Java ISourceRange.getOffset方法代码示例

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private void handleType(IType type, IFile file, List<ServiceImplementation> serviceImplementations) throws JavaModelException {
	/* Parcourt les méthodes. */
	for (IMethod method : type.getMethods()) {
		/* Filtre pour ne garder que les méthodes publiques d'instance */
		if (method.isConstructor() || Flags.isStatic(method.getFlags()) || Flags.isPrivate(method.getFlags())) {
			continue;
		}

		/* Créé le ServiceImplementation. */
		String javaName = method.getElementName();
		ISourceRange nameRange = method.getNameRange();
		FileRegion fileRegion = new FileRegion(file, nameRange.getOffset(), nameRange.getLength());
		ServiceImplementation serviceImplementation = new ServiceImplementation(fileRegion, javaName);
		serviceImplementations.add(serviceImplementation);
	}
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private void handleType(IType type, IFile file, List<DaoImplementation> daoImplementations) throws JavaModelException {
	/* Parcourt les méthodes. */
	for (IMethod method : type.getMethods()) {
		/* Filtre pour ne garder que les méthodes publiques d'instance */
		if (method.isConstructor() || Flags.isStatic(method.getFlags()) || Flags.isPrivate(method.getFlags())) {
			continue;
		}

		/* Créé le DaoImplementation. */
		String javaName = method.getElementName();
		ISourceRange nameRange = method.getNameRange();
		FileRegion fileRegion = new FileRegion(file, nameRange.getOffset(), nameRange.getLength());
		DaoImplementation daoImplementation = new DaoImplementation(fileRegion, javaName);
		daoImplementations.add(daoImplementation);
	}
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private int compareInTheSameType(IMethodBinding firstMethodBinding, IMethodBinding secondMethodBinding) {
	try {
		IMethod firstMethod= (IMethod)firstMethodBinding.getJavaElement();
		IMethod secondMethod= (IMethod)secondMethodBinding.getJavaElement();
		if (firstMethod == null || secondMethod == null) {
			return 0;
		}
		ISourceRange firstSourceRange= firstMethod.getSourceRange();
		ISourceRange secondSourceRange= secondMethod.getSourceRange();

		if (!SourceRange.isAvailable(firstSourceRange) || !SourceRange.isAvailable(secondSourceRange)) {
			return firstMethod.getElementName().compareTo(secondMethod.getElementName());
		} else {
			return firstSourceRange.getOffset() - secondSourceRange.getOffset();
		}
	} catch (JavaModelException e) {
		return 0;
	}
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Evaluates the insertion position of a new node.
 *
 * @param listRewrite The list rewriter to which the new node will be added
 * @param sibling The Java element before which the new element should be added.
 * @return the AST node of the list to insert before or null to insert as last.
 * @throws JavaModelException thrown if accessing the Java element failed
 */

public static ASTNode getNodeToInsertBefore(ListRewrite listRewrite, IJavaElement sibling) throws JavaModelException {
	if (sibling instanceof IMember) {
		ISourceRange sourceRange= ((IMember) sibling).getSourceRange();
		if (sourceRange == null) {
			return null;
		}
		int insertPos= sourceRange.getOffset();

		List<? extends ASTNode> members= listRewrite.getOriginalList();
		for (int i= 0; i < members.size(); i++) {
			ASTNode curr= members.get(i);
			if (curr.getStartPosition() >= insertPos) {
				return curr;
			}
		}
	}
	return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Gets a reader for an IMember's Javadoc comment content from the source attachment.
 * The content does contain only the text from the comment without the Javadoc leading star characters.
 * Returns <code>null</code> if the member does not contain a Javadoc comment or if no source is available.
 * @param member The member to get the Javadoc of.
 * @return Returns a reader for the Javadoc comment content or <code>null</code> if the member
 * does not contain a Javadoc comment or if no source is available
 * @throws JavaModelException is thrown when the elements javadoc can not be accessed
 * @since 3.4
 */
private static Reader internalGetContentReader(IMember member) throws JavaModelException {
	IBuffer buf= member.getOpenable().getBuffer();
	if (buf == null) {
		return null; // no source attachment found
	}

	ISourceRange javadocRange= member.getJavadocRange();
	if (javadocRange != null) {
		JavaDocCommentReader reader= new JavaDocCommentReader(buf, javadocRange.getOffset(), javadocRange.getOffset() + javadocRange.getLength() - 1);
		if (!containsOnlyInheritDoc(reader, javadocRange.getLength())) {
			reader.reset();
			return reader;
		}
	}

	return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private int compareInTheSameType(
    IMethodBinding firstMethodBinding, IMethodBinding secondMethodBinding) {
  try {
    IMethod firstMethod = (IMethod) firstMethodBinding.getJavaElement();
    IMethod secondMethod = (IMethod) secondMethodBinding.getJavaElement();
    if (firstMethod == null || secondMethod == null) {
      return 0;
    }
    ISourceRange firstSourceRange = firstMethod.getSourceRange();
    ISourceRange secondSourceRange = secondMethod.getSourceRange();

    if (!SourceRange.isAvailable(firstSourceRange)
        || !SourceRange.isAvailable(secondSourceRange)) {
      return firstMethod.getElementName().compareTo(secondMethod.getElementName());
    } else {
      return firstSourceRange.getOffset() - secondSourceRange.getOffset();
    }
  } catch (JavaModelException e) {
    return 0;
  }
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Evaluates the insertion position of a new node.
 *
 * @param listRewrite The list rewriter to which the new node will be added
 * @param sibling The Java element before which the new element should be added.
 * @return the AST node of the list to insert before or null to insert as last.
 * @throws JavaModelException thrown if accessing the Java element failed
 */
public static ASTNode getNodeToInsertBefore(ListRewrite listRewrite, IJavaElement sibling)
    throws JavaModelException {
  if (sibling instanceof IMember) {
    ISourceRange sourceRange = ((IMember) sibling).getSourceRange();
    if (sourceRange == null) {
      return null;
    }
    int insertPos = sourceRange.getOffset();

    List<? extends ASTNode> members = listRewrite.getOriginalList();
    for (int i = 0; i < members.size(); i++) {
      ASTNode curr = members.get(i);
      if (curr.getStartPosition() >= insertPos) {
        return curr;
      }
    }
  }
  return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/** Returns the IInitializer that contains the given local variable in the given type */
public static JavaElement getUnresolvedJavaElement(
    int localSourceStart, int localSourceEnd, JavaElement type) {
  try {
    if (!(type instanceof IType)) return null;
    IInitializer[] initializers = ((IType) type).getInitializers();
    for (int i = 0; i < initializers.length; i++) {
      IInitializer initializer = initializers[i];
      ISourceRange sourceRange = initializer.getSourceRange();
      if (sourceRange != null) {
        int initializerStart = sourceRange.getOffset();
        int initializerEnd = initializerStart + sourceRange.getLength();
        if (initializerStart <= localSourceStart && localSourceEnd <= initializerEnd) {
          return (JavaElement) initializer;
        }
      }
    }
    return null;
  } catch (JavaModelException e) {
    return null;
  }
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Gets a reader for an IMember's Javadoc comment content from the source attachment. The content
 * does contain only the text from the comment without the Javadoc leading star characters.
 * Returns <code>null</code> if the member does not contain a Javadoc comment or if no source is
 * available.
 *
 * @param member The member to get the Javadoc of.
 * @return Returns a reader for the Javadoc comment content or <code>null</code> if the member
 *     does not contain a Javadoc comment or if no source is available
 * @throws org.eclipse.jdt.core.JavaModelException is thrown when the elements javadoc can not be
 *     accessed
 * @since 3.4
 */
private static Reader internalGetContentReader(IMember member) throws JavaModelException {
  IBuffer buf = member.getOpenable().getBuffer();
  if (buf == null) {
    return null; // no source attachment found
  }

  ISourceRange javadocRange = member.getJavadocRange();
  if (javadocRange != null) {
    JavaDocCommentReader reader =
        new JavaDocCommentReader(
            buf,
            javadocRange.getOffset(),
            javadocRange.getOffset() + javadocRange.getLength() - 1);
    if (!containsOnlyInheritDoc(reader, javadocRange.getLength())) {
      reader.reset();
      return reader;
    }
  }

  return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private void collectIntersectingJavadocRanges(IJavaElement element, IRegion region, List<ISourceRange> elements) throws JavaModelException {
	if (element instanceof IParent) {
		for (IJavaElement child : ((IParent) element).getChildren()) {
			collectIntersectingJavadocRanges(child, region, elements);
		}
	}

	if (element instanceof IMember) {
		ISourceRange range = ((IMember) element).getJavadocRange();
		if (range != null) {
			if (range.getOffset() <= region.getOffset() + region.getLength() && range.getOffset() + range.getLength() >= region.getOffset()) {
				elements.add(range);
			}
		}
	}

}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Parse un fichier candidat de DTO.
 * 
 * @param file Fichier.
 * @param javaProject Projet Java du fichier.
 * @return Le DTO, <code>null</code> sinon.
 */
private DtoFile createDtoFile(IFile file, IJavaProject javaProject) {

	/* Charge l'AST du fichier Java. */
	ICompilationUnit compilationUnit = JdtUtils.getCompilationUnit(file, javaProject);
	if (compilationUnit == null) {
		return null;
	}
	List<String> dtoParentClassesList = LegacyManager.getInstance().getDtoParentsClasseList(javaProject.getProject());
	try {
		LegacyStrategy strategy = LegacyManager.getInstance().getStrategy(file);
		/* Parcourt les types du fichier Java. */
		for (IType type : compilationUnit.getAllTypes()) {

			/* Vérifie que c'est un Dto */
			boolean isDtoType = strategy.isDtoType(type) || JdtUtils.isSubclass(type, dtoParentClassesList);

			if (!isDtoType) {
				continue;
			}

			/* Parse les champs. */
			List<DtoField> fields = strategy.parseDtoFields(type);

			/* Créé le DtoFile. */
			String javaName = type.getElementName();
			String packageName = type.getPackageFragment().getElementName();
			ISourceRange nameRange = type.getNameRange();
			FileRegion fileRegion = new FileRegion(file, nameRange.getOffset(), nameRange.getLength());
			return new DtoFile(fileRegion, javaName, packageName, fields);
		}
	} catch (JavaModelException e) {
		ErrorUtils.handle(e);
	}

	return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private void handleMethod(IMethod method, String pathPrefix, IFile file, List<WsRoute> wsRoutes) throws JavaModelException {
	/* Filtre pour ne garder que les méthodes publiques d'instance */
	if (method.isConstructor() || Flags.isStatic(method.getFlags()) || Flags.isPrivate(method.getFlags())) {
		return;
	}

	/* Parcourt les verbes HTTP */
	for (String verb : HTTP_VERBS) {

		/* Extrait l'annotation du verbe. */
		IAnnotation verbAnnotation = JdtUtils.getAnnotation(method, verb);
		if (verbAnnotation == null) {
			continue;
		}

		/* Extrait la route partielle. */
		String routePatternSuffix = JdtUtils.getMemberValue(verbAnnotation);

		/* Calcule la route complète. */
		String routePattern = pathPrefix + routePatternSuffix;

		/* Créé la WsRoute. */
		String javaName = method.getElementName();
		ISourceRange nameRange = method.getNameRange();
		FileRegion fileRegion = new FileRegion(file, nameRange.getOffset(), nameRange.getLength());
		WsRoute wsRoute = new WsRoute(fileRegion, javaName, routePattern, verb);
		wsRoutes.add(wsRoute);
	}
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
/**
 * Parse un fichier de classe Java.
 * 
 * @param file Fichier.
 * @param javaProject Projet Java du fichier.
 * @return Le fichier de classe Java, <code>null</code> sinon.
 */
private JavaClassFile createJavaClassFile(IFile file, IJavaProject javaProject) {

	/* Charge l'AST du fichier Java. */
	ICompilationUnit compilationUnit = JdtUtils.getCompilationUnit(file, javaProject);
	if (compilationUnit == null) {
		return null;
	}
	try {
		/* Parcourt les types du fichier Java. */
		for (IType type : compilationUnit.getAllTypes()) {

			if (!type.isClass()) {
				continue;
			}

			/* Créé le JavaClassFile. */
			String javaName = type.getElementName();
			String packageName = type.getPackageFragment().getElementName();
			ISourceRange nameRange = type.getNameRange();
			FileRegion fileRegion = new FileRegion(file, nameRange.getOffset(), nameRange.getLength());
			return new JavaClassFile(fileRegion, javaName, packageName);
		}
	} catch (JavaModelException e) {
		ErrorUtils.handle(e);
	}

	return null;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private static List<Expression> findSubGroupForSourceRange(
    List<Expression> group, ISourceRange range) {
  Assert.isTrue(!group.isEmpty());

  List<Expression> subGroup = new ArrayList<Expression>();

  boolean entered = false, exited = false;
  if (range.getOffset() == group.get(0).getStartPosition()) entered = true;
  for (int i = 0; i < group.size() - 1; i++) {
    Expression member = group.get(i);
    Expression nextMember = group.get(i + 1);

    if (entered) {
      subGroup.add(member);
      if (rangeEndsBetween(range, member, nextMember)) {
        exited = true;
        break;
      }

    } else {
      if (rangeStartsBetween(range, member, nextMember)) entered = true;
    }
  }
  Expression lastGroupMember = group.get(group.size() - 1);
  if (Util.getEndExclusive(range)
      == Util.getEndExclusive(SourceRangeFactory.create(lastGroupMember))) {
    subGroup.add(lastGroupMember);
    exited = true;
  }

  if (!exited) return new ArrayList<Expression>(0);
  return subGroup;
}
 

import org.eclipse.jdt.core.ISourceRange; //导入方法依赖的package包/类
private void addDeclarationUpdate(TextChangeManager manager) throws CoreException {

    if (getDelegateUpdating()) {
      // create the delegate
      CompilationUnitRewrite rewrite = new CompilationUnitRewrite(getDeclaringCU());
      rewrite.setResolveBindings(true);
      MethodDeclaration methodDeclaration =
          ASTNodeSearchUtil.getMethodDeclarationNode(getMethod(), rewrite.getRoot());
      DelegateMethodCreator creator = new DelegateMethodCreator();
      creator.setDeclaration(methodDeclaration);
      creator.setDeclareDeprecated(getDeprecateDelegates());
      creator.setSourceRewrite(rewrite);
      creator.setCopy(true);
      creator.setNewElementName(getNewElementName());
      creator.prepareDelegate();
      creator.createEdit();
      CompilationUnitChange cuChange = rewrite.createChange(true);
      if (cuChange != null) {
        cuChange.setKeepPreviewEdits(true);
        manager.manage(getDeclaringCU(), cuChange);
      }
    }

    String editName = RefactoringCoreMessages.RenameMethodRefactoring_update_declaration;
    ISourceRange nameRange = getMethod().getNameRange();
    ReplaceEdit replaceEdit =
        new ReplaceEdit(nameRange.getOffset(), nameRange.getLength(), getNewElementName());
    addTextEdit(manager.get(getDeclaringCU()), editName, replaceEdit);
  }