?? htmloptionsutil.java
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?/*
* Copyright 2006-2007 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 org.ecside.common;
import java.util.Iterator;
import java.util.Map;
import org.apache.commons.lang.StringUtils;
/**
* @author Wei Zijun
*
*/
public class HTMLOptionsUtil {
public static String getOptionsList(Map imap){
return HTMLOptionsUtil.getOptionsList(imap,null);
}
public static String getOptionsList(Map imap,Object defaultKey){
return HTMLOptionsUtil.getOptionsList(imap,defaultKey,null);
}
//LinkedHashMap is good
public static String getOptionsList(Map imap,Object defaultKey ,String otherAttribute){
StringBuffer rs=new StringBuffer();
Iterator itor=imap.keySet().iterator();
while (itor.hasNext()){
// String key=(String)itor.next();
// String value=(String)imap.get(key);
String key=String.valueOf(itor.next());
String value=convertString(imap.get(key),"");
String selected="";
if (key.equals(defaultKey)){
selected="selected=\"selected\"";
}
otherAttribute=StringUtils.isBlank(otherAttribute)?"":" "+otherAttribute+" ";
rs.append("<option value=\"").append(key).append("\" ").append(selected).append(otherAttribute).append(" >")
.append(value).append("</option>\n");
}
return rs.toString();
}
public static String convertString(Object obj,String nullTo){
return obj==null?nullTo:obj.toString();
}
}
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