mirror of
https://bitbucket.org/librepilot/librepilot.git
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270 lines
11 KiB
C++
270 lines
11 KiB
C++
/**
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******************************************************************************
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*
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* @file uavobjectgeneratorjava.cpp
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* @author The OpenPilot Team, http://www.openpilot.org Copyright (C) 2010.
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* @brief produce java code for uavobjects
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*
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* @see The GNU Public License (GPL) Version 3
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*
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*****************************************************************************/
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/*
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* This program is free software; you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation; either version 3 of the License, or
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* (at your option) any later version.
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*
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* This program is distributed in the hope that it will be useful, but
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* WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY
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* or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* for more details.
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*
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* You should have received a copy of the GNU General Public License along
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* with this program; if not, write to the Free Software Foundation, Inc.,
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* 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
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*/
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#include <QDebug>
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#include "uavobjectgeneratorjava.h"
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using namespace std;
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bool UAVObjectGeneratorJava::generate(UAVObjectParser* parser,QString templatepath,QString outputpath) {
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fieldTypeStrCPP << "Byte" << "Short" << "Int" <<
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"Short" << "Int" << "Long" << "Float" << "Byte";
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fieldTypeStrCPPClass << "INT8" << "INT16" << "INT32"
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<< "UINT8" << "UINT16" << "UINT32" << "FLOAT32" << "ENUM";
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javaCodePath = QDir( templatepath + QString(JAVA_TEMPLATE_DIR));
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javaOutputPath = QDir( outputpath + QString("java") );
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javaOutputPath.mkpath(javaOutputPath.absolutePath());
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javaCodeTemplate = readFile( javaCodePath.absoluteFilePath("uavobject.java.template") );
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QString javaInitTemplate = readFile( javaCodePath.absoluteFilePath("uavobjectsinit.java.template") );
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if (javaCodeTemplate.isEmpty() || javaInitTemplate.isEmpty()) {
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std::cerr << "Problem reading java code templates" << endl;
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return false;
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}
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QString objInc;
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QString javaObjInit;
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for (int objidx = 0; objidx < parser->getNumObjects(); ++objidx) {
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ObjectInfo* info=parser->getObjectByIndex(objidx);
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process_object(info);
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javaObjInit.append("\t\t\tobjMngr.registerObject( new " + info->name + "() );\n");
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objInc.append("#include \"" + info->namelc + ".h\"\n");
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}
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// Write the gcs object inialization files
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javaInitTemplate.replace( QString("$(OBJINC)"), objInc);
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javaInitTemplate.replace( QString("$(OBJINIT)"), javaObjInit);
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bool res = writeFileIfDiffrent( javaOutputPath.absolutePath() + "/UAVObjectsInitialize.java", javaInitTemplate );
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if (!res) {
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cout << "Error: Could not write output files" << endl;
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return false;
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}
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return true; // if we come here everything should be fine
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}
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/**
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* Generate the java object files
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*/
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bool UAVObjectGeneratorJava::process_object(ObjectInfo* info)
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{
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if (info == NULL)
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return false;
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// Prepare output strings
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QString outInclude = javaIncludeTemplate;
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QString outCode = javaCodeTemplate;
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// Replace common tags
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replaceCommonTags(outInclude, info);
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replaceCommonTags(outCode, info);
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// Replace the $(DATAFIELDS) tag
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QString type;
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QString fields;
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for (int n = 0; n < info->fields.length(); ++n)
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{
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// Determine type
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type = fieldTypeStrCPP[info->fields[n]->type];
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// Append field
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if ( info->fields[n]->numElements > 1 )
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{
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fields.append( QString(" %1 %2[%3];\n").arg(type).arg(info->fields[n]->name)
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.arg(info->fields[n]->numElements) );
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}
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else
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{
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fields.append( QString(" %1 %2;\n").arg(type).arg(info->fields[n]->name) );
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}
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}
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outInclude.replace(QString("$(DATAFIELDS)"), fields);
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// Replace the $(FIELDSINIT) tag
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QString finit;
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for (int n = 0; n < info->fields.length(); ++n)
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{
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finit.append("\n");
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// Setup element names
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QString varElemName = info->fields[n]->name + "ElemNames";
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finit.append( QString("\t\tList<String> %1 = new ArrayList<String>();\n").arg(varElemName) );
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QStringList elemNames = info->fields[n]->elementNames;
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for (int m = 0; m < elemNames.length(); ++m)
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finit.append( QString("\t\t%1.add(\"%2\");\n")
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.arg(varElemName)
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.arg(elemNames[m]) );
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// Only for enum types
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if (info->fields[n]->type == FIELDTYPE_ENUM) {
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QString varOptionName = info->fields[n]->name + "EnumOptions";
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finit.append( QString("\t\tList<String> %1 = new ArrayList<String>();\n").arg(varOptionName) );
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QStringList options = info->fields[n]->options;
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for (int m = 0; m < options.length(); ++m)
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{
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finit.append( QString("\t\t%1.add(\"%2\");\n")
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.arg(varOptionName)
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.arg(options[m]) );
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}
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finit.append( QString("\t\tfields.add( new UAVObjectField(\"%1\", \"%2\", UAVObjectField.FieldType.ENUM, %3, %4) );\n")
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.arg(info->fields[n]->name)
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.arg(info->fields[n]->units)
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.arg(varElemName)
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.arg(varOptionName) );
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}
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// For all other types
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else {
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finit.append( QString("\t\tfields.add( new UAVObjectField(\"%1\", \"%2\", UAVObjectField.FieldType.%3, %4, null) );\n")
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.arg(info->fields[n]->name)
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.arg(info->fields[n]->units)
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.arg(fieldTypeStrCPPClass[info->fields[n]->type])
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.arg(varElemName) );
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}
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}
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outCode.replace(QString("$(FIELDSINIT)"), finit);
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// Replace the $(DATAFIELDINFO) tag
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QString name;
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QString enums;
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for (int n = 0; n < info->fields.length(); ++n)
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{
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enums.append(QString(" // Field %1 information\n").arg(info->fields[n]->name));
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// Only for enum types
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if (info->fields[n]->type == FIELDTYPE_ENUM)
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{
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enums.append(QString(" /* Enumeration options for field %1 */\n").arg(info->fields[n]->name));
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enums.append(" typedef enum { ");
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// Go through each option
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QStringList options = info->fields[n]->options;
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for (int m = 0; m < options.length(); ++m) {
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QString s = (m != (options.length()-1)) ? "%1_%2=%3, " : "%1_%2=%3";
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enums.append( s.arg( info->fields[n]->name.toUpper() )
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.arg( options[m].toUpper().replace(QRegExp(ENUM_SPECIAL_CHARS), "") )
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.arg(m) );
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}
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enums.append( QString(" } %1Options;\n")
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.arg( info->fields[n]->name ) );
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}
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// Generate element names (only if field has more than one element)
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if (info->fields[n]->numElements > 1 && !info->fields[n]->defaultElementNames) {
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enums.append(QString(" /* Array element names for field %1 */\n").arg(info->fields[n]->name));
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enums.append(" typedef enum { ");
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// Go through the element names
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QStringList elemNames = info->fields[n]->elementNames;
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for (int m = 0; m < elemNames.length(); ++m) {
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QString s = (m != (elemNames.length()-1)) ? "%1_%2=%3, " : "%1_%2=%3";
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enums.append( s.arg( info->fields[n]->name.toUpper() )
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.arg( elemNames[m].toUpper() )
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.arg(m) );
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}
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enums.append( QString(" } %1Elem;\n")
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.arg( info->fields[n]->name ) );
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}
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// Generate array information
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if (info->fields[n]->numElements > 1) {
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enums.append(QString(" /* Number of elements for field %1 */\n").arg(info->fields[n]->name));
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enums.append( QString(" static const quint32 %1_NUMELEM = %2;\n")
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.arg( info->fields[n]->name.toUpper() )
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.arg( info->fields[n]->numElements ) );
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}
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}
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outInclude.replace(QString("$(DATAFIELDINFO)"), enums);
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// Replace the $(INITFIELDS) tag
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QString initfields;
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for (int n = 0; n < info->fields.length(); ++n)
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{
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if (!info->fields[n]->defaultValues.isEmpty() )
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{
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// For non-array fields
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if ( info->fields[n]->numElements == 1)
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{
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if ( info->fields[n]->type == FIELDTYPE_ENUM )
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{
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initfields.append( QString("\t\tgetField(\"%1\").setValue(\"%2\");\n")
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.arg( info->fields[n]->name )
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.arg( info->fields[n]->defaultValues[0] ) );
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}
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else if ( info->fields[n]->type == FIELDTYPE_FLOAT32 )
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{
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initfields.append( QString("\t\tgetField(\"%1\").setValue(%2);\n")
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.arg( info->fields[n]->name )
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.arg( info->fields[n]->defaultValues[0].toFloat() ) );
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}
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else
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{
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initfields.append( QString("\t\tgetField(\"%1\").setValue(%2);\n")
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.arg( info->fields[n]->name )
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.arg( info->fields[n]->defaultValues[0].toInt() ) );
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}
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}
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else
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{
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// Initialize all fields in the array
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for (int idx = 0; idx < info->fields[n]->numElements; ++idx)
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{
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if ( info->fields[n]->type == FIELDTYPE_ENUM ) {
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initfields.append( QString("\t\tgetField(\"%1\").setValue(\"%3\",%2);\n")
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.arg( info->fields[n]->name )
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.arg( idx )
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.arg( info->fields[n]->defaultValues[idx] ) );
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}
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else if ( info->fields[n]->type == FIELDTYPE_FLOAT32 ) {
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initfields.append( QString("\t\tgetField(\"%1\").setValue(%3,%2);\n")
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.arg( info->fields[n]->name )
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.arg( idx )
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.arg( info->fields[n]->defaultValues[idx].toFloat() ) );
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}
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else {
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initfields.append( QString("\t\tgetField(\"%1\").setValue(%3,%2);\n")
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.arg( info->fields[n]->name )
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.arg( idx )
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.arg( info->fields[n]->defaultValues[idx].toInt() ) );
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}
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}
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}
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}
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}
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outCode.replace(QString("$(INITFIELDS)"), initfields);
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// Write the java code
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bool res = writeFileIfDiffrent( javaOutputPath.absolutePath() + "/" + info->name + ".java", outCode );
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if (!res) {
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cout << "Error: Could not write gcs output files" << endl;
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return false;
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}
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return true;
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}
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