diff options
Diffstat (limited to 'okio/src/jvmMain/kotlin/okio/ForwardingSource.kt')
-rw-r--r-- | okio/src/jvmMain/kotlin/okio/ForwardingSource.kt | 45 |
1 files changed, 45 insertions, 0 deletions
diff --git a/okio/src/jvmMain/kotlin/okio/ForwardingSource.kt b/okio/src/jvmMain/kotlin/okio/ForwardingSource.kt new file mode 100644 index 00000000..30a47f6c --- /dev/null +++ b/okio/src/jvmMain/kotlin/okio/ForwardingSource.kt @@ -0,0 +1,45 @@ +/* + * Copyright (C) 2014 Square, Inc. + * + * 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. + */ +package okio + +import java.io.IOException + +/** A [Source] which forwards calls to another. Useful for subclassing. */ +abstract class ForwardingSource( + /** [Source] to which this instance is delegating. */ + @get:JvmName("delegate") + val delegate: Source +) : Source { + // TODO 'Source by delegate' once https://youtrack.jetbrains.com/issue/KT-23935 is fixed. + + @Throws(IOException::class) + override fun read(sink: Buffer, byteCount: Long): Long = delegate.read(sink, byteCount) + + override fun timeout() = delegate.timeout() + + @Throws(IOException::class) + override fun close() = delegate.close() + + override fun toString() = "${javaClass.simpleName}($delegate)" + + @JvmName("-deprecated_delegate") + @Deprecated( + message = "moved to val", + replaceWith = ReplaceWith(expression = "delegate"), + level = DeprecationLevel.ERROR + ) + fun delegate() = delegate +} |