Package javax.interceptor
Class Interceptor.Priority
- java.lang.Object
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- javax.interceptor.Interceptor.Priority
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- Enclosing class:
- Interceptor
public static class Interceptor.Priority extends java.lang.Object
Priorities that define the order in which interceptors are invoked. These values should be used with the
Priority
annotation.- Interceptors defined by platform specifications should have priority values in the range PLATFORM_BEFORE up until LIBRARY_BEFORE, or starting at PLATFORM_AFTER.
- Interceptors defined by extension libraries should have priority values in the range LIBRARY_BEFORE up until APPLICATION, or LIBRARY_AFTER up until PLATFORM_AFTER.
- Interceptors defined by applications should have priority values in the range APPLICATION up until LIBRARY_AFTER.
An interceptor that must be invoked before or after another defined interceptor can choose any appropriate value.
Interceptors with smaller priority values are called first. If more than one interceptor has the same priority, the relative order of these interceptor is undefined.
For example, an extension library might define an interceptor like this:
@Priority(Interceptor.Priority.LIBRARY_BEFORE+10) @Interceptor public class ValidationInterceptor { ... }
- Since:
- Interceptors 1.2
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Field Summary
Fields Modifier and Type Field Description static int
APPLICATION
Start of range for interceptors defined by applications.static int
LIBRARY_AFTER
Start of range for late interceptors defined by extension libraries.static int
LIBRARY_BEFORE
Start of range for early interceptors defined by extension libraries.static int
PLATFORM_AFTER
Start of range for late interceptors defined by platform specifications.static int
PLATFORM_BEFORE
Start of range for early interceptors defined by platform specifications.
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Field Detail
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PLATFORM_BEFORE
public static final int PLATFORM_BEFORE
Start of range for early interceptors defined by platform specifications.- See Also:
- Constant Field Values
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LIBRARY_BEFORE
public static final int LIBRARY_BEFORE
Start of range for early interceptors defined by extension libraries.- See Also:
- Constant Field Values
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APPLICATION
public static final int APPLICATION
Start of range for interceptors defined by applications.- See Also:
- Constant Field Values
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LIBRARY_AFTER
public static final int LIBRARY_AFTER
Start of range for late interceptors defined by extension libraries.- See Also:
- Constant Field Values
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PLATFORM_AFTER
public static final int PLATFORM_AFTER
Start of range for late interceptors defined by platform specifications.- See Also:
- Constant Field Values
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