Class JsonConstructorUtils

java.lang.Object
org.h2.util.json.JsonConstructorUtils

public final class JsonConstructorUtils extends Object
Utilities for JSON constructors.
  • Field Details

    • JSON_ABSENT_ON_NULL

      public static final int JSON_ABSENT_ON_NULL
      The ABSENT ON NULL flag.
      See Also:
    • JSON_WITH_UNIQUE_KEYS

      public static final int JSON_WITH_UNIQUE_KEYS
      The WITH UNIQUE KEYS flag.
      See Also:
  • Constructor Details

    • JsonConstructorUtils

      private JsonConstructorUtils()
  • Method Details

    • jsonObjectAppend

      public static void jsonObjectAppend(ByteArrayOutputStream baos, String key, Value value)
      Appends a value to a JSON object in the specified string builder.
      Parameters:
      baos - the output stream to append to
      key - the name of the property
      value - the value of the property
    • jsonObjectFinish

      public static Value jsonObjectFinish(ByteArrayOutputStream baos, int flags)
      Appends trailing closing brace to the specified string builder with a JSON object, validates it, and converts to a JSON value.
      Parameters:
      baos - the output stream with the object
      flags - the flags (JSON_WITH_UNIQUE_KEYS)
      Returns:
      the JSON value
      Throws:
      DbException - if JSON_WITH_UNIQUE_KEYS is specified and keys are not unique
    • jsonArrayAppend

      public static void jsonArrayAppend(ByteArrayOutputStream baos, Value value, int flags)
      Appends a value to a JSON array in the specified output stream.
      Parameters:
      baos - the output stream to append to
      value - the value
      flags - the flags (JSON_ABSENT_ON_NULL)