Examples with CoreException org.eclipse.core.runtime.CoreException used on opensource projects

Example 1 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class Util method getJdkLevel.

/**
     * Get the jdk level of this root.
     * The value can be:
     * <ul>
     * <li>major<<16 + minor : see predefined constants on ClassFileConstants </li>
     * <li><code>0</null> if the root is a source package fragment root or if a Java model exception occured</li>
     * </ul>
     * Returns the jdk level
     */
public static long getJdkLevel(Object targetLibrary) {
    try {
        ClassFileReader reader = null;
        if (targetLibrary instanceof IFolder) {
            // only internal classfolders are allowed
            IFile classFile = findFirstClassFile((IFolder) targetLibrary);
            if (classFile != null)
                reader = Util.newClassFileReader(classFile);
        } else {
            // root is a jar file or a zip file
            ZipFile jar = null;
            try {
                IPath path = null;
                if (targetLibrary instanceof IResource) {
                    path = ((IResource) targetLibrary).getFullPath();
                } else if (targetLibrary instanceof File) {
                    File f = (File) targetLibrary;
                    if (!f.isDirectory()) {
                        path = new Path(((File) targetLibrary).getPath());
                    }
                }
                if (path != null) {
                    jar = JavaModelManager.getJavaModelManager().getZipFile(path);
                    for (Enumeration e = jar.entries(); e.hasMoreElements(); ) {
                        ZipEntry member = (ZipEntry) e.nextElement();
                        String entryName = member.getName();
                        if (org.eclipse.jdt.internal.compiler.util.Util.isClassFileName(entryName)) {
                            reader = ClassFileReader.read(jar, entryName);
                            break;
                        }
                    }
                }
            } catch (CoreException e) {
            // ignore
            } finally {
                JavaModelManager.getJavaModelManager().closeZipFile(jar);
            }
        }
        if (reader != null) {
            return reader.getVersion();
        }
    } catch (CoreException e) {
    // ignore
    } catch (ClassFormatException e) {
    // ignore
    } catch (IOException e) {
    // ignore
    }
    return 0;
}

Example 2 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class HandleFactory method getPkgFragmentRoot.

/**
	 * Returns the package fragment root that contains the given resource path.
	 */
private PackageFragmentRoot getPkgFragmentRoot(String pathString) {
    IPath path = new Path(pathString);
    IProject[] projects = ResourcesPlugin.getWorkspace().getRoot().getProjects();
    for (int i = 0, max = projects.length; i < max; i++) {
        try {
            IProject project = projects[i];
            if (!project.isAccessible() || !project.hasNature(JavaCore.NATURE_ID))
                continue;
            IJavaProject javaProject = this.javaModel.getJavaProject(project);
            IPackageFragmentRoot[] roots = javaProject.getPackageFragmentRoots();
            for (int j = 0, rootCount = roots.length; j < rootCount; j++) {
                PackageFragmentRoot root = (PackageFragmentRoot) roots[j];
                if (root.internalPath().isPrefixOf(path) && !Util.isExcluded(path, root.fullInclusionPatternChars(), root.fullExclusionPatternChars(), false)) {
                    return root;
                }
            }
        } catch (CoreException e) {
        // CoreException from hasNature - should not happen since we check that the project is accessible
        // JavaModelException from getPackageFragmentRoots - a problem occured while accessing project: nothing we can do, ignore
        }
    }
    return null;
}

Example 3 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class StubUtility method getMethodComment.

/*
	 * Don't use this method directly, use CodeGeneration.
	 * This method should work with all AST levels.
	 * @see org.eclipse.jdt.ui.CodeGeneration#getMethodComment(ICompilationUnit, String, MethodDeclaration, boolean, String, String[], String)
	 */
public static String getMethodComment(ICompilationUnit cu, String typeName, MethodDeclaration decl, boolean isDeprecated, String targetName, String targetMethodDeclaringTypeName, String[] targetMethodParameterTypeNames, boolean delegate, String lineDelimiter) throws CoreException {
    boolean needsTarget = targetMethodDeclaringTypeName != null && targetMethodParameterTypeNames != null;
    String templateName = CodeTemplateContextType.METHODCOMMENT_ID;
    if (decl.isConstructor()) {
        templateName = CodeTemplateContextType.CONSTRUCTORCOMMENT_ID;
    } else if (needsTarget) {
        if (delegate)
            templateName = CodeTemplateContextType.DELEGATECOMMENT_ID;
        else
            templateName = CodeTemplateContextType.OVERRIDECOMMENT_ID;
    }
    Template template = getCodeTemplate(templateName, cu.getJavaProject());
    if (template == null) {
        return null;
    }
    CodeTemplateContext context = new CodeTemplateContext(template.getContextTypeId(), cu.getJavaProject(), lineDelimiter);
    context.setCompilationUnitVariables(cu);
    context.setVariable(CodeTemplateContextType.ENCLOSING_TYPE, typeName);
    context.setVariable(CodeTemplateContextType.ENCLOSING_METHOD, decl.getName().getIdentifier());
    if (!decl.isConstructor()) {
        context.setVariable(CodeTemplateContextType.RETURN_TYPE, ASTNodes.asString(getReturnType(decl)));
    }
    if (needsTarget) {
        if (delegate)
            context.setVariable(CodeTemplateContextType.SEE_TO_TARGET_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
        else
            context.setVariable(CodeTemplateContextType.SEE_TO_OVERRIDDEN_TAG, getSeeTag(targetMethodDeclaringTypeName, targetName, targetMethodParameterTypeNames));
    }
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
    if (buffer == null)
        return null;
    String str = buffer.getString();
    if (Strings.containsOnlyWhitespaces(str)) {
        return null;
    }
    // look if Javadoc tags have to be added
    TemplateVariable position = findVariable(buffer, CodeTemplateContextType.TAGS);
    if (position == null) {
        return str;
    }
    IDocument textBuffer = new Document(str);
    List<TypeParameter> typeParams = shouldGenerateMethodTypeParameterTags(cu.getJavaProject()) ? decl.typeParameters() : Collections.emptyList();
    String[] typeParamNames = new String[typeParams.size()];
    for (int i = 0; i < typeParamNames.length; i++) {
        TypeParameter elem = typeParams.get(i);
        typeParamNames[i] = elem.getName().getIdentifier();
    }
    List<SingleVariableDeclaration> params = decl.parameters();
    String[] paramNames = new String[params.size()];
    for (int i = 0; i < paramNames.length; i++) {
        SingleVariableDeclaration elem = params.get(i);
        paramNames[i] = elem.getName().getIdentifier();
    }
    String[] exceptionNames = getExceptionNames(decl);
    String returnType = null;
    if (!decl.isConstructor()) {
        returnType = ASTNodes.asString(getReturnType(decl));
    }
    int[] tagOffsets = position.getOffsets();
    for (int i = tagOffsets.length - 1; i >= 0; i--) {
        // from last to first
        try {
            insertTag(textBuffer, tagOffsets[i], position.getLength(), paramNames, exceptionNames, returnType, typeParamNames, isDeprecated, lineDelimiter);
        } catch (BadLocationException e) {
            throw new CoreException(JavaUIStatus.createError(IStatus.ERROR, e));
        }
    }
    return textBuffer.get();
}

Example 4 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class StubUtility method evaluateTemplate.

private static String evaluateTemplate(CodeTemplateContext context, Template template, String[] fullLineVariables) throws CoreException {
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
        if (buffer == null)
            return null;
        String str = fixEmptyVariables(buffer, fullLineVariables);
        if (Strings.containsOnlyWhitespaces(str)) {
            return null;
        }
        return str;
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
}

Example 5 with CoreException

use of org.eclipse.core.runtime.CoreException in project che by eclipse.

the class StubUtility method getTypeComment.

/*
	 * Don't use this method directly, use CodeGeneration.
	 * @see org.eclipse.jdt.ui.CodeGeneration#getTypeComment(ICompilationUnit, String, String[], String)
	 */
public static String getTypeComment(ICompilationUnit cu, String typeQualifiedName, String[] typeParameterNames, String lineDelim) throws CoreException {
    Template template = getCodeTemplate(CodeTemplateContextType.TYPECOMMENT_ID, cu.getJavaProject());
    if (template == null) {
        return null;
    }
    CodeTemplateContext context = new CodeTemplateContext(template.getContextTypeId(), cu.getJavaProject(), lineDelim);
    context.setCompilationUnitVariables(cu);
    context.setVariable(CodeTemplateContextType.ENCLOSING_TYPE, Signature.getQualifier(typeQualifiedName));
    context.setVariable(CodeTemplateContextType.TYPENAME, Signature.getSimpleName(typeQualifiedName));
    TemplateBuffer buffer;
    try {
        buffer = context.evaluate(template);
    } catch (BadLocationException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    } catch (TemplateException e) {
        throw new CoreException(Status.CANCEL_STATUS);
    }
    String str = buffer.getString();
    if (Strings.containsOnlyWhitespaces(str)) {
        return null;
    }
    // look if Javadoc tags have to be added
    TemplateVariable position = findVariable(buffer, CodeTemplateContextType.TAGS);
    if (position == null) {
        return str;
    }
    IDocument document = new Document(str);
    int[] tagOffsets = position.getOffsets();
    for (int i = tagOffsets.length - 1; i >= 0; i--) {
        // from last to first
        try {
            insertTag(document, tagOffsets[i], position.getLength(), EMPTY, EMPTY, null, typeParameterNames, false, lineDelim);
        } catch (BadLocationException e) {
            throw new CoreException(JavaUIStatus.createError(IStatus.ERROR, e));
        }
    }
    return document.get();
}