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package com.cesgroup.zw.codetable;
import java.io.InputStream;
import java.lang.reflect.Field;
import java.lang.reflect.Method;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import javax.sql.DataSource;
import org.springframework.core.io.Resource;
import com.cesgroup.zw.common.parse.query.ParseQuery;
import com.cesgroup.zw.core.codetable.CodeGroup;
import com.cesgroup.zw.core.codetable.CodeTableCache;
public class WEBCodeTableCache {
private CodeTableCache codeTableCache = CodeTableCache.getInstance();
private ParseQuery query;
public WEBCodeTableCache(ParseQuery query) {
this.query = query;
}
/**
* 加载CODETABLE数据
* @throws Exception
*/
public void loadData() throws Exception {
if(null != dbCodeFiles ) {
// XML数据流
InputStream[] dbCodeInputStreams = new InputStream[dbCodeFiles.length];
for(int i = 0;i < dbCodeFiles.length;i++) {
dbCodeInputStreams[i] = dbCodeFiles[i].getInputStream();
}
codeTableCache.setDbCodeInputStreams(dbCodeInputStreams);
}
if(null != xmlCodeFiles ) {
// DB数据流
InputStream[] xmlCodeInputStreams = new InputStream[xmlCodeFiles.length];
for(int i = 0;i < xmlCodeFiles.length;i++) {
xmlCodeInputStreams[i] = xmlCodeFiles[i].getInputStream();
}
codeTableCache.setXmlCodeInputStreams(xmlCodeInputStreams);
}
codeTableCache.setQuery(query);
codeTableCache.loadData();
}
public synchronized CodeGroup getGroup(String cacheKey) throws Exception {
return codeTableCache.getGroup(cacheKey);
}
/**
* 通过字段取得组信息
* @param cacheKey group 名
* @param valueName 字段的名称
* @param value 字段的值
* @return
* @throws Exception
*/
public synchronized CodeGroup getGroup(String cacheKey,String valueName,String value) throws Exception {
CodeGroup codeGroup = codeTableCache.getGroup(cacheKey);
Map<String, Object> dataMap = codeGroup.getCodeMap(valueName, value);
if(null != dataMap) {
return new CodeGroup(dataMap,cacheKey,codeGroup.getCodeClass(),codeGroup.getKeyField());
}
return new CodeGroup(new HashMap(),cacheKey,codeGroup.getCodeClass(),codeGroup.getKeyField());
}
private Set<Object> getDataSourceTypes(ParseQuery query) {
DataSource dataSource = null;
Class<?> clazz = query.getClass();
for (; clazz != Object.class; clazz = clazz.getSuperclass()) {
try{
Field field = clazz.getDeclaredField("dataSource");
if(null != field ){
field.setAccessible(true);
dataSource = (DataSource) field.get(query);
}
} catch (Exception e) {
}
}
if(null != dataSource /*&& dataSource instanceof CustomerRoutingDataSource*/) {
try {
Method method = dataSource.getClass().getDeclaredMethod("getCodeTableDataSources",new Class[]{});
if(null != method ){
method.setAccessible(true);
return (HashSet<Object>) method.invoke(dataSource,new Object[]{});
}
} catch (Exception e) {
//e.printStackTrace();
e.printStackTrace();
}
//return ((CustomerRoutingDataSource)dataSource).getCodeTableDataSources();
}
return new HashSet<Object>();
}
private Resource[] dbCodeFiles;
private Resource[] xmlCodeFiles;
public Resource[] getDbCodeFiles() {
return dbCodeFiles;
}
public void setDbCodeFiles(Resource[] dbCodeFiles) {
this.dbCodeFiles = dbCodeFiles;
}
public Resource[] getXmlCodeFiles() {
return xmlCodeFiles;
}
public void setXmlCodeFiles(Resource[] xmlCodeFiles) {
this.xmlCodeFiles = xmlCodeFiles;
}
}