org.jboss.tools.cdi.ui.marker.MakeMethodPublicMarkerResolution.java Source code

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Here is the source code for org.jboss.tools.cdi.ui.marker.MakeMethodPublicMarkerResolution.java

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/*******************************************************************************
 * Copyright (c) 2010 Red Hat, Inc.
 * Distributed under license by Red Hat, Inc. All rights reserved.
 * This program is 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:
 *     Red Hat, Inc. - initial API and implementation
 ******************************************************************************/
package org.jboss.tools.cdi.ui.marker;

import java.text.MessageFormat;

import org.eclipse.core.runtime.CoreException;
import org.eclipse.jdt.core.Flags;
import org.eclipse.jdt.core.IBuffer;
import org.eclipse.jdt.core.ICompilationUnit;
import org.eclipse.jdt.core.IMethod;
import org.eclipse.jdt.core.Signature;
import org.eclipse.jdt.core.refactoring.CompilationUnitChange;
import org.eclipse.swt.graphics.Image;
import org.eclipse.text.edits.InsertEdit;
import org.eclipse.text.edits.MultiTextEdit;
import org.eclipse.text.edits.ReplaceEdit;
import org.jboss.tools.cdi.core.CDIImages;
import org.jboss.tools.cdi.internal.core.refactoring.CDIMarkerResolutionUtils;
import org.jboss.tools.cdi.ui.CDIUIMessages;
import org.jboss.tools.cdi.ui.CDIUIPlugin;
import org.jboss.tools.common.refactoring.BaseMarkerResolution;

/**
 * @author Daniel Azarov
 */
public class MakeMethodPublicMarkerResolution extends BaseMarkerResolution {
    private IMethod method;

    public MakeMethodPublicMarkerResolution(IMethod method) {
        super(CDIMarkerResolutionUtils.getJavaMember(method).getCompilationUnit());
        this.label = MessageFormat.format(CDIUIMessages.MAKE_METHOD_PUBLIC_MARKER_RESOLUTION_TITLE,
                new Object[] { method.getElementName() });
        this.method = method;
        init();
    }

    @Override
    protected CompilationUnitChange getChange(ICompilationUnit compilationUnit) {
        CompilationUnitChange change = new CompilationUnitChange("", compilationUnit);

        MultiTextEdit edit = new MultiTextEdit();

        change.setEdit(edit);

        try {
            IBuffer buffer = compilationUnit.getBuffer();

            IMethod workingCopyMethod = CDIMarkerResolutionUtils.findWorkingCopy(compilationUnit, method);
            if (workingCopyMethod != null) {
                int flag = workingCopyMethod.getFlags();

                String text = buffer.getText(workingCopyMethod.getSourceRange().getOffset(),
                        workingCopyMethod.getSourceRange().getLength());

                // make method public
                int position = workingCopyMethod.getSourceRange().getOffset();
                if (!Flags.isPublic(flag)) {
                    if (Flags.isPrivate(flag)) {
                        position += text.indexOf(CDIMarkerResolutionUtils.PRIVATE);
                        ReplaceEdit re = new ReplaceEdit(position, CDIMarkerResolutionUtils.PRIVATE.length(),
                                CDIMarkerResolutionUtils.PUBLIC);
                        edit.addChild(re);
                    } else if (Flags.isProtected(flag)) {
                        position += text.indexOf(CDIMarkerResolutionUtils.PROTECTED);
                        ReplaceEdit re = new ReplaceEdit(position, CDIMarkerResolutionUtils.PROTECTED.length(),
                                CDIMarkerResolutionUtils.PUBLIC);
                        edit.addChild(re);
                    } else {
                        String type = Signature.getSignatureSimpleName(workingCopyMethod.getReturnType());
                        position += text.indexOf(type);
                        InsertEdit ie = new InsertEdit(position,
                                CDIMarkerResolutionUtils.PUBLIC + CDIMarkerResolutionUtils.SPACE);
                        edit.addChild(ie);
                    }
                }
            }
        } catch (CoreException ex) {
            CDIUIPlugin.getDefault().logError(ex);
        }
        return change;
    }

    @Override
    public Image getImage() {
        return CDIImages.getImage(CDIImages.QUICKFIX_EDIT);
    }
}