org.openlegacy.designtime.terminal.analyzer.support.DefaultTerminalActionAnalyzer.java Source code

Introduction

Here is the source code for org.openlegacy.designtime.terminal.analyzer.support.DefaultTerminalActionAnalyzer.java

Source

/*******************************************************************************
 * Copyright (c) 2014 OpenLegacy Inc.
 * All rights reserved. This program and the accompanying materials 
 * are made available under the terms of the Eclipse Public License v1.0
 * which accompanies this distribution, and is available at
 * http://www.eclipse.org/legal/epl-v10.html
 * 
 * Contributors:
 *     OpenLegacy Inc. - initial API and implementation
 *******************************************************************************/
package org.openlegacy.designtime.terminal.analyzer.support;

import org.apache.commons.lang.ClassUtils;
import org.apache.commons.lang.StringUtils;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.openlegacy.designtime.analyzer.TextTranslator;
import org.openlegacy.designtime.terminal.analyzer.TerminalActionAnalyzer;
import org.openlegacy.terminal.TerminalPosition;
import org.openlegacy.terminal.actions.TerminalAction;
import org.openlegacy.terminal.actions.TerminalAction.AdditionalKey;
import org.openlegacy.terminal.actions.TerminalActions;
import org.openlegacy.terminal.definitions.SimpleTerminalActionDefinition;
import org.openlegacy.terminal.definitions.TerminalActionDefinition;
import org.openlegacy.utils.ReflectionUtil;
import org.openlegacy.utils.StringUtil;

import java.text.MessageFormat;

import javax.inject.Inject;

public class DefaultTerminalActionAnalyzer implements TerminalActionAnalyzer {

    private final static Log logger = LogFactory.getLog(DefaultTerminalActionAnalyzer.class);

    @Inject
    private TextTranslator textTranslator;

    @Override
    @SuppressWarnings("unchecked")
    public TerminalActionDefinition toTerminalActionDefinition(String action, String caption,
            TerminalPosition position) {
        action = action.trim().toUpperCase();
        AdditionalKey additionalKey = null;

        String keyNumberText = "";
        if (action.startsWith("F")) {
            keyNumberText = action.substring(1);
        } else if (action.startsWith("PF")) {
            // Remove the P prefix
            action = action.substring(1);
            keyNumberText = action.substring(1);
        }

        if (!StringUtils.isEmpty(keyNumberText) && StringUtils.isNumeric(keyNumberText)) {
            int keyNumber = Integer.valueOf(keyNumberText);
            if (keyNumber > 12 && keyNumber <= 24) {
                keyNumber = keyNumber - 12;
                additionalKey = AdditionalKey.SHIFT;
                action = "F" + keyNumber;
            }
        }

        Class<? extends TerminalAction> actionClass = null;
        try {
            actionClass = (Class<? extends TerminalAction>) Class.forName(MessageFormat.format("{0}{1}{2}",
                    TerminalActions.class.getName(), ClassUtils.INNER_CLASS_SEPARATOR, action));

            TerminalAction actionInstance = ReflectionUtil.newInstance(actionClass);
            SimpleTerminalActionDefinition actionDefinition = new SimpleTerminalActionDefinition(actionInstance,
                    additionalKey, caption, position);

            caption = textTranslator.translate(caption);
            actionDefinition.setAlias(StringUtil.toJavaMethodName(caption));

            return actionDefinition;

        } catch (ClassNotFoundException e) {
            logger.warn(MessageFormat.format("Could not find class for Action {0}", action));
            return null;
        }
    }
}