com.google.gwt.text.shared.Renderer.java Source code

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Here is the source code for com.google.gwt.text.shared.Renderer.java

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/*
 * Copyright 2007 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.text.shared;

import java.io.IOException;

/**
 * An object that can render other objects of a particular type into plain-text
 * form. Allows decoupling that is useful for a dependency-injection
 * architecture.
 * 
 * @param <T> the type to render
 */
public interface Renderer<T> {

    /**
     * Renders {@code object} as plain text. Should never throw any exceptions!
     */
    String render(T object);

    /**
     * Renders {@code object} as plain text, appended directly to {@code
     * appendable}. Should never throw any exceptions except if {@code appendable}
     * throws an {@code IOException}.
     */
    void render(T object, Appendable appendable) throws IOException;
}