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• 0.1.5
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avabrake.0.1.5.source-code.Truncator Maven / Gradle / Ivy

package io.airbrake.javabrake;

import java.util.List;
import java.util.Map;
import java.util.HashMap;

class Truncator {
  int maxStringLength = 1024;
  int maxMapSize = 128;
  int maxListSize = 32;
  int maxDepth = 8;

  Truncator(int level) {
    this.maxStringLength = Math.max(1, this.maxStringLength >> level);
    this.maxMapSize = Math.max(1, this.maxMapSize >> level);
    this.maxListSize = Math.max(1, this.maxListSize >> level);
    this.maxDepth = Math.max(1, this.maxDepth >> level);
  }

  Object truncate(Object obj, int depth) {
    if (obj instanceof String) {
      String s = (String) obj;
      if (s.length() > this.maxStringLength) {
        s = s.substring(0, this.maxStringLength);
      }
      return s;
    }

    if (obj instanceof Map) {
      depth++;
      if (depth > this.maxDepth) {
        return "[Truncated Map]";
      }

      Map map = (Map) obj;
      return this.truncateMap(map, depth);
    }

    if (obj instanceof List) {
      depth++;
      if (depth > this.maxDepth) {
        return "[Truncated List]";
      }

      List