SimpleDroplet.java

/*
 * Copyright 2013 Matt Sicker and Contributors
 *
 * 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 com.mycompany;

import atg.nucleus.naming.ParameterName;
import atg.servlet.DynamoHttpServletRequest;
import atg.servlet.DynamoHttpServletResponse;
import atg.servlet.DynamoServlet;
import org.jetbrains.annotations.Nullable;

import javax.servlet.ServletException;
import javax.servlet.ServletInputStream;
import java.io.IOException;
import java.util.Properties;

public class SimpleDroplet
        extends DynamoServlet {

    /**
     *
     */
    private static final String USERNAME = "username";

    @Nullable
    private String mUsername = null;

    private String mUsernameFromInputStream = null;

    /**
     * Called to execute this droplet
     */
    @Override
    public void service(final DynamoHttpServletRequest request,
                        final DynamoHttpServletResponse response)
            throws ServletException, IOException {
        logInfo("Starting: " + this.getClass().getName());
        request.serviceLocalParameter(ParameterName.getParameterName("output"), request, response);
        request.setParameter("entry", "The Value");
        response.getOutputStream().write("Some content from the simple droplet".getBytes());
        mUsername = request.getParameter(USERNAME);
        // try to read data from the client if it is available
        if ( "POST".equals(request.getMethod()) ) {
            ServletInputStream s = request.getInputStream();
            Properties p = new Properties();
            p.load(s);
            mUsernameFromInputStream = p.getProperty(USERNAME);
        }
    }

    /**
     * Returns the value of the username parameter
     *
     * @return
     */
    public String getUsername() {
        return mUsername;
    }

    /**
     * Returns the value of the username as written to the request input stream
     *
     * @return
     */
    public String getUsernameFromInputStream() {
        return mUsernameFromInputStream;
    }
}