/projects/eclipse_SDK-3.7.1/plugins/org.eclipse.jdt.core.source_3.7.1.v_B76_R37x/org/eclipse/jdt/internal/core/BinaryMember.java
Java | 179 lines | 121 code | 9 blank | 49 comment | 33 complexity | c3311fbd8b2171b1cf8628044e38feea MD5 | raw file
- /*******************************************************************************
- * Copyright (c) 2000, 2011 IBM Corporation and others.
- * All rights reserved. This program and the accompanying materials
- * are made available under the terms of the Eclipse Public License v1.0
- * which accompanies this distribution, and is available at
- * http://www.eclipse.org/legal/epl-v10.html
- *
- * Contributors:
- * IBM Corporation - initial API and implementation
- *******************************************************************************/
- package org.eclipse.jdt.internal.core;
- import java.util.ArrayList;
- import org.eclipse.core.runtime.IProgressMonitor;
- import org.eclipse.jdt.core.IAnnotation;
- import org.eclipse.jdt.core.IJavaElement;
- import org.eclipse.jdt.core.IJavaModelStatusConstants;
- import org.eclipse.jdt.core.ISourceRange;
- import org.eclipse.jdt.core.JavaModelException;
- import org.eclipse.jdt.core.compiler.CharOperation;
- import org.eclipse.jdt.internal.compiler.env.IBinaryAnnotation;
- import org.eclipse.jdt.internal.compiler.lookup.TagBits;
- import org.eclipse.jdt.internal.compiler.lookup.TypeConstants;
- import org.eclipse.jdt.internal.core.util.Util;
- /**
- * Common functionality for Binary member handles.
- */
- public abstract class BinaryMember extends NamedMember {
-
- /*
- * Constructs a binary member.
- */
- protected BinaryMember(JavaElement parent, String name) {
- super(parent, name);
- }
- /*
- * @see ISourceManipulation
- */
- public void copy(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException {
- throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
- }
- protected IAnnotation[] getAnnotations(IBinaryAnnotation[] binaryAnnotations, long tagBits) {
- IAnnotation[] standardAnnotations = getStandardAnnotations(tagBits);
- if (binaryAnnotations == null)
- return standardAnnotations;
- int length = binaryAnnotations.length;
- int standardLength = standardAnnotations.length;
- int fullLength = length + standardLength;
- if (fullLength == 0) {
- return Annotation.NO_ANNOTATIONS;
- }
- IAnnotation[] annotations = new IAnnotation[fullLength];
- for (int i = 0; i < length; i++) {
- annotations[i] = Util.getAnnotation(this, binaryAnnotations[i], null);
- }
- System.arraycopy(standardAnnotations, 0, annotations, length, standardLength);
- return annotations;
- }
- private IAnnotation getAnnotation(char[][] annotationName) {
- return new Annotation(this, new String(CharOperation.concatWith(annotationName, '.')));
- }
- protected IAnnotation[] getStandardAnnotations(long tagBits) {
- if ((tagBits & TagBits.AllStandardAnnotationsMask) == 0)
- return Annotation.NO_ANNOTATIONS;
- ArrayList annotations = new ArrayList();
- if ((tagBits & TagBits.AnnotationTargetMASK) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_TARGET));
- }
- if ((tagBits & TagBits.AnnotationRetentionMASK) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_RETENTION));
- }
- if ((tagBits & TagBits.AnnotationDeprecated) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_DEPRECATED));
- }
- if ((tagBits & TagBits.AnnotationDocumented) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_DOCUMENTED));
- }
- if ((tagBits & TagBits.AnnotationInherited) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_ANNOTATION_INHERITED));
- }
- if ((tagBits & TagBits.AnnotationPolymorphicSignature) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_INVOKE_METHODHANDLE_$_POLYMORPHICSIGNATURE));
- }
- if ((tagBits & TagBits.AnnotationSafeVarargs) != 0) {
- annotations.add(getAnnotation(TypeConstants.JAVA_LANG_SAFEVARARGS));
- }
- // note that JAVA_LANG_SUPPRESSWARNINGS and JAVA_LANG_OVERRIDE cannot appear in binaries
- return (IAnnotation[]) annotations.toArray(new IAnnotation[annotations.size()]);
- }
- public String[] getCategories() throws JavaModelException {
- SourceMapper mapper= getSourceMapper();
- if (mapper != null) {
- // ensure the class file's buffer is open so that categories are computed
- ((ClassFile)getClassFile()).getBuffer();
- if (mapper.categories != null) {
- String[] categories = (String[]) mapper.categories.get(this);
- if (categories != null)
- return categories;
- }
- }
- return CharOperation.NO_STRINGS;
- }
- public String getKey() {
- try {
- return getKey(false/*don't open*/);
- } catch (JavaModelException e) {
- // happen only if force open is true
- return null;
- }
- }
- /**
- * @see org.eclipse.jdt.internal.compiler.lookup.Binding#computeUniqueKey()
- */
- public abstract String getKey(boolean forceOpen) throws JavaModelException;
- /*
- * @see ISourceReference
- */
- public ISourceRange getNameRange() throws JavaModelException {
- SourceMapper mapper= getSourceMapper();
- if (mapper != null) {
- // ensure the class file's buffer is open so that source ranges are computed
- ((ClassFile)getClassFile()).getBuffer();
- return mapper.getNameRange(this);
- } else {
- return SourceMapper.UNKNOWN_RANGE;
- }
- }
- /*
- * @see ISourceReference
- */
- public ISourceRange getSourceRange() throws JavaModelException {
- SourceMapper mapper= getSourceMapper();
- if (mapper != null) {
- // ensure the class file's buffer is open so that source ranges are computed
- ((ClassFile)getClassFile()).getBuffer();
- return mapper.getSourceRange(this);
- } else {
- return SourceMapper.UNKNOWN_RANGE;
- }
- }
- /*
- * @see IMember
- */
- public boolean isBinary() {
- return true;
- }
- /*
- * @see IJavaElement
- */
- public boolean isStructureKnown() throws JavaModelException {
- return ((IJavaElement)getOpenableParent()).isStructureKnown();
- }
- /*
- * @see ISourceManipulation
- */
- public void move(IJavaElement container, IJavaElement sibling, String rename, boolean force, IProgressMonitor monitor) throws JavaModelException {
- throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
- }
- /*
- * @see ISourceManipulation
- */
- public void rename(String newName, boolean force, IProgressMonitor monitor) throws JavaModelException {
- throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
- }
- /*
- * Sets the contents of this element.
- * Throws an exception as this element is read only.
- */
- public void setContents(String contents, IProgressMonitor monitor) throws JavaModelException {
- throw new JavaModelException(new JavaModelStatus(IJavaModelStatusConstants.READ_ONLY, this));
- }
- }