Example usage for org.eclipse.jdt.core IJavaElement getElementName

List of usage examples for org.eclipse.jdt.core IJavaElement getElementName

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Introduction

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

Prototype

String getElementName();

Source Link

Document

Returns the name of this element.

Usage

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

License:Open Source License

/**
 * Returns the <code>SourceRange</code> for the given element, or
 * {-1, -1} if no source range is known for the element.
 *//*from w  w  w.j av a2s  .  co m*/
public SourceRange getSourceRange(IJavaElement element) {
    switch (element.getElementType()) {
    case IJavaElement.METHOD:
        if (((IMember) element).isBinary()) {
            IJavaElement[] el = getUnqualifiedMethodHandle((IMethod) element, false);
            if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                element = getUnqualifiedMethodHandle((IMethod) element, true)[0];
            } else {
                element = el[0];
            }
        }
        break;
    case IJavaElement.TYPE_PARAMETER:
        IJavaElement parent = element.getParent();
        if (parent.getElementType() == IJavaElement.METHOD) {
            IMethod method = (IMethod) parent;
            if (method.isBinary()) {
                IJavaElement[] el = getUnqualifiedMethodHandle(method, false);
                if (el[1] != null && this.sourceRanges.get(el[0]) == null) {
                    method = (IMethod) getUnqualifiedMethodHandle(method, true)[0];
                } else {
                    method = (IMethod) el[0];
                }
                element = method.getTypeParameter(element.getElementName());
            }
        }
        break;
    case IJavaElement.LOCAL_VARIABLE:
        LocalVariableElementKey key = new LocalVariableElementKey(element.getParent(),
                element.getElementName());
        SourceRange[] ranges = (SourceRange[]) this.parametersRanges.get(key);
        if (ranges == null) {
            return UNKNOWN_RANGE;
        } else {
            return ranges[0];
        }
    }
    SourceRange[] ranges = (SourceRange[]) this.sourceRanges.get(element);
    if (ranges == null) {
        return UNKNOWN_RANGE;
    } else {
        return ranges[0];
    }
}

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

License:Open Source License

/**
 * Returns the type with the given <code>typeName</code>.  Returns inner classes
 * as well.//from w  w w  .  j a v a2  s.c om
 */
protected IType getType(String typeName) {
    if (typeName.length() == 0) {
        IJavaElement classFile = this.binaryType.getParent();
        String classFileName = classFile.getElementName();
        StringBuffer newClassFileName = new StringBuffer();
        int lastDollar = classFileName.lastIndexOf('$');
        for (int i = 0; i <= lastDollar; i++)
            newClassFileName.append(classFileName.charAt(i));
        newClassFileName.append(Integer.toString(this.anonymousCounter));
        PackageFragment pkg = (PackageFragment) classFile.getParent();
        return new BinaryType(new ClassFile(pkg, manager, newClassFileName.toString()), manager, typeName);
    } else if (this.binaryType.getElementName().equals(typeName))
        return this.binaryType;
    else
        return this.binaryType.getType(typeName);
}

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

License:Open Source License

public void consumeAnnotation() {
    if (!(this.element instanceof IAnnotatable))
        return;//  w  ww.java 2s  . c  o  m
    int size = this.types.size();
    if (size == 0)
        return;
    IJavaElement annotationType = ((org.eclipse.jdt.internal.core.util.JavaElementFinder) this.types
            .get(size - 1)).element;
    this.element = ((IAnnotatable) this.element).getAnnotation(annotationType.getElementName());
}

From source file:com.codenvy.ide.ext.java.server.JavadocFinder.java

License:Open Source License

private void addValue(StringBuffer buf, IJavaElement element, Object value) throws URISyntaxException {
    // Note: To be bug-compatible with Javadoc from Java 5/6/7, we currently don't escape HTML tags in String-valued annotations.
    if (value instanceof ITypeBinding) {
        ITypeBinding typeBinding = (ITypeBinding) value;
        IJavaElement type = typeBinding.getJavaElement();
        if (type == null) {
            buf.append(typeBinding.getName());
        } else {/*from  w ww. ja  v a2s  .co  m*/
            String uri = JavaElementLinks.createURI(baseHref, type);
            String name = type.getElementName();
            addLink(buf, uri, name);
        }
        buf.append(".class"); //$NON-NLS-1$

    } else if (value instanceof IVariableBinding) { // only enum constants
        IVariableBinding variableBinding = (IVariableBinding) value;
        IJavaElement variable = variableBinding.getJavaElement();
        String uri = JavaElementLinks.createURI(baseHref, variable);
        String name = variable.getElementName();
        addLink(buf, uri, name);

    } else if (value instanceof IAnnotationBinding) {
        IAnnotationBinding annotationBinding = (IAnnotationBinding) value;
        addAnnotation(buf, element, annotationBinding);

    } else if (value instanceof String) {
        buf.append(ASTNodes.getEscapedStringLiteral((String) value));

    } else if (value instanceof Character) {
        buf.append(ASTNodes.getEscapedCharacterLiteral((Character) value));

    } else if (value instanceof Object[]) {
        Object[] values = (Object[]) value;
        buf.append('{');
        for (int i = 0; i < values.length; i++) {
            if (i > 0) {
                buf.append(JavaElementLabels.COMMA_STRING);
            }
            addValue(buf, element, values[i]);
        }
        buf.append('}');

    } else { // primitive types (except char) or null
        buf.append(String.valueOf(value));
    }
}

From source file:com.codenvy.ide.ext.java.server.JavaNavigation.java

License:Open Source License

private static IPackageFragment findSinglePackageChild(IPackageFragment fragment, IJavaElement[] children) {
    String prefix = fragment.getElementName() + '.';
    int prefixLen = prefix.length();
    IPackageFragment found = null;/*from   w w w  .  ja  v a  2 s. com*/
    for (int i = 0; i < children.length; i++) {
        IJavaElement element = children[i];
        String name = element.getElementName();
        if (name.startsWith(prefix) && name.length() > prefixLen && name.indexOf('.', prefixLen) == -1) {
            if (found == null) {
                found = (IPackageFragment) element;
            } else {
                return null;
            }
        }
    }
    return found;
}

From source file:com.drgarbage.bytecodevisualizer.compare.CompareElement.java

License:Apache License

/**
 * Returns the class name for the given java element.
 * @param javaElement//from w w w .j a  va 2s  .c om
 * @return class name
 */
private static String getClassName(IJavaElement javaElement) {
    String name;
    IClassFile classFile = (IClassFile) javaElement.getAncestor(IJavaElement.CLASS_FILE);
    if (classFile != null) {
        name = classFile.getPath().toOSString();
    } else {
        if (javaElement.getPath() != null) {
            name = javaElement.getPath().toOSString();
        } else {
            name = javaElement.getElementName();
        }
    }

    return name;
}

From source file:com.drgarbage.bytecodevisualizer.editors.BytecodeEditor.java

License:Apache License

/**
 * Selects the line for the given element:
 * - ClassFileSection//from  w  ww  .  j a v  a  2s .  c om
 * - MethodSection
 * - Variable
 * 
 * @param element
 * @param line
 * @param markLine true if the line has to be marked
 */
public void setSelection(IJavaElement element, int line, boolean markLine) {

    if (element == null) {
        return;
    }

    switch (element.getElementType()) {
    case IJavaElement.FIELD: /* select field */
        String fieldName = element.getElementName();
        IFieldSection fieldSection = byteCodeDocumentProvider.getClassFileDocument()
                .findFieldSection(fieldName);
        if (fieldSection != null) {
            selectBytecodeLineAndReveal(fieldSection.getBytecodeDocumentLine(), fieldName, IJavaElement.FIELD);
        }
        break;
    case IJavaElement.METHOD: /* select method */
        IMethod method = (IMethod) element;
        try {
            String methodName;
            if (method.isConstructor()) {
                methodName = "<init>";
            } else {
                methodName = method.getElementName();
            }

            String methodSignature = ClassFileDocumentsUtils.resolveMethodSignature(method);
            IMethodSection methodSection = byteCodeDocumentProvider.getClassFileDocument()
                    .findMethodSection(methodName, methodSignature);

            if (methodSection != null) {
                if (line == IClassFileEditor.INVALID_LINE || line == IClassFileEditor.METHOD_DECLARATION_LINE) {

                    if (method.isConstructor()) {
                        methodName = method.getElementName();
                    }
                    selectBytecodeLineAndReveal(methodSection.getFirstLine(), methodName, IJavaElement.METHOD);
                } else {
                    selectLineAndRevaluate2(methodSection.getBytecodeLine(line) - 1, markLine);
                }
                break;
            }

        } catch (JavaModelException e) {
            BytecodeVisualizerPlugin
                    .log(new Status(IStatus.ERROR, BytecodeVisualizerPlugin.PLUGIN_ID, e.getMessage(), e));
        }

    default:
        /* select class */
        IClassFileDocument doc = byteCodeDocumentProvider.getClassFileDocument();
        if (doc != null) {
            int docLine = doc.getClassSignatureDocumentLine();
            selectBytecodeLineAndReveal(docLine, element.getElementName(), IJavaElement.CLASS_FILE);
        }
    }

    /* call cursor hook */
    doHandleCursorPositionChanged();
}

From source file:com.drgarbage.sourcecodevisualizer.actions.OpenGraphInControlflowgraphFactory.java

License:Apache License

public void run() {

    IExternalCommunication comunicationObject = CorePlugin.getExternalCommunication();
    if (comunicationObject == null) {
        String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                + CoreMessages.ERROR_CFGF_is_not_installed;
        Messages.error(msg);/*  w  w w  .  j a v a 2 s . co  m*/
        return;
    }

    IMethod method = editor.getSelectedMethod();

    if (method == null) {
        String errorMsg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                + "The selected method object is null.";
        IStatus s = new Status(IStatus.ERROR, SourcecodeVisualizerPlugin.PLUGIN_ID, errorMsg, null);
        CorePlugin.log(s);

        String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                + CoreMessages.ExceptionAdditionalMessage;
        Messages.error(msg);
        return;
    }

    String[] classPath = null;
    String packageName = null;
    String className = null;
    String methodName = null;
    String methodSig = null;

    IDocumentProvider p = editor.getDocumentProvider();
    if (p instanceof ICompilationUnitDocumentProvider) {
        ICompilationUnitDocumentProvider cp = (ICompilationUnitDocumentProvider) p;
        ICompilationUnit unit = cp.getWorkingCopy(editor.getEditorInput());
        IJavaProject jp = unit.getJavaProject();

        try {
            /* get class path */
            classPath = JavaRuntime.computeDefaultRuntimeClassPath(jp);

            /* get package name and classes */
            IJavaElement[] elements = unit.getChildren();
            for (IJavaElement element : elements) {
                if (element.getElementType() == IJavaElement.PACKAGE_DECLARATION) {
                    packageName = element.getElementName();
                    break;
                }
            }

        } catch (JavaModelException e) {
            String errorMsg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                    + "Can not get packege or class name.";
            IStatus s = new Status(IStatus.ERROR, SourcecodeVisualizerPlugin.PLUGIN_ID, errorMsg, e);
            CorePlugin.log(s);

            String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                    + CoreMessages.ExceptionAdditionalMessage;
            Messages.error(msg);

            return;

        } catch (CoreException e) {
            String errorMsg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                    + "Can not compute runtime class path.";
            IStatus s = new Status(IStatus.ERROR, SourcecodeVisualizerPlugin.PLUGIN_ID, errorMsg, e);
            CorePlugin.log(s);

            String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                    + CoreMessages.ExceptionAdditionalMessage;
            Messages.error(msg);

            return;
        }

    }

    /* package and class name */
    IType classType = method.getDeclaringType();
    className = classType.getElementName();

    /* method name */
    methodName = method.getElementName();

    /* method name */
    try {
        if (method.isConstructor()) {
            methodName = constructorString;
        } else {
            methodName = method.getElementName();
        }

        /* resolve parameter signature */
        StringBuffer buf = new StringBuffer("(");
        String[] parameterTypes = method.getParameterTypes();
        String res = null;
        for (int i = 0; i < parameterTypes.length; i++) {
            res = ActionUtils.getResolvedTypeName(parameterTypes[i], method.getDeclaringType());
            buf.append(res);
        }
        buf.append(")");

        res = ActionUtils.getResolvedTypeName(method.getReturnType(), method.getDeclaringType());
        buf.append(res);

        methodSig = buf.toString();

    } catch (IllegalArgumentException e) {
        String errorMsg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n' + e.getMessage();
        IStatus s = new Status(IStatus.ERROR, SourcecodeVisualizerPlugin.PLUGIN_ID, errorMsg, e);
        CorePlugin.log(s);

        String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                + CoreMessages.ExceptionAdditionalMessage;
        Messages.error(msg);

        return;

    } catch (JavaModelException e) {
        String errorMsg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n' + e.getMessage();
        IStatus s = new Status(IStatus.ERROR, SourcecodeVisualizerPlugin.PLUGIN_ID, errorMsg, e);
        CorePlugin.log(s);

        String msg = CoreMessages.ERROR_Opening_Graph_in_CFGF_failed + '\n'
                + CoreMessages.ExceptionAdditionalMessage;
        Messages.error(msg);

        return;
    }

    StringBuffer buf = new StringBuffer();
    buf.append(className);
    buf.append(".");
    if (methodName.equals(constructorString)) {
        buf.append(className);
    } else {
        buf.append(methodName);
    }

    buf.append(".src.graph");

    comunicationObject.generateGraph(buf.toString(), classPath, packageName, className, methodName, methodSig);
}

From source file:com.drgarbage.sourcecodevisualizer.editors.SourcecodeGraphUtils.java

License:Apache License

/**
 * Create a list of graphs./*from  w w  w . ja  v a2 s.  co  m*/
 * @return list of graphs
 */
public static List<IDirectedGraphExt> createGraphs(ICompilationUnit unit, IJavaProject jp) {

    String[] classpath = null;
    String packageName = "";
    List<String> classList = new ArrayList<String>();

    try {
        /* get class path */
        classpath = JavaRuntime.computeDefaultRuntimeClassPath(jp);

        /* get package name and classes */
        IJavaElement[] elements = unit.getChildren();
        for (IJavaElement element : elements) {
            if (element.getElementType() == IJavaElement.PACKAGE_DECLARATION) {
                packageName = element.getElementName();
            } else if (element.getElementType() == IJavaElement.TYPE) {
                ClassFileDocumentsUtils.collectNestedClasses((SourceType) element, classList);
            }
        }

    } catch (JavaModelException e) {
        handleException(e);
        return null;
    } catch (CoreException e) {
        handleException(e);
        return null;
    }

    List<IDirectedGraphExt> graphs = null;

    /* Load compiled class files */
    try {
        graphs = ControlFlowGraphGenerator.generateSourceCodeGraphs(classList, classpath, packageName, false,
                false, false);
    } catch (IOException e) {
        handleException(e);
        return null;
    } catch (ControlFlowGraphException e) {
        handleException(e);
        return null;
    }

    return graphs;
}

From source file:com.ebmwebsourcing.petals.common.internal.provisional.projectscnf.PetalsProjectsSorter.java

License:Open Source License

/**
 * Compares Java elements./*w w w  .j  a v a 2 s.  c  o m*/
 * @param j1
 * @param j2
 * @return an integer for sorting (0 if equivalent, <0 to display j1 first, >0 to display j2 first)
 */
private int compareJavaElements(IJavaElement j1, IJavaElement j2) {

    // Fragment roots have a special treatment
    if (j1 instanceof IPackageFragmentRoot && j2 instanceof IPackageFragmentRoot) {
        IPackageFragmentRoot p1 = (IPackageFragmentRoot) j1;
        IPackageFragmentRoot p2 = (IPackageFragmentRoot) j2;

        try {
            if (p1.getKind() == p2.getKind())
                return p1.getElementName().compareTo(p2.getElementName());
            else if (p1.getKind() == IPackageFragmentRoot.K_SOURCE)
                return -1;
            else
                return 1;

        } catch (JavaModelException e) {
            PetalsCommonPlugin.log(e, IStatus.ERROR);
        }

        return p1.getElementName().compareTo(p2.getElementName());
    }

    // Otherwise, it depends on the element type
    if (j1.getElementType() == j2.getElementType())
        return j1.getElementName().compareTo(j2.getElementName());
    else
        return j1.getElementType() - j2.getElementType();
}