spring security CommandLineUtils 源码
spring security CommandLineUtils 代码
文件路径：/buildSrc/src/main/java/org/springframework/security/convention/versions/CommandLineUtils.java
/*
* Copyright 2019-2022 the original author or authors.
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* https://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.springframework.security.convention.versions;
import java.io.File;
import java.io.IOException;
import java.io.InputStream;
import java.io.PrintStream;
import java.util.Arrays;
import java.util.Scanner;
class CommandLineUtils {
static void runCommand(File dir, String... args) {
try {
Process process = new ProcessBuilder()
.directory(dir)
.command(args)
.start();
writeLinesTo(process.getInputStream(), System.out);
writeLinesTo(process.getErrorStream(), System.out);
if (process.waitFor() != 0) {
new RuntimeException("Failed to run " + Arrays.toString(args));
}
} catch (IOException | InterruptedException e) {
throw new RuntimeException("Failed to run " + Arrays.toString(args), e);
}
}
private static void writeLinesTo(InputStream input, PrintStream out) {
Scanner scanner = new Scanner(input);
while(scanner.hasNextLine()) {
out.println(scanner.nextLine());
}
}
}
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