Package org.h2.util.json

Class JsonConstructorUtils

  • public final class JsonConstructorUtils
extends java.lang.Object
    Utilities for JSON constructors.

    • Method Summary

      All Methods Static Methods Concrete Methods 
      Modifier and Type Method Description
      static void jsonArrayAppend​(java.io.ByteArrayOutputStream baos, Value value, int flags)
      Appends a value to a JSON array in the specified output stream.
      static void jsonObjectAppend​(java.io.ByteArrayOutputStream baos, java.lang.String key, Value value)
      Appends a value to a JSON object in the specified string builder.
      static Value jsonObjectFinish​(java.io.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.

      • Methods inherited from class java.lang.Object

        clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

    • Field Detail

      • JSON_ABSENT_ON_NULL

        public static final int JSON_ABSENT_ON_NULL
        The ABSENT ON NULL flag.
        See Also:
        Constant Field Values

      • JSON_WITH_UNIQUE_KEYS

        public static final int JSON_WITH_UNIQUE_KEYS
        The WITH UNIQUE KEYS flag.
        See Also:
        Constant Field Values

    • Constructor Detail

      • JsonConstructorUtils

        private JsonConstructorUtils()

    • Method Detail

      • jsonObjectAppend

        public static void jsonObjectAppend​(java.io.ByteArrayOutputStream baos,
                                    java.lang.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​(java.io.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​(java.io.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)