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/*
* Copyright 2000-2013 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 org.jetbrains.plugins.javaFX.codeInsight;
import com.intellij.codeInsight.generation.GenerateMembersUtil;
import com.intellij.codeInsight.generation.GetterSetterPrototypeProvider;
import com.intellij.openapi.diagnostic.Logger;
import com.intellij.openapi.project.Project;
import com.intellij.psi.*;
import com.intellij.psi.codeStyle.JavaCodeStyleManager;
import com.intellij.psi.codeStyle.VariableKind;
import com.intellij.psi.util.InheritanceUtil;
import com.intellij.psi.util.PropertyUtil;
import org.jetbrains.plugins.javaFX.fxml.JavaFxCommonClassNames;
import org.jetbrains.plugins.javaFX.fxml.JavaFxPsiUtil;
/**
* User: anna
* Date: 3/4/13
*/
public class JavaFxGetterSetterPrototypeProvider extends GetterSetterPrototypeProvider {
private static final Logger LOG = Logger.getInstance("#" + JavaFxGetterSetterPrototypeProvider.class.getName());
@Override
public boolean canGeneratePrototypeFor(PsiField field) {
return InheritanceUtil.isInheritor(field.getType(), JavaFxCommonClassNames.JAVAFX_BEANS_VALUE_OBSERVABLE_VALUE);
}
@Override
public PsiMethod[] generateGetters(PsiField field) {
final Project project = field.getProject();
final PsiElementFactory factory = JavaPsiFacade.getElementFactory(project);
final PsiMethod getter = GenerateMembersUtil.generateGetterPrototype(field);
final PsiType wrappedType = JavaFxPsiUtil.getWrappedPropertyType(field, project, JavaFxCommonClassNames.ourReadOnlyMap);
final PsiTypeElement returnTypeElement = getter.getReturnTypeElement();
LOG.assertTrue(returnTypeElement != null);
returnTypeElement.replace(factory.createTypeElement(wrappedType));
final PsiCodeBlock getterBody = getter.getBody();
LOG.assertTrue(getterBody != null);
getterBody.getStatements()[0].replace(factory.createStatementFromText("return " + field.getName() + ".get();", field));
final PsiMethod propertyGetter = PropertyUtil.generateGetterPrototype(field);
propertyGetter.setName(JavaCodeStyleManager.getInstance(project).variableNameToPropertyName(field.getName(), VariableKind.FIELD) + "Property");
return new PsiMethod[] {getter, GenerateMembersUtil.annotateOnOverrideImplement(field.getContainingClass(), propertyGetter)};
}
@Override
public PsiMethod[] generateSetters(PsiField field) {
final PsiMethod setter = GenerateMembersUtil.generateSetterPrototype(field);
final Project project = field.getProject();
final PsiType wrappedType = JavaFxPsiUtil.getWrappedPropertyType(field, project, JavaFxCommonClassNames.ourWritableMap);
final PsiElementFactory elementFactory = JavaPsiFacade.getElementFactory(project);
final PsiTypeElement newTypeElement = elementFactory.createTypeElement(wrappedType);
final PsiParameter[] parameters = setter.getParameterList().getParameters();
LOG.assertTrue(parameters.length == 1);
final PsiParameter parameter = parameters[0];
final PsiTypeElement typeElement = parameter.getTypeElement();
LOG.assertTrue(typeElement != null);
typeElement.replace(newTypeElement);
final PsiCodeBlock body = setter.getBody();
LOG.assertTrue(body != null);
body.getStatements()[0].replace(elementFactory.createStatementFromText("this." + field.getName() + ".set(" + parameter.getName() + ");", field));
return new PsiMethod[] {setter};
}
@Override
public PsiMethod[] findGetters(PsiClass psiClass, String propertyName) {
final String getterName = suggestGetterName(propertyName);
final PsiMethod specificGetter = psiClass
.findMethodBySignature(JavaPsiFacade.getElementFactory(psiClass.getProject()).createMethod(getterName, PsiType.VOID), false);
if (specificGetter != null) {
final PsiMethod getter = PropertyUtil.findPropertyGetter(psiClass, propertyName, false, false);
return getter == null ? new PsiMethod[] {specificGetter} : new PsiMethod[] {getter, specificGetter};
}
return super.findGetters(psiClass, propertyName);
}
@Override
public String suggestGetterName(String propertyName) {
return propertyName + "Property";
}
@Override
public boolean isSimpleGetter(PsiMethod method, String oldPropertyName) {
return method.getName().equals(suggestGetterName(oldPropertyName));
}
@Override
public boolean isReadOnly(PsiField field) {
return !InheritanceUtil.isInheritor(field.getType(), JavaFxCommonClassNames.JAVAFX_BEANS_VALUE_WRITABLE_VALUE);
}
}
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