com.nominanuda.solr.SpringMvcServerEmbed.java Source code

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Here is the source code for com.nominanuda.solr.SpringMvcServerEmbed.java

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/*
 * Copyright 2008-2011 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 com.nominanuda.solr;

import java.io.IOException;
import java.util.Enumeration;

import javax.servlet.FilterChain;
import javax.servlet.FilterConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
import javax.servlet.ServletRequest;
import javax.servlet.ServletResponse;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import org.apache.solr.servlet.SolrDispatchFilter;
import org.springframework.web.HttpRequestHandler;

import com.nominanuda.lang.Check;

public class SpringMvcServerEmbed implements FilterChain, HttpRequestHandler {
    private SolrDispatchFilter solrDispatchFilter;
    private String notHandledReqAttr = "NO_HANDLER_FOUND";

    public void doFilter(ServletRequest request, ServletResponse response) throws IOException, ServletException {
        request.setAttribute(notHandledReqAttr, true);
    }

    public void handleRequest(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        solrDispatchFilter.doFilter(request, response, this);
    }

    public void init() throws ServletException {
        FilterConfig fc = new FilterConfig() {
            public String getInitParameter(String name) {
                return null;
            }

            public ServletContext getServletContext() {
                throw new UnsupportedOperationException();
            }

            @SuppressWarnings("rawtypes")
            public Enumeration getInitParameterNames() {
                throw new UnsupportedOperationException();
            }

            public String getFilterName() {
                throw new UnsupportedOperationException();
            }
        };
        solrDispatchFilter = new SolrDispatchFilter();
        solrDispatchFilter.init(fc);

        Check.illegalstate.assertFalse(SolrAware.getInstance().getCoreNames().isEmpty());
    }

    public void destroy() {
        solrDispatchFilter.destroy();
    }

    public void setNotHandledReqAttr(String notHandledReqAttr) {
        this.notHandledReqAttr = notHandledReqAttr;
    }
}