| /* |
| * Copyright 2000-2009 JetBrains s.r.o. |
| * |
| * 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 com.intellij.lang.properties; |
| |
| import com.intellij.codeInsight.AnnotationUtil; |
| import com.intellij.codeInspection.i18n.JavaI18nUtil; |
| import com.intellij.lang.properties.references.PropertyReference; |
| import com.intellij.psi.*; |
| import com.intellij.psi.impl.source.jsp.jspXml.JspXmlTagBase; |
| import com.intellij.psi.templateLanguages.OuterLanguageElement; |
| import com.intellij.psi.util.PsiTreeUtil; |
| import com.intellij.psi.xml.XmlAttribute; |
| import com.intellij.psi.xml.XmlAttributeValue; |
| import com.intellij.psi.xml.XmlTag; |
| import com.intellij.util.ProcessingContext; |
| import com.intellij.xml.util.XmlUtil; |
| import org.jetbrains.annotations.NotNull; |
| |
| import java.util.Arrays; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * @author cdr |
| */ |
| public class PropertiesReferenceProvider extends PsiReferenceProvider { |
| |
| private final boolean myDefaultSoft; |
| |
| public PropertiesReferenceProvider() { |
| this(false); |
| } |
| |
| public PropertiesReferenceProvider(final boolean defaultSoft) { |
| myDefaultSoft = defaultSoft; |
| } |
| |
| @Override |
| public boolean acceptsTarget(@NotNull PsiElement target) { |
| return target instanceof IProperty; |
| } |
| |
| @NotNull |
| public PsiReference[] getReferencesByElement(@NotNull PsiElement element, @NotNull final ProcessingContext context) { |
| Object value = null; |
| String bundleName = null; |
| boolean propertyRefWithPrefix = false; |
| boolean soft = myDefaultSoft; |
| |
| if (element instanceof PsiLiteralExpression) { |
| PsiLiteralExpression literalExpression = (PsiLiteralExpression)element; |
| value = literalExpression.getValue(); |
| |
| final Map<String, Object> annotationParams = new HashMap<String, Object>(); |
| annotationParams.put(AnnotationUtil.PROPERTY_KEY_RESOURCE_BUNDLE_PARAMETER, null); |
| if (JavaI18nUtil.mustBePropertyKey(element.getProject(), literalExpression, annotationParams)) { |
| soft = false; |
| final Object resourceBundleName = annotationParams.get(AnnotationUtil.PROPERTY_KEY_RESOURCE_BUNDLE_PARAMETER); |
| if (resourceBundleName instanceof PsiExpression) { |
| PsiExpression expr = (PsiExpression)resourceBundleName; |
| final Object bundleValue = JavaPsiFacade.getInstance(expr.getProject()).getConstantEvaluationHelper().computeConstantExpression(expr); |
| bundleName = bundleValue == null ? null : bundleValue.toString(); |
| } |
| } |
| } |
| else if (element instanceof XmlAttributeValue && isNonDynamicAttribute(element)) { |
| if (element.getTextLength() < 2) { |
| return PsiReference.EMPTY_ARRAY; |
| } |
| value = ((XmlAttributeValue)element).getValue(); |
| final XmlAttribute attribute = (XmlAttribute)element.getParent(); |
| if ("key".equals(attribute.getName())) { |
| final XmlTag parent = attribute.getParent(); |
| if ("message".equals(parent.getLocalName()) && Arrays.binarySearch(XmlUtil.JSTL_FORMAT_URIS, parent.getNamespace()) >= 0) { |
| propertyRefWithPrefix = true; |
| } |
| } |
| } |
| |
| if (value instanceof String) { |
| String text = (String)value; |
| PsiReference reference = propertyRefWithPrefix ? |
| new PrefixBasedPropertyReference(text, element, bundleName, soft): |
| new PropertyReference(text, element, bundleName, soft); |
| return new PsiReference[]{reference}; |
| } |
| return PsiReference.EMPTY_ARRAY; |
| } |
| |
| static boolean isNonDynamicAttribute(final PsiElement element) { |
| return PsiTreeUtil.getChildOfAnyType(element, OuterLanguageElement.class,JspXmlTagBase.class) == null; |
| } |
| |
| } |