Package org.apache.calcite.runtime

Class JsonFunctions

java.lang.Object

org.apache.calcite.runtime.JsonFunctions

public class JsonFunctions
extends Object

A collection of functions used in JSON processing.

Nested Class Summary

Nested Classes

Modifier and Type	Class	Description
static enum	JsonFunctions.JsonModifyMode	Used in the JsonModify function.
static class	JsonFunctions.JsonPathContext	Returned path context of JsonApiCommonSyntax, public for testing.
static class	JsonFunctions.JsonValueContext	The Java output of SqlJsonValueExpressionOperator.
static enum	JsonFunctions.PathMode	Path spec has two different modes: lax mode and strict mode.
static class	JsonFunctions.StatefulFunction	State for JSON_EXISTS, JSON_VALUE, JSON_QUERY.

Method Summary

Modifier and Type	Method	Description
static @Nullable Object	dejsonize(String input)
static @Nullable Boolean	isJsonArray(@Nullable String input)
static @Nullable Boolean	isJsonObject(@Nullable String input)
static @Nullable Boolean	isJsonScalar(@Nullable String input)
static @Nullable Boolean	isJsonValue(@Nullable String input)
static JsonFunctions.JsonPathContext	jsonApiCommonSyntax(String input)
static JsonFunctions.JsonPathContext	jsonApiCommonSyntax(String input, String pathSpec)
static JsonFunctions.JsonPathContext	jsonApiCommonSyntax(JsonFunctions.JsonValueContext input)
static JsonFunctions.JsonPathContext	jsonApiCommonSyntax(JsonFunctions.JsonValueContext input, String pathSpec)
static String	jsonArray(SqlJsonConstructorNullClause nullClause, @Nullable Object... elements)
static void	jsonArrayAggAdd(List list, @Nullable Object element, SqlJsonConstructorNullClause nullClause)
static @Nullable Integer	jsonDepth(String input)
static @Nullable Integer	jsonDepth(JsonFunctions.JsonValueContext input)
static String	jsonInsert(String jsonDoc, Object... kvs)
static String	jsonInsert(JsonFunctions.JsonValueContext input, Object... kvs)
static String	jsonize(@Nullable Object input)
static String	jsonKeys(String input)
static String	jsonKeys(String input, String pathSpec)
static String	jsonKeys(JsonFunctions.JsonPathContext context)
static String	jsonKeys(JsonFunctions.JsonValueContext input)
static String	jsonKeys(JsonFunctions.JsonValueContext input, String pathSpec)
static @Nullable Integer	jsonLength(String input)
static @Nullable Integer	jsonLength(String input, String pathSpec)
static @Nullable Integer	jsonLength(JsonFunctions.JsonPathContext context)
static @Nullable Integer	jsonLength(JsonFunctions.JsonValueContext input)
static @Nullable Integer	jsonLength(JsonFunctions.JsonValueContext input, String pathSpec)
static String	jsonObject(SqlJsonConstructorNullClause nullClause, @Nullable Object... kvs)
static void	jsonObjectAggAdd(Map map, String k, @Nullable Object v, SqlJsonConstructorNullClause nullClause)
static String	jsonPretty(String input)
static String	jsonPretty(JsonFunctions.JsonValueContext input)
static String	jsonRemove(String input, String... pathSpecs)
static String	jsonRemove(JsonFunctions.JsonValueContext input, String... pathSpecs)
static String	jsonReplace(String jsonDoc, Object... kvs)
static String	jsonReplace(JsonFunctions.JsonValueContext input, Object... kvs)
static String	jsonSet(String jsonDoc, Object... kvs)
static String	jsonSet(JsonFunctions.JsonValueContext input, Object... kvs)
static Integer	jsonStorageSize(String input)
static Integer	jsonStorageSize(JsonFunctions.JsonValueContext input)
static String	jsonType(String input)
static String	jsonType(JsonFunctions.JsonValueContext input)
static JsonFunctions.JsonValueContext	jsonValueExpression(String input)

Methods inherited from class java.lang.Object

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

Method Details

jsonize

public static String jsonize(@Nullable Object input)

dejsonize

public static @Nullable Object dejsonize(String input)

jsonValueExpression

public static JsonFunctions.JsonValueContext jsonValueExpression(String input)

jsonApiCommonSyntax

public static JsonFunctions.JsonPathContext jsonApiCommonSyntax(String input)

jsonApiCommonSyntax

public static JsonFunctions.JsonPathContext jsonApiCommonSyntax(JsonFunctions.JsonValueContext input)

jsonApiCommonSyntax

public static JsonFunctions.JsonPathContext jsonApiCommonSyntax(String input,
 String pathSpec)

jsonApiCommonSyntax

public static JsonFunctions.JsonPathContext jsonApiCommonSyntax(JsonFunctions.JsonValueContext input,
 String pathSpec)

jsonObject

public static String jsonObject(SqlJsonConstructorNullClause nullClause,
 @Nullable Object... kvs)

jsonObjectAggAdd

public static void jsonObjectAggAdd(Map map,
 String k,
 @Nullable Object v,
 SqlJsonConstructorNullClause nullClause)

jsonArray

public static String jsonArray(SqlJsonConstructorNullClause nullClause,
 @Nullable Object... elements)

jsonArrayAggAdd

public static void jsonArrayAggAdd(List list,
 @Nullable Object element,
 SqlJsonConstructorNullClause nullClause)

jsonPretty

public static String jsonPretty(String input)

jsonPretty

public static String jsonPretty(JsonFunctions.JsonValueContext input)

jsonType

public static String jsonType(String input)

jsonType

public static String jsonType(JsonFunctions.JsonValueContext input)

jsonDepth

public static @Nullable Integer jsonDepth(String input)

jsonDepth

public static @Nullable Integer jsonDepth(JsonFunctions.JsonValueContext input)

jsonLength

public static @Nullable Integer jsonLength(String input)

jsonLength

public static @Nullable Integer jsonLength(JsonFunctions.JsonValueContext input)

jsonLength

public static @Nullable Integer jsonLength(String input,
 String pathSpec)

jsonLength

public static @Nullable Integer jsonLength(JsonFunctions.JsonValueContext input,
 String pathSpec)

jsonLength

public static @Nullable Integer jsonLength(JsonFunctions.JsonPathContext context)

jsonKeys

public static String jsonKeys(String input)

jsonKeys

public static String jsonKeys(JsonFunctions.JsonValueContext input)

jsonKeys

public static String jsonKeys(String input,
 String pathSpec)

jsonKeys

public static String jsonKeys(JsonFunctions.JsonValueContext input,
 String pathSpec)

jsonKeys

public static String jsonKeys(JsonFunctions.JsonPathContext context)

jsonRemove

public static String jsonRemove(String input,
 String... pathSpecs)

jsonRemove

public static String jsonRemove(JsonFunctions.JsonValueContext input,
 String... pathSpecs)

jsonStorageSize

public static Integer jsonStorageSize(String input)

jsonStorageSize

public static Integer jsonStorageSize(JsonFunctions.JsonValueContext input)

jsonReplace

public static String jsonReplace(String jsonDoc,
 Object... kvs)

jsonReplace

public static String jsonReplace(JsonFunctions.JsonValueContext input,
 Object... kvs)

jsonInsert

public static String jsonInsert(String jsonDoc,
 Object... kvs)

jsonInsert

public static String jsonInsert(JsonFunctions.JsonValueContext input,
 Object... kvs)

jsonSet

public static String jsonSet(String jsonDoc,
 Object... kvs)

jsonSet

public static String jsonSet(JsonFunctions.JsonValueContext input,
 Object... kvs)

isJsonValue

public static @Nullable Boolean isJsonValue(@Nullable String input)

isJsonObject

public static @Nullable Boolean isJsonObject(@Nullable String input)

isJsonArray

public static @Nullable Boolean isJsonArray(@Nullable String input)

isJsonScalar

public static @Nullable Boolean isJsonScalar(@Nullable String input)