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/*
* Copyright (C) 2015 The Android Open Source Project
*
* 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.android.ahat;
import java.util.List;
/**
* An interface for rendering a page of content to the user.
*/
interface Doc extends AutoCloseable {
/**
* Output the title of the page.
*/
public void title(String format, Object... args);
/**
* Print a line of text for a page menu.
*/
public void menu(DocString string);
/**
* Start a new section with the given title.
*/
public void section(String title);
/**
* Print a line of text in a normal font.
*/
public void println(DocString string);
/**
* Print a line of text in a large font that is easy to see and click on.
*/
public void big(DocString string);
/**
* Start a table with the given columns.
*
* An IllegalArgumentException is thrown if no columns are provided.
*
* This should be followed by calls to the 'row' method to fill in the table
* contents and the 'end' method to end the table.
*/
public void table(Column... columns);
/**
* Start a table with the following heading structure:
* | description | c2 | c3 | ... |
* | h1 | h2 | ... | | | |
*
* Where subcols describes h1, h2, ...
* and cols describes c2, c3, ...
*
* This should be followed by calls to the 'row' method to fill in the table
* contents and the 'end' method to end the table.
*/
public void table(DocString description, List<Column> subcols, List<Column> cols);
/**
* Add a row to the currently active table.
* The number of values must match the number of columns provided for the
* currently active table.
*/
public void row(DocString... values);
/**
* Start a new description list.
*
* This should be followed by calls to description() and finally a call to
* end().
*/
public void descriptions();
/**
* Add a description to the currently active description list.
*/
public void description(DocString key, DocString value);
/**
* End the currently active table or description list.
*/
public void end();
}
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