com.google.gwt.user.rebind.UserAgentPropertyGeneratorPredicate Maven / Gradle / Ivy
/*
* Copyright 2011 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.user.rebind;
/**
* Represents a predicate expressed in Javascript
* returns the given user agent if predicate evaluates
* to true.
*/
public class UserAgentPropertyGeneratorPredicate {
private final StringSourceWriter predicateWriter = new StringSourceWriter();
private String userAgent;
private String returnValue;
public UserAgentPropertyGeneratorPredicate(String userAgent) {
assert userAgent != null;
assert userAgent.length() > 0;
this.userAgent = userAgent;
}
public UserAgentPropertyGeneratorPredicate getPredicateBlock() {
return this;
}
public String getReturnValue() {
return returnValue;
}
public String getUserAgent() {
return userAgent;
}
public UserAgentPropertyGeneratorPredicate indent() {
predicateWriter.indent();
return this;
}
public UserAgentPropertyGeneratorPredicate outdent() {
predicateWriter.outdent();
return this;
}
public UserAgentPropertyGeneratorPredicate println(String s) {
predicateWriter.println(s);
return this;
}
public UserAgentPropertyGeneratorPredicate returns(String s) {
returnValue = s;
return this;
}
@Override
public String toString() {
return predicateWriter.toString();
}
}