Java CompletionItem.setInsertText方法代码示例

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
/**
 * Complete constructor with minimal type information.
 *
 * <p>This is important when we're autocompleting new ? with a class that we haven't yet
 * imported. We don't yet have detailed type information or javadocs, and it's expensive to
 * retrieve them. So we autocomplete a minimal constructor, and let signature-help fill in the
 * details.
 */
private CompletionItem completeConstructor(
        String packageName, String className, boolean hasTypeParameters) {
    CompletionItem item = new CompletionItem();
    String qualifiedName = packageName.isEmpty() ? className : packageName + "." + className;
    String key = String.format("%s#<init>", className);
    String insertText = className;

    if (hasTypeParameters) insertText += "<>";

    insertText += "($0)";

    item.setKind(CompletionItemKind.Constructor);
    item.setLabel(className);
    item.setDetail(packageName);
    item.setInsertText(insertText);
    item.setInsertTextFormat(InsertTextFormat.Snippet);
    item.setCommand(TRIGGER_SIGNATURE_HELP);
    item.setFilterText(className);
    item.setAdditionalTextEdits(addImport(qualifiedName));
    item.setSortText("3/" + className);
    item.setData(key);

    return item;
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
void createTypeProposalLabel(char[] fullName, CompletionItem item) {
	// only display innermost type name as type name, using any
	// enclosing types as qualification
	int qIndex= findSimpleNameStart(fullName);

	String name = new String(fullName, qIndex, fullName.length - qIndex);
	StringBuilder nameBuffer= new StringBuilder();
	nameBuffer.append(name);
	if (qIndex > 0) {
		nameBuffer.append(PACKAGE_NAME_SEPARATOR);
		nameBuffer.append(new String(fullName,0,qIndex-1));
	}
	item.setFilterText(name);
	item.setInsertText(name);
	item.setLabel(nameBuffer.toString());
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private void createAnonymousTypeLabel(CompletionProposal proposal, CompletionItem item) {
	char[] declaringTypeSignature= proposal.getDeclarationSignature();
	declaringTypeSignature= Signature.getTypeErasure(declaringTypeSignature);
	String name = new String(Signature.getSignatureSimpleName(declaringTypeSignature));
	item.setInsertText(name);
	StringBuilder buf= new StringBuilder();
	buf.append(name);
	buf.append('(');
	appendUnboundedParameterList(buf, proposal);
	buf.append(')');
	buf.append("  "); //$NON-NLS-1$
	buf.append("Anonymous Inner Type"); //TODO: consider externalization
	item.setLabel(buf.toString());

	if (proposal.getRequiredProposals() != null) {
		char[] signatureQualifier= Signature.getSignatureQualifier(declaringTypeSignature);
		if (signatureQualifier.length > 0) {
			item.setDetail(String.valueOf(signatureQualifier));
		}
	}
	setDeclarationSignature(item, String.valueOf(declaringTypeSignature));
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
@Test public void testRequest() throws Exception {
	
	TextDocumentPositionParams p = new TextDocumentPositionParams();
	p.setPosition(new Position(1,1));
	p.setTextDocument(new TextDocumentIdentifier("test/foo.txt"));
	
	CompletionList result = new CompletionList();
	result.setIsIncomplete(true);
	result.setItems(new ArrayList<>());
	
	CompletionItem item = new CompletionItem();
	item.setDetail("test");
	item.setDocumentation("doc");
	item.setFilterText("filter");
	item.setInsertText("insert");
	item.setKind(CompletionItemKind.Field);
	result.getItems().add(item);
	
	server.expectedRequests.put("textDocument/completion", new Pair<>(p, result));
	CompletableFuture<Either<List<CompletionItem>, CompletionList>> future = clientLauncher.getRemoteProxy().getTextDocumentService().completion(p);
	Assert.assertEquals(Either.forRight(result).toString(), future.get(TIMEOUT, TimeUnit.MILLISECONDS).toString());
	client.joinOnEmpty();
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private CompletionItem completeClassNameFromClassPath(String qualifiedName) {
    CompletionItem item = new CompletionItem();
    String packageName = mostIds(qualifiedName), simpleName = lastId(qualifiedName);

    item.setLabel(simpleName);
    item.setDetail(packageName);
    item.setInsertText(simpleName);
    item.setAdditionalTextEdits(addImport(qualifiedName));
    item.setSortText("3/" + simpleName);
    item.setData(qualifiedName);

    // TODO implement vscode resolve-completion-item

    return item;
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
/**
 * Updates a display label for the given method proposal to item. The display label
 * consists of:
 * <ul>
 *   <li>the method name</li>
 *   <li>the parameter list (see {@link #createParameterList(CompletionProposal)})</li>
 *   <li>the upper bound of the return type (see {@link SignatureUtil#getUpperBound(String)})</li>
 *   <li>the raw simple name of the declaring type</li>
 * </ul>
 * <p>
 * Examples:
 * For the <code>get(int)</code> method of a variable of type <code>List<? extends Number></code>, the following
 * display name is returned: <code>get(int index)  Number - List</code>.<br>
 * For the <code>add(E)</code> method of a variable of type <code>List<? super Number></code>, the following
 * display name is returned: <code>add(Number o)  void - List</code>.<br>
 * </p>
 *
 * @param methodProposal the method proposal to display
 * @param item to update
 */
private void createMethodProposalLabel(CompletionProposal methodProposal, CompletionItem item) {
	StringBuilder description = this.createMethodProposalDescription(methodProposal);
	item.setLabel(description.toString());
	item.setInsertText(String.valueOf(methodProposal.getName()));

	// declaring type
	StringBuilder typeInfo = new StringBuilder();
	String declaringType= extractDeclaringTypeFQN(methodProposal);

	if (methodProposal.getRequiredProposals() != null) {
		String qualifier= Signature.getQualifier(declaringType);
		if (qualifier.length() > 0) {
			typeInfo.append(qualifier);
			typeInfo.append('.');
		}
	}

	declaringType= Signature.getSimpleName(declaringType);
	typeInfo.append(declaringType);
	item.setDetail(typeInfo.toString());

	setSignature(item, String.valueOf(methodProposal.getSignature()));
	setDeclarationSignature(item, String.valueOf(methodProposal.getDeclarationSignature()));
	setName(item, String.valueOf(methodProposal.getName()));

}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private void createOverrideMethodProposalLabel(CompletionProposal methodProposal, CompletionItem item) {
	StringBuilder nameBuffer= new StringBuilder();

	// method name
	String name = new String(methodProposal.getName());
	item.setInsertText(name);
	nameBuffer.append(name);
	// parameters
	nameBuffer.append('(');
	appendUnboundedParameterList(nameBuffer, methodProposal);
	nameBuffer.append(')');

	nameBuffer.append(RETURN_TYPE_SEPARATOR);

	// return type
	// TODO remove SignatureUtil.fix83600 call when bugs are fixed
	char[] returnType= createTypeDisplayName(SignatureUtil.getUpperBound(Signature.getReturnType(SignatureUtil.fix83600(methodProposal.getSignature()))));
	nameBuffer.append(returnType);
	item.setLabel(nameBuffer.toString());
	item.setFilterText(name);

	// declaring type
	StringBuilder typeBuffer = new StringBuilder();
	String declaringType= extractDeclaringTypeFQN(methodProposal);
	declaringType= Signature.getSimpleName(declaringType);
	typeBuffer.append(String.format("Override method in '%s'", declaringType));
	item.setDetail(typeBuffer.toString());

	setSignature(item, String.valueOf(methodProposal.getSignature()));
	setDeclarationSignature(item, String.valueOf(methodProposal.getDeclarationSignature()));
	setName(item, String.valueOf(methodProposal.getName()));
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private void createSimpleLabelWithType(CompletionProposal proposal, CompletionItem item) {
	StringBuilder nameBuffer= new StringBuilder();
	nameBuffer.append(proposal.getCompletion());
	item.setInsertText(nameBuffer.toString());
	char[] typeName= Signature.getSignatureSimpleName(proposal.getSignature());
	if (typeName.length > 0) {
		nameBuffer.append(VAR_TYPE_SEPARATOR);
		nameBuffer.append(typeName);
	}
	item.setLabel(nameBuffer.toString());
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private void createLabelWithTypeAndDeclaration(CompletionProposal proposal, CompletionItem item) {
	char[] name= proposal.getCompletion();
	if (!isThisPrefix(name)) {
		name= proposal.getName();
	}
	StringBuilder buf= new StringBuilder();

	buf.append(name);
	item.setInsertText(buf.toString());
	char[] typeName= Signature.getSignatureSimpleName(proposal.getSignature());
	if (typeName.length > 0) {
		buf.append(VAR_TYPE_SEPARATOR);
		buf.append(typeName);
	}
	item.setLabel(buf.toString());

	char[] declaration= proposal.getDeclarationSignature();
	if (declaration != null) {
		setDeclarationSignature(item, String.valueOf(declaration));
		StringBuilder declBuf = new StringBuilder();
		declaration= Signature.getSignatureSimpleName(declaration);
		if (declaration.length > 0) {
			if (proposal.getRequiredProposals() != null) {
				String declaringType= extractDeclaringTypeFQN(proposal);
				String qualifier= Signature.getQualifier(declaringType);
				if (qualifier.length() > 0) {
					declBuf.append(qualifier);
					declBuf.append('.');
				}
			}
			declBuf.append(declaration);
			item.setDetail(declBuf.toString());
		}
	}
	setName(item,String.valueOf(name));
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
@Test
public void testProvideCamelOptionsForConsumerOnly() throws Exception {
   	CompletionItem completionItem = new CompletionItem("bridgeErrorHandler");
   	completionItem.setInsertText("bridgeErrorHandler=false");
	testProvideCamelOptions("<from uri=\"timer:timerName?\" xmlns=\"http://camel.apache.org/schema/blueprint\"></from>\n", 0, 27, completionItem);
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
@Test
public void testProvideCamelOptionsForConsumerOrProducer() throws Exception {
   	CompletionItem completionItem = new CompletionItem("clientConfigOptions");
   	completionItem.setInsertText("clientConfigOptions=");
	testProvideCamelOptions("<from uri=\"ahc:httpUri?\" xmlns=\"http://camel.apache.org/schema/blueprint\"></from>\n", 0, 23, completionItem);
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
private CompletionItem getBridgeEndpointExpectedCompletionItem() {
	CompletionItem completionItem = new CompletionItem("bridgeEndpoint");
   	completionItem.setInsertText("bridgeEndpoint=false");
	return completionItem;
}
 

import org.eclipse.lsp4j.CompletionItem; //导入方法依赖的package包/类
/**
 * Updates the replacement and any additional replacement for the given item.
 *
 * @param proposal
 * @param item
 * @param trigger
 */
public void updateReplacement(CompletionProposal proposal, CompletionItem item, char trigger) {
	// reset importRewrite
	this.importRewrite = TypeProposalUtils.createImportRewrite(compilationUnit);

	List<org.eclipse.lsp4j.TextEdit> additionalTextEdits = new ArrayList<>();

	StringBuilder completionBuffer = new StringBuilder();
	Range range = null;
	if (isSupportingRequiredProposals(proposal)) {
		CompletionProposal[] requiredProposals= proposal.getRequiredProposals();
		if (requiredProposals != null) {
			for (CompletionProposal requiredProposal : requiredProposals) {
				switch(requiredProposal.getKind()) {
				case CompletionProposal.TYPE_IMPORT:
				case CompletionProposal.METHOD_IMPORT:
				case CompletionProposal.FIELD_IMPORT:
					appendImportProposal(completionBuffer, requiredProposal, proposal.getKind());
					break;
				case CompletionProposal.TYPE_REF:
					org.eclipse.lsp4j.TextEdit edit = toRequiredTypeEdit(requiredProposal, trigger, proposal.canUseDiamond(context));
						if (proposal.getKind() == CompletionProposal.CONSTRUCTOR_INVOCATION || proposal.getKind() == CompletionProposal.ANONYMOUS_CLASS_CONSTRUCTOR_INVOCATION
								|| proposal.getKind() == CompletionProposal.ANONYMOUS_CLASS_DECLARATION) {
						completionBuffer.append(edit.getNewText());
						range = edit.getRange();
					} else {
						additionalTextEdits.add(edit);
					}
					break;
				default:
					/*
					 * In 3.3 we only support the above required proposals, see
					 * CompletionProposal#getRequiredProposals()
					 */
					Assert.isTrue(false);
				}
			}
		}
	}

	if (range == null) {
		range = toReplacementRange(proposal);
	}
	if(proposal.getKind() == CompletionProposal.METHOD_DECLARATION){
		appendMethodOverrideReplacement(completionBuffer, proposal);
	} else if (proposal.getKind() == CompletionProposal.POTENTIAL_METHOD_DECLARATION && proposal instanceof GetterSetterCompletionProposal) {
		appendMethodPotentialReplacement(completionBuffer, (GetterSetterCompletionProposal) proposal);
	} else if (proposal.getKind() == CompletionProposal.ANONYMOUS_CLASS_CONSTRUCTOR_INVOCATION || proposal.getKind() == CompletionProposal.ANONYMOUS_CLASS_DECLARATION) {
		appendAnonymousClass(completionBuffer, proposal, range);
	} else {
		appendReplacementString(completionBuffer, proposal);
	}
	//select insertTextFormat.
	if( client.isCompletionSnippetsSupported()){
		item.setInsertTextFormat(InsertTextFormat.Snippet);
	}else{
		item.setInsertTextFormat(InsertTextFormat.PlainText);
	}
	String text = completionBuffer.toString();
	if(range != null){
		item.setTextEdit(new org.eclipse.lsp4j.TextEdit(range, text));
	}else{
		// fallback
		item.setInsertText(text);
	}
	addImports(additionalTextEdits);
	if(!additionalTextEdits.isEmpty()){
		item.setAdditionalTextEdits(additionalTextEdits);
	}
}