RepeatableSchemaObject


1   /*******************************************************************************
2    * Copyright (c) 2000, 2006 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.pde.internal.core.schema;
12  
13  import org.eclipse.pde.internal.core.ischema.ISchemaObject;
14  import org.eclipse.pde.internal.core.ischema.ISchemaRepeatable;
15  
16  public abstract class RepeatableSchemaObject extends SchemaObject implements ISchemaRepeatable {
17      public static final String   P_MIN_OCCURS="min_occurs"; //$NON-NLS-1$
18      public static final String   P_MAX_OCCURS="max_occurs"; //$NON-NLS-1$
19      private int minOccurs = 1;
20      private int maxOccurs = 1;
21  
22  public RepeatableSchemaObject(ISchemaObject parent, String   name) {
23      super(parent, name);
24  }
25  public int getMaxOccurs() {
26      return maxOccurs;
27  }
28  public int getMinOccurs() {
29      return minOccurs;
30  }
31  public boolean isRequired() {
32      return minOccurs >0;
33  }
34  public boolean isUnbounded() {
35      return maxOccurs ==Integer.MAX_VALUE;
36  }
37  public void setMaxOccurs(int newMaxOccurs) {
38      Integer   oldValue = new Integer  (maxOccurs);
39      maxOccurs = newMaxOccurs;
40      getSchema().fireModelObjectChanged(this, P_MAX_OCCURS, oldValue, new Integer  (maxOccurs));
41  }
42  public void setMinOccurs(int newMinOccurs) {
43      Integer   oldValue = new Integer  (minOccurs);
44      minOccurs = newMinOccurs;
45      getSchema().fireModelObjectChanged(this, P_MIN_OCCURS, oldValue, new Integer  (minOccurs));
46  }
47  }
48

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