diff --git a/jOOQ/src/main/java/org/jooq/Field.java b/jOOQ/src/main/java/org/jooq/Field.java index 923ac74969..ed86647c1d 100644 --- a/jOOQ/src/main/java/org/jooq/Field.java +++ b/jOOQ/src/main/java/org/jooq/Field.java @@ -1079,6 +1079,22 @@ extends @Support({ CUBRID, FIREBIRD, H2, HSQLDB, MARIADB, MYSQL, POSTGRES, SQLITE }) Field shr(Field value); + // ------------------------------------------------------------------------ + // JSON predicates + // ------------------------------------------------------------------------ + + /** + * Create a condition to check if this field contains JSON data. + */ + @Support({ MYSQL }) + Condition isJSON(); + + /** + * Create a condition to check if this field does not contain JSON data. + */ + @Support({ MYSQL }) + Condition isNotJson(); + // ------------------------------------------------------------------------ // NULL predicates // ------------------------------------------------------------------------ diff --git a/jOOQ/src/main/java/org/jooq/impl/AbstractField.java b/jOOQ/src/main/java/org/jooq/impl/AbstractField.java index e1bfaa97d8..44f7b3e6c5 100644 --- a/jOOQ/src/main/java/org/jooq/impl/AbstractField.java +++ b/jOOQ/src/main/java/org/jooq/impl/AbstractField.java @@ -662,6 +662,16 @@ abstract class AbstractField extends AbstractNamed implements Field { // XXX: Conditions created from this field // ------------------------------------------------------------------------ + @Override + public final Condition isJSON() { + return new IsJSON(this, true); + } + + @Override + public final Condition isNotJson() { + return new IsJSON(this, false); + } + @Override public final Condition isNull() { return new IsNull(this, true); diff --git a/jOOQ/src/main/java/org/jooq/impl/IsJSON.java b/jOOQ/src/main/java/org/jooq/impl/IsJSON.java new file mode 100644 index 0000000000..cb607070ee --- /dev/null +++ b/jOOQ/src/main/java/org/jooq/impl/IsJSON.java @@ -0,0 +1,87 @@ +/* + * Licensed under the Apache License, Version 2.0 (the "License"); + * you may not use this file except in compliance with the License. + * You may obtain a copy of the License at + * + * http://www.apache.org/licenses/LICENSE-2.0 + * + * Unless required by applicable law or agreed to in writing, software + * distributed under the License is distributed on an "AS IS" BASIS, + * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. + * See the License for the specific language governing permissions and + * limitations under the License. + * + * Other licenses: + * ----------------------------------------------------------------------------- + * Commercial licenses for this work are available. These replace the above + * ASL 2.0 and offer limited warranties, support, maintenance, and commercial + * database integrations. + * + * For more information, please visit: http://www.jooq.org/licenses + * + * + * + * + * + * + * + * + * + * + * + * + * + * + * + * + */ + +package org.jooq.impl; + +import static org.jooq.impl.DSL.function; +import static org.jooq.impl.DSL.inline; +import static org.jooq.impl.Keywords.K_IS_JSON; +import static org.jooq.impl.Keywords.K_IS_NOT_JSON; +import static org.jooq.impl.SQLDataType.BOOLEAN; +import static org.jooq.impl.SQLDataType.INTEGER; + +import org.jooq.Context; +import org.jooq.Field; + +/** + * @author Lukas Eder + */ +final class IsJSON extends AbstractCondition { + + /** + * Generated UID + */ + private static final long serialVersionUID = 5667086904534664235L; + private final Field field; + private final boolean isJSON; + + IsJSON(Field field, boolean isJSON) { + this.field = field; + this.isJSON = isJSON; + } + + @Override + public final void accept(Context ctx) { + switch (ctx.family()) { + case MYSQL: + ctx.visit(function("json_valid", BOOLEAN, field)); + break; + + + + + + + + + default: + ctx.visit(field).sql(' ').visit(isJSON ? K_IS_JSON : K_IS_NOT_JSON); + break; + } + } +} diff --git a/jOOQ/src/main/java/org/jooq/impl/Keywords.java b/jOOQ/src/main/java/org/jooq/impl/Keywords.java index 195b7a7af0..e68ae7e5dc 100644 --- a/jOOQ/src/main/java/org/jooq/impl/Keywords.java +++ b/jOOQ/src/main/java/org/jooq/impl/Keywords.java @@ -191,7 +191,9 @@ final class Keywords { static final Keyword K_INTERVAL = keyword("interval"); static final Keyword K_INTO = keyword("into"); static final Keyword K_IS = keyword("is"); + static final Keyword K_IS_NOT_JSON = keyword("is not json"); static final Keyword K_IS_NOT_NULL = keyword("is not null"); + static final Keyword K_IS_JSON = keyword("is json"); static final Keyword K_IS_NULL = keyword("is null"); static final Keyword K_ITERATE = keyword("iterate"); static final Keyword K_JSON = keyword("json");