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Micro Distribution of the Payara Project for IBM JDK
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/*
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER.
 *
 * Copyright (c) 2012 Oracle and/or its affiliates. All rights reserved.
 *
 * The contents of this file are subject to the terms of either the GNU
 * General Public License Version 2 only ("GPL") or the Common Development
 * and Distribution License("CDDL") (collectively, the "License").  You
 * may not use this file except in compliance with the License.  You can
 * obtain a copy of the License at
 * https://glassfish.dev.java.net/public/CDDL+GPL_1_1.html
 * or packager/legal/LICENSE.txt.  See the License for the specific
 * language governing permissions and limitations under the License.
 *
 * When distributing the software, include this License Header Notice in each
 * file and include the License file at packager/legal/LICENSE.txt.
 *
 * GPL Classpath Exception:
 * Oracle designates this particular file as subject to the "Classpath"
 * exception as provided by Oracle in the GPL Version 2 section of the License
 * file that accompanied this code.
 *
 * Modifications:
 * If applicable, add the following below the License Header, with the fields
 * enclosed by brackets [] replaced by your own identifying information:
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 * elects to include this software in this distribution under the [CDDL or GPL
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 * recipient has the option to distribute your version of this file under
 * either the CDDL, the GPL Version 2 or to extend the choice of license to
 * its licensees as provided above.  However, if you add GPL Version 2 code
 * and therefore, elected the GPL Version 2 license, then the option applies
 * only if the new code is made subject to such option by the copyright
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 */

package org.glassfish.admin.payload;

import java.io.InputStream;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import java.util.Properties;

/**
 * Implementation of a Payload.Inbound that works with InputStreams
 * 
 * Usage is like this:
 *
 *      CommandRunner.CommandInvocation ci =
 *              commandRunner.getCommandInvocation("some-command", areport, theSubject);
 *      InputStreamPayload in = new InputStreamInboundPayload();
 *      // get an InputStream is from somewhere
 *      in.addStream("someoption", is)
 *      // get another InputStream for the operand
 *      in.addStream("DEFAULT", is)
 *      ParameterMap map = new ParameterMap();
 *      // populate map with other options
 *      ci.inbound(in).parameters(map).execute();
 *
 * @author Tom Mueller
 */
public class InputStreamInboundPayload extends PayloadImpl.Inbound {
    private Map args = new HashMap();

    public void addStream(String name, InputStream is) {
        args.put(name, is);
    }

    @Override
    public Iterator parts() {
        return new Iterator() {

            private Iterator> argiter = args.entrySet().iterator();

            @Override
            public boolean hasNext() {
                return argiter.hasNext();
            }

            @Override
            public org.glassfish.api.admin.Payload.Part next() {
                Map.Entry e = argiter.next();
                Properties props = new Properties();
                props.setProperty("data-request-type", "file-xfer");
                props.setProperty("data-request-name", e.getKey());
                return PayloadImpl.Part.newInstance("application/binary", e.getKey(), props, e.getValue());
            }

            @Override
            public void remove() {
                throw new UnsupportedOperationException();
            }
        };
    }
}