51 lines
1.5 KiB
Java
51 lines
1.5 KiB
Java
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/*
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* Copyright (C) 2019 The Android Open Source Project
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*
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* Licensed under the Apache License, Version 2.0 (the "License");
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the License at
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*
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* http://www.apache.org/licenses/LICENSE-2.0
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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package android.provider;
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import static java.lang.annotation.ElementType.FIELD;
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import static java.lang.annotation.RetentionPolicy.RUNTIME;
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import android.content.ContentProvider;
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import android.content.ContentValues;
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import android.database.Cursor;
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import java.lang.annotation.Documented;
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import java.lang.annotation.Retention;
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import java.lang.annotation.Target;
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/**
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* Denotes that a field is a {@link ContentProvider} column. It can be used as a
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* key for {@link ContentValues} when inserting or updating data, or as a
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* projection when querying.
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*
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* @hide
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*/
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@Documented
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@Retention(RUNTIME)
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@Target({FIELD})
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public @interface Column {
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/**
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* The {@link Cursor#getType(int)} of the data stored in this column.
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*/
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int value();
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/**
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* This column is read-only and cannot be defined during insert or updates.
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*/
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boolean readOnly() default false;
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}
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