Java ICompilationUnit.findPrimaryType方法代碼示例

import org.eclipse.jdt.core.ICompilationUnit; //導入方法依賴的package包/類
private static IType getClassesWithAnnotation(ICompilationUnit compilationUnit, Class annotationClass,
		String attributName, boolean valued) throws JavaModelException {
	List<IAnnotationBinding> annotations = resolveAnnotation(compilationUnit, annotationClass).getAnnotations();
	if ((annotations != null) && (annotations.size() > 0)) {
		IAnnotationBinding ab = annotations.get(0);
		IMemberValuePairBinding[] attributes = ab.getAllMemberValuePairs();
		for (int i = 0; i < attributes.length; i++) {
			IMemberValuePairBinding attribut = attributes[i];
			if (attribut.getName().equalsIgnoreCase(attributName)) {
				if (valued) {
					if (String.valueOf(attribut.getValue()).trim().length() > 0) {
						return compilationUnit.findPrimaryType();
					}
				} else {
					if (String.valueOf(attribut.getValue()).trim().length() == 0) {
						return compilationUnit.findPrimaryType();
					}
				}
			}
		}
	}
	return null;
}
 

import org.eclipse.jdt.core.ICompilationUnit; //導入方法依賴的package包/類
private LaunchableResource toLaunchableResource(IResource resource) {
  if (resource == null) {
    return null;
  }
  IJavaElement javaElement = resource.getAdapter(IJavaElement.class);
  if (javaElement != null && javaElement.exists() && javaElement instanceof ICompilationUnit) {
    ICompilationUnit compilationUnit = (ICompilationUnit) javaElement;
    IType javaType = compilationUnit.findPrimaryType();
    if (javaType == null) {
      return null;
    }
    IMethod mainMethod = javaType.getMethod(
        "main", new String[] {Signature.createTypeSignature("String[]", false)});
    return new LaunchableResource(resource, mainMethod, javaType);
  }
  return new LaunchableResource(resource);
}
 

import org.eclipse.jdt.core.ICompilationUnit; //導入方法依賴的package包/類
/***** Find project files *****/

	private Set<String> getProjectClasses(IJavaProject project) throws JavaModelException {
		Set<String> projectClasses = new HashSet<String>();
		for (ICompilationUnit cu : getProjectCompilationUnits(project))
			if (cu != null && cu.findPrimaryType() != null)
				projectClasses.add(cu.findPrimaryType().getFullyQualifiedName());
		return projectClasses;
	}
 

import org.eclipse.jdt.core.ICompilationUnit; //導入方法依賴的package包/類
public static String[] getStaticImportFavorites(ICompilationUnit cu, final String elementName, boolean isMethod, String[] favorites) throws JavaModelException {
	StringBuffer dummyCU= new StringBuffer();
	String packName= cu.getParent().getElementName();
	IType type= cu.findPrimaryType();
	if (type == null) {
		return new String[0];
	}

	if (packName.length() > 0) {
		dummyCU.append("package ").append(packName).append(';'); //$NON-NLS-1$
	}
	dummyCU.append("public class ").append(type.getElementName()).append("{\n static {\n").append(elementName); // static initializer  //$NON-NLS-1$//$NON-NLS-2$
	int offset= dummyCU.length();
	dummyCU.append("\n}\n }"); //$NON-NLS-1$

	ICompilationUnit newCU= null;
	try {
		newCU= cu.getWorkingCopy(null);
		newCU.getBuffer().setContents(dummyCU.toString());

		final HashSet<String> result= new HashSet<>();

		CompletionRequestor requestor= new CompletionRequestor(true) {
			@Override
			public void accept(CompletionProposal proposal) {
				if (elementName.equals(new String(proposal.getName()))) {
					CompletionProposal[] requiredProposals= proposal.getRequiredProposals();
					for (int i= 0; i < requiredProposals.length; i++) {
						CompletionProposal curr= requiredProposals[i];
						if (curr.getKind() == CompletionProposal.METHOD_IMPORT || curr.getKind() == CompletionProposal.FIELD_IMPORT) {
							result.add(JavaModelUtil.concatenateName(Signature.toCharArray(curr.getDeclarationSignature()), curr.getName()));
						}
					}
				}
			}
		};

		if (isMethod) {
			requestor.setIgnored(CompletionProposal.METHOD_REF, false);
			requestor.setAllowsRequiredProposals(CompletionProposal.METHOD_REF, CompletionProposal.METHOD_IMPORT, true);
		} else {
			requestor.setIgnored(CompletionProposal.FIELD_REF, false);
			requestor.setAllowsRequiredProposals(CompletionProposal.FIELD_REF, CompletionProposal.FIELD_IMPORT, true);
		}
		requestor.setFavoriteReferences(favorites);

		newCU.codeComplete(offset, requestor);

		return result.toArray(new String[result.size()]);
	} finally {
		if (newCU != null) {
			newCU.discardWorkingCopy();
		}
	}
}