Coverage Report - org.apache.turbine.services.velocity.VelocityService
 
Classes in this File Line Coverage Branch Coverage Complexity
VelocityService
N/A
N/A
1
 
 1  
 package org.apache.turbine.services.velocity;
 2  
 
 3  
 
 4  
 /*
 5  
  * Licensed to the Apache Software Foundation (ASF) under one
 6  
  * or more contributor license agreements.  See the NOTICE file
 7  
  * distributed with this work for additional information
 8  
  * regarding copyright ownership.  The ASF licenses this file
 9  
  * to you under the Apache License, Version 2.0 (the
 10  
  * "License"); you may not use this file except in compliance
 11  
  * with the License.  You may obtain a copy of the License at
 12  
  *
 13  
  *   http://www.apache.org/licenses/LICENSE-2.0
 14  
  *
 15  
  * Unless required by applicable law or agreed to in writing,
 16  
  * software distributed under the License is distributed on an
 17  
  * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
 18  
  * KIND, either express or implied.  See the License for the
 19  
  * specific language governing permissions and limitations
 20  
  * under the License.
 21  
  */
 22  
 
 23  
 
 24  
 import java.io.OutputStream;
 25  
 import java.io.Writer;
 26  
 
 27  
 import org.apache.turbine.pipeline.PipelineData;
 28  
 import org.apache.turbine.services.Service;
 29  
 import org.apache.turbine.util.TurbineException;
 30  
 import org.apache.velocity.context.Context;
 31  
 
 32  
 /**
 33  
  * Implementations of the VelocityService interface.
 34  
  *
 35  
  * @author <a href="mailto:john.mcnally@clearink.com">John D. McNally</a>
 36  
  * @author <a href="mailto:mbryson@mont.mindspring.com">Dave Bryson</a>
 37  
  * @author <a href="mailto:jvanzyl@periapt.com">Jason van Zyl</a>
 38  
  * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a>
 39  
  * @author <a href="mailto:peter@courcoux.biz">Peter Courcoux</a>
 40  
  * @version $Id: VelocityService.java 1773378 2016-12-09 13:19:59Z tv $
 41  
  */
 42  
 public interface VelocityService
 43  
         extends Service
 44  
 {
 45  
     /** The Service Name */
 46  
     String SERVICE_NAME = "VelocityService";
 47  
 
 48  
     /** Key for storing the Context in the RunData object */
 49  
     String CONTEXT = "VELOCITY_CONTEXT";
 50  
 
 51  
     /** The default extension of Velocity Pages */
 52  
     String VELOCITY_EXTENSION = "vm";
 53  
 
 54  
     /** The Key for storing the RunData Object in the Context */
 55  
     String RUNDATA_KEY = "data";
 56  
 
 57  
     /** The Key for storing the PipelineData Object in the Context */
 58  
     String PIPELINEDATA_KEY = "pipelineData";
 59  
 
 60  
     /** Shall we catch Velocity Errors and report them? */
 61  
     String CATCH_ERRORS_KEY = "catch.errors";
 62  
 
 63  
     /** Default: Yes */
 64  
     boolean CATCH_ERRORS_DEFAULT = true;
 65  
 
 66  
     /**
 67  
      * Process the request and fill in the template with the values
 68  
      * you set in the Context.
 69  
      *
 70  
      * @param context A Context.
 71  
      * @param template A String with the filename of the template.
 72  
      * @return The process template as a String.
 73  
      * @throws Exception a generic exception.
 74  
      */
 75  
     String handleRequest(Context context, String template)
 76  
             throws Exception;
 77  
 
 78  
     /**
 79  
      * Process the request and fill in the template with the values
 80  
      * you set in the Context.
 81  
      *
 82  
      * @param context A Context.
 83  
      * @param filename A String with the filename of the template.
 84  
      * @param out A OutputStream where we will write the process template as
 85  
      *        a String.
 86  
      * @throws TurbineException Any exception thrown while processing will be
 87  
      *         wrapped into a TurbineException and rethrown.
 88  
      */
 89  
     void handleRequest(Context context, String filename, OutputStream out)
 90  
             throws TurbineException;
 91  
 
 92  
     /**
 93  
      * Process the request and fill in the template with the values
 94  
      * you set in the Context.
 95  
      *
 96  
      * @param context A Context.
 97  
      * @param filename A String with the filename of the template.
 98  
      * @param writer A Writer where we will write the process template as
 99  
      *        a String.
 100  
      * @throws TurbineException Any exception thrown while processing will be
 101  
      *         wrapped into a TurbineException and rethrown.
 102  
      */
 103  
     void handleRequest(Context context, String filename, Writer writer)
 104  
             throws TurbineException;
 105  
 
 106  
     /**
 107  
      * Create an empty WebContext object.
 108  
      *
 109  
      * @return An empty WebContext object.
 110  
      */
 111  
     Context getContext();
 112  
 
 113  
     /**
 114  
      * This method returns a new, empty Context object.
 115  
      *
 116  
      * @return A WebContext.
 117  
      */
 118  
     Context getNewContext();
 119  
 
 120  
     /**
 121  
      * Create a Context from the PipelineData object. Adds a pointer to
 122  
      * the PipelineData object to the Context so that PipelineData is available in
 123  
      * the templates.
 124  
      *
 125  
      * @param pipelineData The Turbine PipelineData object.
 126  
      * @return A clone of the Context needed by Velocity.
 127  
      */
 128  
     Context getContext(PipelineData pipelineData);
 129  
 
 130  
     /**
 131  
      * Performs post-request actions (releases context
 132  
      * tools back to the object pool).
 133  
      *
 134  
      * @param context a Velocity Context
 135  
      */
 136  
     void requestFinished(Context context);
 137  
 }