cvs commit: xml-xerces/java/samples/jaxp DatatypeAPIUsage.java

[mr...@apache.org]

mrglavas    2005/05/31 21:56:47

  Added:       java/samples/jaxp DatatypeAPIUsage.java
  Log:
  Renaming DatatypeAPITest to DatatypeAPIUsage plus some minor formatting changes.
  
  Revision  Changes    Path
  1.1                  xml-xerces/java/samples/jaxp/DatatypeAPIUsage.java
  
  Index: DatatypeAPIUsage.java
  ===================================================================
  /*
   * Copyright 2005 The Apache Software Foundation.
   * 
   * 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 jaxp;
  
  import javax.xml.datatype.DatatypeConfigurationException;
  import javax.xml.datatype.DatatypeConstants;
  import javax.xml.datatype.DatatypeFactory;
  import javax.xml.datatype.Duration;
  import javax.xml.datatype.XMLGregorianCalendar;
  
  /**
   * <p>A sample which demonstrates usage of the JAXP 1.3 Datatype API.</p>
   * 
   * @version $Id: DatatypeAPIUsage.java,v 1.1 2005/06/01 04:56:47 mrglavas Exp $
   */
  public class DatatypeAPIUsage {
      
      public static void main (String [] args) {
          try {
              DatatypeFactory df = DatatypeFactory.newInstance();
              // my work number in milliseconds:
              Duration myPhone = df.newDuration(9054133519l);
              Duration myLife = df.newDuration(true, 29, 2, 15, 13, 45, 0);
              int compareVal = myPhone.compare(myLife);
              switch (compareVal) {
                  case DatatypeConstants.LESSER:
                      System.out.println("There are fewer milliseconds in my phone number than my lifespan.");
                      break;
                  case DatatypeConstants.EQUAL:
                      System.out.println("The same number of milliseconds are in my phone number and my lifespan.");
                      break;
                  case DatatypeConstants.GREATER:
                      System.out.println("There are more milliseconds in my phone number than my lifespan.");
                      break;
                  case DatatypeConstants.INDETERMINATE:
                      System.out.println("The comparison could not be carried out.");
              }
              
              // create a yearMonthDuration
              Duration ymDuration = df.newDurationYearMonth("P12Y10M");
              System.out.println("P12Y10M is of type: " + ymDuration.getXMLSchemaType());
              
              // create a dayTimeDuration (really this time)
              Duration dtDuration = df.newDurationDayTime("P10DT10H12M0S");
              System.out.println("P10DT10H12M0S is of type: " + dtDuration.getXMLSchemaType());
              
              // try to fool the factory!
              try {
                  ymDuration = df.newDurationYearMonth("P12Y10M1D");
              }
              catch(IllegalArgumentException e) {
                  System.out.println("'duration': P12Y10M1D is not 'yearMonthDuration'!!!");
              }
              
              XMLGregorianCalendar xgc = df.newXMLGregorianCalendar();
              xgc.setYear(1975);
              xgc.setMonth(DatatypeConstants.AUGUST);
              xgc.setDay(11);
              xgc.setHour(6);
              xgc.setMinute(44);
              xgc.setSecond(0);
              xgc.setMillisecond(0);
              xgc.setTimezone(5);
              xgc.add(myPhone);
              System.out.println("The approximate end of the number of milliseconds in my phone number was " + xgc);
              
              //adding a duration to XMLGregorianCalendar
              xgc.add(myLife);
              System.out.println("Adding the duration myLife to the above calendar:" + xgc);
              
              // create a new XMLGregorianCalendar using the string format of xgc.
              XMLGregorianCalendar xgcCopy = df.newXMLGregorianCalendar(xgc.toXMLFormat());
              
              // should be equal-if not what happened!!
              if (xgcCopy.compare(xgc) != DatatypeConstants.EQUAL) {
                  System.out.println("oooops!");
              }
              else {
                  System.out.println("Very good: " + xgc +  " is equal to " + xgcCopy);
              }
          }
          catch (DatatypeConfigurationException dce) {
              System.err.println("error: Datatype error occurred - " + dce.getMessage());
              dce.printStackTrace(System.err);
          }
      } // main(String[])
      
  } // DatatypeAPIUsage
  
  
  

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