PrimitiveArrayListerDouble.java revision 524:dcaa586ab756 
1/*
2 * Copyright (c) 1997, 2013, 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
6 * under the terms of the GNU General Public License version 2 only, as
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 */
25
26package com.sun.xml.internal.bind.v2.runtime.reflect;
27
28import com.sun.xml.internal.bind.api.AccessorException;
29import com.sun.xml.internal.bind.v2.runtime.XMLSerializer;
30
31/**
32 * {@link Lister} for primitive type arrays.
33 * <p><b>
34 *     Auto-generated, do not edit.
35 * </b></p>
36 * <p>
37 *     B y t e ArrayLister is used as the master to generate the rest of the
38 *     lister classes. Do not modify the generated copies.
39 * </p>
40 */
41final class PrimitiveArrayListerDouble<BeanT> extends Lister<BeanT,double[],Double,PrimitiveArrayListerDouble.DoubleArrayPack> {
42
43    private PrimitiveArrayListerDouble() {
44    }
45
46    /*package*/ static void register() {
47        Lister.primitiveArrayListers.put(Double.TYPE,new PrimitiveArrayListerDouble());
48    }
49
50    public ListIterator<Double> iterator(final double[] objects, XMLSerializer context) {
51        return new ListIterator<Double>() {
52            int idx=0;
53            public boolean hasNext() {
54                return idx<objects.length;
55            }
56
57            public Double next() {
58                return objects[idx++];
59            }
60        };
61    }
62
63    public DoubleArrayPack startPacking(BeanT current, Accessor<BeanT, double[]> acc) {
64        return new DoubleArrayPack();
65    }
66
67    public void addToPack(DoubleArrayPack objects, Double o) {
68        objects.add(o);
69    }
70
71    public void endPacking( DoubleArrayPack pack, BeanT bean, Accessor<BeanT,double[]> acc ) throws AccessorException {
72        acc.set(bean,pack.build());
73    }
74
75    public void reset(BeanT o,Accessor<BeanT,double[]> acc) throws AccessorException {
76        acc.set(o,new double[0]);
77    }
78
79    static final class DoubleArrayPack {
80        double[] buf = new double[16];
81        int size;
82
83        void add(Double b) {
84            if(buf.length==size) {
85                // realloc
86                double[] nb = new double[buf.length*2];
87                System.arraycopy(buf,0,nb,0,buf.length);
88                buf = nb;
89            }
90            if(b!=null)
91                buf[size++] = b;
92        }
93
94        double[] build() {
95            if(buf.length==size)
96                // if we are lucky enough
97                return buf;
98
99            double[] r = new double[size];
100            System.arraycopy(buf,0,r,0,size);
101            return r;
102        }
103    }
104}
105