com.neelo.glue.st.StringRenderer.java Source code

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Here is the source code for com.neelo.glue.st.StringRenderer.java

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/*******************************************************************************
 * Copyright 2010 Bilal Bhatti, Neelo Consulting 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.neelo.glue.st;

import java.net.URLEncoder;

import org.antlr.stringtemplate.AttributeRenderer;
import org.apache.commons.lang.StringUtils;

public class StringRenderer implements AttributeRenderer {
    public String toString(Object o) {
        return o.toString();
    }

    public String toString(Object o, String format) {
        try {
            String[] formats = format.split("[,]");
            String formatted = o.toString();

            for (String f : formats) {
                f = f.trim();

                if (f.equals("uppercase"))
                    formatted = formatted.toUpperCase();
                else if (f.equals("lowercase"))
                    formatted = formatted.toLowerCase();
                else if (f.equals("capitalize"))
                    formatted = StringUtils.capitalize(formatted);
                else if (f.startsWith("abbreviate")) {
                    String[] parts = f.split("[:]");
                    if (parts.length == 2) {
                        formatted = StringUtils.abbreviate(formatted, Integer.parseInt(parts[1].trim()));
                    }
                } else if (f.equals("encode"))
                    formatted = URLEncoder.encode(o.toString(), "UTF-8");
                else if (f.equals("csv")) {
                    formatted = formatted.replace("\"", "\"\"");
                    formatted = "\"" + formatted + "\"";
                }
            }

            return formatted;
        } catch (Exception e) {
            return toString(o);
        }
    }
}