net.ymate.platform.mvc.support.impl.ControllerBeanFactory.java Source code

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Here is the source code for net.ymate.platform.mvc.support.impl.ControllerBeanFactory.java

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/*
 * Copyright 2007-2107 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 net.ymate.platform.mvc.support.impl;

import java.util.HashSet;
import java.util.List;
import java.util.Set;

import net.ymate.platform.base.YMP;
import net.ymate.platform.commons.beans.IBeanMeta;
import net.ymate.platform.commons.beans.IBeanMetaLoader;
import net.ymate.platform.commons.beans.annotation.Bean;
import net.ymate.platform.commons.beans.impl.AnnotationBeanFactory;
import net.ymate.platform.commons.beans.impl.AnnotationBeanMetaLoader;
import net.ymate.platform.commons.i18n.I18N;
import net.ymate.platform.commons.util.ClassUtils;
import net.ymate.platform.mvc.annotation.Controller;
import net.ymate.platform.mvc.filter.IFilter;
import net.ymate.platform.mvc.support.IControllerBeanFactory;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * <p>
 * ControllerBeanFactory
 * </p>
 * <p>
 * MVC?
 * </p>
 * 
 * @author (suninformation@163.com)
 * @version 0.0.0
 *          <table style="border:1px solid gray;">
 *          <tr>
 *          <th width="100px">?</th><th width="100px"></th><th
 *          width="100px"></th><th width="100px"></th>
 *          </tr>
 *          <!--  Table ?? -->
 *          <tr>
 *          <td>0.0.0</td>
 *          <td></td>
 *          <td></td>
 *          <td>2012-12-15?7:52:56</td>
 *          </tr>
 *          </table>
 */
public class ControllerBeanFactory extends AnnotationBeanFactory implements IControllerBeanFactory {

    private static final Log _LOG = LogFactory.getLog(ControllerBeanFactory.class);

    protected static final Set<String> excludedClassNameSet;

    static {
        excludedClassNameSet = new HashSet<String>();
        excludedClassNameSet.add(IFilter.class.getName());
    }

    /**
     * 
     * 
     * @param packageNames ?????
     */
    public ControllerBeanFactory(String... packageNames) {
        super(packageNames);
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.commons.beans.impl.AnnotationBeanFactory#loadBeanMetas()
     */
    protected List<IBeanMeta> loadBeanMetas() {
        return new ControllerBeanMetaLoader(this.packageNames).loadBeanMetas();
    }

    /**
     * @param clazz 
     * @return ???
     */
    protected IBeanMetaLoader getBeanMetaLoader(Class<?> clazz) {
        return new ControllerBeanMetaLoader(clazz);
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.commons.beans.impl.AnnotationBeanFactory#add(java.lang.Class)
     */
    public IBeanMeta add(Class<?> clazz) {
        if (clazz.isAnnotationPresent(Controller.class)) {
            IBeanMetaLoader _loader = this.getBeanMetaLoader(clazz);
            for (IBeanMeta _meta : _loader.loadBeanMetas()) {
                if (!this.beanMap.containsKey(_meta.getClassName())) {
                    _LOG.info(I18N.formatMessage(YMP.__LSTRING_FILE, null, null, "ymp.mvc.add_controller",
                            _meta.getClassName()));
                    this.beanMetaList.add(_meta);
                    this.addBeanMeta(_meta);
                    return _meta;
                }
            }
        } else if (ClassUtils.isInterfaceOf(clazz, IFilter.class)) {
            IBeanMetaLoader _loader = new AnnotationBeanMetaLoader<Bean>(Bean.class, clazz);
            for (IBeanMeta _meta : _loader.loadBeanMetas()) {
                if (!this.beanMap.containsKey(_meta.getClassName())) {
                    _LOG.info(I18N.formatMessage(YMP.__LSTRING_FILE, null, null, "ymp.mvc.add_filter",
                            _meta.getClassName()));
                    this.beanMetaList.add(_meta);
                    this.addBeanMeta(_meta);
                    return _meta;
                }
            }
        }
        return null;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.mvc.support.IControllerBeanFactory#getBeanMetas()
     */
    public List<IBeanMeta> getBeanMetas() {
        return this.beanMetaList;
    }

    /* (non-Javadoc)
     * @see net.ymate.platform.commons.beans.AbstractBeanFactory#getExcludedClassNameSet()
     */
    protected Set<String> getExcludedClassNameSet() {
        return excludedClassNameSet;
    }

}