Package org.apache.tomcat.util.digester
Class SystemPropertySource
- java.lang.Object
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- org.apache.tomcat.util.digester.SystemPropertySource
 
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- All Implemented Interfaces:
- IntrospectionUtils.PropertySource,- IntrospectionUtils.SecurePropertySource
 
 public class SystemPropertySource extends java.lang.Object implements IntrospectionUtils.SecurePropertySource AIntrospectionUtils.SecurePropertySourcethat uses system properties to resolve expressions. This property source is always active by default.- See Also:
- Digester
 
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Constructor SummaryConstructors Constructor Description SystemPropertySource()
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Method SummaryAll Methods Instance Methods Concrete Methods Modifier and Type Method Description java.lang.StringgetProperty(java.lang.String key)java.lang.StringgetProperty(java.lang.String key, java.lang.ClassLoader classLoader)Obtain a property value, checking that code associated with the provided class loader has permission to access the property.
 
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Method Detail- 
getPropertypublic java.lang.String getProperty(java.lang.String key) - Specified by:
- getPropertyin interface- IntrospectionUtils.PropertySource
 
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getPropertypublic java.lang.String getProperty(java.lang.String key, java.lang.ClassLoader classLoader)Description copied from interface:IntrospectionUtils.SecurePropertySourceObtain a property value, checking that code associated with the provided class loader has permission to access the property. If theclassLoaderisnullor ifclassLoaderdoes not implementPermissionCheckthen the property value will be looked up without a call toPermissionCheck.check(java.security.Permission)- Specified by:
- getPropertyin interface- IntrospectionUtils.SecurePropertySource
- Parameters:
- key- The key of the requested property
- classLoader- The class loader associated with the code that trigger the property lookup
- Returns:
- The property value or nullif it could not be found or ifPermissionCheck.check(java.security.Permission)fails
 
 
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