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1   /*
2    * Copyright (c) 2012-2022, jcabi.com
3    * All rights reserved.
4    *
5    * Redistribution and use in source and binary forms, with or without
6    * modification, are permitted provided that the following conditions
7    * are met: 1) Redistributions of source code must retain the above
8    * copyright notice, this list of conditions and the following
9    * disclaimer. 2) Redistributions in binary form must reproduce the above
10   * copyright notice, this list of conditions and the following
11   * disclaimer in the documentation and/or other materials provided
12   * with the distribution. 3) Neither the name of the jcabi.com nor
13   * the names of its contributors may be used to endorse or promote
14   * products derived from this software without specific prior written
15   * permission.
16   *
17   * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
18   * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT
19   * NOT LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND
20   * FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL
21   * THE COPYRIGHT HOLDER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT,
22   * INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES
23   * (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR
24   * SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
25   * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT,
26   * STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
27   * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED
28   * OF THE POSSIBILITY OF SUCH DAMAGE.
29   */
30  package com.jcabi.xml;
31  
32  import java.util.ArrayList;
33  import java.util.Arrays;
34  import java.util.Collection;
35  import lombok.EqualsAndHashCode;
36  
37  /**
38   * Chain of {@link XSL} stylesheets.
39   *
40   * @since 0.12
41   * @checkstyle AbbreviationAsWordInNameCheck (5 lines)
42   */
43  @EqualsAndHashCode(of = "sheets")
44  public final class XSLChain implements XSL {
45  
46      /**
47       * XSL sheets.
48       */
49      private final transient XSL[] sheets;
50  
51      /**
52       * Public ctor.
53       * @param shts Sheets
54       * @since 0.22
55       */
56      public XSLChain(final XSL... shts) {
57          this(Arrays.asList(shts));
58      }
59  
60      /**
61       * Public ctor.
62       * @param shts Sheets
63       */
64      public XSLChain(final Collection<XSL> shts) {
65          this.sheets = shts.toArray(new XSL[shts.size()]);
66      }
67  
68      @Override
69      public XML transform(final XML xml) {
70          XML output = xml;
71          for (final XSL sheet : this.sheets) {
72              output = sheet.transform(output);
73          }
74          return output;
75      }
76  
77      @Override
78      public String applyTo(final XML xml) {
79          throw new UnsupportedOperationException("#applyTo()");
80      }
81  
82      @Override
83      public XSL with(final Sources src) {
84          final Collection<XSL> list = new ArrayList<>(this.sheets.length);
85          for (final XSL sheet : this.sheets) {
86              list.add(sheet.with(src));
87          }
88          return new XSLChain(list);
89      }
90  
91      @Override
92      public XSL with(final String name, final Object value) {
93          final Collection<XSL> list = new ArrayList<>(this.sheets.length);
94          for (final XSL sheet : this.sheets) {
95              list.add(sheet.with(name, value));
96          }
97          return new XSLChain(list);
98      }
99  }