jdk8-mips64-public/jaxws: src/share/jaxws_classes/com/sun/xml/internal/bind/v2/runtime/reflect/ListTransducedAccessorImpl.java@9c07ef4934dd

     1 /*

     2  * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved.

     3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.

     4  *

     5  * This code is free software; you can redistribute it and/or modify it

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     7  * published by the Free Software Foundation.  Oracle designates this

     8  * particular file as subject to the "Classpath" exception as provided

     9  * by Oracle in the LICENSE file that accompanied this code.

    10  *

    11  * This code is distributed in the hope that it will be useful, but WITHOUT

    12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or

    13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License

    14  * version 2 for more details (a copy is included in the LICENSE file that

    15  * accompanied this code).

    16  *

    17  * You should have received a copy of the GNU General Public License version

    18  * 2 along with this work; if not, write to the Free Software Foundation,

    19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.

    20  *

    21  * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA

    22  * or visit www.oracle.com if you need additional information or have any

    23  * questions.

    24  */

    26 package com.sun.xml.internal.bind.v2.runtime.reflect;

    28 import javax.xml.bind.JAXBException;

    30 import com.sun.xml.internal.bind.WhiteSpaceProcessor;

    31 import com.sun.xml.internal.bind.api.AccessorException;

    32 import com.sun.xml.internal.bind.v2.runtime.Transducer;

    33 import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;

    35 import org.xml.sax.SAXException;

    37 /**

    38  * {@link TransducedAccessor} for a list simple type.

    39  *

    40  * @author Kohsuke Kawaguchi

    41  */

    42 public final class ListTransducedAccessorImpl<BeanT,ListT,ItemT,PackT> extends DefaultTransducedAccessor<BeanT> {

    43     /**

    44      * {@link Transducer} for each item type.

    45      */

    46     private final Transducer<ItemT> xducer;

    47     /**

    48      * {@link Lister} for handling list of tokens.

    49      */

    50     private final Lister<BeanT,ListT,ItemT,PackT> lister;

    51     /**

    52      * {@link Accessor} to get/set the list.

    53      */

    54     private final Accessor<BeanT,ListT> acc;

    56     public ListTransducedAccessorImpl(Transducer<ItemT> xducer, Accessor<BeanT,ListT> acc, Lister<BeanT,ListT,ItemT,PackT> lister) {

    57         this.xducer = xducer;

    58         this.lister = lister;

    59         this.acc = acc;

    60     }

    62     public boolean useNamespace() {

    63         return xducer.useNamespace();

    64     }

    66     public void declareNamespace(BeanT bean, XMLSerializer w) throws AccessorException, SAXException {

    67         ListT list = acc.get(bean);

    69         if(list!=null) {

    70            ListIterator<ItemT> itr = lister.iterator(list, w);

    72             while(itr.hasNext()) {

    73                 try {

    74                     ItemT item = itr.next();

    75                     if (item != null) {

    76                         xducer.declareNamespace(item,w);

    77                     }

    78                 } catch (JAXBException e) {

    79                     w.reportError(null,e);

    80                 }

    81             }

    82         }

    83     }

    85     // TODO: this is inefficient, consider a redesign

    86     // perhaps we should directly write to XMLSerializer,

    87     // or maybe add more methods like writeLeafElement.

    88     public String print(BeanT o) throws AccessorException, SAXException {

    89         ListT list = acc.get(o);

    91         if(list==null)

    92             return null;

    94         StringBuilder buf = new StringBuilder();

    95         XMLSerializer w = XMLSerializer.getInstance();

    96         ListIterator<ItemT> itr = lister.iterator(list, w);

    98         while(itr.hasNext()) {

    99             try {

   100                 ItemT item = itr.next();

   101                 if (item != null) {

   102                     if(buf.length()>0)  buf.append(' ');

   103                     buf.append(xducer.print(item));

   104                 }

   105             } catch (JAXBException e) {

   106                 w.reportError(null,e);

   107             }

   108         }

   109         return buf.toString();

   110     }

   112     private void processValue(BeanT bean, CharSequence s) throws AccessorException, SAXException {

   113         PackT pack = lister.startPacking(bean,acc);

   115         int idx = 0;

   116         int len = s.length();

   118         while(true) {

   119             int p = idx;

   120             while( p<len && !WhiteSpaceProcessor.isWhiteSpace(s.charAt(p)) )

   121                 p++;

   123             CharSequence token = s.subSequence(idx,p);

   124             if (!token.equals(""))

   125                 lister.addToPack(pack,xducer.parse(token));

   127             if(p==len)      break;  // done

   129             while( p<len && WhiteSpaceProcessor.isWhiteSpace(s.charAt(p)) )

   130                 p++;

   131             if(p==len)      break;  // done

   133             idx = p;

   134         }

   136         lister.endPacking(pack,bean,acc);

   137     }

   139     public void parse(BeanT bean, CharSequence lexical) throws AccessorException, SAXException {

   140         processValue(bean,lexical);

   141     }

   143     public boolean hasValue(BeanT bean) throws AccessorException {

   144         return acc.get(bean)!=null;

   145     }

   146 }

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