com.hcl.appscan.cli.exception.ShortErrorMessageHandler Maven / Gradle / Ivy

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Command line interface tool for interacting with HCL AppScan on Cloud or HCL AppScan 360°

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/*
 *
 * Copyright 2023 HCL America, Inc.
 *
 * 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
 *
 *     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 com.hcl.appscan.cli.exception;

import picocli.CommandLine;

import java.io.PrintWriter;

import static picocli.CommandLine.*;

public class ShortErrorMessageHandler implements IParameterExceptionHandler {

    public int handleParseException(ParameterException ex, String[] args) {
        CommandLine cmd = ex.getCommandLine();
        PrintWriter err = cmd.getErr();

        // if tracing at DEBUG level, show the location of the issue
        if ("DEBUG".equalsIgnoreCase(System.getProperty("picocli.trace"))) {
            err.println(cmd.getColorScheme().stackTraceText(ex));
        }

        err.println(cmd.getColorScheme().errorText(ex.getMessage())); // bold red
        UnmatchedArgumentException.printSuggestions(ex, err);
        //err.print(cmd.getHelp().fullSynopsis());

        Model.CommandSpec spec = cmd.getCommandSpec();
        err.printf("Try '%s --help' for more information.%n", spec.name());

        return cmd.getExitCodeExceptionMapper() != null
                ? cmd.getExitCodeExceptionMapper().getExitCode(ex)
                : spec.exitCodeOnInvalidInput();
    }
}