org.jsimpledb.cli.cmd.ImportCommand Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of jsimpledb-cli Show documentation

JSimpleDB classes supporting command line interfaces.

There is a newer version: 3.6.1


/*
 * Copyright (C) 2015 Archie L. Cobbs. All rights reserved.
 */

package org.jsimpledb.cli.cmd;

import java.util.Map;

import org.jsimpledb.SessionMode;
import org.jsimpledb.cli.CliSession;
import org.jsimpledb.parse.ParseException;
import org.jsimpledb.util.ParseContext;

@Command(modes = { SessionMode.KEY_VALUE, SessionMode.CORE_API, SessionMode.JSIMPLEDB })
public class ImportCommand extends AbstractCommand {

    public ImportCommand() {
        super("import name");
    }

    @Override
    public String getHelpSummary() {
        return "Adds a package name to the search path for unqualified Java class names";
    }

    @Override
    public CliSession.Action getAction(CliSession session, ParseContext ctx, boolean complete, Map params) {
        final String name = (String)params.get("name");
        if (!name.matches("(\\p{javaJavaIdentifierStart}\\p{javaJavaIdentifierPart}*\\.)+"
          + "(\\*|\\p{javaJavaIdentifierStart}\\p{javaJavaIdentifierPart}*)"))
            throw new ParseException(ctx, "invalid Java import `" + name + "'");
        return new CliSession.Action() {
            @Override
            public void run(CliSession session) throws Exception {
                session.getImports().add(name);
            }
        };
    }
}