org.apache.camel.karaf.tooling.upgrade.UserInputProvider Maven / Gradle / Ivy
/**
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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
*
* http://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.apache.camel.karaf.tooling.upgrade;
import java.io.Console;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.Objects;
import java.util.Optional;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
public class UserInputProvider {
private static final Logger LOG = LoggerFactory.getLogger(UserInputProvider.class);
private final Console console;
private final DefaultValuesProvider defaultValuesProvider;
public UserInputProvider(Console console, DefaultValuesProvider defaultValuesProvider) {
this.console = Objects.requireNonNull(console, "Console is required");
this.defaultValuesProvider = Objects.requireNonNull(defaultValuesProvider, "DefaultValuesProvider is required");
}
public Path readCamelRootDirectory() {
return checkCamelRoot(
readLine("Camel Root Directory%s (cloned if not set): ", "Camel Root Directory",
defaultValuesProvider.getDefaultCamelRoot(), false)
);
}
public Path readCamelKarafRootDirectory() {
return checkCamelKarafRoot(
readLine("Camel Karaf Root Directory%s: ", "Camel Karaf Root Directory",
defaultValuesProvider.getDefaultCamelKarafRoot(), true)
);
}
public String readCamelVersion() {
return readLine("Expected Camel Version%s: ", "Camel Version", defaultValuesProvider.getDefaultCamelVersion(), true);
}
public boolean doAction(String message) {
String answer = console.readLine("%s (y/n): ".formatted(message));
return "y".equalsIgnoreCase(answer);
}
private String readLine(String messageFormat, String name, Optional defaultValue, boolean required) {
String value = console.readLine(messageFormat.formatted(defaultValue.map(" [%s]"::formatted).orElse("")));
if (value == null || value.isBlank()) {
value = defaultValue.orElse(null);
if (value == null) {
if (required) {
LOG.error("{} is required.", name);
System.exit(1);
}
} else {
LOG.info("Using default {} {}", name, value);
}
}
return value;
}
private static Path checkCamelRoot(String camelRootDirectory) {
if (camelRootDirectory == null || camelRootDirectory.isBlank()) {
return null;
}
Path camelRoot = Paths.get(camelRootDirectory);
if (!Files.exists(camelRoot)) {
LOG.error("Camel root directory does not exist.");
System.exit(1);
} else if (!Files.exists(camelRoot.resolve("pom.xml"))) {
LOG.error("Camel root directory does not contain any pom file.");
System.exit(1);
} else if (!Files.exists(camelRoot.resolve("components/pom.xml"))) {
LOG.error("Camel root directory does not contain any sub module components.");
System.exit(1);
}
return camelRoot;
}
private static Path checkCamelKarafRoot(String camelKarafRootDirectory) {
if (camelKarafRootDirectory == null || camelKarafRootDirectory.isBlank()) {
LOG.error("Camel Karaf root directory is required.");
System.exit(1);
}
Path camelKarafRoot = Paths.get(camelKarafRootDirectory);
if (!Files.exists(camelKarafRoot)) {
LOG.error("Camel Karaf root directory does not exist.");
System.exit(1);
} else if (!Files.exists(camelKarafRoot.resolve("pom.xml"))) {
LOG.error("Camel Karaf root directory does not contain any pom file.");
System.exit(1);
} else if (!Files.exists(camelKarafRoot.resolve("components/pom.xml"))) {
LOG.error("Camel Karaf root directory does not contain any sub module components.");
System.exit(1);
}
return camelKarafRoot;
}
}