com.hastybox.lesscss.compileservice.SimpleWebLessCompileService.java Source code

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Here is the source code for com.hastybox.lesscss.compileservice.SimpleWebLessCompileService.java

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/* Copyright 2011-2012 The Cellador Hastybox Team.
 *
 * 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.hastybox.lesscss.compileservice;

import java.io.File;

import javax.servlet.ServletContext;

import org.apache.commons.lang3.builder.ToStringBuilder;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;

import com.hastybox.lesscss.compileservice.exception.CompileException;

/**
 * Simple implementation of a WebLessCompileService
 * 
 * @author psy
 * 
 */
public class SimpleWebLessCompileService extends SimpleLessCompileService implements WebLessCompileService {

    /**
     * logger
     */
    private static final Logger LOGGER;

    static {
        LOGGER = LoggerFactory.getLogger(SimpleWebLessCompileService.class);
    }

    /**
     * base path to less files
     */
    protected String basePath;

    /**
     * @param basePath
     *            the basePath to set
     */
    public void setBasePath(String basePath) {
        this.basePath = basePath;
    }

    /**
     * constructor
     */
    public SimpleWebLessCompileService() {
        this(null);
    }

    /**
     * constructor
     * 
     * @param basePath
     */
    public SimpleWebLessCompileService(String basePath) {
        this.basePath = basePath;
    }

    /*
     * (non-Javadoc)
     * 
     * @see
     * com.hastybox.lesscss.compileservice.WebLessCompileService#compileFromPath
     * (java.lang.String, javax.servlet.ServletContext)
     */
    public String compileFromPath(String path, ServletContext context) {
        LOGGER.debug("Compiling LESS file at {}", path);

        String lessPath = basePath + path;

        String completePath = context.getRealPath(lessPath);

        if (completePath == null) {
            String errorMsg = String
                    .format("LESS file not found. Your application might not be exploded to filesystem", lessPath);
            LOGGER.error(errorMsg);
            throw new CompileException(errorMsg);
        }

        File lessFile = new File(completePath);

        return compileCode(lessFile);

    }

    @Override
    public String toString() {
        return new ToStringBuilder(this).append("lessCompiler", lessCompiler).append("basePath", basePath)
                .toString();
    }

}