com.google.idea.blaze.base.projectview.section.sections.TextBlock.java Source code

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Here is the source code for com.google.idea.blaze.base.projectview.section.sections.TextBlock.java

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/*
 * Copyright 2016 The Bazel Authors. All rights reserved.
 *
 * 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.idea.blaze.base.projectview.section.sections;

import com.google.common.base.Objects;
import com.google.common.collect.ImmutableList;
import java.io.Serializable;

/**
 * A block of text, like comments or whitespace.
 *
 * <p>A text block will be entirely of one type (comment/whitespace), and should all have the same
 * indentation.
 */
public class TextBlock implements Serializable {
    private static final long serialVersionUID = 1L;
    private final ImmutableList<String> lines;

    public TextBlock(ImmutableList<String> lines) {
        this.lines = lines;
    }

    /** Returns raw lines, including any indentation and surrounding whitespace */
    public ImmutableList<String> lines() {
        return lines;
    }

    public static TextBlock of(String... lines) {
        return new TextBlock(ImmutableList.<String>builder().add(lines).build());
    }

    /** A text block that is a single newline */
    public static TextBlock newLine() {
        return new TextBlock(ImmutableList.of(""));
    }

    public void print(StringBuilder sb) {
        for (String line : lines) {
            sb.append(line);
            sb.append('\n');
        }
    }

    @Override
    public boolean equals(Object o) {
        if (this == o) {
            return true;
        }
        if (o == null || getClass() != o.getClass()) {
            return false;
        }
        TextBlock textBlock = (TextBlock) o;
        return Objects.equal(lines, textBlock.lines);
    }

    @Override
    public int hashCode() {
        return Objects.hashCode(lines);
    }

    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        print(sb);
        return sb.toString();
    }
}