ICompiledExpression


1   /*******************************************************************************
2    * Copyright (c) 2000, 2005 IBM Corporation and others.
3    * All rights reserved. This program and the accompanying materials
4    * are made available under the terms of the Eclipse Public License v1.0
5    * which accompanies this distribution, and is available at
6    * http://www.eclipse.org/legal/epl-v10.html
7    * 
8    * Contributors:
9    *     IBM Corporation - initial API and implementation
10   *******************************************************************************/
11  package org.eclipse.jdt.debug.eval;
12  
13  
14  import org.eclipse.jdt.core.dom.Message;
15  
16  /**
17   * A compiled expression can be compiled once and evaluated multiple times
18   * in a runtime context.
19   * <p>
20   * Clients are not intended to implement this interface.
21   * </p>
22   * @see org.eclipse.jdt.debug.eval.IAstEvaluationEngine
23   * @since 2.0
24   */
25  
26  
27  public interface ICompiledExpression {
28      
29      /**
30       * Returns the source snippet from which this compiled expression was created.
31       * 
32       * @return the source snippet from which this compiled expression was created
33       */
34      public String   getSnippet();
35      
36      /**
37       * Returns whether this compiled expression has any compilation errors.
38       * 
39       * @return whether this compiled expression has any compilation errors
40       */
41      public boolean hasErrors();
42      
43      /**
44       * Returns any errors which occurred while creating this compiled expression.
45       * 
46       * @return any errors which occurred while creating this compiled expression
47       * @deprecated use getErrorMessages()
48       */
49      public Message[] getErrors();
50      
51      /**
52       * Returns an array of problem messages. Each message describes a problem that
53       * occurred while while creating this compiled expression.
54       *
55       * @return error messages, or an empty array if no errors occurred
56       * @since 2.1
57       */
58      public String  [] getErrorMessages();
59      
60  }
61  
62
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