0.5.3/java/NodeResultImpl.java

/*************************************************************************************************
 * Java interface of Hyper Estraier
 *                                                      Copyright (C) 2004-2005 Mikio Hirabayashi
 *                                                                           All rights reserved.
 * This file is part of Hyper Estraier.
 * Redistribution and use in source and binary forms, with or without modification, are
 * permitted provided that the following conditions are met:
 *
 *   * Redistributions of source code must retain the above copyright notice, this list of
 *     conditions and the following disclaimer.
 *   * Redistributions in binary form must reproduce the above copyright notice, this list of
 *     conditions and the following disclaimer in the documentation and/or other materials
 *     provided with the distribution.
 *   * Neither the name of Mikio Hirabayashi nor the names of its contributors may be used to
 *     endorse or promote products derived from this software without specific prior written
 *     permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
 * OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
 * MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
 * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
 * GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
 * ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
 * OF THE POSSIBILITY OF SUCH DAMAGE.
 *************************************************************************************************/


package estraier;

import java.util.*;
import java.io.*;
import java.net.*;


/**
 * Implementation of result set from P2P node.
 */
class NodeResultImpl implements NodeResult {
  //----------------------------------------------------------------
  // private fields
  //----------------------------------------------------------------
  private List docs;
  private Map hints;
  //----------------------------------------------------------------
  // methods for friends
  //----------------------------------------------------------------
  /**
   * Create a node result object.
   * @param docs a list object of result document objects.
   * @param hints a map object of hints.
   */
  NodeResultImpl(List docs, Map hints){
    this.docs = docs;
    this.hints = hints;
  }
  //----------------------------------------------------------------
  // public methods
  //----------------------------------------------------------------
  /*
   * Implementation of NodeResult.
   */
  public int doc_num(){
    return docs.size();
  }
  /*
   * Implementation of NodeResult.
   */
  public ResultDocument get_doc(int index){
    try {
      return (ResultDocument)docs.get(index);
    } catch(IndexOutOfBoundsException e){
      return null;
    }
  }
  /*
   * Implementation of NodeResult.
   */
  public String hint(String key){
    return (String)hints.get(key);
  }
};


/* END OF FILE */
1	/*************************************************************************************************
2	* Java interface of Hyper Estraier
3	* Copyright (C) 2004-2005 Mikio Hirabayashi
4	* All rights reserved.
5	* This file is part of Hyper Estraier.
6	* Redistribution and use in source and binary forms, with or without modification, are
7	* permitted provided that the following conditions are met:
8	*
9	* * Redistributions of source code must retain the above copyright notice, this list of
10	* conditions and the following disclaimer.
11	* * Redistributions in binary form must reproduce the above copyright notice, this list of
12	* conditions and the following disclaimer in the documentation and/or other materials
13	* provided with the distribution.
14	* * Neither the name of Mikio Hirabayashi nor the names of its contributors may be used to
15	* endorse or promote products derived from this software without specific prior written
16	* permission.
17	*
18	* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS" AND ANY EXPRESS
19	* OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES OF
20	* MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE
21	* COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
22	* EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE
23	* GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
24	* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
25	* NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
26	* OF THE POSSIBILITY OF SUCH DAMAGE.
27	*************************************************************************************************/
28
29
30	package estraier;
31
32	import java.util.*;
33	import java.io.*;
34	import java.net.*;
35
36
37
38	/**
39	* Implementation of result set from P2P node.
40	*/
41	class NodeResultImpl implements NodeResult {
42	//----------------------------------------------------------------
43	// private fields
44	//----------------------------------------------------------------
45	private List docs;
46	private Map hints;
47	//----------------------------------------------------------------
48	// methods for friends
49	//----------------------------------------------------------------
50	/**
51	* Create a node result object.
52	* @param docs a list object of result document objects.
53	* @param hints a map object of hints.
54	*/
55	NodeResultImpl(List docs, Map hints){
56	this.docs = docs;
57	this.hints = hints;
58	}
59	//----------------------------------------------------------------
60	// public methods
61	//----------------------------------------------------------------
62	/*
63	* Implementation of NodeResult.
64	*/
65	public int doc_num(){
66	return docs.size();
67	}
68	/*
69	* Implementation of NodeResult.
70	*/
71	public ResultDocument get_doc(int index){
72	try {
73	return (ResultDocument)docs.get(index);
74	} catch(IndexOutOfBoundsException e){
75	return null;
76	}
77	}
78	/*
79	* Implementation of NodeResult.
80	*/
81	public String hint(String key){
82	return (String)hints.get(key);
83	}
84	};
85
86
87
88	/* END OF FILE */