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1 /* |
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2 * Copyright (c) 1997, 2011, Oracle and/or its affiliates. All rights reserved. |
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3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER. |
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4 * |
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5 * This code is free software; you can redistribute it and/or modify it |
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6 * under the terms of the GNU General Public License version 2 only, as |
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7 * published by the Free Software Foundation. Oracle designates this |
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8 * particular file as subject to the "Classpath" exception as provided |
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9 * by Oracle in the LICENSE file that accompanied this code. |
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10 * |
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11 * This code is distributed in the hope that it will be useful, but WITHOUT |
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12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
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13 * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License |
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14 * version 2 for more details (a copy is included in the LICENSE file that |
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15 * accompanied this code). |
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16 * |
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17 * You should have received a copy of the GNU General Public License version |
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18 * 2 along with this work; if not, write to the Free Software Foundation, |
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19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA. |
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20 * |
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21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA |
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22 * or visit www.oracle.com if you need additional information or have any |
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23 * questions. |
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24 */ |
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25 |
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26 package com.sun.xml.internal.bind.v2.runtime.reflect; |
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27 |
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28 import com.sun.xml.internal.bind.api.AccessorException; |
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29 import com.sun.xml.internal.bind.v2.runtime.XMLSerializer; |
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30 |
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31 /** |
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32 * {@link Lister} for primitive type arrays. |
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33 * |
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34 * <p> |
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35 * B y t e ArrayLister is used as the master to generate the rest of the |
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36 * lister classes. Do not modify the generated copies. |
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37 */ |
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38 final class PrimitiveArrayListerDouble<BeanT> extends Lister<BeanT,double[],Double,PrimitiveArrayListerDouble.DoubleArrayPack> { |
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39 |
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40 private PrimitiveArrayListerDouble() { |
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41 } |
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42 |
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43 /*package*/ static void register() { |
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44 Lister.primitiveArrayListers.put(Double.TYPE,new PrimitiveArrayListerDouble()); |
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45 } |
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46 |
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47 public ListIterator<Double> iterator(final double[] objects, XMLSerializer context) { |
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48 return new ListIterator<Double>() { |
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49 int idx=0; |
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50 public boolean hasNext() { |
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51 return idx<objects.length; |
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52 } |
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53 |
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54 public Double next() { |
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55 return objects[idx++]; |
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56 } |
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57 }; |
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58 } |
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59 |
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60 public DoubleArrayPack startPacking(BeanT current, Accessor<BeanT, double[]> acc) { |
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61 return new DoubleArrayPack(); |
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62 } |
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63 |
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64 public void addToPack(DoubleArrayPack objects, Double o) { |
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65 objects.add(o); |
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66 } |
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67 |
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68 public void endPacking( DoubleArrayPack pack, BeanT bean, Accessor<BeanT,double[]> acc ) throws AccessorException { |
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69 acc.set(bean,pack.build()); |
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70 } |
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71 |
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72 public void reset(BeanT o,Accessor<BeanT,double[]> acc) throws AccessorException { |
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73 acc.set(o,new double[0]); |
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74 } |
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75 |
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76 static final class DoubleArrayPack { |
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77 double[] buf = new double[16]; |
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78 int size; |
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79 |
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80 void add(Double b) { |
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81 if(buf.length==size) { |
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82 // realloc |
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83 double[] nb = new double[buf.length*2]; |
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84 System.arraycopy(buf,0,nb,0,buf.length); |
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85 buf = nb; |
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86 } |
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87 if(b!=null) |
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88 buf[size++] = b; |
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89 } |
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90 |
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91 double[] build() { |
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92 if(buf.length==size) |
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93 // if we are lucky enough |
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94 return buf; |
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95 |
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96 double[] r = new double[size]; |
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97 System.arraycopy(buf,0,r,0,size); |
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98 return r; |
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99 } |
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100 } |
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101 } |