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1   /*
2    * Licensed to the Apache Software Foundation (ASF) under one
3    * or more contributor license agreements.  See the NOTICE file
4    * distributed with this work for additional information
5    * regarding copyright ownership.  The ASF licenses this file
6    * to you under the Apache License, Version 2.0 (the
7    * "License"); you may not use this file except in compliance
8    * with the License.  You may obtain a copy of the License at
9    *
10   *   http://www.apache.org/licenses/LICENSE-2.0
11   *
12   * Unless required by applicable law or agreed to in writing,
13   * software distributed under the License is distributed on an
14   * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
15   * KIND, either express or implied.  See the License for the
16   * specific language governing permissions and limitations
17   * under the License.
18   */
19  
20  package org.apache.myfaces.tobago.apt.generate;
21  
22  import java.util.TreeSet;
23  import java.util.Set;
24  
25  
26  public class Imports {
27  
28    private Set<String> imports = new TreeSet<String>();
29  
30    private String packageName;
31  
32    public Imports() {
33    }
34  
35    public Imports(final String packageName) {
36      this.packageName = packageName;
37    }
38  
39    public void addImport(final String qualifiedName) {
40      if (!ClassUtils.isSystemClass(qualifiedName) && !ClassUtils.isPrimitive(qualifiedName)) {
41        if (!(packageName != null && packageName.equals(ClassUtils.getPackageName(qualifiedName)))) {
42          final int index = qualifiedName.lastIndexOf('$');
43          final String name = index != -1 ? qualifiedName.substring(0, index) : qualifiedName;
44          if (!imports.contains(name)) {
45            imports.add(name);
46          }
47        }
48      }
49    }
50  
51    public void addImports(final Imports newImports) {
52      for (final String qualifiedName : newImports.imports) {
53        addImport(qualifiedName);
54      }
55    }
56  
57    public boolean contains(final String qualifiedClassName) {
58      return imports.contains(qualifiedClassName);
59    }
60  
61    public Set<String> getImports() {
62      return imports;
63    }
64  
65  }