/* * Copyright 2010 The WicketForge-Team * * Licensed 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 wicketforge.inspection; import com.intellij.codeHighlighting.HighlightDisplayLevel; import com.intellij.codeInspection.*; import com.intellij.openapi.util.text.StringUtil; import com.intellij.psi.PsiFile; import com.intellij.psi.XmlRecursiveElementVisitor; import com.intellij.psi.xml.XmlAttribute; import com.intellij.psi.xml.XmlAttributeValue; import org.jetbrains.annotations.Nls; import org.jetbrains.annotations.NotNull; import wicketforge.Constants; import java.util.ArrayList; import java.util.List; /** */ public class EmptySrcAttributeInspection extends XmlSuppressableInspectionTool { @Override public ProblemDescriptor[] checkFile(@NotNull PsiFile psiFile, @NotNull InspectionManager manager, boolean b) { EmptySrcAttributeVisitor visitor = new EmptySrcAttributeVisitor(manager); psiFile.accept(visitor); return visitor.getProblemDescriptors(); } @Override @Nls @NotNull public String getDisplayName() { return "Wicket Empty Src Attribute Inspection"; } @Override @Nls @NotNull public String getGroupDisplayName() { return Constants.INTENSION_INSPECTION_GROUPNAME; } @Override @NotNull public String getShortName() { return "WicketForgeEmptySrcAttributeInspection"; } @Override @NotNull public HighlightDisplayLevel getDefaultLevel() { return HighlightDisplayLevel.ERROR; } @Override public boolean isEnabledByDefault() { return true; } /** * */ private static class EmptySrcAttributeVisitor extends XmlRecursiveElementVisitor { private List<ProblemDescriptor> problemDescriptors = new ArrayList<ProblemDescriptor>(); private InspectionManager manager; public EmptySrcAttributeVisitor(InspectionManager manager) { this.manager = manager; } @Override public void visitXmlAttribute(XmlAttribute attribute) { super.visitXmlAttribute(attribute); if ("src".equals(attribute.getName())) { XmlAttributeValue attributeValue = attribute.getValueElement(); if (attributeValue != null && StringUtil.isEmpty(attributeValue.getValue())) { problemDescriptors.add(manager.createProblemDescriptor(attribute, "Empty src attribute will result in extra call to server", (LocalQuickFix) null, ProblemHighlightType.GENERIC_ERROR, true)); } } } public ProblemDescriptor[] getProblemDescriptors() { return problemDescriptors.toArray(new ProblemDescriptor[problemDescriptors.size()]); } } }