Examples with IntroduceFactoryDescriptor org.eclipse.jdt.core.refactoring.descriptors.IntroduceFactoryDescriptor used on opensource projects

Example 1 with IntroduceFactoryDescriptor

use of org.eclipse.jdt.core.refactoring.descriptors.IntroduceFactoryDescriptor in project che by eclipse.

the class IntroduceFactoryRefactoring method createChange.

/* (non-Javadoc)
	 * @see org.eclipse.ltk.core.refactoring.Refactoring#createChange(org.eclipse.core.runtime.IProgressMonitor)
	 */
@Override
public Change createChange(IProgressMonitor pm) throws CoreException {
    try {
        pm.beginTask(RefactoringCoreMessages.IntroduceFactory_createChanges, fAllCallsTo.length);
        final ITypeBinding binding = fFactoryOwningClass.resolveBinding();
        final Map<String, String> arguments = new HashMap<String, String>();
        String project = null;
        IJavaProject javaProject = fCUHandle.getJavaProject();
        if (javaProject != null)
            project = javaProject.getElementName();
        int flags = JavaRefactoringDescriptor.JAR_MIGRATION | JavaRefactoringDescriptor.JAR_REFACTORING | RefactoringDescriptor.STRUCTURAL_CHANGE | RefactoringDescriptor.MULTI_CHANGE;
        if (binding.isNested() && !binding.isMember())
            flags |= JavaRefactoringDescriptor.JAR_SOURCE_ATTACHMENT;
        final String description = Messages.format(RefactoringCoreMessages.IntroduceFactoryRefactoring_descriptor_description_short, BasicElementLabels.getJavaElementName(fCtorOwningClass.getName().getIdentifier()));
        final String header = Messages.format(RefactoringCoreMessages.IntroduceFactory_descriptor_description, new String[] { BasicElementLabels.getJavaElementName(fNewMethodName), BindingLabelProvider.getBindingLabel(binding, JavaElementLabels.ALL_FULLY_QUALIFIED), BindingLabelProvider.getBindingLabel(fCtorBinding, JavaElementLabels.ALL_FULLY_QUALIFIED) });
        final JDTRefactoringDescriptorComment comment = new JDTRefactoringDescriptorComment(project, this, header);
        comment.addSetting(Messages.format(RefactoringCoreMessages.IntroduceFactoryRefactoring_original_pattern, BindingLabelProvider.getBindingLabel(fCtorBinding, JavaElementLabels.ALL_FULLY_QUALIFIED)));
        comment.addSetting(Messages.format(RefactoringCoreMessages.IntroduceFactoryRefactoring_factory_pattern, BasicElementLabels.getJavaElementName(fNewMethodName)));
        comment.addSetting(Messages.format(RefactoringCoreMessages.IntroduceFactoryRefactoring_owner_pattern, BindingLabelProvider.getBindingLabel(binding, JavaElementLabels.ALL_FULLY_QUALIFIED)));
        if (fProtectConstructor)
            comment.addSetting(RefactoringCoreMessages.IntroduceFactoryRefactoring_declare_private);
        final IntroduceFactoryDescriptor descriptor = RefactoringSignatureDescriptorFactory.createIntroduceFactoryDescriptor(project, description, comment.asString(), arguments, flags);
        arguments.put(JavaRefactoringDescriptorUtil.ATTRIBUTE_INPUT, JavaRefactoringDescriptorUtil.elementToHandle(project, fCUHandle));
        arguments.put(JavaRefactoringDescriptorUtil.ATTRIBUTE_NAME, fNewMethodName);
        arguments.put(JavaRefactoringDescriptorUtil.ATTRIBUTE_ELEMENT + 1, JavaRefactoringDescriptorUtil.elementToHandle(project, binding.getJavaElement()));
        //$NON-NLS-1$
        arguments.put(JavaRefactoringDescriptorUtil.ATTRIBUTE_SELECTION, new Integer(fSelectionStart).toString() + " " + new Integer(fSelectionLength).toString());
        arguments.put(ATTRIBUTE_PROTECT, Boolean.valueOf(fProtectConstructor).toString());
        final DynamicValidationStateChange result = new DynamicValidationRefactoringChange(descriptor, RefactoringCoreMessages.IntroduceFactory_name);
        boolean hitInFactoryClass = false;
        boolean hitInCtorClass = false;
        for (int i = 0; i < fAllCallsTo.length; i++) {
            SearchResultGroup rg = fAllCallsTo[i];
            ICompilationUnit unitHandle = rg.getCompilationUnit();
            CompilationUnitChange cuChange = new CompilationUnitChange(getName(), unitHandle);
            if (addAllChangesFor(rg, unitHandle, cuChange))
                result.add(cuChange);
            if (unitHandle.equals(fFactoryUnitHandle))
                hitInFactoryClass = true;
            if (unitHandle.equals(ASTCreator.getCu(fCtorOwningClass)))
                hitInCtorClass = true;
            pm.worked(1);
            if (pm.isCanceled())
                throw new OperationCanceledException();
        }
        if (!hitInFactoryClass) {
            // Handle factory class if no search hits there
            CompilationUnitChange cuChange = new CompilationUnitChange(getName(), fFactoryUnitHandle);
            addAllChangesFor(null, fFactoryUnitHandle, cuChange);
            result.add(cuChange);
        }
        if (!hitInCtorClass && !fFactoryUnitHandle.equals(ASTCreator.getCu(fCtorOwningClass))) {
            // Handle constructor-owning class if no search hits there
            CompilationUnitChange cuChange = new CompilationUnitChange(getName(), ASTCreator.getCu(fCtorOwningClass));
            addAllChangesFor(null, ASTCreator.getCu(fCtorOwningClass), cuChange);
            result.add(cuChange);
        }
        return result;
    } finally {
        pm.done();
    }
}