/*******************************************************************************
* Copyright (c) 2012 VMware, Inc.
* 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:
* VMware, Inc. - initial API and implementation
*******************************************************************************/
package org.springframework.ide.eclipse.quickfix.jdt.processors;
import java.util.ArrayList;
import java.util.List;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.dom.FieldDeclaration;
import org.eclipse.jdt.core.dom.ITypeBinding;
import org.eclipse.jdt.core.dom.MethodDeclaration;
import org.eclipse.jdt.core.dom.SimpleName;
import org.eclipse.jdt.core.dom.SingleVariableDeclaration;
import org.eclipse.jdt.core.dom.TypeDeclaration;
import org.eclipse.jdt.ui.text.java.IInvocationContext;
import org.eclipse.jdt.ui.text.java.IJavaCompletionProposal;
import org.springframework.ide.eclipse.quickfix.jdt.proposals.AddRequestMappingParamCompletionProposal;
import org.springframework.ide.eclipse.quickfix.jdt.util.ProposalCalculatorUtil;
import org.springframework.web.bind.annotation.ModelAttribute;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestBody;
import org.springframework.web.bind.annotation.RequestParam;
/**
* @author Terry Denney
* @since 2.6
*/
public class RequestMappingParamAnnotationQuickAssistProcessor extends AbstractAnnotationQuickAssistProcessor {
private List<SingleVariableDeclaration> params;
private static final Class<?>[] PARAM_ANNOTATION_CLASSES = new Class<?>[] { PathVariable.class, RequestBody.class,
RequestParam.class, ModelAttribute.class };
@Override
public String getAnnotationName() {
return "RequestParam";
}
@Override
public boolean isQuickfixAvailable(FieldDeclaration fieldDecl, IInvocationContext context) {
return false;
}
// @SuppressWarnings("unchecked")
@Override
public boolean isQuickfixAvailable(MethodDeclaration methodDecl, IInvocationContext context) {
// if (ProposalCalculatorUtil.hasAnnotation("RequestMapping",
// methodDecl)) {
// List<SingleVariableDeclaration> parameters = methodDecl.parameters();
// for (SingleVariableDeclaration parameter : parameters) {
// if (isQuickfixAvailable(parameter, context)) {
// params.add(parameter);
// }
// }
// }
//
// return params.size() > 0;
return false;
}
@Override
public boolean isQuickfixAvailable(SingleVariableDeclaration param, IInvocationContext context) {
if (ProposalCalculatorUtil.hasAnnotation("RequestMapping", param.getParent())) {
for (Class<?> annotationClass : PARAM_ANNOTATION_CLASSES) {
if (ProposalCalculatorUtil.hasAnnotation(annotationClass.getSimpleName(), param)) {
return false;
}
}
ITypeBinding typeBinding = param.getType().resolveBinding();
return !ProposalCalculatorUtil.isKnownRequestMappingParamType(context.getCompilationUnit().getJavaProject()
.getProject(), typeBinding);
}
return false;
}
@Override
public boolean isQuickfixAvailable(TypeDeclaration typeDecl, IInvocationContext context) {
return false;
}
@Override
protected void setUpFields() {
this.params = new ArrayList<SingleVariableDeclaration>();
}
@Override
public List<IJavaCompletionProposal> getAssistsForMethod(MethodDeclaration methodDecl, SimpleName name,
ICompilationUnit cu) {
List<IJavaCompletionProposal> proposals = new ArrayList<IJavaCompletionProposal>();
for (SingleVariableDeclaration param : params) {
proposals.addAll(getAssistsForMethodParam(param, name, cu));
}
return proposals;
}
@Override
public List<IJavaCompletionProposal> getAssistsForMethodParam(SingleVariableDeclaration param, SimpleName name,
ICompilationUnit cu) {
List<IJavaCompletionProposal> proposals = new ArrayList<IJavaCompletionProposal>();
for (Class<?> annotationClass : PARAM_ANNOTATION_CLASSES) {
proposals.add(new AddRequestMappingParamCompletionProposal(param, annotationClass, cu));
}
return proposals;
}
}