com.google.common.css.SourceCode Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of closure-stylesheets Show documentation

Closure Stylesheets is an extension to CSS that adds variables, functions, conditionals, and mixins to standard CSS. The tool also supports minification, linting, RTL flipping, and CSS class renaming.

There is a newer version: 20160212

Show newest version

/*
 * Copyright 2008 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.common.css;

import com.google.common.base.Preconditions;

import javax.annotation.Nullable;

/**
 * This is a wrapper for a file that will be compiled. It conveniently stores
 * both the file name and the file contents, so that the parser does not have
 * to deal with IO.
 *
 * Instances of this class are immutable.
 *
 */
public final class SourceCode {
  private final String fileName;
  private final String fileContents;

  /**
   * Constructs a {@code SourceCode}. At least one of fileName and fileContents
   * must be non-{@code null}.
   *
   * @param fileName the name of the source code file or {@code null} if the
   *     input does not come from a file
   * @param fileContents the contents of the source code file or {@code null} if
   *     the file contents is not yet known (the file has not yet been read)
   */
  public SourceCode(@Nullable String fileName, @Nullable String fileContents) {
    Preconditions.checkArgument(fileName != null || fileContents != null);
    this.fileName = fileName;
    this.fileContents = fileContents;
  }

  public String getFileName() {
    return fileName;
  }

  public String getFileContents() {
    return fileContents;
  }

  int getFileContentsLength() {
    return fileContents.length();
  }
}