse(Void) {
    }
    
    /**
     * Sets the return value that is returned when invoking the {@link #response}
     * method.
     *
     * <p>Setting a return value disables the throwable behavior.
     *
     * @param returnValue the return value to return
     */
    public function setReturnValue(returnValue):Void {
        throwable = undefined;
        this.returnValue = returnValue;
    }
    
    /**
     * Sets the throwable to throw when the {@link #response} method is invoked.
     *
     * <p>Setting a throwable disables the return value behavior.
     *
     * @param throwable the throwable to throw
     */
    public function setThrowable(throwable):Void {
        returnValue = undefined;
        this.throwable = throwable;
    }
    
    /**
     * Returns the set return value or throws the set throwable. If both have been set
     * the one that has been set at last will be used.
     *
     * @return the set return value
     * @throws the set throwable
     */
    public function response(Void) {
        if (returnValue !== undefined) return returnValue;
        if (throwable !== undefined) throw throwable;
    }
    
}