| 1 | <html><body><pre> |
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| 2 | /* |
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| 3 | * Licensed to the Apache Software Foundation (ASF) under one or more |
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| 4 | * contributor license agreements. See the NOTICE file distributed with |
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| 5 | * this work for additional information regarding copyright ownership. |
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| 6 | * The ASF licenses this file to You under the Apache License, Version 2.0 |
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| 7 | * (the "License"); you may not use this file except in compliance with |
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| 8 | * the License. You may obtain a copy of the License at |
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| 9 | * |
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| 10 | * http://www.apache.org/licenses/LICENSE-2.0 |
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| 11 | * |
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| 12 | * Unless required by applicable law or agreed to in writing, software |
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| 13 | * distributed under the License is distributed on an "AS IS" BASIS, |
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| 14 | * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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| 15 | * See the License for the specific language governing permissions and |
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| 16 | * limitations under the License. |
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| 17 | */ |
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| 18 | |
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| 19 | |
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| 20 | package jsp2.examples.simpletag; |
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| 21 | |
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| 22 | import javax.servlet.jsp.JspException; |
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| 23 | import javax.servlet.jsp.tagext.JspFragment; |
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| 24 | import javax.servlet.jsp.tagext.SimpleTagSupport; |
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| 25 | import java.io.IOException; |
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| 26 | |
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| 27 | /** |
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| 28 | * SimpleTag handler that accepts takes three attributes of type |
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| 29 | * JspFragment and invokes then in a random order. |
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| 30 | */ |
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| 31 | public class ShuffleSimpleTag extends SimpleTagSupport { |
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| 32 | private JspFragment fragment1; |
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| 33 | private JspFragment fragment2; |
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| 34 | private JspFragment fragment3; |
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| 35 | |
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| 36 | public void doTag() throws JspException, IOException { |
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| 37 | switch( (int)(Math.random() * 6) ) { |
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| 38 | case 0: |
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| 39 | fragment1.invoke( null ); |
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| 40 | fragment2.invoke( null ); |
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| 41 | fragment3.invoke( null ); |
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| 42 | break; |
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| 43 | case 1: |
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| 44 | fragment1.invoke( null ); |
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| 45 | fragment3.invoke( null ); |
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| 46 | fragment2.invoke( null ); |
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| 47 | break; |
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| 48 | case 2: |
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| 49 | fragment2.invoke( null ); |
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| 50 | fragment1.invoke( null ); |
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| 51 | fragment3.invoke( null ); |
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| 52 | break; |
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| 53 | case 3: |
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| 54 | fragment2.invoke( null ); |
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| 55 | fragment3.invoke( null ); |
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| 56 | fragment1.invoke( null ); |
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| 57 | break; |
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| 58 | case 4: |
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| 59 | fragment3.invoke( null ); |
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| 60 | fragment1.invoke( null ); |
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| 61 | fragment2.invoke( null ); |
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| 62 | break; |
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| 63 | case 5: |
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| 64 | fragment3.invoke( null ); |
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| 65 | fragment2.invoke( null ); |
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| 66 | fragment1.invoke( null ); |
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| 67 | break; |
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| 68 | } |
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| 69 | } |
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| 70 | |
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| 71 | public void setFragment1( JspFragment fragment1 ) { |
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| 72 | this.fragment1 = fragment1; |
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| 73 | } |
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| 74 | |
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| 75 | public void setFragment2( JspFragment fragment2 ) { |
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| 76 | this.fragment2 = fragment2; |
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| 77 | } |
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| 78 | |
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| 79 | public void setFragment3( JspFragment fragment3 ) { |
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| 80 | this.fragment3 = fragment3; |
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| 81 | } |
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| 82 | } |
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| 83 | </pre></body></html> |
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