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/*******************************************************************************
* Copyright (c) 2009 Alena Laskavaia
* All rights reserved. This program and the accompanying materials
* are made available under the terms of the Eclipse Public License v1.0
* which accompanies this distribution, and is available at
* http://www.eclipse.org/legal/epl-v10.html
*
* Contributors:
* Alena Laskavaia - initial API and implementation
*******************************************************************************/
package org.eclipse.cdt.codan.core.builder;
import java.util.HashMap;
import java.util.Iterator;
import java.util.Map;
import org.eclipse.cdt.codan.core.model.CodanProblem;
import org.eclipse.cdt.codan.core.model.CodanSeverity;
import org.eclipse.cdt.codan.core.model.IProblem;
import org.eclipse.cdt.codan.core.model.IProblemProfile;
/**
* @author Alena
*
*/
public class CodanPreferencesLoader {
private static String LIST_SEP = ",";
private IProblemProfile baseModel;
/**
* @param workspaceProfile
*/
public CodanPreferencesLoader(IProblemProfile profile) {
setInput(profile);
}
/**
*
*/
public CodanPreferencesLoader() {
}
public void setInput(Object model) {
baseModel = (IProblemProfile) model;
}
/**
* Stored as element=true|false,...
*
* @param stringList
* @return
*/
public Object modelFromString(String stringList) {
String[] arr = stringList.split(LIST_SEP);
for (int i = 0; i < arr.length; i++) {
String elem = arr[i];
String[] pair = elem.split("=", 2);
if (pair.length == 0)
continue;
String id = pair[0];
IProblem p = problemFromString(id);
if (p == null) {
System.err.println("cannot find '" + id + "'");
continue;
}
if (pair.length == 1) {
((CodanProblem) p).setEnabled(true);
} else {
String check = pair[1];
Boolean c = Boolean.valueOf(check);
((CodanProblem) p).setEnabled(c);
}
}
return baseModel;
}
protected String problemToString(Object element) {
IProblem p = ((IProblem) element);
return p.getId() + ":" + p.getSeverity();
}
protected IProblem problemFromString(String string) {
String[] pair = string.split(":");
if (pair.length == 0)
return null;
String id = pair[0];
String arg = "";
if (pair.length > 1) {
arg = pair[1];
}
CodanSeverity sev;
try {
sev = CodanSeverity.valueOf(arg);
} catch (RuntimeException e) {
sev = CodanSeverity.Warning;
}
IProblem prob = baseModel.findProblem(id);
if (prob instanceof CodanProblem) {
((CodanProblem) prob).setSeverity(sev);
}
return prob;
}
/**
* Combines the given list of items into a single string. This method is the
* converse of <code>parseString</code>.
* <p>
* Subclasses may implement this method.
* </p>
*
* @return the combined string
* @see #parseString
*/
public String modelToString(Object model) {
StringBuffer buf = new StringBuffer();
Map<Object, Boolean> map = fillChecked(model,
new HashMap<Object, Boolean>());
for (Iterator iterator = map.keySet().iterator(); iterator.hasNext();) {
Object element = iterator.next();
buf.append(problemToString(element));
buf.append('=');
buf.append(map.get(element));
if (iterator.hasNext())
buf.append(LIST_SEP);
}
return buf.toString();
}
/**
* @param input
* @param hashMap
* @return
*/
private Map<Object, Boolean> fillChecked(Object element,
HashMap<Object, Boolean> hashMap) {
if (element instanceof IProblemProfile) {
IProblemProfile profile = (IProblemProfile) element;
IProblem[] problems = profile.getProblems();
for (IProblem iProblem : problems) {
hashMap.put(iProblem, iProblem.isEnabled());
}
}
return hashMap;
}
}
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