WebSVN - public iLand - Diff - Rev 179 and 191


Redirecting to URL 'https://iland.boku.ac.at/svn/iland/tags/release_1.0/src/core/speciesset.cpp':
#include <QtCore>
#include <QtSql>
#include "global.h"
#include "xmlhelper.h"
#include "speciesset.h"
#include "species.h"

SpeciesSet::SpeciesSet()
{
    mSetupQuery = 0;
}

SpeciesSet::~SpeciesSet()
{
   clear();
}

void SpeciesSet::clear()
{
    qDeleteAll(mSpecies.values());
    mSpecies.clear();
    mActiveSpecies.clear();
}

const Species *SpeciesSet::species(const int &index)
{
    foreach(Species *s, mSpecies)
        if (s->index() == index)
            return s;
    return NULL;
}

/** loads active species from a database table and creates/setups the species.
    The function uses the global database-connection.
  */
int SpeciesSet::setup()
{
    const XmlHelper &xml = GlobalSettings::instance()->settings();
 
 
    QString tableName = xml.value("model.species.source", "species");
    QString readerFile = xml.value("model.species.reader", "reader.bin");
    readerFile = GlobalSettings::instance()->path(readerFile, "lip");
    mReaderStamp.load(readerFile);

    QSqlQuery query(GlobalSettings::instance()->dbin());
    mSetupQuery = &query;
    QString sql = QString("select * from %1").arg(tableName);
    query.exec(sql);
    clear();
    qDebug() << "attempting to load a species set from" << tableName;
    while (query.next()) {
        if (var("active").toInt()==0)
            continue;

        Species *s = new Species(this); // create
        // call setup routine (which calls SpeciesSet::var() to retrieve values
        s->setup();

        mSpecies.insert(s->id(), s); // store
        if (s->active())
            mActiveSpecies.append(s);
    } // while query.next()
    qDebug() << "loaded" << mSpecies.count() << "active species:";
    qDebug() << mSpecies.keys();

    mSetupQuery = 0;
    return mSpecies.count();

}
/** retrieves variables from the datasource available during the setup of species.
  */
QVariant SpeciesSet::var(const QString& varName)
{
    Q_ASSERT(mSetupQuery!=0);

    int idx = mSetupQuery->record().indexOf(varName);
    if (idx>=0)
        return mSetupQuery->value(idx);
    throw IException(QString("SpeciesSet: variable not set: %1").arg(varName));
    //throw IException(QString("load species parameter: field %1 not found!").arg(varName));
    // lookup in defaults
    //qDebug() << "variable" << varName << "not found - using default.";
    //return GlobalSettings::instance()->settingDefaultValue(varName);
}
 

Rev 179	Rev 191
1	Redirecting to URL 'https://iland.boku.ac.at/svn/iland/tags/release_1.0/src/core/speciesset.cpp':	1	Redirecting to URL 'https://iland.boku.ac.at/svn/iland/tags/release_1.0/src/core/speciesset.cpp':
2	#include <QtCore>	2	#include <QtCore>
3	#include <QtSql>	3	#include <QtSql>
4	#include "global.h"	4	#include "global.h"
5	#include "xmlhelper.h"	5	#include "xmlhelper.h"
6	#include "speciesset.h"	6	#include "speciesset.h"
7	#include "species.h"	7	#include "species.h"
8		8
9	SpeciesSet::SpeciesSet()	9	SpeciesSet::SpeciesSet()
10	{	10	{
11	mSetupQuery = 0;	11	mSetupQuery = 0;
12	}	12	}
13		13
14	SpeciesSet::~SpeciesSet()	14	SpeciesSet::~SpeciesSet()
15	{	15	{
16	clear();	16	clear();
17	}	17	}
18		18
19	void SpeciesSet::clear()	19	void SpeciesSet::clear()
20	{	20	{
21	qDeleteAll(mSpecies.values());	21	qDeleteAll(mSpecies.values());
22	mSpecies.clear();	22	mSpecies.clear();
23	mActiveSpecies.clear();	23	mActiveSpecies.clear();
24	}	24	}
25		25
26	const Species *SpeciesSet::species(const int &index)	26	const Species *SpeciesSet::species(const int &index)
27	{	27	{
28	foreach(Species *s, mSpecies)	28	foreach(Species *s, mSpecies)
29	if (s->index() == index)	29	if (s->index() == index)
30	return s;	30	return s;
31	return NULL;	31	return NULL;
32	}	32	}
33		33
34	/** loads active species from a database table and creates/setups the species.	34	/** loads active species from a database table and creates/setups the species.
35	The function uses the global database-connection.	35	The function uses the global database-connection.
36	*/	36	*/
37	int SpeciesSet::setup()	37	int SpeciesSet::setup()
38	{	38	{
39	const XmlHelper &xml = GlobalSettings::instance()->settings();	39	const XmlHelper &xml = GlobalSettings::instance()->settings();
40	QString tableName = xml.value("species.source", "species");	-
41	QString readerFile = xml.value("species.reader", "reader.bin");	-
-		40	QString tableName = xml.value("model.species.source", "species");
-		41	QString readerFile = xml.value("model.species.reader", "reader.bin");
42	readerFile = GlobalSettings::instance()->path(readerFile, "lip");	42	readerFile = GlobalSettings::instance()->path(readerFile, "lip");
43	mReaderStamp.load(readerFile);	43	mReaderStamp.load(readerFile);
44		44
45	QSqlQuery query(GlobalSettings::instance()->dbin());	45	QSqlQuery query(GlobalSettings::instance()->dbin());
46	mSetupQuery = &query;	46	mSetupQuery = &query;
47	QString sql = QString("select * from %1").arg(tableName);	47	QString sql = QString("select * from %1").arg(tableName);
48	query.exec(sql);	48	query.exec(sql);
49	clear();	49	clear();
50	qDebug() << "attempting to load a species set from" << tableName;	50	qDebug() << "attempting to load a species set from" << tableName;
51	while (query.next()) {	51	while (query.next()) {
52	if (var("active").toInt()==0)	52	if (var("active").toInt()==0)
53	continue;	53	continue;
54		54
55	Species *s = new Species(this); // create	55	Species *s = new Species(this); // create
56	// call setup routine (which calls SpeciesSet::var() to retrieve values	56	// call setup routine (which calls SpeciesSet::var() to retrieve values
57	s->setup();	57	s->setup();
58		58
59	mSpecies.insert(s->id(), s); // store	59	mSpecies.insert(s->id(), s); // store
60	if (s->active())	60	if (s->active())
61	mActiveSpecies.append(s);	61	mActiveSpecies.append(s);
62	} // while query.next()	62	} // while query.next()
63	qDebug() << "loaded" << mSpecies.count() << "active species:";	63	qDebug() << "loaded" << mSpecies.count() << "active species:";
64	qDebug() << mSpecies.keys();	64	qDebug() << mSpecies.keys();
65		65
66	mSetupQuery = 0;	66	mSetupQuery = 0;
67	return mSpecies.count();	67	return mSpecies.count();
68		68
69	}	69	}
70	/** retrieves variables from the datasource available during the setup of species.	70	/** retrieves variables from the datasource available during the setup of species.
71	*/	71	*/
72	QVariant SpeciesSet::var(const QString& varName)	72	QVariant SpeciesSet::var(const QString& varName)
73	{	73	{
74	Q_ASSERT(mSetupQuery!=0);	74	Q_ASSERT(mSetupQuery!=0);
75		75
76	int idx = mSetupQuery->record().indexOf(varName);	76	int idx = mSetupQuery->record().indexOf(varName);
77	if (idx>=0)	77	if (idx>=0)
78	return mSetupQuery->value(idx);	78	return mSetupQuery->value(idx);
79	throw IException(QString("SpeciesSet: variable not set: %1").arg(varName));	79	throw IException(QString("SpeciesSet: variable not set: %1").arg(varName));
80	//throw IException(QString("load species parameter: field %1 not found!").arg(varName));	80	//throw IException(QString("load species parameter: field %1 not found!").arg(varName));
81	// lookup in defaults	81	// lookup in defaults
82	//qDebug() << "variable" << varName << "not found - using default.";	82	//qDebug() << "variable" << varName << "not found - using default.";
83	//return GlobalSettings::instance()->settingDefaultValue(varName);	83	//return GlobalSettings::instance()->settingDefaultValue(varName);
84	}	84	}
85		85

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(root)/src/core/speciesset.cpp @ 1222 - Rev 179 → 191