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91 lines
2.4 KiB
91 lines
2.4 KiB
/*
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* Copyright (c) 2005, 2013, Oracle and/or its affiliates. All rights reserved.
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* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*
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*/
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package javax.lang.model.element;
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import javax.lang.model.util.Elements;
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/**
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* Represents a field, {@code enum} constant, method or constructor
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* parameter, local variable, resource variable, or exception
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* parameter.
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*
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* @author Joseph D. Darcy
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* @author Scott Seligman
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* @author Peter von der Ahé
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* @since 1.6
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*/
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public interface VariableElement extends Element {
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/**
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* Returns the value of this variable if this is a {@code final}
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* field initialized to a compile-time constant. Returns {@code
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* null} otherwise. The value will be of a primitive type or a
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* {@code String}. If the value is of a primitive type, it is
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* wrapped in the appropriate wrapper class (such as {@link
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* Integer}).
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*
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* <p>Note that not all {@code final} fields will have
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* constant values. In particular, {@code enum} constants are
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* <em>not</em> considered to be compile-time constants. To have a
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* constant value, a field's type must be either a primitive type
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* or {@code String}.
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*
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* @return the value of this variable if this is a {@code final}
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* field initialized to a compile-time constant, or {@code null}
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* otherwise
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*
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* @see Elements#getConstantExpression(Object)
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* @jls 15.28 Constant Expression
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* @jls 4.12.4 final Variables
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*/
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Object getConstantValue();
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/**
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* Returns the simple name of this variable element.
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*
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* <p>For method and constructor parameters, the name of each
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* parameter must be distinct from the names of all other
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* parameters of the same executable. If the original source
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* names are not available, an implementation may synthesize names
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* subject to the distinctness requirement above.
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*
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* @return the simple name of this variable element
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*/
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@Override
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Name getSimpleName();
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/**
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* Returns the enclosing element of this variable.
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*
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* The enclosing element of a method or constructor parameter is
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* the executable declaring the parameter.
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*
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* @return the enclosing element of this variable
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*/
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@Override
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Element getEnclosingElement();
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}
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