org.codehaus.groovy.tools.shell.commands.PurgeCommand.groovy Maven / Gradle / Ivy

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/*
 * Copyright 2003-2007 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
 *
 *     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.codehaus.groovy.tools.shell.commands

import org.codehaus.groovy.tools.shell.ComplexCommandSupport
import org.codehaus.groovy.tools.shell.Shell
import org.codehaus.groovy.tools.shell.util.Preferences

/**
 * The 'purge' command.
 *
 * @version $Id: PurgeCommand.groovy 8449 2007-10-07 10:18:00Z user57 $
 * @author Jason Dillon
 */
class PurgeCommand
    extends ComplexCommandSupport
{
    PurgeCommand(final Shell shell) {
        super(shell, 'purge', '\\p')
        
        this.functions = [ 'variables', 'classes', 'imports', 'preferences', 'all' ]
    }
    
    def do_variables = {
        if (variables.isEmpty()) {
            io.out.println('No variables defined') // TODO: i18n
        }
        else {
            variables.clear()
            
            if (io.verbose) {
                io.out.println("Custom variables purged") // TODO: i18n
            }
        }
    }
    
    def do_classes = {
        if (classLoader.loadedClasses.size() == 0) {
            io.out.println("No classes have been loaded") // TODO: i18n
        }
        else {
            classLoader.clearCache()
            
            if (io.verbose) {
                io.out.println('Loaded classes purged') // TODO: i18n
            }
        }
    }
    
    def do_imports = {
        if (imports.isEmpty()) {
            io.out.println("No custom imports have been defined") // TODO: i18n
        }
        else {
            imports.clear()
            
            if (io.verbose) {
                io.out.println("Custom imports purged") // TODO: i18n
            }
        }
    }

    def do_preferences = {
        Preferences.clear()
        
        if (io.verbose) {
            io.out.println("Preferences purged") // TODO: i18n
        }
    }
}