package nl.tue.buildingsmart.emf;
/******************************************************************************
* Copyright (C) 2009-2014 BIMserver.org
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 of the
* License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*****************************************************************************/
import java.io.BufferedReader;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import org.bimserver.plugins.schema.BaseType;
import org.bimserver.plugins.schema.DerivedAttribute2;
import org.bimserver.plugins.schema.EntityDefinition;
import org.bimserver.plugins.schema.SchemaDefinition;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class DerivedReader {
private static final Logger LOGGER = LoggerFactory.getLogger(DerivedReader.class);
public DerivedReader(InputStream inputStream, SchemaDefinition schema) {
try {
BufferedReader reader = new BufferedReader(new InputStreamReader(inputStream));
String line = reader.readLine();
String entityName = null;
boolean derive = false;
while (line != null) {
if (line.startsWith("ENTITY ")) {
entityName = line.substring(7);
if (entityName.endsWith(";")) {
entityName = entityName.substring(0, entityName.length() - 1);
}
derive = false;
} else if (line.startsWith(" DERIVE")) {
if (entityName != null) {
derive = true;
}
} else if (line.startsWith("END_ENTITY")) {
entityName = null;
derive = false;
} else if (line.startsWith(" WHERE")) {
derive = false;
} else if (line.startsWith(" INVERSE")) {
derive = false;
} else if (derive == true) {
if (line.indexOf(":") != -1) {
String derivedName = line.substring(0, line.indexOf(":")).trim();
if (derivedName.indexOf("SELF\\") != -1) {
derivedName = derivedName.substring(derivedName.indexOf(".") + 1);
}
String expressCode = line.substring(line.indexOf(":=") + 2);
if (line.trim().endsWith(",")) {
expressCode += reader.readLine();
}
String type = line.substring(line.indexOf(":") + 1);
type = type.substring(0, type.indexOf(":=")).trim();
BaseType entityBN2 = null;
boolean collection = false;
if (type.startsWith("LIST") || type.startsWith("ARRAY") || type.startsWith("SET")) {
type = type.substring(type.indexOf(" OF ") + 4).trim();
if (type.startsWith("LIST") || type.startsWith("ARRAY") || type.startsWith("SET")) {
type = type.substring(type.indexOf(" OF ") + 4).trim();
}
collection = true;
}
entityBN2 = schema.getEntityBN(type);
if (entityBN2 == null) {
entityBN2 = schema.getBaseTypeBN(type);
}
if (entityBN2 == null) {
System.out.println("Not found: " + type);
}
DerivedAttribute2 derivedAttribute2 = new DerivedAttribute2(derivedName, entityBN2, expressCode, collection, false);
EntityDefinition entityBN = schema.getEntityBN(entityName);
if (entityBN == null) {
System.out.println("unknown entity " + entityName);
} else {
entityBN.addDerived(derivedAttribute2, true);
}
}
}
line = reader.readLine();
}
} catch (FileNotFoundException e) {
LOGGER.error("", e);
} catch (IOException e) {
LOGGER.error("", e);
}
}
public DerivedReader(File schemaFile, SchemaDefinition schemaDefinition) throws FileNotFoundException {
this(new FileInputStream(schemaFile), schemaDefinition);
}
}