01: /*
02: * Copyright 2006 Google Inc.
03: *
04: * Licensed under the Apache License, Version 2.0 (the "License"); you may not
05: * use this file except in compliance with the License. You may obtain a copy of
06: * the License at
07: *
08: * http://www.apache.org/licenses/LICENSE-2.0
09: *
10: * Unless required by applicable law or agreed to in writing, software
11: * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
12: * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
13: * License for the specific language governing permissions and limitations under
14: * the License.
15: */
16: package com.google.gwt.dev.cfg;
17:
18: import com.google.gwt.core.ext.GeneratorContext;
19: import com.google.gwt.core.ext.TreeLogger;
20: import com.google.gwt.core.ext.UnableToCompleteException;
21:
22: /**
23: * Abstract base class for various kinds of deferred binding rules.
24: */
25: public abstract class Rule {
26:
27: private final ConditionAll rootCondition = new ConditionAll();
28:
29: public ConditionAll getRootCondition() {
30: return rootCondition;
31: }
32:
33: public boolean isApplicable(TreeLogger logger,
34: GeneratorContext context, String typeName)
35: throws UnableToCompleteException {
36: return rootCondition.isTrue(logger, context, typeName);
37: }
38:
39: public abstract String realize(TreeLogger logger,
40: GeneratorContext context, String typeName)
41: throws UnableToCompleteException;
42: }
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