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 * 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
 * http://glassfish.java.net/public/CDDL+GPL_1_1.html
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package com.sun.xml.ws.server.sei;

import com.sun.xml.ws.api.SOAPVersion;
import com.sun.xml.ws.api.message.Message;
import com.sun.xml.ws.api.message.Messages;
import com.sun.xml.ws.message.jaxb.JAXBMessage;
import com.sun.xml.ws.model.ParameterImpl;
import com.sun.xml.ws.model.WrapperParameter;
import com.sun.xml.ws.spi.db.BindingContext;
import com.sun.xml.ws.spi.db.XMLBridge;
import com.sun.xml.ws.spi.db.PropertyAccessor;
import com.sun.xml.ws.spi.db.WrapperComposite;

import javax.xml.bind.JAXBException;
import javax.xml.namespace.QName;
import javax.xml.ws.Holder;
import javax.xml.ws.WebServiceException;
import java.util.List;

/**
 * Builds a JAXB object that represents the payload.
 *
 * @see MessageFiller
 * @author Jitendra Kotamraju
 */
public abstract class EndpointResponseMessageBuilder {
    public abstract Message createMessage(Object[] methodArgs, Object returnValue);

    public static final EndpointResponseMessageBuilder EMPTY_SOAP11 = new Empty(SOAPVersion.SOAP_11);
    public static final EndpointResponseMessageBuilder EMPTY_SOAP12 = new Empty(SOAPVersion.SOAP_12);

    private static final class Empty extends EndpointResponseMessageBuilder {
        private final SOAPVersion soapVersion;

        public Empty(SOAPVersion soapVersion) {
            this.soapVersion = soapVersion;
        }

        public Message createMessage(Object[] methodArgs, Object returnValue) {
            return Messages.createEmpty(soapVersion);
        }
    }

    /**
     * Base class for those {@link EndpointResponseMessageBuilder}s that build a {@link Message}
     * from JAXB objects.
     */
    private static abstract class JAXB extends EndpointResponseMessageBuilder {
        /**
         * This object determines the binding of the object returned
         * from {@link #createMessage(Object[], Object)}
         */
        private final XMLBridge bridge;
        private final SOAPVersion soapVersion;

        protected JAXB(XMLBridge bridge, SOAPVersion soapVersion) {
            assert bridge!=null;
            this.bridge = bridge;
            this.soapVersion = soapVersion;
        }

        public final Message createMessage(Object[] methodArgs, Object returnValue) {
            return JAXBMessage.create( bridge, build(methodArgs, returnValue), soapVersion );
        }

        /**
         * Builds a JAXB object that becomes the payload.
         */
        abstract Object build(Object[] methodArgs, Object returnValue);
    }

    /**
     * Used to create a payload JAXB object just by taking
     * one of the parameters.
     */
    public final static class Bare extends JAXB {
        /**
         * The index of the method invocation parameters that goes into the payload.
         */
        private final int methodPos;

        private final ValueGetter getter;

        /**
         * Creates a {@link EndpointResponseMessageBuilder} from a bare parameter.
         */
        public Bare(ParameterImpl p, SOAPVersion soapVersion) {
            super(p.getXMLBridge(), soapVersion);
            this.methodPos = p.getIndex();
            this.getter = ValueGetter.get(p);
        }

        /**
         * Picks up an object from the method arguments and uses it.
         */
        Object build(Object[] methodArgs, Object returnValue) {
            if (methodPos == -1) {
                return returnValue;
            }
            return getter.get(methodArgs[methodPos]);
        }
    }


    /**
     * Used to handle a 'wrapper' style request.
     * Common part of rpc/lit and doc/lit.
     */
    abstract static class Wrapped extends JAXB {

        /**
         * Where in the method argument list do they come from?
         */
        protected final int[] indices;

        /**
         * Abstracts away the {@link Holder} handling when touching method arguments.
         */
        protected final ValueGetter[] getters;

        /**
         * How does each wrapped parameter binds to XML?
         */
        protected XMLBridge[] parameterBridges;

        /**
         * Used for error diagnostics.
         */
        protected List children;

        protected Wrapped(WrapperParameter wp, SOAPVersion soapVersion) {
            super(wp.getXMLBridge(), soapVersion);

            children = wp.getWrapperChildren();

            indices = new int[children.size()];
            getters = new ValueGetter[children.size()];
            for( int i=0; i=0; i-- ) {
                Object v;
                if (indices[i] == -1) {
                    v = getters[i].get(returnValue);
                } else {
                    v = getters[i].get(methodArgs[indices[i]]);
                }
                if(v==null) {
                    throw new WebServiceException("Method Parameter: "+
                        children.get(i).getName() +" cannot be null. This is BP 1.1 R2211 violation.");
                }
                cs.values[i] = v;
            }

            return cs;
        }
    }

    /**
     * Used to create a payload JAXB object by wrapping
     * multiple parameters into one "wrapper bean".
     */
    public final static class DocLit extends Wrapped {
        /**
         * How does each wrapped parameter binds to XML?
         */
        private final PropertyAccessor[] accessors;
        
        //private final RawAccessor retAccessor;

        /**
         * Wrapper bean.
         */
        private final Class wrapper;
        private boolean dynamicWrapper;
        
        /**
         * Needed to get wrapper instantiation method.
         */
        private BindingContext bindingContext;

        /**
         * Creates a {@link EndpointResponseMessageBuilder} from a {@link WrapperParameter}.
         */
        public DocLit(WrapperParameter wp, SOAPVersion soapVersion) {
            super(wp, soapVersion);
            bindingContext = wp.getOwner().getBindingContext();
            wrapper = (Class)wp.getXMLBridge().getTypeInfo().type;
            dynamicWrapper = WrapperComposite.class.equals(wrapper);
            children = wp.getWrapperChildren();
            parameterBridges = new XMLBridge[children.size()];
            accessors = new PropertyAccessor[children.size()];
            for( int i=0; i=0; i-- ) {
                    if (indices[i] == -1) {
                        accessors[i].set(bean, returnValue);
                    } else {
                        accessors[i].set(bean,getters[i].get(methodArgs[indices[i]]));
                    }
                }

                return bean;
            } catch (InstantiationException e) {
                // this is irrecoverable
                Error x = new InstantiationError(e.getMessage());
                x.initCause(e);
                throw x;
            } catch (IllegalAccessException e) {
                // this is irrecoverable
                Error x = new IllegalAccessError(e.getMessage());
                x.initCause(e);
                throw x;
            } catch (com.sun.xml.ws.spi.db.DatabindingException e) {
                // this can happen when the set method throw a checked exception or something like that
                throw new WebServiceException(e);    // TODO:i18n
            }
        }
    }


    /**
     * Used to create a payload JAXB object by wrapping
     * multiple parameters into a {@link WrapperComposite}.
     *
     * 

* This is used for rpc/lit, as we don't have a wrapper bean for it. * (TODO: Why don't we have a wrapper bean for this, when doc/lit does!?) */ public final static class RpcLit extends Wrapped { /** * Creates a {@link EndpointResponseMessageBuilder} from a {@link WrapperParameter}. */ public RpcLit(WrapperParameter wp, SOAPVersion soapVersion) { super(wp, soapVersion); // we'll use CompositeStructure to pack requests assert wp.getTypeInfo().type==WrapperComposite.class; parameterBridges = new XMLBridge[children.size()]; for( int i=0; i





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