/*

* Licensed to the Apache Software Foundation (ASF) under one

* or more contributor license agreements. See the NOTICE file

* distributed with this work for additional information

* regarding copyright ownership. The ASF licenses this file

* to you under the Apache License, Version 2.0 (the

* "License"); you may not use this file except in compliance

* with the License. You may obtain a copy of the License at

*

* http://www.apache.org/licenses/LICENSE-2.0

*

* Unless required by applicable law or agreed to in writing,

* software distributed under the License is distributed on an

* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY

* KIND, either express or implied. See the License for the

* specific language governing permissions and limitations

* under the License.

*/

package org.netbeans.modules.java.debug;

import java.util.ArrayList;

import java.util.Iterator;

import org.openide.nodes.AbstractNode;

import java.util.List;

import java.util.Locale;

import javax.tools.Diagnostic;

import org.netbeans.api.java.source.CompilationInfo;

import org.openide.nodes.Children;

import org.openide.nodes.Node;

/**

* Shows all Errors inside navigator

* @author Max Sauer

*/

public class ErrorNode extends AbstractNode implements OffsetProvider {

private CompilationInfo info;

private Diagnostic diag;

/** Creates a new instance of ErrorNode */

public ErrorNode(CompilationInfo info, Diagnostic diag) {

super(Children.LEAF); //always leaf

this.info = info;

this.diag = diag;

String ss = diag.getMessage(Locale.ENGLISH);

setDisplayName(diag.getCode() + " " + diag.getKind() + ": " + ss); //NOI18N

setIconBaseWithExtension("org/netbeans/modules/java/debug/resources/element.png"); //NOI18N

}

public static Node getTree(CompilationInfo info) {

List<Node> result = new ArrayList<Node>();

new FindChildrenErrorVisitor(info).scan(result);

Children.Array c = new Children.Array();

c.add(result.toArray(new Node[0]));

return new AbstractNode(c);

}

public int getStart() {

return (int) diag.getStartPosition();

}

public int getEnd() {

return (int) diag.getEndPosition();

}

public int getPreferredPosition() {

return (int) diag.getPosition();

}

private static class FindChildrenErrorVisitor {

private CompilationInfo info;

public FindChildrenErrorVisitor(CompilationInfo info) {

this.info = info;

}

private void scan(List<Node> result) {

Iterator<Diagnostic> it = info.getDiagnostics().iterator();

while(it.hasNext()) {

Diagnostic diag = it.next();

result.add(new ErrorNode(info, diag));

}

}

}

}