| /******************************************************************************* |
| * Copyright (c) 2000, 2013 IBM Corporation and others. |
| * All rights reserved. This program and the accompanying materials |
| * are made available under the terms of the Eclipse Public License v1.0 |
| * which accompanies this distribution, and is available at |
| * http://www.eclipse.org/legal/epl-v10.html |
| * |
| * Contributors: |
| * IBM Corporation - initial API and implementation |
| * Stephan Herrmann - Contribution for |
| * bug 331649 - [compiler][null] consider null annotations for fields |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.compiler.lookup; |
| |
| import org.eclipse.jdt.internal.compiler.ast.ASTNode; |
| import org.eclipse.jdt.internal.compiler.classfmt.ClassFileConstants; |
| import org.eclipse.jdt.internal.compiler.impl.Constant; |
| |
| public abstract class VariableBinding extends Binding { |
| |
| public int modifiers; |
| public TypeBinding type; |
| public char[] name; |
| protected Constant constant; |
| public int id; // for flow-analysis (position in flowInfo bit vector) |
| public long tagBits; |
| |
| public VariableBinding(char[] name, TypeBinding type, int modifiers, Constant constant) { |
| this.name = name; |
| this.type = type; |
| this.modifiers = modifiers; |
| this.constant = constant; |
| if (type != null) { |
| this.tagBits |= (type.tagBits & TagBits.HasMissingType); |
| } |
| } |
| |
| public Constant constant() { |
| return this.constant; |
| } |
| |
| public abstract AnnotationBinding[] getAnnotations(); |
| |
| public final boolean isBlankFinal(){ |
| return (this.modifiers & ExtraCompilerModifiers.AccBlankFinal) != 0; |
| } |
| /* Answer true if the receiver is final and cannot be changed |
| */ |
| |
| public final boolean isFinal() { |
| return (this.modifiers & ClassFileConstants.AccFinal) != 0; |
| } |
| |
| public final boolean isEffectivelyFinal() { |
| return (this.tagBits & TagBits.IsEffectivelyFinal) != 0; |
| } |
| |
| /** Answer true if null annotations are enabled and this field is specified @NonNull */ |
| public boolean isNonNull() { |
| return (this.tagBits & TagBits.AnnotationNonNull) != 0; |
| } |
| |
| /** Answer true if null annotations are enabled and this field is specified @Nullable */ |
| public boolean isNullable() { |
| return (this.tagBits & TagBits.AnnotationNullable) != 0; |
| } |
| |
| public char[] readableName() { |
| return this.name; |
| } |
| public void setConstant(Constant constant) { |
| this.constant = constant; |
| } |
| public String toString() { |
| StringBuffer output = new StringBuffer(10); |
| ASTNode.printModifiers(this.modifiers, output); |
| if ((this.modifiers & ExtraCompilerModifiers.AccUnresolved) != 0) { |
| output.append("[unresolved] "); //$NON-NLS-1$ |
| } |
| output.append(this.type != null ? this.type.debugName() : "<no type>"); //$NON-NLS-1$ |
| output.append(" "); //$NON-NLS-1$ |
| output.append((this.name != null) ? new String(this.name) : "<no name>"); //$NON-NLS-1$ |
| return output.toString(); |
| } |
| } |