PrintDataElement


1   /******************************************************************************
2    * The contents of this file are subject to the   Compiere License  Version 1.1
3    * ("License"); You may not use this file except in compliance with the License
4    * You may obtain a copy of the License at http://www.compiere.org/license.html
5    * Software distributed under the License is distributed on an  "AS IS"  basis,
6    * WITHOUT WARRANTY OF ANY KIND, either express or implied. See the License for
7    * the specific language governing rights and limitations under the License.
8    * The Original Code is                  Compiere  ERP & CRM  Business Solution
9    * The Initial Developer of the Original Code is Jorg Janke  and ComPiere, Inc.
10   * Portions created by Jorg Janke are Copyright (C) 1999-2002 Jorg Janke, parts
11   * created by ComPiere are Copyright (C) ComPiere, Inc.;   All Rights Reserved.
12   * Contributor(s): ______________________________________.
13   *****************************************************************************/
14  package org.compiere.print;
15  
16  import java.math.*;
17  import java.sql.*;
18  
19  import org.compiere.model.MLocation;
20  import org.compiere.util.*;
21  
22  /**
23   *  Print Data Element
24   *
25   *  @author     Jorg Janke
26   *  @version    $Id: PrintDataElement.java,v 1.11 2003/10/10 01:03:10 jjanke Exp $
27   */
28  public class PrintDataElement
29  {
30      /**
31       *  Print Data Element Constructor
32       *  @param columnName name
33       *  @param value display value
34       *  @param displayType optional displayType
35       *  @param isPKey is primary key
36       *  @param isPageBreak if true force page break
37       */
38      public PrintDataElement (String   columnName, Object   value, int displayType, boolean isPKey, boolean isPageBreak)
39      {
40          if (columnName == null)
41              throw new IllegalArgumentException  ("PrintDataElement - Name cannot be null");
42          m_columnName = columnName;
43          m_value = value;
44          m_displayType = displayType;
45          m_isPKey = isPKey;
46          m_isPageBreak = isPageBreak;
47      }   //  PrintDataElement
48  
49      /**
50       *  Print Data Element Constructor
51       *  @param columnName name
52       *  @param value display value
53       *  @param displayType optional displayType
54       */
55      public PrintDataElement(String   columnName, Object   value, int displayType)
56      {
57          this (columnName, value, displayType, false, false);
58      }   //  PrintDataElement
59  
60      /** Data Name           */
61      private String        m_columnName;
62      /** Data Value          */
63      private Object        m_value;
64      /** Display Type        */
65      private int         m_displayType;
66      /** Is Primary Key      */
67      private boolean     m_isPKey;
68      /** Is Page Break       */
69      private boolean     m_isPageBreak;
70  
71  
72      /** XML Element Name            */
73      public static final String    XML_TAG = "element";
74      /** XML Attribute Name          */
75      public static final String    XML_ATTRIBUTE_NAME = "name";
76      /** XML Attribute Key           */
77      public static final String    XML_ATTRIBUTE_KEY = "key";
78  
79  
80      /**
81       *  Get Name
82       *  @return name
83       */
84      public String   getColumnName()
85      {
86          return m_columnName;
87      }   //  getName
88  
89      /**
90       *  Get Node Value
91       *  @return value
92       */
93      public Object   getValue()
94      {
95          return m_value;
96      }   //  getValue
97  
98      /**
99       *  Get Function Value
100      *  @return length or numeric value
101      */
102     public BigDecimal getFunctionValue()
103     {
104         if (m_value == null)
105             return Env.ZERO;
106 
107         //  Numbers - return number value
108         if (m_value instanceof BigDecimal)
109             return (BigDecimal)m_value;
110         if (m_value instanceof Number  )
111             return new BigDecimal(((Number  )m_value).doubleValue());
112 
113         //  Boolean - return 1 for true 0 for false
114         if (m_value instanceof Boolean  )
115         {
116             if (((Boolean  )m_value).booleanValue())
117                 return Env.ONE;
118             else
119                 return Env.ZERO;
120         }
121 
122         //  Return Length
123         String   s = m_value.toString();
124         return new BigDecimal(s.length());
125     }   //  getFunctionValue
126 
127     /**
128      *  Get Node Value Display
129      *  @param language optional language - if null nubers/dates are not formatted
130      *  @return display value optionally formatted
131      */
132     public String   getValueDisplay (Language language)
133     {
134         if (m_value == null)
135             return "";
136         String   retValue = m_value.toString();
137         if (m_displayType == DisplayType.Location)
138             return getValueDisplay_Location();
139         else if (m_columnName.equals("C_BPartner_Location_ID") || m_columnName.equals("BillTo_ID"))
140             return getValueDisplay_BPLocation();
141         else if (m_displayType == 0 || m_value instanceof String   || m_value instanceof NamePair)
142             ;
143         else if (language != null)  //  Optional formatting of Numbers and Dates
144         {
145             if (DisplayType.isNumeric(m_displayType))
146                 retValue = DisplayType.getNumberFormat(m_displayType, language).format(m_value);
147             else if (DisplayType.isDate(m_displayType))
148                 retValue = DisplayType.getDateFormat(m_displayType, language).format(m_value);
149         }
150         return retValue;
151     }   //  getValueDisplay
152 
153     /**
154      *  Return Address String not just name
155      *  @return Address String
156      */
157     private String   getValueDisplay_BPLocation ()
158     {
159         try
160         {
161             int C_BPartner_Location_ID = Integer.parseInt (getValueKey ());
162             if (C_BPartner_Location_ID == 0)
163                 return m_value.toString();
164             //
165             MLocation loc = new MLocation (Env.getCtx(), 0);
166             loc.loadBPLocation (C_BPartner_Location_ID);
167             return loc.toStringCR();
168         }
169         catch (Exception   ex)
170         {
171             return m_value.toString();
172         }
173     }   //  getValueDisplay_BPLocation
174 
175 
176     /**
177      *  Return Address String not just City
178      *  @return Address String
179      */
180     private String   getValueDisplay_Location ()
181     {
182         try
183         {
184             int C_Location_ID = Integer.parseInt (getValueKey ());
185             if (C_Location_ID == 0)
186                 return m_value.toString();
187             //
188             MLocation loc = new MLocation (Env.getCtx(), 0);
189             loc.load(C_Location_ID);
190             return loc.toStringCR();
191         }
192         catch (Exception   ex)
193         {
194             return m_value.toString();
195         }
196     }   //  getValueDisplay_Location
197 
198 
199     /**
200      *  Get Node Value Key
201      *  @return key
202      */
203     public String   getValueKey()
204     {
205         if (m_value == null)
206             return "";
207         if (m_value instanceof NamePair)
208             return ((NamePair)m_value).getID();
209         return "";
210     }   //  getValueKey
211 
212     /**
213      *  Is Value Null
214      *  @return true if value is null
215      */
216     public boolean isNull()
217     {
218         return m_value == null;
219     }   //  isNull
220 
221     /*************************************************************************/
222 
223     /**
224      *  Get Display Type
225      *  @return Display Type
226      */
227     public int getDisplayType()
228     {
229         return m_displayType;
230     }   //  getDisplayType
231 
232     /**
233      *  Is Value numeric
234      *  @return true if value is a numeric
235      */
236     public boolean isNumeric()
237     {
238         if (m_displayType == 0)
239             return m_value instanceof BigDecimal;
240         return DisplayType.isNumeric(m_displayType);
241     }   //  isNumeric
242 
243     /**
244      *  Is Value a date
245      *  @return true if value is a date
246      */
247     public boolean isDate()
248     {
249         if (m_displayType == 0)
250             return m_value instanceof Timestamp;
251         return DisplayType.isDate(m_displayType);
252     }   //  isDate
253 
254     /**
255      *  Is Value an ID
256      *  @return true if value is an ID
257      */
258     public boolean isID()
259     {
260         return DisplayType.isID(m_displayType);
261     }   //  isID
262 
263     /**
264      *  Is Value boolean
265      *  @return true if value is a boolean
266      */
267     public boolean isYesNo()
268     {
269         if (m_displayType == 0)
270             return m_value instanceof Boolean  ;
271         return DisplayType.YesNo == m_displayType;
272     }   //  isYesNo
273 
274     /**
275      *  Is Value the primary key of row
276      *  @return true if value is the PK
277      */
278     public boolean isPKey()
279     {
280         return m_isPKey;
281     }   //  isPKey
282 
283     /**
284      *  Column value forces page break
285      *  @return true if page break
286      */
287     public boolean isPageBreak()
288     {
289         return m_isPageBreak;
290     }   //  isPageBreak
291 
292     /*************************************************************************/
293 
294     /**
295      *  HashCode
296      *  @return hash code
297      */
298     public int hashCode()
299     {
300         if (m_value == null)
301             return m_columnName.hashCode();
302         return m_columnName.hashCode() + m_value.hashCode();
303     }   //  hashCode
304 
305     /**
306      *  Equals
307      *  @param compare compare object
308      *  @return true if equals
309      */
310     public boolean equals (Object   compare)
311     {
312         if (compare instanceof PrintDataElement)
313         {
314             PrintDataElement pde = (PrintDataElement)compare;
315             if (pde.getColumnName().equals(m_columnName))
316             {
317                 if (pde.getValue() != null && pde.getValue().equals(m_value))
318                     return true;
319                 if (pde.getValue() == null && m_value == null)
320                     return true;
321             }
322         }
323         return false;
324     }   //  equals
325 
326     /**
327      *  String representation
328      *  @return info
329      */
330     public String   toString()
331     {
332         StringBuffer   sb = new StringBuffer  (m_columnName).append("=").append(m_value);
333         if (m_isPKey)
334             sb.append("(PK)");
335         return sb.toString();
336     }   //  toString
337 
338     /**
339      *  Value Has Key
340      *  @return true if value has a key
341      */
342     public boolean hasKey()
343     {
344         return m_value instanceof NamePair;
345     }   //  hasKey
346 
347     /**
348      *  String representation
349      *  @return info
350      */
351     public String   dump()
352     {
353         if (m_value instanceof NamePair)
354         {
355             NamePair pp = (NamePair)m_value;
356             StringBuffer   sb = new StringBuffer  (m_columnName);
357             sb.append("(").append(pp.getID()).append(")")
358                 .append("=").append(pp.getName());
359             if (m_isPKey)
360                 sb.append("(PK)");
361             return sb.toString();
362         }
363         else
364             return toString();
365     }   //  toString
366 
367 }   //  PrintDataElement
368
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