加载项目中所有spring配置文件 java 代码

 

这个类要在启动程序时候调用一下

package com.sinitek.sirm.common.spring;

import com.sinitek.base.starter.IStarter;
import com.sinitek.sirm.common.utils.URLUtils;
import org.springframework.context.ApplicationContext;
import org.springframework.context.support.AbstractApplicationContext;
import org.springframework.context.support.AbstractXmlApplicationContext;
import org.springframework.core.io.*;

import java.io.File;
import java.io.IOException;
import java.net.URISyntaxException;
import java.net.URL;
import java.util.*;
import java.util.zip.ZipEntry;
import java.util.zip.ZipFile;

/**
 * File Desc:
 * Product Name: SIRM
 * Module Name: BaseDase
 * Author:      刘建
 * History:     11-6-2 created by 刘建
 */
public class SpringContextStarter extends AbstractXmlApplicationContext implements IStarter {

    private ApplicationContext appCtxt = null;

    private Resource[] configResources;

    public SpringContextStarter() {
    }

    public SpringContextStarter(Resource[] resources) {
        super(null);
        this.configResources = resources;
        refresh();
    }

    protected Resource[] getConfigResources() {
        return this.configResources;
    }

    public void start(Properties properties) throws Exception {
        // 资源存放地
        String _location = properties.getProperty("location");
        int _len = _location.length();
        try {
            List _resources = new ArrayList();
            ClassLoader _loader = Thread.currentThread().getContextClassLoader();
            for (Enumeration _enum = _loader.getResources(_location); _enum.hasMoreElements();) {
                URL _url = (URL) _enum.nextElement();
                String _protocol = _url.getProtocol();
                String _externalForm = URLUtils.toExternalForm(_url);
                String _path = URLUtils.getPath(_url);
                if (_protocol.equals("jar")) {
                    String _root = _location + "/";
                    int i = _path.indexOf('!');
                    String _prefix = _path.substring(0, i + 1);

                    ZipFile _file = new ZipFile(i >= 0 ? _path.substring(6, i) : _path);
                    for (Enumeration _enumeration = _file.entries(); _enumeration.hasMoreElements();) {
                        ZipEntry _entry = (ZipEntry) _enumeration.nextElement();
                        if (!_entry.isDirectory()) {
                            String _name = _entry.getName();
                            if (_name.startsWith(_root)) {
                                if (_name.endsWith(".xml")) {
                                    _resources.add(new UrlResource(_externalForm + _name.substring(_len)));
                                }
                            }
                        }
                    }
                } else if (_protocol.equals("file")) {
                    File[] _files = new File(_url.toURI()).listFiles();
                    for (int i = 0; i < _files.length; i++) {
                        File _file = _files[i];
                        if (!_file.isDirectory()) {
                            _resources.add(new FileSystemResource(_file));
                        }
                    }
                }
            }
            appCtxt = new SpringContextStarter((Resource[]) _resources.toArray(new Resource[0]));
            SpringFactory.setAppCtxt(appCtxt);
        } catch (IOException e) {
            throw new RuntimeException(e);
        } catch (URISyntaxException e) {
            throw new RuntimeException(e);
        }
    }

    public void destroy() {
        ((AbstractApplicationContext) appCtxt).destroy();
    }
}

 

 

工厂类:

package com.sinitek.sirm.common.spring;

import org.springframework.context.ApplicationContext;

import java.util.ArrayList;
import java.util.List;

/**
 * File Desc:
 * Product Name: SIRM
 * Module Name: BaseDase
 * Author:      刘建
 * History:     11-6-2 created by 刘建
 */
public class SpringFactory {

    private static ApplicationContext appCtxt = null;

    public static <T> T getBean(Class<T> clazz) {
        T _result = null;
        if (appCtxt != null) {
            String[] _names = appCtxt.getBeanNamesForType(clazz);
            if (_names != null && _names.length > 0) {
                _result = (T) appCtxt.getBean(_names[0]);
            }
        }
        return _result;
    }

    public static <T> T getBean(String beanName, Class<T> clazz) {
        return appCtxt != null ? (T) appCtxt.getBean(beanName, clazz) : null;
    }

    public static Object getBean(String beanName) {
        return appCtxt != null ? appCtxt.getBean(beanName) : null;
    }

    public static <T> T[] getBeans(Class<T> clazz) {
        T[] _result = null;
        String[] _names = appCtxt.getBeanNamesForType(clazz);
        if (_names != null) {
            List<T> _list = new ArrayList<T>();
            for (String _name : _names) {
                _list.add(getBean(_name, clazz));
            }
            _result = (T[]) _list.toArray();
        }
        return _result;
    }

    public static void setAppCtxt(ApplicationContext appCtxt) {
        SpringFactory.appCtxt = appCtxt;
    }
}