/*
* Copyright 2005 Joe Walker
*
* 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.directwebremoting.servlet;
import java.io.IOException;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.directwebremoting.util.LocalUtil;
/**
* A handler for interface generation requests
* @author Joe Walker [joe at getahead dot ltd dot uk]
*/
public class InterfaceHandler extends GeneratedJavaScriptHandler
{
/* (non-Javadoc)
* @see org.directwebremoting.servlet.TemplateHandler#generateTemplate(javax.servlet.http.HttpServletRequest, javax.servlet.http.HttpServletResponse)
*/
@Override
protected String generateTemplate(HttpServletRequest request, HttpServletResponse response) throws IOException
{
String scriptName = request.getPathInfo();
if (!scriptName.endsWith(PathConstants.EXTENSION_JS))
{
response.sendError(HttpServletResponse.SC_NOT_FOUND);
return "";
}
scriptName = scriptName.replace(interfaceHandlerUrl, "");
scriptName = scriptName.replace(PathConstants.EXTENSION_JS, "");
if (!LocalUtil.isJavaIdentifier(scriptName))
{
log.debug("Throwing at request for script with name: '" + scriptName + "'");
throw new SecurityException("Script names may only contain Java Identifiers");
}
String contextServletPath = request.getContextPath() + request.getServletPath();
return remoter.generateInterfaceScript(scriptName, generateDtoClasses.matches(".*\\binterface\\b.*"), contextServletPath);
}
/**
* Setter for the URL that this handler available on
* @param interfaceHandlerUrl the interfaceHandlerUrl to set
*/
public void setInterfaceHandlerUrl(String interfaceHandlerUrl)
{
this.interfaceHandlerUrl = interfaceHandlerUrl;
}
/**
* Setter for the generator setting.
* @param generateDtoClasses list of enabled places to generate DTO classes in
*/
public void setGenerateDtoClasses(String generateDtoClasses)
{
this.generateDtoClasses = generateDtoClasses;
}
/* (non-Javadoc)
* @see java.lang.Object#toString()
*/
@Override
public String toString()
{
return this.getClass().getSimpleName() + "(" + interfaceHandlerUrl + ")";
}
/**
* What URL is this handler available on?
*/
protected String interfaceHandlerUrl;
/**
* List of enabled places to generate DTO classes in
*/
protected String generateDtoClasses;
/**
* The log stream
*/
private static final Log log = LogFactory.getLog(InterfaceHandler.class);
}