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Licensed to the Apache Software Foundation (ASF) under one or more |
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contributor license agreements. See the NOTICE file distributed with |
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this work for additional information regarding copyright ownership. |
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The ASF licenses this file to You under the Apache License, Version 2.0 |
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(the "License"); you may not use this file except in compliance with |
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the License. You may obtain a copy of the License at |
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http://www.apache.org/licenses/LICENSE-2.0 |
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Unless required by applicable law or agreed to in writing, software |
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distributed under the License is distributed on an "AS IS" BASIS, |
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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See the License for the specific language governing permissions and |
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limitations under the License. |
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--> |
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<html> |
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<head> |
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<meta http-equiv="Content-Language" content="en-us"> |
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<link rel="stylesheet" type="text/css" href="../stylesheets/style.css"> |
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<title>Componentdef Task</title> |
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</head> |
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<body> |
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<h2><a name="componentdef">componentdef</a></h2> |
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<h3>Description</h3> |
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<p> |
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Adds a component definination to the current project. |
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A compenent definition is the same as a |
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<a href="typedef.html">typedef</a> except: |
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</p> |
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<ol> |
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<li> |
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that it can only be used in other types or tasks that |
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accept components (by having an <i>add()</i> method). |
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</li> |
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<li> |
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multiple components may have the same name, provided them |
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implement different interfaces. |
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</li> |
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</ol> |
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<p> |
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The purpose of this it allow internal ant definitions to be |
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be made for tags like "and" or "or". |
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</p> |
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<h3>Examples</h3> |
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<pre> <componentdef name="or" onerror="ignore" |
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classname="com.apache.tools.ant.taskdefs.conditions.Or"/> |
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<componentdef name="or" onerror="ignore" |
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classname="com.apache.tools.ant.types.resources.selectors.Or"/></pre> |
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<p> |
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defines two components with the same name "or", one is a condition |
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(see <a href="conditions.html">conditions</a>) and one is |
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a selector (see <a href="../CoreTypes/selectors.html">selectors</a>). |
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</p> |
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</body> |
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</html> |
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Peter Reilly