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Fix CLI class tangle
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1061d582dc
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@ -26,23 +26,23 @@ import org.springframework.boot.cli.command.Command;
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*/
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public class PromptCommand extends AbstractCommand {
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private final Shell shell;
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private final ShellPrompts prompts;
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public PromptCommand(Shell shell) {
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public PromptCommand(ShellPrompts shellPrompts) {
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super("prompt", "Change the prompt used with the current 'shell' command. "
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+ "Execute with no arguments to return to the previous value.");
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this.shell = shell;
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this.prompts = shellPrompts;
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}
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@Override
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public void run(String... strings) throws Exception {
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if (strings.length > 0) {
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for (String string : strings) {
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this.shell.pushPrompt(string + " ");
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this.prompts.pushPrompt(string + " ");
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}
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}
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else {
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this.shell.popPrompt();
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this.prompts.popPrompt();
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}
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}
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@ -25,7 +25,6 @@ import java.util.List;
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import java.util.Map;
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import java.util.ServiceLoader;
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import java.util.Set;
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import java.util.Stack;
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import jline.console.ConsoleReader;
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import jline.console.completer.CandidateListCompletionHandler;
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@ -61,15 +60,13 @@ public class Shell {
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private static final Signal SIG_INT = new Signal("INT");
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private static final String DEFAULT_PROMPT = "$ ";
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private final ShellCommandRunner commandRunner;
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private final ConsoleReader consoleReader;
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private final EscapeAwareWhiteSpaceArgumentDelimiter argumentDelimiter = new EscapeAwareWhiteSpaceArgumentDelimiter();
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private final Stack<String> prompts = new Stack<String>();
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private final ShellPrompts prompts = new ShellPrompts();
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/**
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* Create a new {@link Shell} instance.
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@ -101,7 +98,7 @@ public class Shell {
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commands.add(convertToForkCommand(command));
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}
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}
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commands.add(new PromptCommand(this));
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commands.add(new PromptCommand(this.prompts));
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commands.add(new ClearCommand(this.consoleReader));
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commands.add(new ExitCommand());
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return commands;
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@ -134,23 +131,6 @@ public class Shell {
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});
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}
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/**
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* Push a new prompt to be used by the shell.
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* @param prompt the prompt
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* @see #popPrompt()
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*/
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public void pushPrompt(String prompt) {
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this.prompts.push(prompt);
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}
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/**
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* Pop a previously pushed prompt, returning to the previous value.
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* @see #pushPrompt(String)
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*/
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public void popPrompt() {
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this.prompts.pop();
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}
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/**
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* Run the shell until the user exists.
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* @throws Exception on error
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@ -168,7 +148,7 @@ public class Shell {
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}
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private void printBanner() {
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String version = ShellCommand.class.getPackage().getImplementationVersion();
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String version = getClass().getPackage().getImplementationVersion();
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version = (version == null ? "" : " (v" + version + ")");
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System.out.println(ansi("Spring Boot", Code.BOLD).append(version, Code.FAINT));
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System.out.println(ansi("Hit TAB to complete. Type 'help' and hit "
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@ -190,7 +170,7 @@ public class Shell {
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}
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private String getPrompt() {
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String prompt = this.prompts.isEmpty() ? DEFAULT_PROMPT : this.prompts.peek();
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String prompt = this.prompts.getPrompt();
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return ansi(prompt, Code.FG_BLUE).toString();
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}
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@ -0,0 +1,55 @@
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/*
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* Copyright 2012-2014 the original author or authors.
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package org.springframework.boot.cli.command.shell;
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import java.util.Stack;
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/**
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* Abstraction to manage a stack of prompts.
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*
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* @author Phillip Webb
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*/
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public class ShellPrompts {
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private static final String DEFAULT_PROMPT = "$ ";
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private final Stack<String> prompts = new Stack<String>();
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/**
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* Push a new prompt to be used by the shell.
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* @param prompt the prompt
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* @see #popPrompt()
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*/
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public void pushPrompt(String prompt) {
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this.prompts.push(prompt);
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}
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/**
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* Pop a previously pushed prompt, returning to the previous value.
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* @see #pushPrompt(String)
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*/
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public void popPrompt() {
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this.prompts.pop();
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}
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/**
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* Returns the current prompt.
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*/
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public String getPrompt() {
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return this.prompts.isEmpty() ? DEFAULT_PROMPT : this.prompts.peek();
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}
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}
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