图谱导航Graphviz文件生成，转dot类

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最新推荐文章于 2023-10-19 17:36:33 发布

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本文链接：https://blog.youkuaiyun.com/brian_9988/article/details/19111163

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这个Java类用于生成Graphviz的dot文件，实现图谱导航。它处理资产关系，创建有向或无向图，并使用颜色映射。类中包含用于生成头、组节点、关系和文件的函数，支持输出SVG和PNG格式。

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package com.*.util.generator;

import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.InputStream;
import java.io.OutputStreamWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Set;

import org.apache.commons.lang.StringUtils;
import org.jsoup.helper.StringUtil;

import com.*.common.model.AtlasNavigationVO;
import com.*.common.model.RelationShipVO;

// TODO 资产类型可变的时候，考虑类型的处理
// TODO Graphviz并发问题
/**
 * 图谱导航Graphviz文件生成，转dot类
 *
 * @since Test
 * @author brian
 *
 */
public class GraphvizDotGenerator {

	// 本地dot.exe路径
	private static String graphviz2xdot = "e:/graphviz/bin/dot.exe";
	//gv文件路径
	private String gvout;
	//生成的图形文件路径
	private String gvdotout;
	//输出文件格式
	private String outformat;
	//有向图，还是无向图
	private boolean undirected;
	//要进行绘图的关系
	private Map<String,List<AtlasNavigationVO>> relationsmap;
	private BufferedWriter bw;


	private static final String[] colorTable = new String[]{
		"antiquewhite","aqua","aquamarine",
		"bisque","blanchedalmond","blue",
		"blueviolet","brown","burlywood","cadetblue","chartreuse",
		"chocolate","coral","cornflowerblue","crimson",
		"cyan","darkcyan","darkgoldenrod","darkgray",
		"darkgreen","darkgrey","darkkhaki","darkmagenta","darkolivegreen",
		"darkorange","darkorchid","darkred","darksalmon","darkseagreen",
		"darkslategray","darkslategrey","darkturquoise","darkviolet",
		"deeppink","deepskyblue","dimgray","dimgrey","dodgerblue",
		"firebrick","forestgreen","fuchsia",
		"gold","goldenrod","gray","grey",
		"green","greenyellow","hotpink","indianred",
		"indigo","khaki","lavender","lavenderblush",
		"lawngreen","lemonchiffon","lightblue","lightcoral",
		"lightgoldenrodyellow","lightgray","lightgreen","lightgrey","lightpink",
		"lightsalmon","lightseagreen","lightskyblue","lightslategray","lightslategrey",
		"lightsteelblue","lime","limegreen",
		"magenta","maroon","mediumaquamarine","mediumorchid",
		"mediumpurple","mediumseagreen","mediumslateblue","mediumspringgreen","

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