Example usage for org.eclipse.jdt.core WorkingCopyOwner WorkingCopyOwner

List of usage examples for org.eclipse.jdt.core WorkingCopyOwner WorkingCopyOwner

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In this page you can find the example usage for org.eclipse.jdt.core WorkingCopyOwner WorkingCopyOwner.

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WorkingCopyOwner

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Usage

From source file:cideplus.ui.astview.ASTView.java

License:Open Source License

public void setInput(ITextEditor editor) throws CoreException {
    if (fEditor != null) {
        uninstallModificationListener();
    }/* w  ww  . j  av  a 2s  . co m*/

    fEditor = null;
    fRoot = null;

    if (editor != null) {
        ITypeRoot typeRoot = EditorUtility.getJavaInput(editor);
        /*
        try {
           System.out.println(editor.getEditorInput().getName());
           Field declaredField = AbstractTextEditor.class.getDeclaredField("fSourceViewer");
           declaredField.setAccessible(true);
           ISourceViewer sourceViewer = (ISourceViewer) declaredField.get(editor);
           ((ITextViewerExtension4)sourceViewer).addTextPresentationListener(new ColorPresentation(sourceViewer, editor));
           sourceViewer.changeTextPresentation(new TextPresentation(200), false);
        } catch (Exception e) {
           System.err.println("ERRROOO   "+e+" "+e.getMessage());
           e.printStackTrace();
        }
         */
        if (typeRoot == null) {
            throw new CoreException(getErrorStatus("Editor not showing a CU or class file", null)); //$NON-NLS-1$
        }
        fTypeRoot = typeRoot;
        int astLevel = getInitialASTLevel(typeRoot);

        ISelection selection = editor.getSelectionProvider().getSelection();
        if (selection instanceof ITextSelection) {
            ITextSelection textSelection = (ITextSelection) selection;
            fRoot = internalSetInput(typeRoot, textSelection.getOffset(), textSelection.getLength(), astLevel);
            fEditor = editor;
            setASTLevel(astLevel, false);
        }
        /* Inicia o featuresManager para o projeto selecionado */
        featuresManager = FeaturesConfigurationUtil.getFeaturesManager(typeRoot.getJavaProject().getProject());

        if (fEditor.getEditorInput() instanceof IFileEditorInput) {
            //IFile file = ((IFileEditorInput) fEditor.getEditorInput()).getFile();
            //javaFileFullPath = file.getFullPath().toString();
            final IProblemRequestor problemRequestor = new IProblemRequestor() { //strange: don't get bindings when supplying null as problemRequestor
                public void acceptProblem(IProblem problem) {
                    /*not interested*/}

                public void beginReporting() {
                    /*not interested*/}

                public void endReporting() {
                    /*not interested*/}

                public boolean isActive() {
                    return true;
                }
            };
            WorkingCopyOwner copyOwner = new WorkingCopyOwner() {
                @Override
                public IProblemRequestor getProblemRequestor(ICompilationUnit workingCopy) {
                    return problemRequestor;
                }
            };
            ICompilationUnit compilation = typeRoot.getWorkingCopy(copyOwner, null);
            try {
                compilationUnitFeaturesManager = featuresManager.getManagerForFile(compilation);
                fASTLabelProvider.setCompilationUnitFeaturesManager(compilationUnitFeaturesManager);
                //refreshAST();
                fViewer.refresh();
            } catch (Exception e) {
                showAndLogError("Could not read featurer file for compilation unit. " + e.getMessage(), e);
            }
        }

        installModificationListener();
    }

}

From source file:cideplus.ui.astview.ASTView.java

License:Open Source License

private CompilationUnit createAST(ITypeRoot input, int astLevel, int offset)
        throws JavaModelException, CoreException {
    long startTime;
    long endTime;
    CompilationUnit root;/*from   w  w  w  . j ava 2 s  .  co  m*/

    if ((getCurrentInputKind() == ASTInputKindAction.USE_RECONCILE)) {
        final IProblemRequestor problemRequestor = new IProblemRequestor() { //strange: don't get bindings when supplying null as problemRequestor
            public void acceptProblem(IProblem problem) {
                /*not interested*/}

            public void beginReporting() {
                /*not interested*/}

            public void endReporting() {
                /*not interested*/}

            public boolean isActive() {
                return true;
            }
        };
        WorkingCopyOwner workingCopyOwner = new WorkingCopyOwner() {
            @Override
            public IProblemRequestor getProblemRequestor(ICompilationUnit workingCopy) {
                return problemRequestor;
            }
        };
        ICompilationUnit wc = input.getWorkingCopy(workingCopyOwner, null);
        try {
            int reconcileFlags = ICompilationUnit.FORCE_PROBLEM_DETECTION;
            if (fStatementsRecovery)
                reconcileFlags |= ICompilationUnit.ENABLE_STATEMENTS_RECOVERY;
            if (fBindingsRecovery)
                reconcileFlags |= ICompilationUnit.ENABLE_BINDINGS_RECOVERY;
            if (fIgnoreMethodBodies)
                reconcileFlags |= ICompilationUnit.IGNORE_METHOD_BODIES;
            startTime = System.currentTimeMillis();
            root = wc.reconcile(getCurrentASTLevel(), reconcileFlags, null, null);
            endTime = System.currentTimeMillis();
        } finally {
            wc.discardWorkingCopy();
        }

    } else if (input instanceof ICompilationUnit && (getCurrentInputKind() == ASTInputKindAction.USE_CACHE)) {
        ICompilationUnit cu = (ICompilationUnit) input;
        startTime = System.currentTimeMillis();
        root = SharedASTProvider.getAST(cu, SharedASTProvider.WAIT_NO, null);
        endTime = System.currentTimeMillis();

    } else {
        ASTParser parser = ASTParser.newParser(astLevel);
        parser.setResolveBindings(fCreateBindings);
        if (input instanceof ICompilationUnit) {
            parser.setSource((ICompilationUnit) input);
        } else {
            parser.setSource((IClassFile) input);
        }
        parser.setStatementsRecovery(fStatementsRecovery);
        parser.setBindingsRecovery(fBindingsRecovery);
        parser.setIgnoreMethodBodies(fIgnoreMethodBodies);
        if (getCurrentInputKind() == ASTInputKindAction.USE_FOCAL) {
            parser.setFocalPosition(offset);
        }
        startTime = System.currentTimeMillis();
        root = (CompilationUnit) parser.createAST(null);
        endTime = System.currentTimeMillis();
    }
    if (root != null) {
        updateContentDescription(input, root, endTime - startTime);
    }
    return root;
}

From source file:com.codenvy.ide.ext.java.server.internal.core.CompilationUnit.java

License:Open Source License

/**
 * @see org.eclipse.jdt.core.ICompilationUnit#getWorkingCopy(org.eclipse.core.runtime.IProgressMonitor)
 *///from  w  w w. ja va 2  s.  c  om
public ICompilationUnit getWorkingCopy(IProgressMonitor monitor) throws JavaModelException {
    return getWorkingCopy(new WorkingCopyOwner() {/*non shared working copy*/
    }, null/*no problem requestor*/, monitor);
}

From source file:com.ixenit.membersort.handlers.SortHandler.java

License:Apache License

private void _processUnit(ICompilationUnit cu)
        throws JavaModelException, MalformedTreeException, BadLocationException {

    // Parse the javacode to be able to modify it
    ASTParser parser = ASTParser.newParser(AST.JLS8);
    parser.setSource(cu);/* w w  w.  j ava 2 s. com*/

    // Create a copy of the CompilationUnit to work on
    CompilationUnit copyOfUnit = (CompilationUnit) parser.createAST(null);

    MemberComparator comparator = new MemberComparator();

    // This helper method will sort our java code with the given comparator
    TextEdit edits = CompilationUnitSorter.sort(copyOfUnit, comparator, 0, null, null);

    // The sort method gives us null if there weren't any changes
    if (edits != null) {
        ICompilationUnit workingCopy = cu.getWorkingCopy(new WorkingCopyOwner() {
        }, null);

        workingCopy.applyTextEdit(edits, null);

        // Commit changes
        workingCopy.commitWorkingCopy(true, null);
    }
}

From source file:org.eclipse.che.jdt.CodeAssist.java

License:Open Source License

public Proposals computeProposals(IJavaProject project, String fqn, int offset, final String content)
        throws JavaModelException {

    WorkingCopyOwner copyOwner = new WorkingCopyOwner() {
        @Override//from www.  ja  v  a 2  s .co  m
        public IBuffer createBuffer(ICompilationUnit workingCopy) {
            return new org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter(workingCopy,
                    workingCopy.getPath(), content);
        }
    };
    ICompilationUnit compilationUnit;

    IType type = project.findType(fqn);
    if (type == null) {
        return null;
    }
    if (type.isBinary()) {
        compilationUnit = type.getClassFile().getWorkingCopy(copyOwner, null);
    } else {
        compilationUnit = type.getCompilationUnit().getWorkingCopy(copyOwner, null);
    }

    IBuffer buffer = compilationUnit.getBuffer();
    IDocument document;
    if (buffer instanceof org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) {
        document = ((org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter) buffer).getDocument();
    } else {
        document = new DocumentAdapter(buffer);
    }
    TextViewer viewer = new TextViewer(document, new Point(offset, 0));
    JavaContentAssistInvocationContext context = new JavaContentAssistInvocationContext(viewer, offset,
            compilationUnit);

    List<ICompletionProposal> proposals = new ArrayList<>();
    proposals.addAll(new JavaAllCompletionProposalComputer().computeCompletionProposals(context, null));
    proposals.addAll(new TemplateCompletionProposalComputer().computeCompletionProposals(context, null));

    Collections.sort(proposals, new RelevanceSorter());

    return convertProposals(offset, compilationUnit, viewer, proposals);
}

From source file:org.eclipse.che.jdt.javaeditor.JavaReconciler.java

License:Open Source License

public ReconcileResult reconcile(IJavaProject javaProject, String fqn) throws JavaModelException {
    final ProblemRequestor requestor = new ProblemRequestor();
    WorkingCopyOwner wcOwner = new WorkingCopyOwner() {
        public IProblemRequestor getProblemRequestor(ICompilationUnit unit) {
            return requestor;
        }//from  w  ww.  ja  v  a2  s  . co  m

        @Override
        public IBuffer createBuffer(ICompilationUnit workingCopy) {
            //                return BufferManager.createBuffer(workingCopy);
            //                ?????
            return new org.eclipse.jdt.internal.ui.javaeditor.DocumentAdapter(workingCopy,
                    (IFile) workingCopy.getResource());
        }
    };
    List<HighlightedPosition> positions = null;
    ICompilationUnit compilationUnit = null;
    try {
        IType type = javaProject.findType(fqn);
        if (type == null) {
            return null;
        }
        if (type.isBinary()) {
            throw new IllegalArgumentException("Can't reconcile binary type: " + fqn);
        } else {
            compilationUnit = type.getCompilationUnit().getWorkingCopy(wcOwner, null);
        }
        requestor.reset();
        CompilationUnit unit = compilationUnit.reconcile(AST.JLS8, true, wcOwner, null);
        positions = semanticHighlighting.reconcileSemanticHighlight(unit);
        if (compilationUnit instanceof ClassFileWorkingCopy) {
            //we don't wont to show any errors from ".class" files
            requestor.reset();
        }

    } catch (JavaModelException e) {
        LOG.error("Can't reconcile class: " + fqn + " in project:" + javaProject.getPath().toOSString(), e);
        throw e;
    } finally {
        if (compilationUnit != null && compilationUnit.isWorkingCopy()) {
            try {
                //todo close buffer
                compilationUnit.getBuffer().close();
                compilationUnit.discardWorkingCopy();
            } catch (JavaModelException e) {
                //ignore
            }
        }
    }

    ReconcileResult result = DtoFactory.getInstance().createDto(ReconcileResult.class);
    result.setProblems(convertProblems(requestor.problems));
    result.setHighlightedPositions(positions);
    return result;
}

From source file:org.eclipse.che.jdt.quickfix.QuickFixTest.java

License:Open Source License

protected static final ArrayList collectCorrections2(ICompilationUnit cu, int nProblems) throws CoreException {

    final ArrayList problemsList = new ArrayList();
    final IProblemRequestor requestor = new IProblemRequestor() {
        public void acceptProblem(IProblem problem) {
            problemsList.add(problem);//  w  ww .  j  a  v a 2s .  c  om
        }

        public void beginReporting() {
            problemsList.clear();
        }

        public void endReporting() {
        }

        public boolean isActive() {
            return true;
        }
    };

    WorkingCopyOwner workingCopyOwner = new WorkingCopyOwner() {
        public IProblemRequestor getProblemRequestor(ICompilationUnit workingCopy) {
            return requestor;
        }
    };
    ICompilationUnit wc = cu.getWorkingCopy(workingCopyOwner, null);
    try {
        wc.reconcile(ICompilationUnit.NO_AST, true, true, wc.getOwner(), null);
    } finally {
        wc.discardWorkingCopy();
    }

    IProblem[] problems = (IProblem[]) problemsList.toArray(new IProblem[problemsList.size()]);
    assertNumberOfProblems(nProblems, problems);

    return collectCorrections(cu, problems[0], null);
}

From source file:org.eclipse.flux.jdt.services.LiveEditUnits.java

License:Open Source License

protected void startLiveUnit(String requestSenderID, int callbackID, String username, String resourcePath,
        String hash, long timestamp) {
    String projectName = resourcePath.substring(0, resourcePath.indexOf('/'));
    String relativeResourcePath = resourcePath.substring(projectName.length() + 1);

    if (repository.getUsername().equals(username) && resourcePath.endsWith(".java")
            && repository.isConnected(projectName)) {
        ICompilationUnit liveUnit = liveEditUnits.get(resourcePath);
        if (liveUnit != null) {
            try {
                String liveContent = liveUnit.getBuffer().getContents();
                String liveUnitHash = DigestUtils.shaHex(liveContent);
                if (!liveUnitHash.equals(hash)) {
                    liveEditCoordinator.sendLiveEditStartedResponse(LIVE_EDIT_CONNECTOR_ID, requestSenderID,
                            callbackID, username, projectName, relativeResourcePath, hash, timestamp,
                            liveContent);
                }//from   w ww.jav  a2  s  . c om
            } catch (JavaModelException e) {
                e.printStackTrace();
            }
        } else {
            IProject project = ResourcesPlugin.getWorkspace().getRoot().getProject(projectName);
            if (project != null && repository.isConnected(project)) {
                IFile file = project.getFile(relativeResourcePath);
                if (file != null) {
                    try {
                        final LiveEditProblemRequestor liveEditProblemRequestor = new LiveEditProblemRequestor(
                                messagingConnector, username, projectName, relativeResourcePath);
                        liveUnit = ((ICompilationUnit) JavaCore.create(file))
                                .getWorkingCopy(new WorkingCopyOwner() {
                                    @Override
                                    public IProblemRequestor getProblemRequestor(ICompilationUnit workingCopy) {
                                        return liveEditProblemRequestor;
                                    }
                                }, new NullProgressMonitor());
                        liveEditUnits.put(resourcePath, liveUnit);
                    } catch (JavaModelException e) {
                        e.printStackTrace();
                    }
                }
            }
        }

        if (liveUnit != null) {
            try {
                liveUnit.reconcile(ICompilationUnit.NO_AST, true, null, null);
            } catch (JavaModelException e) {
                e.printStackTrace();
            }
        }
    }
}

From source file:org.eclipse.jdt.internal.core.CompilationUnit.java

License:Open Source License

/**
 * @see ICompilationUnit#getWorkingCopy(IProgressMonitor)
 *//*ww w  .  ja  va2s .com*/
public ICompilationUnit getWorkingCopy(IProgressMonitor monitor) throws JavaModelException {
    return getWorkingCopy(new WorkingCopyOwner() {
        /*non shared working copy*/}, null/*no problem requestor*/, monitor);
}

From source file:org.eclipse.jst.jsp.core.internal.java.CompilationUnitHelper.java

License:Open Source License

public WorkingCopyOwner getWorkingCopyOwner() {

    if (fWorkingCopyOwner == null) {
        fWorkingCopyOwner = new WorkingCopyOwner() {
            /* (non-Javadoc)
             * @see org.eclipse.jdt.core.WorkingCopyOwner#getProblemRequestor(org.eclipse.jdt.core.ICompilationUnit)
             *///from ww w . j a v a 2s .  c  om
            public IProblemRequestor getProblemRequestor(ICompilationUnit workingCopy) {
                return CompilationUnitHelper.this.getProblemRequestor();
            }

            public String toString() {
                return "JSP Working copy owner"; //$NON-NLS-1$
            }
        };
    }
    return fWorkingCopyOwner;
}