Java SearchMatch.getElement方法代码示例

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private void findAllDeclarations(IProgressMonitor monitor, WorkingCopyOwner owner) throws CoreException {
	fDeclarations = new ArrayList<>();

	class MethodRequestor extends SearchRequestor {
		@Override
		public void acceptSearchMatch(SearchMatch match) throws CoreException {
			IMethod method = (IMethod) match.getElement();
			boolean isBinary = method.isBinary();
			if (!isBinary) {
				fDeclarations.add(method);
			}
		}
	}

	int limitTo = IJavaSearchConstants.DECLARATIONS | IJavaSearchConstants.IGNORE_DECLARING_TYPE | IJavaSearchConstants.IGNORE_RETURN_TYPE;
	int matchRule = SearchPattern.R_ERASURE_MATCH | SearchPattern.R_CASE_SENSITIVE;
	SearchPattern pattern = SearchPattern.createPattern(fMethod, limitTo, matchRule);
	MethodRequestor requestor = new MethodRequestor();
	SearchEngine searchEngine = owner != null ? new SearchEngine(owner) : new SearchEngine();

	searchEngine.search(pattern, new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }, createSearchScope(), requestor, monitor);
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private static List<Controller> search(IJavaProject project, SearchPattern namePattern) throws JavaModelException, CoreException {
    List<Controller> controllers = new ArrayList<Controller>();

    IJavaSearchScope scope = SearchEngine.createJavaSearchScope(project.getPackageFragments());

    SearchRequestor requestor = new SearchRequestor() {

        @Override
        public void acceptSearchMatch(SearchMatch match) {
            if (match.getElement() instanceof IJavaElement) {
                IJavaElement element = (IJavaElement) match.getElement();
                controllers.add(new Controller((IType) element));
            }
        }

    };

    SearchEngine searchEngine = new SearchEngine();
    searchEngine.search(namePattern, new SearchParticipant[] {SearchEngine
                    .getDefaultSearchParticipant()}, scope, requestor,
                    null);

    return controllers;
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private IType[] searchForOuterTypesOfReferences(IMethod[] newNameMethods, IProgressMonitor pm)
    throws CoreException {
  final Set<IType> outerTypesOfReferences = new HashSet<IType>();
  SearchPattern pattern =
      RefactoringSearchEngine.createOrPattern(newNameMethods, IJavaSearchConstants.REFERENCES);
  IJavaSearchScope scope = createRefactoringScope(getMethod());
  SearchRequestor requestor =
      new SearchRequestor() {
        @Override
        public void acceptSearchMatch(SearchMatch match) throws CoreException {
          Object element = match.getElement();
          if (!(element instanceof IMember))
            return; // e.g. an IImportDeclaration for a static method import
          IMember member = (IMember) element;
          IType declaring = member.getDeclaringType();
          if (declaring == null) return;
          IType outer = declaring.getDeclaringType();
          if (outer != null) outerTypesOfReferences.add(declaring);
        }
      };
  new SearchEngine()
      .search(pattern, SearchUtils.getDefaultSearchParticipants(), scope, requestor, pm);
  return outerTypesOfReferences.toArray(new IType[outerTypesOfReferences.size()]);
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private IMethod[] searchForDeclarationsOfClashingMethods(IProgressMonitor pm)
    throws CoreException {
  final List<IMethod> results = new ArrayList<IMethod>();
  SearchPattern pattern = createNewMethodPattern();
  IJavaSearchScope scope = RefactoringScopeFactory.create(getMethod().getJavaProject());
  SearchRequestor requestor =
      new SearchRequestor() {
        @Override
        public void acceptSearchMatch(SearchMatch match) throws CoreException {
          Object method = match.getElement();
          if (method
              instanceof
              IMethod) // check for bug 90138: [refactoring] [rename] Renaming method throws
            // internal exception
            results.add((IMethod) method);
          else
            JavaPlugin.logErrorMessage(
                "Unexpected element in search match: " + match.toString()); // $NON-NLS-1$
        }
      };
  new SearchEngine()
      .search(pattern, SearchUtils.getDefaultSearchParticipants(), scope, requestor, pm);
  return results.toArray(new IMethod[results.size()]);
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
@Override
public String toString() {
  StringBuffer buf = new StringBuffer(fResouce.getFullPath().toString());
  buf.append('\n');
  for (int i = 0; i < fSearchMatches.size(); i++) {
    SearchMatch match = fSearchMatches.get(i);
    buf.append("  ")
        .append(match.getOffset())
        .append(", ")
        .append(match.getLength()); // $NON-NLS-1$//$NON-NLS-2$
    buf.append(
        match.getAccuracy() == SearchMatch.A_ACCURATE
            ? "; acc"
            : "; inacc"); // $NON-NLS-1$//$NON-NLS-2$
    if (match.isInsideDocComment()) buf.append("; inDoc"); // $NON-NLS-1$
    if (match.getElement() instanceof IJavaElement)
      buf.append("; in: ")
          .append(((IJavaElement) match.getElement()).getElementName()); // $NON-NLS-1$
    buf.append('\n');
  }
  return buf.toString();
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
/**
 * Get java project from type.
 *
 * @param fullyQualifiedTypeName
 *            fully qualified name of type
 * @return java project
 * @throws CoreException
 *             CoreException
 */
private static List<IJavaProject> getJavaProjectFromType(String fullyQualifiedTypeName) throws CoreException {
    String[] splitItems = fullyQualifiedTypeName.split("/");
    // If the main class name contains the module name, should trim the module info.
    if (splitItems.length == 2) {
        fullyQualifiedTypeName = splitItems[1];
    }
    final String moduleName = splitItems.length == 2 ? splitItems[0] : null;

    SearchPattern pattern = SearchPattern.createPattern(
            fullyQualifiedTypeName,
            IJavaSearchConstants.TYPE,
            IJavaSearchConstants.DECLARATIONS,
            SearchPattern.R_EXACT_MATCH);
    IJavaSearchScope scope = SearchEngine.createWorkspaceScope();
    ArrayList<IJavaProject> projects = new ArrayList<>();
    SearchRequestor requestor = new SearchRequestor() {
        @Override
        public void acceptSearchMatch(SearchMatch match) {
            Object element = match.getElement();
            if (element instanceof IJavaElement) {
                IJavaProject project = ((IJavaElement) element).getJavaProject();
                if (moduleName == null || moduleName.equals(JdtUtils.getModuleName(project))) {
                    projects.add(project);
                }
            }
        }
    };
    SearchEngine searchEngine = new SearchEngine();
    searchEngine.search(pattern, new SearchParticipant[] {
        SearchEngine.getDefaultSearchParticipant() }, scope,
        requestor, null /* progress monitor */);

    return projects.stream().distinct().collect(Collectors.toList());
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private void findParameters(final int paramNumber, SearchPattern pattern)
		throws CoreException {

	final SearchRequestor requestor = new SearchRequestor() {

		public void acceptSearchMatch(SearchMatch match)
				throws CoreException {
			if (match.getAccuracy() == SearchMatch.A_ACCURATE
					&& !match.isInsideDocComment()) {
				IJavaElement elem = (IJavaElement) match.getElement();
				ASTNode node = Util.getASTNode(elem,
						ASTNodeProcessor.this.monitor);
				ParameterProcessingVisitor visitor = new ParameterProcessingVisitor(
						paramNumber, match.getOffset());
				node.accept(visitor);
				ASTNodeProcessor.this.found.addAll(visitor.getElements());

				for (Iterator it = visitor.getExpressions().iterator(); it
						.hasNext();) {
					Expression exp = (Expression) it.next();
					ASTNodeProcessor.this.processExpression(exp);
				}
			}
		}
	};

	final SearchEngine searchEngine = new SearchEngine();
	searchEngine.search(pattern, new SearchParticipant[] { SearchEngine
			.getDefaultSearchParticipant() }, this.scope, requestor, null);
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
/**
 * Adjusts the visibilities of the referenced element from the search match found in a compilation
 * unit.
 *
 * @param match the search match representing the element declaration
 * @param monitor the progress monitor to use
 * @throws JavaModelException if the visibility could not be determined
 */
private void adjustOutgoingVisibility(final SearchMatch match, final IProgressMonitor monitor)
    throws JavaModelException {
  final Object element = match.getElement();
  if (element instanceof IMember) {
    final IMember member = (IMember) element;
    if (!member.isBinary() && !member.isReadOnly() && !isInsideMovedMember(member)) {
      adjustOutgoingVisibilityChain(member, monitor);
    }
  }
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private static ISourceRange getOldSourceRange(SearchMatch newMatch) {
  // cannot transfom offset in preview to offset in original -> just show enclosing method
  IJavaElement newMatchElement = (IJavaElement) newMatch.getElement();
  IJavaElement primaryElement = newMatchElement.getPrimaryElement();
  ISourceRange range = null;
  if (primaryElement.exists() && primaryElement instanceof ISourceReference) {
    try {
      range = ((ISourceReference) primaryElement).getSourceRange();
    } catch (JavaModelException e) {
      // can live without source range
    }
  }
  return range;
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private void findAllDeclarations(IProgressMonitor monitor, WorkingCopyOwner owner)
    throws CoreException {
  fDeclarations = new ArrayList<IMethod>();

  class MethodRequestor extends SearchRequestor {
    @Override
    public void acceptSearchMatch(SearchMatch match) throws CoreException {
      IMethod method = (IMethod) match.getElement();
      boolean isBinary = method.isBinary();
      if (fBinaryRefs != null || !(fExcludeBinaries && isBinary)) {
        fDeclarations.add(method);
      }
      if (isBinary && fBinaryRefs != null) {
        fDeclarationToMatch.put(method, match);
      }
    }
  }

  int limitTo =
      IJavaSearchConstants.DECLARATIONS
          | IJavaSearchConstants.IGNORE_DECLARING_TYPE
          | IJavaSearchConstants.IGNORE_RETURN_TYPE;
  int matchRule = SearchPattern.R_ERASURE_MATCH | SearchPattern.R_CASE_SENSITIVE;
  SearchPattern pattern = SearchPattern.createPattern(fMethod, limitTo, matchRule);
  SearchParticipant[] participants = SearchUtils.getDefaultSearchParticipants();
  IJavaSearchScope scope =
      RefactoringScopeFactory.createRelatedProjectsScope(
          fMethod.getJavaProject(),
          IJavaSearchScope.SOURCES
              | IJavaSearchScope.APPLICATION_LIBRARIES
              | IJavaSearchScope.SYSTEM_LIBRARIES);
  MethodRequestor requestor = new MethodRequestor();
  SearchEngine searchEngine = owner != null ? new SearchEngine(owner) : new SearchEngine();

  searchEngine.search(pattern, participants, scope, requestor, monitor);
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
@Override
public void acceptSearchMatch(SearchMatch match) throws CoreException {
  IJavaElement enclosingElement = (IJavaElement) match.getElement();
  if (enclosingElement != null) {
    if (fIgnorePotentials && (match.getAccuracy() == SearchMatch.A_INACCURATE)) return;
    boolean isWriteAccess = false;
    boolean isReadAccess = false;
    if (match instanceof FieldReferenceMatch) {
      FieldReferenceMatch fieldRef = ((FieldReferenceMatch) match);
      isWriteAccess = fieldRef.isWriteAccess();
      isReadAccess = fieldRef.isReadAccess();
    } else if (match instanceof FieldDeclarationMatch) {
      isWriteAccess = true;
    } else if (match instanceof LocalVariableReferenceMatch) {
      LocalVariableReferenceMatch localVarRef = ((LocalVariableReferenceMatch) match);
      isWriteAccess = localVarRef.isWriteAccess();
      isReadAccess = localVarRef.isReadAccess();
    } else if (match instanceof LocalVariableDeclarationMatch) {
      isWriteAccess = true;
    }
    boolean isSuperInvocation = false;
    if (match instanceof MethodReferenceMatch) {
      MethodReferenceMatch methodRef = (MethodReferenceMatch) match;
      isSuperInvocation = methodRef.isSuperInvocation();
    }
    fSearch.addMatch(
        new JavaElementMatch(
            enclosingElement,
            match.getRule(),
            match.getOffset(),
            match.getLength(),
            match.getAccuracy(),
            isReadAccess,
            isWriteAccess,
            match.isInsideDocComment(),
            isSuperInvocation));
  }
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
@Override
public void acceptSearchMatch(SearchMatch match) throws CoreException {
  if (match.getAccuracy() == SearchMatch.A_ACCURATE && !match.isInsideDocComment()) {
    Object element = match.getElement();
    if (element instanceof IType || element instanceof IMethod) {
      IMember member = (IMember) element;
      IType type =
          member.getElementType() == IJavaElement.TYPE
              ? (IType) member
              : member.getDeclaringType();
      addTypeAndSubtypes(type);
    }
  }
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
@Override
public void acceptSearchMatch(SearchMatch match) throws CoreException {
    if (match.isInsideDocComment()) {
        return;
    }

    if (match.getElement() != null && match.getElement() instanceof IJavaElement) {
        IJavaElement member = (IJavaElement) match.getElement();
        if(!searchElements.contains(member)) {
            addMatch(match);
            searchElements.add(member);
        }
    }
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
private List<String> getExistingCategories() {
	if(existingCategories==null) {
		final Set<String> categories = new TreeSet<String>();		
		if(selectedJavaProject!=null) {
			SearchRequestor requestor = new SearchRequestor() {
				@Override
				public void acceptSearchMatch(SearchMatch match) throws CoreException {
					if(match.getElement() instanceof IType) {
						String fqn = ((IType) match.getElement()).getFullyQualifiedName();
						if(!fqn.startsWith("net.sf.jasperreports.functions.standard")) {
							// avoid to propose standard functions categories
							categories.add(fqn);
						}
					}
				}
			};
			IJavaElement[] elements= new IJavaElement[] { selectedJavaProject };
			IJavaSearchScope scope= SearchEngine.createJavaSearchScope(elements);
			int matchRule= SearchPattern.R_EXACT_MATCH | SearchPattern.R_CASE_SENSITIVE;
			SearchPattern fullAnnotationPattern= SearchPattern.createPattern(
					"net.sf.jasperreports.functions.annotations.FunctionCategory", IJavaSearchConstants.ANNOTATION_TYPE, IJavaSearchConstants.ANNOTATION_TYPE_REFERENCE, matchRule);
			SearchPattern simpleNamePattern= SearchPattern.createPattern(
					"FunctionCategory", IJavaSearchConstants.ANNOTATION_TYPE, IJavaSearchConstants.ANNOTATION_TYPE_REFERENCE, matchRule);
			SearchPattern annotationsPattern= SearchPattern.createOrPattern(fullAnnotationPattern, simpleNamePattern);
			SearchParticipant[] searchParticipants= new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() };
			try {
				new SearchEngine().search(annotationsPattern, searchParticipants, scope, requestor,new NullProgressMonitor());
			} catch (CoreException e) {
			}
		}
		existingCategories = new ArrayList<String>(categories);
		((NewFunctionsLibraryWizard)getWizard()).setAvailableCategories(existingCategories);
	}
	return existingCategories;
}
 

import org.eclipse.jdt.core.search.SearchMatch; //导入方法依赖的package包/类
public static IJavaElement[] findElementsAtSelection(ITypeRoot unit, int line, int column)
		throws JavaModelException, BadLocationException {
	if (unit == null) {
		return null;
	}
	int offset = toDocument(unit.getBuffer()).getLineOffset(line) + column;
	if (offset > -1) {
		return unit.codeSelect(offset, 0);
	}
	if (unit instanceof IClassFile) {
		IClassFile classFile = (IClassFile) unit;
		String contents = disassemble(classFile);
		if (contents != null) {
			IDocument document = new Document(contents);
			try {
				offset = document.getLineOffset(line) + column;
				if (offset > -1) {
					String name = parse(contents, offset);
					if (name == null) {
						return null;
					}
					SearchPattern pattern = SearchPattern.createPattern(name, IJavaSearchConstants.TYPE,
							IJavaSearchConstants.DECLARATIONS, SearchPattern.R_FULL_MATCH);

					IJavaSearchScope scope = createSearchScope(unit.getJavaProject());

					List<IJavaElement> elements = new ArrayList<>();
					SearchRequestor requestor = new SearchRequestor() {
						@Override
						public void acceptSearchMatch(SearchMatch match) {
							if (match.getElement() instanceof IJavaElement) {
								elements.add((IJavaElement) match.getElement());
							}
						}
					};
					SearchEngine searchEngine = new SearchEngine();
					searchEngine.search(pattern,
							new SearchParticipant[] { SearchEngine.getDefaultSearchParticipant() }, scope,
							requestor, null);
					return elements.toArray(new IJavaElement[0]);
				}
			} catch (BadLocationException | CoreException e) {
				// JavaLanguageServerPlugin.logException(e.getMessage(), e);
			}
		}
	}
	return null;
}