本文整理汇总了Java中org.eclipse.ltk.core.refactoring.NullChange类的典型用法代码示例。如果您正苦于以下问题：Java NullChange类的具体用法？Java NullChange怎么用？Java NullChange使用的例子？那么恭喜您, 这里精选的类代码示例或许可以为您提供帮助。
NullChange类属于org.eclipse.ltk.core.refactoring包，在下文中一共展示了NullChange类的15个代码示例，这些例子默认根据受欢迎程度排序。您可以为喜欢或者感觉有用的代码点赞，您的评价将有助于系统推荐出更棒的Java代码示例。
示例1: perform
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
public Change perform(IProgressMonitor pm) throws CoreException {
try {
pm.beginTask(RefactoringCoreMessages.CreatePackageChange_Creating_package, 1);
if (fPackageFragment.exists()) {
return new NullChange();
} else {
IPackageFragmentRoot root = (IPackageFragmentRoot) fPackageFragment.getParent();
root.createPackageFragment(fPackageFragment.getElementName(), false, pm);
return new DeleteResourceChange(fPackageFragment.getPath(), true);
}
} finally {
pm.done();
}
}
示例2: perform
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
public Change perform(IProgressMonitor pm) throws CoreException {
pm.beginTask(RefactoringCoreMessages.ClasspathChange_progress_message, 1);
try {
if (!JavaConventions.validateClasspath(fProject, fNewClasspath, fOutputLocation)
.matches(IStatus.ERROR)) {
IClasspathEntry[] oldClasspath = fProject.getRawClasspath();
IPath oldOutputLocation = fProject.getOutputLocation();
fProject.setRawClasspath(fNewClasspath, fOutputLocation, new SubProgressMonitor(pm, 1));
return new ClasspathChange(fProject, oldClasspath, oldOutputLocation);
} else {
return new NullChange();
}
} finally {
pm.done();
}
}
示例3: createUndoChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
protected Change createUndoChange(long stampToRestore) throws CoreException {
IPackageFragment pack = getPackage();
if (pack == null) return new NullChange();
Map<IResource, Long> stamps = new HashMap<IResource, Long>();
if (!fRenameSubpackages) {
addStamps(stamps, pack.getCompilationUnits());
} else {
IPackageFragment[] allPackages = JavaElementUtil.getPackageAndSubpackages(pack);
for (int i = 0; i < allPackages.length; i++) {
IPackageFragment currentPackage = allPackages[i];
addStamps(stamps, currentPackage.getCompilationUnits());
}
}
return new RenamePackageChange(
createNewPath(), getNewName(), getOldName(), stampToRestore, stamps, fRenameSubpackages);
// Note: This reverse change only works if the renamePackage change did
// not merge the source package into an existing target.
}
示例4: perform
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
public Change perform(IProgressMonitor pm) throws CoreException {
try {
pm.beginTask(RefactoringCoreMessages.CreatePackageChange_Creating_package, 1);
if (fPackageFragment.exists()) {
return new NullChange();
} else {
IPackageFragmentRoot root= (IPackageFragmentRoot) fPackageFragment.getParent();
root.createPackageFragment(fPackageFragment.getElementName(), false, pm);
return new DeleteResourceChange(fPackageFragment.getPath(), true);
}
} finally {
pm.done();
}
}
示例5: perform
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
public Change perform(IProgressMonitor pm) throws CoreException {
pm.beginTask(RefactoringCoreMessages.ClasspathChange_progress_message, 1);
try {
if (!JavaConventions.validateClasspath(fProject, fNewClasspath, fOutputLocation).matches(IStatus.ERROR)) {
IClasspathEntry[] oldClasspath= fProject.getRawClasspath();
IPath oldOutputLocation= fProject.getOutputLocation();
fProject.setRawClasspath(fNewClasspath, fOutputLocation, new SubProgressMonitor(pm, 1));
return new ClasspathChange(fProject, oldClasspath, oldOutputLocation);
} else {
return new NullChange();
}
} finally {
pm.done();
}
}
示例6: createUndoChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
protected Change createUndoChange(long stampToRestore) throws CoreException {
IPackageFragment pack= getPackage();
if (pack == null)
return new NullChange();
Map<IResource, Long> stamps= new HashMap<IResource, Long>();
if (!fRenameSubpackages) {
addStamps(stamps, pack.getCompilationUnits());
} else {
IPackageFragment[] allPackages= JavaElementUtil.getPackageAndSubpackages(pack);
for (int i= 0; i < allPackages.length; i++) {
IPackageFragment currentPackage= allPackages[i];
addStamps(stamps, currentPackage.getCompilationUnits());
}
}
return new RenamePackageChange(createNewPath(), getNewName(), getOldName(), stampToRestore, stamps, fRenameSubpackages);
// Note: This reverse change only works if the renamePackage change did
// not merge the source package into an existing target.
}
示例7: createCopyResourceChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private static Change createCopyResourceChange(
IResource resource,
NewNameProposer nameProposer,
INewNameQueries copyQueries,
IContainer destination) {
if (resource == null || destination == null) return new NullChange();
INewNameQuery nameQuery;
String name = nameProposer.createNewName(resource, destination);
if (name == null) nameQuery = copyQueries.createNullQuery();
else nameQuery = copyQueries.createNewResourceNameQuery(resource, name);
return new CopyResourceChange(resource, destination, nameQuery);
}
示例8: createChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private Change createChange(ICompilationUnit cu) {
IPackageFragment pack = getDestinationAsPackageFragment();
if (pack != null) return moveCuToPackage(cu, pack);
IContainer container = getDestinationAsContainer();
if (container == null) return new NullChange();
return moveFileToContainer(cu, container);
}
示例9: createDeleteChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private static Change createDeleteChange(IJavaElement javaElement) throws JavaModelException {
Assert.isTrue(!ReorgUtils.isInsideCompilationUnit(javaElement));
switch (javaElement.getElementType()) {
case IJavaElement.PACKAGE_FRAGMENT_ROOT:
return createPackageFragmentRootDeleteChange((IPackageFragmentRoot) javaElement);
case IJavaElement.PACKAGE_FRAGMENT:
return createSourceManipulationDeleteChange((IPackageFragment) javaElement);
case IJavaElement.COMPILATION_UNIT:
return createSourceManipulationDeleteChange((ICompilationUnit) javaElement);
case IJavaElement.CLASS_FILE:
// if this assert fails, it means that a precondition is missing
Assert.isTrue(((IClassFile) javaElement).getResource() instanceof IFile);
return createDeleteChange(((IClassFile) javaElement).getResource());
case IJavaElement.JAVA_MODEL: // cannot be done
Assert.isTrue(false);
return null;
case IJavaElement.JAVA_PROJECT: // handled differently
Assert.isTrue(false);
return null;
case IJavaElement.TYPE:
case IJavaElement.FIELD:
case IJavaElement.METHOD:
case IJavaElement.INITIALIZER:
case IJavaElement.PACKAGE_DECLARATION:
case IJavaElement.IMPORT_CONTAINER:
case IJavaElement.IMPORT_DECLARATION:
Assert.isTrue(false); // not done here
return new NullChange();
default:
Assert.isTrue(false); // there's no more kinds
return new NullChange();
}
}
示例10: doDelete
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
protected Change doDelete(IProgressMonitor pm) throws CoreException {
ISourceManipulation element = getSourceManipulation();
// we have to save dirty compilation units before deleting them. Otherwise
// we will end up showing ghost compilation units in the package explorer
// since the primary working copy still exists.
if (element instanceof ICompilationUnit) {
pm.beginTask("", 2); // $NON-NLS-1$
ICompilationUnit unit = (ICompilationUnit) element;
saveCUnitIfNeeded(unit, new SubProgressMonitor(pm, 1));
IResource resource = unit.getResource();
ResourceDescription resourceDescription = ResourceDescription.fromResource(resource);
element.delete(false, new SubProgressMonitor(pm, 1));
resourceDescription.recordStateFromHistory(resource, new SubProgressMonitor(pm, 1));
return new UndoDeleteResourceChange(resourceDescription);
} else if (element instanceof IPackageFragment) {
ICompilationUnit[] units = ((IPackageFragment) element).getCompilationUnits();
pm.beginTask("", units.length + 1); // $NON-NLS-1$
for (int i = 0; i < units.length; i++) {
// fix https://bugs.eclipse.org/bugs/show_bug.cgi?id=66835
saveCUnitIfNeeded(units[i], new SubProgressMonitor(pm, 1));
}
element.delete(false, new SubProgressMonitor(pm, 1));
return new NullChange(); // caveat: real undo implemented by UndoablePackageDeleteChange
} else {
element.delete(false, pm);
return null; // should not happen
}
}
示例11: perform
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
/** {@inheritDoc} */
public Change perform(IProgressMonitor pm) throws CoreException {
if (fValidationState == null || fValidationState.isValid(needsSaving(), false).hasFatalError())
return new NullChange();
if (pm == null) pm = new NullProgressMonitor();
ITextFileBufferManager manager = FileBuffers.getTextFileBufferManager();
pm.beginTask("", 2); // $NON-NLS-1$
ITextFileBuffer buffer = null;
try {
manager.connect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
buffer = manager.getTextFileBuffer(fFile.getFullPath(), LocationKind.IFILE);
IDocument document = buffer.getDocument();
ContentStamp currentStamp = ContentStamps.get(fFile, document);
// perform the changes
LinkedList list = new LinkedList();
for (int index = 0; index < fUndos.length; index++) {
UndoEdit edit = fUndos[index];
UndoEdit redo = edit.apply(document, TextEdit.CREATE_UNDO);
list.addFirst(redo);
}
// try to restore the document content stamp
boolean success = ContentStamps.set(document, fContentStampToRestore);
if (needsSaving()) {
buffer.commit(pm, false);
if (!success) {
// We weren't able to restore document stamp.
// Since we save restore the file stamp instead
ContentStamps.set(fFile, fContentStampToRestore);
}
}
return createUndoChange((UndoEdit[]) list.toArray(new UndoEdit[list.size()]), currentStamp);
} catch (BadLocationException e) {
throw Changes.asCoreException(e);
} finally {
if (buffer != null)
manager.disconnect(fFile.getFullPath(), LocationKind.IFILE, new SubProgressMonitor(pm, 1));
}
}
示例12: createChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
@Override
public Change createChange(IProgressMonitor pm) throws CoreException, OperationCanceledException {
try {
pm.beginTask(Messages.ForEachLoopToLambdaRefactoring_CreatingChange, 1);
return new NullChange(getName());
} finally {
pm.done();
}
}
开发者ID:mdarefin，项目名称:Convert-For-Each-Loop-to-Lambda-Expression-Eclipse-Plugin，代码行数:12，代码来源:ForeachLoopToLambdaRefactoring.java
示例13: createCopyResourceChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private static Change createCopyResourceChange(IResource resource, NewNameProposer nameProposer, INewNameQueries copyQueries, IContainer destination) {
if (resource == null || destination == null)
return new NullChange();
INewNameQuery nameQuery;
String name= nameProposer.createNewName(resource, destination);
if (name == null)
nameQuery= copyQueries.createNullQuery();
else
nameQuery= copyQueries.createNewResourceNameQuery(resource, name);
return new CopyResourceChange(resource, destination, nameQuery);
}
示例14: createChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private Change createChange(ICompilationUnit cu) {
IPackageFragment pack= getDestinationAsPackageFragment();
if (pack != null)
return moveCuToPackage(cu, pack);
IContainer container= getDestinationAsContainer();
if (container == null)
return new NullChange();
return moveFileToContainer(cu, container);
}
示例15: createDeleteChange
import org.eclipse.ltk.core.refactoring.NullChange; //导入依赖的package包/类
private static Change createDeleteChange(IJavaElement javaElement) throws JavaModelException {
Assert.isTrue(! ReorgUtils.isInsideCompilationUnit(javaElement));
switch(javaElement.getElementType()){
case IJavaElement.PACKAGE_FRAGMENT_ROOT:
return createPackageFragmentRootDeleteChange((IPackageFragmentRoot)javaElement);
case IJavaElement.PACKAGE_FRAGMENT:
return createSourceManipulationDeleteChange((IPackageFragment)javaElement);
case IJavaElement.COMPILATION_UNIT:
return createSourceManipulationDeleteChange((ICompilationUnit)javaElement);
case IJavaElement.CLASS_FILE:
//if this assert fails, it means that a precondition is missing
Assert.isTrue(((IClassFile)javaElement).getResource() instanceof IFile);
return createDeleteChange(((IClassFile)javaElement).getResource());
case IJavaElement.JAVA_MODEL: //cannot be done
Assert.isTrue(false);
return null;
case IJavaElement.JAVA_PROJECT: //handled differently
Assert.isTrue(false);
return null;
case IJavaElement.TYPE:
case IJavaElement.FIELD:
case IJavaElement.METHOD:
case IJavaElement.INITIALIZER:
case IJavaElement.PACKAGE_DECLARATION:
case IJavaElement.IMPORT_CONTAINER:
case IJavaElement.IMPORT_DECLARATION:
Assert.isTrue(false);//not done here
return new NullChange();
default:
Assert.isTrue(false);//there's no more kinds
return new NullChange();
}
}