File: AbstractSimpleElement.cpp

package info (click to toggle)
xmltooling 1.6.0-4+deb9u2
  • links: PTS, VCS
  • area: main
  • in suites: stretch
  • size: 4,928 kB
  • sloc: cpp: 22,289; sh: 11,065; makefile: 337; xml: 170; ansic: 49
file content (94 lines) | stat: -rw-r--r-- 2,804 bytes parent folder | download | duplicates (7)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
/**
 * Licensed to the University Corporation for Advanced Internet
 * Development, Inc. (UCAID) under one or more contributor license
 * agreements. See the NOTICE file distributed with this work for
 * additional information regarding copyright ownership.
 *
 * UCAID licenses this file to you under the Apache License,
 * Version 2.0 (the "License"); you may not use this file except
 * in compliance with the License. You may obtain a copy of the
 * License at
 *
 * http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing,
 * software distributed under the License is distributed on an
 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied. See the License for the specific
 * language governing permissions and limitations under the License.
 */

/**
 * AbstractSimpleElement.cpp
 * 
 * Extension of AbstractXMLObject that implements simple elements.
 */

#include "internal.h"
#include "AbstractSimpleElement.h"

#include <xercesc/util/XMLChar.hpp>

using namespace xmltooling;
using xercesc::XMLString;
using xercesc::XMLChar1_0;
using namespace std;

// shared "empty" list of children for childless objects

list<XMLObject*> AbstractSimpleElement::m_no_children;

AbstractSimpleElement::AbstractSimpleElement() : m_value(nullptr)
{
}

AbstractSimpleElement::AbstractSimpleElement(const AbstractSimpleElement& src)
    : AbstractXMLObject(src), m_value(XMLString::replicate(src.m_value))
{
}

AbstractSimpleElement::~AbstractSimpleElement()
{
    XMLString::release(&m_value);
}

bool AbstractSimpleElement::hasChildren() const
{
    return false;
}

const list<XMLObject*>& AbstractSimpleElement::getOrderedChildren() const
{
    return m_no_children;
}

void AbstractSimpleElement::removeChild(XMLObject* child)
{
    throw XMLObjectException("Cannot remove child from a childless object.");
}

const XMLCh* AbstractSimpleElement::getTextContent(unsigned int position) const
{
    return (position==0) ? m_value : nullptr;
}

void AbstractSimpleElement::setTextContent(const XMLCh* value, unsigned int position)
{
    if (position > 0)
        throw XMLObjectException("Cannot set text content in simple element at position > 0.");

    // Merge if necessary.
    if (value && *value) {
        if (!m_value || !*m_value) {
            m_value = prepareForAssignment(m_value, value);
        }
        else {
            XMLSize_t initialLen = XMLString::stringLen(m_value);
            XMLCh* merged = new XMLCh[initialLen + XMLString::stringLen(value) + 1];
            auto_arrayptr<XMLCh> janitor(merged);
            XMLString::copyString(merged, m_value);
            XMLString::catString(merged + initialLen, value);
            m_value = prepareForAssignment(m_value, merged);
        }
    }
}