import org.eclipse.lsp4j.CompletionOptions; //导入依赖的package包/类
@Override
public CompletableFuture<InitializeResult> initialize(InitializeParams params) {
	sendLogMessageNotification(MessageType.Info, "Initializing capabilities of the server...");
	Integer processId = params.getProcessId();
	if(processId != null) {
		setParentProcessId(processId.longValue());
	} else {
		sendLogMessageNotification(MessageType.Info, "Missing Parent process ID!!");
		setParentProcessId(0);
	}
	
	InitializeResult result = new InitializeResult();
	
	ServerCapabilities capabilities = new ServerCapabilities();
	capabilities.setTextDocumentSync(TextDocumentSyncKind.Full);
	capabilities.setCompletionProvider(new CompletionOptions(Boolean.TRUE, Arrays.asList(".","?","&", "\"", "=")));
	capabilities.setHoverProvider(Boolean.TRUE);
	
	result.setCapabilities(capabilities);
	return CompletableFuture.completedFuture(result);
}
 

import org.eclipse.lsp4j.CompletionOptions; //导入依赖的package包/类
public CompletionOptions getCompletionProvider() {
  CompletionOptions leftOptions = left.getCompletionProvider();
  CompletionOptions rightOptions = right.getCompletionProvider();
  if (leftOptions == null) {
    return rightOptions;
  }
  if (rightOptions == null) {
    return leftOptions;
  }

  CompletionOptions result = new CompletionOptions();
  List<String> triggerChars = new ArrayList<>();

  if (leftOptions != null) {
    triggerChars.addAll(listish(leftOptions.getTriggerCharacters()));
  }
  if (rightOptions != null) {
    triggerChars.addAll(listish(rightOptions.getTriggerCharacters()));
  }
  result.setTriggerCharacters(triggerChars);
  return result;
}
 

import org.eclipse.lsp4j.CompletionOptions; //导入依赖的package包/类
@Override
public CompletableFuture<InitializeResult> initialize(final InitializeParams params) {
  InitializeResult result = new InitializeResult();
  ServerCapabilities cap = new ServerCapabilities();

  cap.setTextDocumentSync(TextDocumentSyncKind.Full);
  cap.setDocumentSymbolProvider(true);
  cap.setWorkspaceSymbolProvider(true);
  cap.setDefinitionProvider(true);
  cap.setCodeLensProvider(new CodeLensOptions(true));
  cap.setExecuteCommandProvider(
      new ExecuteCommandOptions(Lists.newArrayList(SomMinitest.COMMAND)));

  CompletionOptions completion = new CompletionOptions();
  List<String> autoComplTrigger = new ArrayList<>();
  autoComplTrigger.add("#"); // Smalltalk symbols
  autoComplTrigger.add(":"); // end of keywords, to complete arguments
  autoComplTrigger.add("="); // right-hand side of assignments
  completion.setTriggerCharacters(autoComplTrigger);
  completion.setResolveProvider(false); // TODO: look into that

  cap.setCompletionProvider(completion);
  result.setCapabilities(cap);

  loadWorkspace(params);

  return CompletableFuture.completedFuture(result);
}
 

import org.eclipse.lsp4j.CompletionOptions; //导入依赖的package包/类
/**
 * The server provides completion support.
 */
@Pure
public CompletionOptions getCompletionProvider() {
  return this.completionProvider;
}
 

import org.eclipse.lsp4j.CompletionOptions; //导入依赖的package包/类
/**
 * The server provides completion support.
 */
public void setCompletionProvider(final CompletionOptions completionProvider) {
  this.completionProvider = completionProvider;
}