/*******************************************************************************
 * Copyright (c) 2009 Progress Software
 * 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
 *
 *******************************************************************************/
package org.eclipse.jst.ws.jaxb.core.tests;

import junit.framework.TestCase;

import org.eclipse.core.resources.IFile;
import org.eclipse.core.runtime.CoreException;
import org.eclipse.core.runtime.IProgressMonitor;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.dom.AST;
import org.eclipse.jdt.core.dom.Annotation;
import org.eclipse.jdt.core.dom.CompilationUnit;
import org.eclipse.jdt.core.dom.rewrite.ASTRewrite;
import org.eclipse.jdt.ui.SharedASTProvider;
import org.eclipse.ltk.core.refactoring.Change;
import org.eclipse.ltk.core.refactoring.PerformChangeOperation;
import org.eclipse.ltk.core.refactoring.TextFileChange;
import org.eclipse.text.edits.MultiTextEdit;

public abstract class AbstractAnnotationTest extends TestCase {
    protected TestJavaProject testJavaProject;
    protected ICompilationUnit source;
    protected CompilationUnit compilationUnit;
    protected AST ast;
    protected ASTRewrite rewriter;
    protected Annotation annotation;
    protected TextFileChange textFileChange;
    
    @Override
    protected void setUp() throws Exception {
        testJavaProject = new TestJavaProject("JavaProject");
        testJavaProject.setAutoBuilding(isAutoBuildingEnabled());
        testJavaProject.enableAnnotationProcessing(isAnnotationProcessingEnabled());

        source = testJavaProject.createCompilationUnit(getPackageName(), getClassName(), getClassContents());
        
        compilationUnit = SharedASTProvider.getAST(source, SharedASTProvider.WAIT_YES, null);
        ast = compilationUnit.getAST();
        rewriter = ASTRewrite.create(ast);
        annotation = getAnnotation();
        textFileChange = new TextFileChange("Add annotation", (IFile) source.getResource());
        MultiTextEdit multiTextEdit = new MultiTextEdit();
        textFileChange.setEdit(multiTextEdit);
    }
    
    protected boolean isAutoBuildingEnabled() {
        return false;
    }

    protected boolean isAnnotationProcessingEnabled() {
        return false;
    }

    protected abstract String getPackageName();
    protected abstract String getClassName();
    protected abstract String getClassContents();
    protected abstract Annotation getAnnotation();
    
    protected boolean executeChange(IProgressMonitor monitor, Change change) {
        if (change == null) {
            return false;
        }

        change.initializeValidationData(monitor);

        PerformChangeOperation changeOperation = new PerformChangeOperation(change);

        try {
            changeOperation.run(monitor);
        } catch (CoreException ce) {
            ce.printStackTrace();
        }
        return changeOperation.changeExecuted();
    }
    
    @Override
    protected void tearDown() throws Exception {
        testJavaProject.getProject().delete(true, true, null);
    }
}