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Allow a file to be loaded if it references a missing component property,

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but show a warning.
This commit is contained in:
Branislav Stojkovic
2019-02-15 23:23:12 +01:00
parent 20645fed13
commit f53ad8c206
2 changed files with 76 additions and 36 deletions
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diylc/diylc-core/src/org/diylc/presenter/ProjectFileManager.java
+59 -35
View File
@@ -21,36 +21,38 @@
*/
package org.diylc.presenter;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.Writer;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;
import java.util.Set;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.log4j.Logger;
import org.diylc.appframework.miscutils.Utils;
import org.diylc.appframework.simplemq.MessageDispatcher;
import org.diylc.common.EventType;
import org.diylc.core.Project;
import org.diylc.parsing.IOldFileParser;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.DomDriver;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStreamReader;
import java.io.OutputStreamWriter;
import java.io.Reader;
import java.io.Writer;
import java.lang.reflect.Modifier;
import java.util.ArrayList;
import java.util.Collections;
import java.util.HashSet;
import java.util.List;
import java.util.Set;
import javax.xml.parsers.DocumentBuilder;
import javax.xml.parsers.DocumentBuilderFactory;
import javax.xml.parsers.ParserConfigurationException;
import org.apache.log4j.Logger;
import org.diylc.appframework.miscutils.Utils;
import org.diylc.appframework.simplemq.MessageDispatcher;
import org.diylc.common.EventType;
import org.diylc.core.Project;
import org.diylc.parsing.IOldFileParser;
import org.w3c.dom.Document;
import org.xml.sax.InputSource;
import org.xml.sax.SAXException;
import com.thoughtworks.xstream.XStream;
import com.thoughtworks.xstream.io.xml.DomDriver;
import com.thoughtworks.xstream.mapper.MapperWrapper;
public class ProjectFileManager {
@@ -66,11 +68,29 @@ public class ProjectFileManager {
private MessageDispatcher<EventType> messageDispatcher;
private List<IOldFileParser> parsers;
private List<IOldFileParser> parsers;
private Set<String> missingFields = new HashSet<String>();
public ProjectFileManager(MessageDispatcher<EventType> messageDispatcher) {
super();
this.xStream = new XStream(new DomDriver("UTF-8"));
this.xStream = new XStream(new DomDriver("UTF-8")) {
@Override
protected MapperWrapper wrapMapper(MapperWrapper next) {
return new MapperWrapper(next) {
@SuppressWarnings("rawtypes")
@Override
public boolean shouldSerializeMember(Class definedIn, String fieldName) {
if (definedIn == Object.class) {
missingFields.add(definedIn.getName() + "." + fieldName);
return false;
}
return super.shouldSerializeMember(definedIn, fieldName);
}
};
}
};
xStream.autodetectAnnotations(true);
xStream.registerConverter(new PointConverter());
this.xStreamOld = new XStream(new DomDriver());
@@ -131,7 +151,7 @@ public class ProjectFileManager {
Document doc = db.parse(new InputSource(new InputStreamReader(new FileInputStream(file))));
doc.getDocumentElement().normalize();
if (doc.getDocumentElement().getNodeName().equalsIgnoreCase(Project.class.getName())) {
project = parseV3File(fileName);
project = parseV3File(fileName, warnings);
} else {
if (!doc.getDocumentElement().getNodeName().equalsIgnoreCase("layout")) {
throw new IllegalArgumentException("Could not open DIY file. Root node is not named 'Layout'.");
@@ -171,9 +191,10 @@ public class ProjectFileManager {
messageDispatcher.dispatchMessage(EventType.FILE_STATUS_CHANGED, getCurrentFileName(), isModified());
}
private Project parseV3File(String fileName) throws IOException {
private Project parseV3File(String fileName, List<String> warnings) throws IOException {
Project project;
FileInputStream fis = new FileInputStream(fileName);
FileInputStream fis = new FileInputStream(fileName);
missingFields.clear();
try {
Reader reader = new InputStreamReader(fis, "UTF-8");
project = (Project) xStream.fromXML(reader);
@@ -182,6 +203,9 @@ public class ProjectFileManager {
fis.close();
fis = new FileInputStream(fileName);
project = (Project) xStreamOld.fromXML(fis);
}
if (!missingFields.isEmpty()) {
warnings.add("The project references unknown component properties, most likely because it was created with a newer version of DIYLC.");
}
fis.close();
return project;