| /* |
| * Copyright 2006 Google Inc. |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); you may not |
| * use this file except in compliance with the License. You may obtain a copy of |
| * the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT |
| * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the |
| * License for the specific language governing permissions and limitations under |
| * the License. |
| */ |
| package com.google.gwt.dev.cfg; |
| |
| import com.google.gwt.core.ext.TreeLogger; |
| import com.google.gwt.thirdparty.guava.common.base.Objects; |
| |
| /** |
| * A deferred binding condition to determine whether the type being rebound is |
| * exactly a particular type. |
| */ |
| //TODO(stalcup): guard against attempts to replace classes that have special prototype handling |
| //like String and Array. |
| public class ConditionWhenTypeIs extends Condition { |
| |
| private final String exactTypeSourceName; |
| |
| public ConditionWhenTypeIs(String exactTypeSourceName) { |
| this.exactTypeSourceName = exactTypeSourceName; |
| } |
| |
| @Override |
| public boolean equals(Object object) { |
| if (object instanceof ConditionWhenTypeIs) { |
| ConditionWhenTypeIs that = (ConditionWhenTypeIs) object; |
| return Objects.equal(this.exactTypeSourceName, that.exactTypeSourceName); |
| } |
| return false; |
| } |
| |
| @Override |
| public int hashCode() { |
| return Objects.hashCode(exactTypeSourceName); |
| } |
| |
| @Override |
| public String toString() { |
| return "<when-type-is class='" + exactTypeSourceName + "'/>"; |
| } |
| |
| @Override |
| protected boolean doEval(TreeLogger logger, DeferredBindingQuery query) { |
| return exactTypeSourceName.equals(query.getTestType()); |
| } |
| |
| @Override |
| protected String getEvalAfterMessage(String testType, boolean result) { |
| if (result) { |
| return "Yes, the requested type was an exact match"; |
| } else { |
| return "Not an exact match"; |
| } |
| } |
| |
| @Override |
| protected String getEvalBeforeMessage(String testType) { |
| return toString(); |
| } |
| } |