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Java example source code file (ParameterImpl.java)

This example Java source code file (ParameterImpl.java) is included in the alvinalexander.com "Java Source Code Warehouse" project. The intent of this project is to help you "Learn Java by Example" TM.

Learn more about this Java project at its project page.

Java - Java tags/keywords

abstractseimodelimpl, holder, javamethod, mode, object, parameterbinding, parameterimpl, qname, repeatedelementbridge, string, typeinfo, typereference, util, wrapperparameter, xml, xmlbridge

The ParameterImpl.java Java example source code

/*
 * Copyright (c) 1997, 2012, Oracle and/or its affiliates. All rights reserved.
 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
 *
 * This code is free software; you can redistribute it and/or modify it
 * under the terms of the GNU General Public License version 2 only, as
 * published by the Free Software Foundation.  Oracle designates this
 * particular file as subject to the "Classpath" exception as provided
 * by Oracle in the LICENSE file that accompanied this code.
 *
 * This code is distributed in the hope that it will be useful, but WITHOUT
 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
 * version 2 for more details (a copy is included in the LICENSE file that
 * accompanied this code).
 *
 * You should have received a copy of the GNU General Public License version
 * 2 along with this work; if not, write to the Free Software Foundation,
 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
 *
 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
 * or visit www.oracle.com if you need additional information or have any
 * questions.
 */

package com.sun.xml.internal.ws.model;

import com.sun.xml.internal.bind.api.Bridge;
import com.sun.xml.internal.bind.api.TypeReference;
import com.sun.xml.internal.ws.api.model.JavaMethod;
import com.sun.xml.internal.ws.api.model.Parameter;
import com.sun.xml.internal.ws.api.model.ParameterBinding;
import com.sun.xml.internal.ws.spi.db.RepeatedElementBridge;
import com.sun.xml.internal.ws.spi.db.WrapperComposite;
import com.sun.xml.internal.ws.spi.db.XMLBridge;
import com.sun.xml.internal.ws.spi.db.TypeInfo;

import javax.jws.WebParam.Mode;
import javax.xml.namespace.QName;
import javax.xml.ws.Holder;
import java.util.List;

/**
 * runtime Parameter that abstracts the annotated java parameter
 *
 * <p>
 * A parameter may be bound to a header, a body, or an attachment.
 * Note that when it's bound to a body, it's bound to a body,
 * it binds to the whole payload.
 *
 * <p>
 * Sometimes multiple Java parameters are packed into the payload,
 * in which case the subclass {@link WrapperParameter} is used.
 *
 * @author Vivek Pandey
 */
public class ParameterImpl implements Parameter {

    private ParameterBinding binding;
    private ParameterBinding outBinding;
    private String partName;
    private final int index;
    private final Mode mode;
    /** @deprecated */
    private TypeReference typeReference;
    private TypeInfo typeInfo;
    private QName name;
    private final JavaMethodImpl parent;

    WrapperParameter wrapper;
    TypeInfo itemTypeInfo;

    public ParameterImpl(JavaMethodImpl parent, TypeInfo type, Mode mode, int index) {
        assert type != null;

        this.typeInfo = type;
        this.name = type.tagName;
        this.mode = mode;
        this.index = index;
        this.parent = parent;
    }

    public AbstractSEIModelImpl getOwner() {
        return parent.owner;
    }

    public JavaMethod getParent() {
        return parent;
    }

    /**
     * @return Returns the name.
     */
    public QName getName() {
        return name;
    }

    public XMLBridge getXMLBridge() {
        return getOwner().getXMLBridge(typeInfo);
    }

    public XMLBridge getInlinedRepeatedElementBridge() {
        TypeInfo itemType = getItemType();
        if (itemType != null) {
            XMLBridge xb = getOwner().getXMLBridge(itemType);
            if (xb != null) return new RepeatedElementBridge(typeInfo, xb);
        }
        return null;
    }

    public TypeInfo getItemType() {
        if (itemTypeInfo != null) return itemTypeInfo;
        //RpcLit cannot inline repeated element in wrapper
        if (parent.getBinding().isRpcLit() || wrapper == null) return null;
        //InlinedRepeatedElementBridge is only used for dynamic wrapper (no wrapper class)
        if (!WrapperComposite.class.equals(wrapper.getTypeInfo().type)) return null;
        if (!getBinding().isBody()) return null;
        itemTypeInfo = typeInfo.getItemType();
        return  itemTypeInfo;
    }

    /**  @deprecated  */
    public Bridge getBridge() {
        return getOwner().getBridge(typeReference);
    }
    /**  @deprecated  */
    protected Bridge getBridge(TypeReference typeRef) {
        return getOwner().getBridge(typeRef);
    }

    /**
     * TODO: once the model gets JAXBContext, shouldn't {@link Bridge}s
     * be made available from model objects?
     * @deprecated use getTypeInfo
     * @return Returns the TypeReference associated with this Parameter
     */
    public TypeReference getTypeReference() {
        return typeReference;
    }
    public TypeInfo getTypeInfo() {
        return typeInfo;
    }

    /**
     * Sometimes we need to overwrite the typeReferenc, such as during patching for rpclit
     * @see AbstractSEIModelImpl#applyRpcLitParamBinding(JavaMethodImpl, WrapperParameter, WSDLBoundPortType, WebParam.Mode)
     * @deprecated
     */
    void setTypeReference(TypeReference type){
        typeReference = type;
        name = type.tagName;
    }


    public Mode getMode() {
        return mode;
    }

    public int getIndex() {
        return index;
    }

    /**
     * @return true if <tt>this instanceof {@link WrapperParameter}.
     */
    public boolean isWrapperStyle() {
        return false;
    }

    public boolean isReturnValue() {
        return index==-1;
    }

    /**
     * @return the Binding for this Parameter
     */
    public ParameterBinding getBinding() {
        if(binding == null)
            return ParameterBinding.BODY;
        return binding;
    }

    /**
     * @param binding
     */
    public void setBinding(ParameterBinding binding) {
        this.binding = binding;
    }

    public void setInBinding(ParameterBinding binding){
        this.binding = binding;
    }

    public void setOutBinding(ParameterBinding binding){
        this.outBinding = binding;
    }

    public ParameterBinding getInBinding(){
        return binding;
    }

    public ParameterBinding getOutBinding(){
        if(outBinding == null)
            return binding;
        return outBinding;
    }

    public boolean isIN() {
        return mode==Mode.IN;
    }

    public boolean isOUT() {
        return mode==Mode.OUT;
    }

    public boolean isINOUT() {
        return mode==Mode.INOUT;
    }

    /**
     * If true, this parameter maps to the return value of a method invocation.
     *
     * <p>
     * {@link JavaMethodImpl#getResponseParameters()} is guaranteed to have
     * at most one such {@link ParameterImpl}. Note that there coule be none,
     * in which case the method returns <tt>void.
     */
    public boolean isResponse() {
        return index == -1;
    }


    /**
     * Gets the holder value if applicable. To be called for inbound client side
     * message.
     *
     * @param obj
     * @return the holder value if applicable.
     */
    public Object getHolderValue(Object obj) {
        if (obj != null && obj instanceof Holder)
            return ((Holder) obj).value;
        return obj;
    }

    public String getPartName() {
        if(partName == null)
            return name.getLocalPart();
        return partName;
    }

    public void setPartName(String partName) {
        this.partName = partName;
    }

    void fillTypes(List<TypeInfo> types) {
        TypeInfo itemType = getItemType();
        types.add((itemType != null) ? itemType : getTypeInfo());
    }
}

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