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From ge...@apache.org
Subject cvs commit: jakarta-commons-sandbox/jexl/examples ArrayExample.class ArrayExample.java MethodPropertyExample$Foo.class MethodPropertyExample.class MethodPropertyExample.java
Date Fri, 26 Apr 2002 04:47:04 GMT
geirm       02/04/25 21:47:04

  Added:       jexl/examples ArrayExample.class ArrayExample.java
                        MethodPropertyExample$Foo.class
                        MethodPropertyExample.class
                        MethodPropertyExample.java
  Log:
  Examples
  
  Revision  Changes    Path
  1.1                  jakarta-commons-sandbox/jexl/examples/ArrayExample.class
  
  	<<Binary file>>
  
  
  1.1                  jakarta-commons-sandbox/jexl/examples/ArrayExample.java
  
  Index: ArrayExample.java
  ===================================================================
  /*
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2002 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. 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.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", "Jexl" and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  
  import org.apache.commons.jexl.Expression;
  import org.apache.commons.jexl.ExpressionFactory;
  import org.apache.commons.jexl.JexlContext;
  import org.apache.commons.jexl.JexlHelper;
  
  import java.util.List;
  import java.util.ArrayList;
  
  /**
   *  simple example to show how to access arrays
   *
   *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
   *  @version $Id: ArrayExample.java,v 1.1 2002/04/26 04:47:03 geirm Exp $
   */
  public class ArrayExample
  {
      public static void main(String args[])
          throws Exception
      {
          /*
           *  First make a jexlContext and put stuff in it
           */
          JexlContext jc = JexlHelper.createContext();
  
          List l = new ArrayList();
          l.add("Hello from location 0");
          l.add(new Integer(2));
          jc.put("array", l);
  
          Expression e = ExpressionFactory.createExpression("array[1]");
          Object o = e.evaluate(jc);
          System.out.println("Object @ location 1 = " + o);
  
          e = ExpressionFactory.createExpression("array[0].length()");
          o = e.evaluate(jc);
  
          System.out.println("The length of the string at location 0 is : " + o);
      }
  }
  
  
  
  1.1                  jakarta-commons-sandbox/jexl/examples/MethodPropertyExample$Foo.class
  
  	<<Binary file>>
  
  
  1.1                  jakarta-commons-sandbox/jexl/examples/MethodPropertyExample.class
  
  	<<Binary file>>
  
  
  1.1                  jakarta-commons-sandbox/jexl/examples/MethodPropertyExample.java
  
  Index: MethodPropertyExample.java
  ===================================================================
  /*
   * The Apache Software License, Version 1.1
   *
   * Copyright (c) 2002 The Apache Software Foundation.  All rights
   * reserved.
   *
   * Redistribution and use in source and binary forms, with or without
   * modification, are permitted provided that the following conditions
   * are met:
   *
   * 1. Redistributions of source code must retain the above copyright
   *    notice, this list of conditions and the following disclaimer.
   *
   * 2. 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.
   *
   * 3. The end-user documentation included with the redistribution, if
   *    any, must include the following acknowlegement:
   *       "This product includes software developed by the
   *        Apache Software Foundation (http://www.apache.org/)."
   *    Alternately, this acknowlegement may appear in the software itself,
   *    if and wherever such third-party acknowlegements normally appear.
   *
   * 4. The names "The Jakarta Project", "Commons", "Jexl" and "Apache Software
   *    Foundation" must not be used to endorse or promote products derived
   *    from this software without prior written permission. For written
   *    permission, please contact apache@apache.org.
   *
   * 5. Products derived from this software may not be called "Apache"
   *    nor may "Apache" appear in their names without prior written
   *    permission of the Apache Group.
   *
   * THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED 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 APACHE SOFTWARE FOUNDATION OR
   * ITS 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.
   * ====================================================================
   *
   * This software consists of voluntary contributions made by many
   * individuals on behalf of the Apache Software Foundation.  For more
   * information on the Apache Software Foundation, please see
   * <http://www.apache.org/>.
   */
  
  import org.apache.commons.jexl.JexlHelper;
  import org.apache.commons.jexl.JexlContext;
  import org.apache.commons.jexl.Expression;
  import org.apache.commons.jexl.ExpressionFactory;
  
  /**
   *  simple example to show how to access method and properties
   *
   *  @author <a href="mailto:geirm@apache.org">Geir Magnusson Jr.</a>
   *  @version $Id: MethodPropertyExample.java,v 1.1 2002/04/26 04:47:03 geirm Exp $
   */
  public class MethodPropertyExample
  {
      public static void main(String args[])
          throws Exception
      {
          /*
           *  First make a jexlContext and put stuff in it
           */
          JexlContext jc = JexlHelper.createContext();
  
          jc.put("foo", new Foo());
          jc.put("number", new Integer(10));
  
          /*
           *  access a method w/o args
           */
          Expression e = ExpressionFactory.createExpression("foo.getFoo()");
          Object o = e.evaluate(jc);
          System.out.println("value returned by the method getFoo() is : " + o);
  
          /*
           *  access a method w/ args
           */
          e = ExpressionFactory.createExpression("foo.convert(1)");
          o = e.evaluate(jc);
          System.out.println("value returned by the method convert() w/ arg = 1 is : " + o);
  
          e = ExpressionFactory.createExpression("foo.convert(1+7)");
          o = e.evaluate(jc);
          System.out.println("value returned by the method convert() w/ arg = 1+7 is : " +
o);
  
          e = ExpressionFactory.createExpression("foo.convert(1+number)");
          o = e.evaluate(jc);
          System.out.println("value returned by the method convert() w/ arg = 1+number is
: " + o);
  
          /*
           * access a property
           */
          e = ExpressionFactory.createExpression("foo.bar");
          o = e.evaluate(jc);
          System.out.println("value returned for the property 'bar' is : " + o);
  
      }
  
      public static class Foo
      {
          public String getFoo()
          {
              return "This is from getFoo()";
          }
  
          public String get(String arg)
          {
              return "This is the property " + arg;
          }
  
          public String convert(long i)
          {
              return "The value is : " + i;
          }
      }
  
  }
  
  
  

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