| /******************************************************************************* |
| * Copyright (c) 2000, 2008 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 |
| *******************************************************************************/ |
| package org.eclipse.jdt.internal.compiler.lookup; |
| |
| import java.lang.reflect.Field; |
| |
| import org.eclipse.jdt.core.compiler.CharOperation; |
| |
| public class ProblemReferenceBinding extends ReferenceBinding { |
| ReferenceBinding closestMatch; |
| private int problemReason; |
| |
| // NOTE: must only answer the subset of the name related to the problem |
| |
| public ProblemReferenceBinding(char[][] compoundName, ReferenceBinding closestMatch, int problemReason) { |
| this.compoundName = compoundName; |
| this.closestMatch = closestMatch; |
| this.problemReason = problemReason; |
| } |
| |
| /** |
| * @see org.eclipse.jdt.internal.compiler.lookup.TypeBinding#closestMatch() |
| */ |
| public TypeBinding closestMatch() { |
| return this.closestMatch; |
| } |
| |
| /** |
| * @see org.eclipse.jdt.internal.compiler.lookup.TypeBinding#closestMatch() |
| */ |
| public ReferenceBinding closestReferenceMatch() { |
| return this.closestMatch; |
| } |
| |
| /* API |
| * Answer the problem id associated with the receiver. |
| * NoError if the receiver is a valid binding. |
| */ |
| public int problemId() { |
| return this.problemReason; |
| } |
| |
| public static String problemReasonString(int problemReason) { |
| try { |
| Class reasons = ProblemReasons.class; |
| String simpleName = reasons.getName(); |
| int lastDot = simpleName.lastIndexOf('.'); |
| if (lastDot >= 0) { |
| simpleName = simpleName.substring(lastDot+1); |
| } |
| Field[] fields = reasons.getFields(); |
| for (int i = 0, length = fields.length; i < length; i++) { |
| Field field = fields[i]; |
| if (!field.getType().equals(int.class)) continue; |
| if (field.getInt(reasons) == problemReason) { |
| return simpleName + '.' + field.getName(); |
| } |
| } |
| } catch (IllegalAccessException e) { |
| // do nothing |
| } |
| return "unknown"; //$NON-NLS-1$ |
| } |
| |
| /** |
| * @see org.eclipse.jdt.internal.compiler.lookup.ReferenceBinding#shortReadableName() |
| */ |
| public char[] shortReadableName() { |
| return readableName(); |
| } |
| |
| public String toString() { |
| StringBuffer buffer = new StringBuffer(10); |
| buffer.append("ProblemType:[compoundName="); //$NON-NLS-1$ |
| buffer.append(this.compoundName == null ? "<null>" : new String(CharOperation.concatWith(this.compoundName,'.'))); //$NON-NLS-1$ |
| buffer.append("][problemID=").append(problemReasonString(this.problemReason)); //$NON-NLS-1$ |
| buffer.append("][closestMatch="); //$NON-NLS-1$ |
| buffer.append(this.closestMatch == null ? "<null>" : this.closestMatch.toString()); //$NON-NLS-1$ |
| buffer.append("]"); //$NON-NLS-1$ |
| return buffer.toString(); |
| } |
| } |